ytterbium

Summary

Summary: Ytterbium. An element of the rare earth family of metals. It has the atomic symbol Yb, atomic number 70, and atomic weight 173. Ytterbium has been used in lasers and as a portable x-ray source.

Top Publications

  1. ncbi [Studies on the properties of energy upconversion of the rare earth ErYb and HoYb in the oxyfluoride glass]
    F C Yuan
    Department of Physics, Quanzhou Teacher's College, Quanzhou 362000, China
    Guang Pu Xue Yu Guang Pu Fen Xi 21:755-7. 2001
  2. ncbi Polymer-coated NaYF₄:Yb³⁺, Er³⁺ upconversion nanoparticles for charge-dependent cellular imaging
    Jiefu Jin
    Department of Applied Biology and Chemical Technology, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong
    ACS Nano 5:7838-47. 2011
  3. ncbi Upconversion multicolor fine-tuning: visible to near-infrared emission from lanthanide-doped NaYF4 nanoparticles
    Feng Wang
    Department of Chemistry, National University of Singapore, Singapore 117543
    J Am Chem Soc 130:5642-3. 2008
  4. pmc High contrast in vitro and in vivo photoluminescence bioimaging using near infrared to near infrared up-conversion in Tm3+ and Yb3+ doped fluoride nanophosphors
    Marcin Nyk
    Institute for Lasers, Photonics and Biophotonics, Department of Chemistry, University at Buffalo, State University of New York, Buffalo, New York 14260 3000, USA
    Nano Lett 8:3834-8. 2008
  5. ncbi Core-shell NaYF4:Yb3+,Tm3+@FexOy nanocrystals for dual-modality T2-enhanced magnetic resonance and NIR-to-NIR upconversion luminescent imaging of small-animal lymphatic node
    Ao Xia
    Advanced Materials Laboratory and Department of Chemistry, Fudan University, Shanghai, PR China
    Biomaterials 32:7200-8. 2011
  6. ncbi Identification of the calcium binding site and a novel ytterbium site in blood coagulation factor XIII by x-ray crystallography
    B A Fox
    Department of Biochemistry, University of Washington, Seattle, Washington 98195, USA
    J Biol Chem 274:4917-23. 1999
  7. ncbi Ytterbium trifluoride as a radiopaque agent for dental cements
    F M Collares
    Department of Conservative Dentistry, School of Dentistry, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
    Int Endod J 43:792-7. 2010
  8. ncbi Hydrothermal synthesis of NaLuF4:153Sm,Yb,Tm nanoparticles and their application in dual-modality upconversion luminescence and SPECT bioimaging
    Yang Yang
    Department of Chemistry and Institute of Biomedical Science, Fudan University, 220 Handan Road, Shanghai, PR China
    Biomaterials 34:774-83. 2013
  9. ncbi Periorbital rejuvenation with fractional 1,550-nm ytterbium/erbium fiber laser and variable square pulse 2,940-nm erbium:YAG laser in Asians: a comparison study
    Penpun Wattanakrai
    Department of Medicine, Faculty of Medicine, Division of Dermatology, Ramathibodi Hospital, Mahidol University, Bangkok, Thailand
    Dermatol Surg 38:610-22. 2012
  10. ncbi Light-harvesting ytterbium(III)-porphyrinate-BODIPY conjugates: synthesis, excitation-energy transfer, and two-photon-induced near-infrared-emission studies
    Tao Zhang
    Institute of Molecular Functional Materials Areas of Excellence Scheme, University Grants, Committee, Hong Kong and Department of Chemistry and Institute of Advanced Materials, Hong Kong Baptist University, Waterloo Road, Hong Kong, PR China
    Chemistry 19:739-48. 2013

Research Grants

Detail Information

Publications256 found, 100 shown here

  1. ncbi [Studies on the properties of energy upconversion of the rare earth ErYb and HoYb in the oxyfluoride glass]
    F C Yuan
    Department of Physics, Quanzhou Teacher's College, Quanzhou 362000, China
    Guang Pu Xue Yu Guang Pu Fen Xi 21:755-7. 2001
    ..As can be seen, energy upconversion properties were determined mainly by the absorbtion spectra of Er2O3, Yb2O3. Energy upconversion efficiency were determined by excitative photons...
  2. ncbi Polymer-coated NaYF₄:Yb³⁺, Er³⁺ upconversion nanoparticles for charge-dependent cellular imaging
    Jiefu Jin
    Department of Applied Biology and Chemical Technology, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong
    ACS Nano 5:7838-47. 2011
    ..Furthermore, this study provides important guidance for the development of UCNPs as specific intracellular nanoprobes, allowing us to control the UCNP-cell interactions by tuning surface properties...
  3. ncbi Upconversion multicolor fine-tuning: visible to near-infrared emission from lanthanide-doped NaYF4 nanoparticles
    Feng Wang
    Department of Chemistry, National University of Singapore, Singapore 117543
    J Am Chem Soc 130:5642-3. 2008
    ..The approach allows access to a wide range of luminescence emission from visible to near-infrared by single-wavelength excitation...
  4. pmc High contrast in vitro and in vivo photoluminescence bioimaging using near infrared to near infrared up-conversion in Tm3+ and Yb3+ doped fluoride nanophosphors
    Marcin Nyk
    Institute for Lasers, Photonics and Biophotonics, Department of Chemistry, University at Buffalo, State University of New York, Buffalo, New York 14260 3000, USA
    Nano Lett 8:3834-8. 2008
    ..No apparent cytotoxicity was observed. Subsequent animal imaging studies were performed using Balb-c mice injected intravenously with up-converting nanophosphors, demonstrating the high contrast PL imaging in vivo...
  5. ncbi Core-shell NaYF4:Yb3+,Tm3+@FexOy nanocrystals for dual-modality T2-enhanced magnetic resonance and NIR-to-NIR upconversion luminescent imaging of small-animal lymphatic node
    Ao Xia
    Advanced Materials Laboratory and Department of Chemistry, Fudan University, Shanghai, PR China
    Biomaterials 32:7200-8. 2011
    ..Moreover, the toxicity of NaYF(4):Yb(3+),Tm(3+)@Fe(x)O(y) nanocrystals has also been evaluated by MTT assay, IC50 values, and histological analysis of lymphatic node sections...
  6. ncbi Identification of the calcium binding site and a novel ytterbium site in blood coagulation factor XIII by x-ray crystallography
    B A Fox
    Department of Biochemistry, University of Washington, Seattle, Washington 98195, USA
    J Biol Chem 274:4917-23. 1999
    ..determined the x-ray crystal structure of recombinant factor XIII A2 in the presence of calcium, strontium, and ytterbium. The main calcium binding site within each monomer involves the main chain oxygen atom of Ala-457, and also the ..
  7. ncbi Ytterbium trifluoride as a radiopaque agent for dental cements
    F M Collares
    Department of Conservative Dentistry, School of Dentistry, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
    Int Endod J 43:792-7. 2010
    ..To evaluate the radiopacity, degree of conversion (DC) and flexural strength of an experimental dental cement, with several added radiopaque substances...
  8. ncbi Hydrothermal synthesis of NaLuF4:153Sm,Yb,Tm nanoparticles and their application in dual-modality upconversion luminescence and SPECT bioimaging
    Yang Yang
    Department of Chemistry and Institute of Biomedical Science, Fudan University, 220 Handan Road, Shanghai, PR China
    Biomaterials 34:774-83. 2013
    ..It also introduces an easy methodology to quantify in vivo biodistribution of nanomaterials which still needs further understanding as a community...
  9. ncbi Periorbital rejuvenation with fractional 1,550-nm ytterbium/erbium fiber laser and variable square pulse 2,940-nm erbium:YAG laser in Asians: a comparison study
    Penpun Wattanakrai
    Department of Medicine, Faculty of Medicine, Division of Dermatology, Ramathibodi Hospital, Mahidol University, Bangkok, Thailand
    Dermatol Surg 38:610-22. 2012
    ..Ablative and fractional lasers are used for periorbital rejuvenation, with different downtime, side effects, and efficacy...
  10. ncbi Light-harvesting ytterbium(III)-porphyrinate-BODIPY conjugates: synthesis, excitation-energy transfer, and two-photon-induced near-infrared-emission studies
    Tao Zhang
    Institute of Molecular Functional Materials Areas of Excellence Scheme, University Grants, Committee, Hong Kong and Department of Chemistry and Institute of Advanced Materials, Hong Kong Baptist University, Waterloo Road, Hong Kong, PR China
    Chemistry 19:739-48. 2013
    ..donor-acceptor framework, several conjugates have been designed and prepared in which an electron-donor moiety, ytterbium(III) porphyrinate (YbPor), was linked through an ethynyl bridge to an electron-acceptor moiety, boron ..
  11. pmc Highly spectral dependent enhancement of upconversion emission with sputtered gold island films
    Hua Zhang
    Department of Materials Science and Engineering, University of California, Los Angeles, CA 90095, USA
    Chem Commun (Camb) 47:979-81. 2011
    ....
  12. pmc A novel ytterbium-169 brachytherapy source and delivery system for use in conjunction with minimally invasive wedge resection of early-stage lung cancer
    Kara Lynne Leonard
    Department of Radiation Oncology, Tufts Medical Center, Tufts University School of Medicine, Boston, MA 02111, USA
    Brachytherapy 10:163-9. 2011
    ....
  13. pmc An early investigation of ytterbium nanocolloids for selective and quantitative "multicolor" spectral CT imaging
    Dipanjan Pan
    C TRAIN and Division of Cardiology, Washington University School of Medicine, 4320 Forest Park Avenue, St Louis, Missouri 63108, United States
    ACS Nano 6:3364-70. 2012
    We report a novel molecular imaging agent based on ytterbium designed for use with spectral "multicolor" computed tomography (CT)...
  14. ncbi Generation of 28-fs pulses from a mode-locked ytterbium fiber oscillator
    Xiangyu Zhou
    National Institute of Advanced Industrial Science and Technology, 1 1 1 Umezono, Tsukuba, Ibaraki 305 8568, Japan
    Opt Express 16:7055-9. 2008
    An ultrashort-pulse, mode-locked ytterbium-doped fiber laser has been developed. The group-delay dispersion was compensated with a grating pair inside the cavity...
  15. ncbi Ytterbium-doped all glass leakage channel fibers with highly fluorine-doped silica pump cladding
    Liang Dong
    IMRA America Inc, 1044 Woodridge Avenue, Ann Arbor, MI 48105, USA
    Opt Express 17:8962-9. 2009
    ..In this work, we demonstrate, for the first time, ytterbium-doped double clad all glass leakage channel fibers with highly fluorine-doped silica as pump cladding...
  16. ncbi High-phasing-power lanthanide derivatives: taking advantage of ytterbium and lutetium for optimized anomalous diffraction experiments using synchrotron radiation
    E Girard
    Laboratoire de Cristallographie Macromoléculaire, Institut de Biologie Structurale J P Ebel CEA CNRS UJF, 41 rue Jules Horowitz, 38027 Grenoble Cedex 01, France
    Acta Crystallogr D Biol Crystallogr 59:1877-80. 2003
    b>Ytterbium and lutetium are well suited for optimized anomalous diffraction experiments using synchrotron radiation...
  17. ncbi Comparison of high-dose rate prostate brachytherapy dose distributions with iridium-192, ytterbium-169, and thulium-170 sources
    Devan Krishnamurthy
    Department of Radiation Oncology, University of California San Francisco, UCSF Helen Diller Family Comprehensive Cancer Center, San Francisco, CA 94143 1708, USA
    Brachytherapy 10:461-5. 2011
    ..identified that among different available radionuclides, the dose characteristics and shielding properties of ytterbium-169 ((169)Yb) and thulium-170 ((170)Tm) may suit high-dose rate (HDR) brachytherapy needs...
  18. ncbi Dual-core ytterbium fiber amplifier for high-power 1060 nm swept source multichannel optical coherence tomography imaging
    Mark K Harduar
    Department of Electrical and Computer Engineering, Ryerson University, Toronto, Canada M5B 2K3
    Opt Lett 36:2976-8. 2011
    A novel (to our knowledge) dual-core ytterbium (Yb(3+)) doped fiber, as an optically pumped amplifier, boosts the output power from a 1060 nm swept source laser beyond 250 mW, while providing a wavelength tuning range of 93 nm, for ..
  19. ncbi Highly enantioselective Biginelli reaction using a new chiral ytterbium catalyst: asymmetric synthesis of dihydropyrimidines
    Yijun Huang
    State Key Laboratory of Coordination Chemistry, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China
    J Am Chem Soc 127:16386-7. 2005
    The highly enantioselective three-component Biginelli condensation catalyzed by a recyclable chiral ytterbium triflate with a novel hexadentate amine phenol ligand containing a pyridyl group has been developed...
  20. ncbi Broad-beam transmission data for new brachytherapy sources, Tm-170 and Yb-169
    Domingo Granero
    Department of Atomic, Molecular and Nuclear Physics, University of Valencia and IFIC, C Dr Moliner 50, E46100 Burjassot, Spain
    Radiat Prot Dosimetry 118:11-5. 2006
    ..In addition, the dose reduction in a simulated patient was studied to determine whether transmission in the patient is a relevant factor in radiation protection calculations...
  21. ncbi Up-conversion luminescence analysis in ytterbium-sensitized erbium-doped oxide-halide tellurite and germanate-niobic-lead glasses
    Hongtao Sun
    Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, PR China
    Spectrochim Acta A Mol Biomol Spectrosc 62:1000-3. 2005
    b>Ytterbium-sensitized erbium-doped oxide-halide tellurite and germanate-niobic-lead glasses have been synthesized by conventional melting method...
  22. ncbi Structural and up-conversion luminescence properties in Tm3+/Yb3+-codoped heavy metal oxide-halide glasses
    Hongtao Sun
    Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, PR China
    Spectrochim Acta A Mol Biomol Spectrosc 63:149-53. 2006
    ..Our results show that with the substitution of halide ion for oxygen ion, the decrease of phonon density and maximum phonon energy of host glasses both contribute to the enhanced up-conversion emissions...
  23. ncbi Cross-section measurement of the 169 Tm p,n reaction for the production of the therapeutic radionuclide 169 Yb and comparison with its reactor-based generation
    I Spahn
    Institut für Nuklearchemie, Forschungszentrum Jülich Gmb H, D 52425 Julich, Germany
    Appl Radiat Isot 63:235-9. 2005
    ..The (169)Yb yield via the reactor route is by several orders of magnitude higher than by the cyclotron method. The latter procedure, however, leads to "no-carrier-added" product...
  24. ncbi Spectral properties of Er3+/Yb3+ codoped tungsten-tellurite glasses
    Xiang Shen
    Faculty of Information Science and Engineering, Ningbo University, Zhejiang 315211, China
    Spectrochim Acta A Mol Biomol Spectrosc 61:2189-93. 2005
    ..The suitability of such WT glasses as host materials for 1.5 microm broadband amplification is discussed...
  25. ncbi Investigation of thermal stability and spectroscopic properties in Er3+/Yb3+-codoped TeO2-Li2O-B2O3-GeO2 glasses
    Qiu Hua Nie
    College of Information Science and Engineering, Ningbo University, Ningbo 315211, PR China
    Spectrochim Acta A Mol Biomol Spectrosc 61:1939-43. 2005
    ..5 um of Er3+ is about 70 nm. The obtained data suggest that this system glass can be used as a candidate host material for potential broadband optical amplifiers...
  26. ncbi Study of luminescence properties of novel Er3+ single-doped and Er3+/Yb3+ co-doped tellurite glasses
    Yuan Gao
    College of Information Science and Engineering, Ningbo University, Ningbo 315211, China
    Spectrochim Acta A Mol Biomol Spectrosc 61:1259-62. 2005
    ..The results demonstrate that this kind of tellurite glass may be a potentially useful material for developing potential amplifiers and upconversion optical devices...
  27. ncbi Effect of bismuth oxide on the thermal stability and Judd-Ofelt parameters of Er3+/Yb3+ co-doped aluminophosphate glasses
    Yongzheng Fang
    Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Graduate School of Chinese Academy of Sciences, Shanghai, China
    Spectrochim Acta A Mol Biomol Spectrosc 68:542-7. 2007
    ..The stimulated emission cross-section of Er3+ was calculated according to the McCumber theory. It was found that the stimulated emission cross-section of Er3+ was monotonically increases with Bi2O3 content increasing...
  28. ncbi Intense blue up-conversion luminescence in Tm3+/Yb3+ codoped oxyfluoride glass-ceramics containing beta-PbF2 nanocrystals
    Junjie Zhang
    Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, The Laboratory for Laser Glass, Shanghai 201800, China
    Spectrochim Acta A Mol Biomol Spectrosc 62:831-4. 2005
    ..The reason for the intense Tm3+ up-conversion luminescence in the oxyfluoride glass-ceramics is discussed. The dependence of up-conversion intensities on excitation power and possible up-conversion mechanism are also evaluated...
  29. ncbi Spectroscopic properties of Er(3+)/Yb(3+) co-doped Bi(2)O(3)-B(2)O(3)-GeO(2) glasses
    Xudong Zhang
    Faculty of Information Science and Engineering, The State Key Laboratory Base of Novel Functional Materials and Preparation Science, Ningbo University, Zhejiang 315211, PR China
    Spectrochim Acta A Mol Biomol Spectrosc 67:246-50. 2007
    ..The results indicate that the (4)I(13/2) --> (4)I(15/2) emission of Er(3+) can be exhibit a considerable broadening due to a significant enhance the peak A, and D emission...
  30. ncbi Host dependent frequency upconversion of Er3+/Yb3+-codoped bismuth-germanate glasses
    Longjun Lu
    Faculty of Information Science and Engineering, Ningbo University, The State Key Laboratory Base of Novel Functional Materials and Preparation Science, Ningbo 315211, China
    Spectrochim Acta A Mol Biomol Spectrosc 67:1228-31. 2007
    ..The influence of Bi(2)O(3) on the upconversion emissions has been investigated based on the IR spectra...
  31. ncbi Near-infrared (NIR) to red and green up-conversion emission from silica sol-gel thin films made with La(0.45)Yb(0.50)Er(0.05)F(3) nanoparticles, hetero-looping-enhanced energy transfer (Hetero-LEET): a new up-conversion process
    Sri Sivakumar
    Department of Chemistry, University of Victoria, P O Box 3065, Victoria, British Columbia, Canada
    J Am Chem Soc 129:620-5. 2007
    ....
  32. ncbi Strong visible up-conversion emission in Tb3+, Tm3+ and Tb3+-Tm3+ co-doped tellurite glasses sensitized by Yb3+
    Xunsi Wang
    Shanghai Institute of Optics and Fine Mechanics, CAS, Shanghai 201800, China
    Spectrochim Acta A Mol Biomol Spectrosc 67:1025-9. 2007
    ..To the Tb3+/Tm3+/Yb3+ triply doped glass system, a novel up-conversion mechanism is proposed as follows: the energy of (3)G(4) level (Tm3+) was transferred to (5)D(4) (Tb(3+)) and the 477-nm UC luminescence of Tm3+ was nearly quenched...
  33. ncbi Study of upconversion fluorescence property of novel Er3+/Yb3+ co-doped tellurite glasses
    Tie feng Xu
    College of Information Science and Engineering, Ningbo University, Ningbo 315211, China
    Spectrochim Acta A Mol Biomol Spectrosc 64:560-3. 2006
    ..The ratio of red emission to green emission increases with an increasing of Yb3+ ions concentration. According to the quadratic dependence on excitation power, the possible upconversion mechanisms and processes were discussed...
  34. ncbi Cooperative energy transfer frequency upconversion in Tb3+/Yb3+-codoped oxyfluoride glasses
    Li Feng
    State Key Laboratory of Optoelectronic Materials and Technologies, School of Chemistry and Chemical Engineering, Sun Yat Sen Zhongshan University, Guangzhou 510275, PR China
    Spectrochim Acta A Mol Biomol Spectrosc 67:886-9. 2007
    ..The dependence of the upconversion emission intensity upon the excitation power was also examined, and the upconversion mechanisms were discussed...
  35. ncbi Intense upconversion luminescence and effect of local environment for Tm3+/Yb3+ co-doped novel TeO2-BiCl3 glass system
    Guonian Wang
    Department of Laserglass, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, P O Box 800 211, Shanghai 201800, China
    Spectrochim Acta A Mol Biomol Spectrosc 64:349-54. 2006
    ....
  36. ncbi Upconversion properties of Er3+, Yb3+ and Tm3+ codoped fluorophosphate glasses
    Meisong Liao
    Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai, PR China
    Spectrochim Acta A Mol Biomol Spectrosc 68:531-5. 2007
    ..This research may provide useful information for the development of high color and spatial resolution devices and white light simulation...
  37. ncbi Upconversion luminescence and mechanisms of Tm(3+)/Yb(3+)-codoped oxyhalide tellurite glasses
    Shiqing Xu
    Institute of Optoelectronic Materials and Devices, College of Information Engineering, China Jiliang University, Hangzhou 310018, China
    Spectrochim Acta A Mol Biomol Spectrosc 62:690-3. 2005
    ..The effect of Tm(2)O(3) content on upconversion intensity is discussed, and possible effect mechanisms are evaluated. The investigated results were conducing to increase upconversion luminescence efficiency of Tm(3+)...
  38. ncbi Optical transitions of Er3+/Yb3+ codoped TeO2-WO3-Bi2O3 glass
    Xiang Shen
    Faculty of Information Science and Engineering, Ningbo University, Zhejiang 315211, China
    Spectrochim Acta A Mol Biomol Spectrosc 61:2827-31. 2005
    ..Efficient green and weak red upconversion luminescence from Er3+ centers in the glass sample was observed at room temperature, and the upconversion excitation processes have been analyzed...
  39. ncbi Thermal stability, Judd-Ofelt theory analysis and spectroscopic properties of a new Er3+/Yb3+-codoped germano-tellurite glass
    Yuan Gao
    College of Information Science and Engineering, Ningbo University, Ningbo 315211, China
    Spectrochim Acta A Mol Biomol Spectrosc 61:2822-6. 2005
    ..The results suggest that this Er3+/Yb3+-codoped germano-tellurite glass may be a potentially useful material for developing potential amplifiers and up-conversion optical devices...
  40. ncbi Effects of chloride introduction on up-conversion luminescence in Tm3+ -doped tellurite glasses
    Shiqing Xu
    Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, PO BOX 800 211, 201800
    Spectrochim Acta A Mol Biomol Spectrosc 60:3025-8. 2004
    ..The intense blue up-conversion luminescence of Tm3+ -doped lead chloride tellurite glasses may be a potentially useful material for developing up-conversion optical devices...
  41. ncbi Investigation of thermal stability and spectroscopic properties in Er3+/Yb3+ co-doped niobic tungsten tellurite glasses
    Xuming Wang
    College of Mathematics, Physics and Information, Zhejiang Ocean University, Zhejiang 316000, PR China
    Spectrochim Acta A Mol Biomol Spectrosc 70:99-103. 2008
    ..14 ms, 88.9%, respectively. The FWHM and sigmaepeak of Er3+ ions in different glass hosts were compared; the obtained data reveals that this new TNW4 glass may be a potentially useful candidate material host for broadband amplifiers...
  42. ncbi [The study of up-conversion fluorescence in Er3+:Yb3+ co-doped oxy-fluoride glasses]
    Xiao liang Yang
    Department of Physics, Xiangtan University, Xiangtan 411105, China
    Guang Pu Xue Yu Guang Pu Fen Xi 22:357-9. 2002
    ..It is found that relative small average electronegative difference and large cationic field strength of host benefit to energy up-conversion...
  43. ncbi [Multiply upconversion emission in oxyfluoride ceramics]
    Si guo Xiao
    Physics Department, Xiangtan University, Xiangtan 411105, China
    Guang Pu Xue Yu Guang Pu Fen Xi 23:6-8. 2003
    ..Four possible energy transfer processes between Er3+ and Yb3+ cause the electronic population of high energy level of Er3+ and realize the abound upconversion luminescence bands...
  44. ncbi [Optical parameters of Er3+ in oxyfluoride glass ceramic]
    Chen juan He
    Optical Phsics Laboratory, Institute of Physics, Beijing 100080, China
    Guang Pu Xue Yu Guang Pu Fen Xi 22:529-34. 2002
    ..Some predicted spectroscopic parameters of the excited states, like the spontaneous radiative transition rate, branching ratio and integrated emission cross section were given...
  45. ncbi [The direct sensitization upconversion luminescence of Ho(0.5)Yb(5): oxyfluoride glass]
    Xiao Bo Chen
    Beijing Normal University, Optical Center, Institute of Physics, Laboratory of Optical Physics, Beijing, China
    Guang Pu Xue Yu Guang Pu Fen Xi 23:426-30. 2003
    ..pumping laser power are rather good straight lines. Its slope will increase with enhancement of pumping laser facula. This is mainly caused by energy diffusion among Yb3+ ions...
  46. ncbi [Direct upconversion sensitization luminescence of Tm(0.1)Yb(10.9): oxyfluoride glass]
    X B Chen
    Optics Center of Beijing Normal University, Laboratory of Optical Physics, Institute of Physics, Chinese Academy of Sciences, Key Laboratory of Beam Technology and Material Modification of Education Ministry, Beijing, China
    Guang Pu Xue Yu Guang Pu Fen Xi 21:752-4. 2001
    ..Their upconversion mechanism has been analyzed and discussed simply...
  47. ncbi [An effect enhancement mechanism of up-conversion luminescence--up-conversion sensitization]
    C Meng
    Department of Safety Engineering, Capital University of Economics and Business, 100026 Beijing
    Guang Pu Xue Yu Guang Pu Fen Xi 21:142-6. 2001
    ..The achievement of up-conversion sensitization field especial the originate fruit in indirect up-conversion sensitization obtained by China are introduce emphatically...
  48. ncbi Compact Er:Yb:glass-laser-based supercontinuum source for high-resolution optical coherence tomography
    M C Stumpf
    Department of Physics, Institute of Quantum Electronics, ETH Zurich, 8093 Zurich, Switzerland
    Opt Express 16:10572-9. 2008
    ..The potential for ultrahigh-resolution optical coherence tomography (OCT) is demonstrated by coherence measurements supporting an axial resolution of 3.5 microm in air...
  49. ncbi A Yb3+/Tm3+/Ho3+ triply-doped tellurite fibre laser
    Yuen Tsang
    Photon Physics Group, School of Physics and Astronomy, The University of Manchester, Manchester, M13 9PL, UK
    Opt Express 16:10690-5. 2008
    ..A maximum output of 60 mW was observed for a launched pump power of 270 mW, corresponding to 22% optical-to-optical efficiency...
  50. ncbi Design of poly(ethylene glycol)/streptavidin coimmobilized upconversion nanophosphors and their application to fluorescence biolabeling
    Masao Kamimura
    Graduate School of Pure and Applied Sciences, University of Tsukuba, Tennoudai, Tsukuba, Ibaraki, Japan
    Langmuir 24:8864-70. 2008
    ..Streptavidin (SA)-installed ytterbium (Yb) and Er ion-codoped Y2O3 (Y2O3:Yb,Er) NPs (UNP2s) were prepared by the coimmobilization of PEG- b-PAAc and ..
  51. ncbi Inhibition of transiently expressed low- and high-voltage-activated calcium channels by trivalent metal cations
    A M Beedle
    Department of Physiology and Biophysics, University of Calgary, 3330 Hospital Dr NW, Calgary, Canada
    J Membr Biol 187:225-38. 2002
    ..most potently inhibited alpha1G current (IC50 = 28 nM), followed by erbium > gadolinium ~ cerium > holmium > ytterbium > neodymium > lanthanum >> scandium...
  52. ncbi Preparation and characterization of nanocrystalline ZrO2:Yb3+,Er3+ up-conversion phosphors
    Iko Hyppänen
    University of Turku, Department of Chemistry, FI 20014 Turku, Finland
    Ann N Y Acad Sci 1130:267-71. 2008
    ..The materials prepared with combustion synthesis were found to yield the most efficient up-conversion intensity and the longest luminescence decay...
  53. ncbi [Calculation of spectroscopic properties of Tm:YVO4 crystals]
    Feng Song
    Photonics Center, College of Physics Sciences, Nankai University, Tianjin 300071, China
    Guang Pu Xue Yu Guang Pu Fen Xi 22:1-4. 2002
    ..The results show that the spontaneous rate of the transition 1D2-->3F4 is much higher than that of the transition 1D2 to other levels...
  54. ncbi Quenching of IR luminescence of erbium, neodymium, and ytterbium beta-diketonate complexes by ligand C-H and C-D bonds
    Rendy H C Tan
    Department of Physics and School of Biological and Chemical Sciences, Queen Mary, University of London, Mile End Road, London, U K
    J Phys Chem B 110:24476-9. 2006
    ....
  55. ncbi Real-time detection of DNA interactions with long-period fiber-grating-based biosensor
    Xianfeng Chen
    School of Engineering and Applied Science, Aston University, Birmingham, B4 7ET, UK
    Opt Lett 32:2541-3. 2007
    ..It is interesting to note that the DNA biosensor was reusable after being stripped off the hybridized target DNA from the grating surface, demonstrating a function of multiple usability...
  56. ncbi Removal of bacterial endotoxin from root surface with Er:YAG laser
    Matthias Folwaczny
    Department of Operative Dentistry and Periodontology, Ludwig Maximilians University, Goethestr 70, 80336 Munich, Germany
    Am J Dent 16:3-5. 2003
    ..To determine the potential of 2.94 microm Er:YAG laser radiation to remove bacterial endotoxin from root surfaces...
  57. ncbi A genetically engineered anti-CD45 single-chain antibody-streptavidin fusion protein for pretargeted radioimmunotherapy of hematologic malignancies
    Yukang Lin
    The Fred Hutchinson Cancer Research Center, University of Washington School of Medicine, 1100 Fairview Avenue North, Seattle, WA 98109, USA
    Cancer Res 66:3884-92. 2006
    ..These promising results have prompted large-scale cGMP production of the BC8 fusion protein for clinical trials to be conducted in patients with hematologic malignancies...
  58. ncbi Ring-opening polymerization of lactide with group 3 metal complexes supported by dianionic alkoxy-amino-bisphenolate ligands: combining high activity, productivity, and selectivity
    Abderramane Amgoune
    Institut de Chimie de Rennes, UMR 6509, CNRS Universite de Rennes 1, Organometalliques et Catalyse, 35042 Rennes Cedex, France
    Chemistry 12:169-79. 2005
    ..The natures of the ligand substituents were shown to have a significant influence on the degree of control of the polymerizations, and in particular on the tacticity of the polymer...
  59. ncbi Structural, luminescence, and NMR studies of the reversible binding of acetate, lactate, citrate, and selected amino acids to chiral diaqua ytterbium, gadolinium, and europium complexes
    Rachel S Dickins
    Department of Chemistry, University of Durham, South Road, UK
    J Am Chem Soc 124:12697-705. 2002
    ..of acetate, lactate, citrate, and selected amino acids and peptides to chiral diaqua europium, gadolinium, or ytterbium cationic complexes has been examined...
  60. ncbi Synthesis and photoluminescence of Y2O3:RE3+ (RE=Eu, Tb, Dy) porous nanotubes templated by carbon nanotubes
    Guixia Liu
    Key Laboratory of Rare Earth Chemistry and Physics, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, PR China
    J Nanosci Nanotechnol 6:120-4. 2006
    ..This method may also provide a novel approach to produce other inorganic porous nanotubes used in catalyst and sensors...
  61. ncbi New chiral lanthanide amide ate complexes for the catalysed synthesis of scalemic nitrogen-containing heterocycles
    Isabelle Aillaud
    Laboratoire de Catalyse Moléculaire, ICMMO, UMR CNRS 8182, Universite Paris Sud, 91405 Orsay, France
    Chemistry 14:2189-200. 2008
    New chiral binaphthylamido yttrium and ytterbium ate complexes with lithium and potassium counterions have been synthesised and characterised...
  62. ncbi [Calculation of spectroscopic parameters of Ho3+ in Ho:YVO4 crystal]
    W Yang
    Experimental Center, Fujian Normal University, 350007 Fuzhou
    Guang Pu Xue Yu Guang Pu Fen Xi 21:28-31. 2001
    ..A discussion on potentiality of application in the infrared laser material is given...
  63. ncbi A strategy to protect and sensitize near-infrared luminescent Nd3+ and Yb3+: organic tropolonate ligands for the sensitization of Ln(3+)-doped NaYF4 nanocrystals
    Jian Zhang
    Department of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    J Am Chem Soc 129:14834-5. 2007
    ..The extended lanthanide luminescence lifetimes indicate the success of this strategy...
  64. ncbi Sensitized near-infrared lanthanide luminescence from Nd(III)- and Yb(III)-based cyclen-ruthenium coordination conjugates
    Katell Sénéchal-David
    School of Chemistry, Centre for Synthesis and Chemical Biology, University of Dublin, Trinity College Dublin, Dublin 2, Ireland
    Inorg Chem 45:10040-2. 2006
    ..of novel mixed lanthanide-transition-metal (f-d) based supramolecular self-assemblies made from neodymium- and ytterbium-based tetraamide-functionalized cyclen complexes bearing a single 1,10-phenanthroline moiety coordinating to a ..
  65. ncbi Biosorption of La, Eu and Yb using Sargassum biomass
    Vivian Diniz
    Department of Chemical Engineering, McGill University, 3610 University Street, Montreal, Que, Canada, H3A 2B2
    Water Res 39:239-47. 2005
    Biosorption of the lanthanides: Lanthanum (La(3+)), Europium (Eu(3+)) and Ytterbium (Yb(3+)) from single-component and multi-component batch systems using Sargassum polycystum Ca-loaded biomass was studied...
  66. ncbi Electron-transfer fluorescence quenching of aromatic hydrocarbons by europium and ytterbium ions in acetonitrile
    Taeko Inada
    Department of Physics, School of Science, Kitasato University, 1 15 1 Kitasato, Sagamihara 228 8555, Japan
    J Phys Chem A 110:2595-600. 2006
    ..the ET fluorescence quenching of aromatic hydrocarbons by trivalent lanthanide ions M3+ (europium ion Eu3+ and ytterbium ion Yb3+) and the following ET reactions such as the geminate and free radical recombination were studied in ..
  67. ncbi Effects of Yb concentration on the fluorescence spectra of Yb-doped YAlO3 single crystals
    Xionghui Zeng
    Key Laboratory of Organic Optoelectronics and Molecular Engineering of Ministry of Education, Department of Chemistry, Tsinghua University, Beijing 100084, PR China
    Spectrochim Acta A Mol Biomol Spectrosc 65:184-6. 2006
    ..These phenomena are caused by the strong self-absorption at 979 and 999 nm for Yb:YAP...
  68. ncbi Effects of Yb concentration on the spectroscopic properties of Yb: Y3Al5O12
    Xiaodan Wang
    Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Qinghe Road 390, P O Box 800 211, Shanghai 201800, PR China
    Spectrochim Acta A Mol Biomol Spectrosc 63:49-54. 2006
    ..1at.%. However, it can greatly change the shape of fluorescence spectra of Yb:YAG when the Yb doping concentration reaches to above 53.6 at.%...
  69. ncbi [High current microsecond pulsed hollow cathode lamp excited inductively coupled plasma ionic fluorescence spectrometry of Eu, Yb, Ca, Sr and Ba with an extended-sleeve torch]
    S Y Zhang
    Lab. of Analytical Sciences, Department of Chemistry, Xiamen University, Xiamen 361005, China
    Guang Pu Xue Yu Guang Pu Fen Xi 21:632-6. 2001
    ..The HCMP IFS DLs of Eu and Yb were even superior to those of dye laser excited IFS reported in literatures...
  70. ncbi Enhanced broadband near-infrared luminescence from transparent Yb3+/Ni2+ codoped silicate glass ceramics
    Botao Wu
    Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
    Opt Express 16:1879-84. 2008
    ..00 mol% Yb(2)O(3), a broadband near-infrared emission centered at 1265 nm with full width at half maximum of about 300 nm and lifetime of about 220 mus was observed. The energy transfer mechanism was also discussed...
  71. ncbi Ionic charge, radius, and potential control root/soil concentration ratios of fifty cationic elements in the organic horizon of a beech (Fagus sylvatica) forest podzol
    Germund Tyler
    Department of Ecology, Soil Plant Research, Ecology Building, SE 223 62 Lund, Sweden
    Sci Total Environ 329:231-9. 2004
    ..rubidium, scandium, samarium, tin, terbium, thorium, titanium, thallium, thulium, uranium, vanadium, yttrium, ytterbium, zinc and zirconium...
  72. ncbi A systematic review of in vivo retrograde obturation materials
    R Niederman
    The Forsyth Institute, 140 The Fenway, Boston, MA 02115, USA
    Int Endod J 36:577-85. 2003
    ..resection) and retrograde (root-end) obturation (filling), which retrograde obturation (root-end filling) material(s) is/are the most effective, as determined by reduction in periapical radiolucency and elimination of signs and symptoms?..
  73. ncbi Rare earth metals used in biodegradable magnesium-based stents do not interfere with proliferation of smooth muscle cells but do induce the upregulation of inflammatory genes
    Andreas Drynda
    Department of Pediatric Cardiology and Intensive Care, Children s Hospital, University of Rostock, Rembrandtstrasse 16 17, Rostock, Germany
    J Biomed Mater Res A 91:360-9. 2009
    ..Cerium (Ce), neodymium (Nd), yttrium (Y), and ytterbium (Yb) are already used for degradable cardiovascular stents...
  74. ncbi Selective accumulation of light or heavy rare earth elements using gram-positive bacteria
    Takehiko Tsuruta
    Department of Applied Chemistry, Tohwa University 1 1 1, Chikushigaoka, Fukuoka 815 8510, Japan
    Colloids Surf B Biointerfaces 52:117-22. 2006
    ..On the other hand, A. nicotianae can accumulate higher amounts of terbium and ytterbium than that of the other heavy REEs from the same solution. A...
  75. ncbi [Separation with ion exchange fiber column and determination of La, Nd, Eu and Gd in high purity ytterbium oxide by ICP-AES]
    Qi Gong
    College of Chemistry and Chemical Engineering, Guangxi University, Nanning 530004, China
    Guang Pu Xue Yu Guang Pu Fen Xi 30:523-7. 2010
    ..2%, 107%, 97.8% and 102% for La2 O3, Nd2 O3, Eu2 O3 and Gd2 O3 respectively. The calibration curve did not need matrix matching with Yb, and the analysis period was within 4 hour...
  76. ncbi Electron-capture dissociation and collision-induced dissociation of lanthanide metal-ligand complexes and lanthanide metal-ligand complexes bound to phosphopeptides
    Jackie A Mosely
    Departm ent of Chemistry, Durham University, South Road, Durham, DH1 3LE, UK
    Eur J Mass Spectrom (Chichester, Eng) 15:145-55. 2009
    ..Ternary adducts were formed for [LnL(3+)+solvent anion(s)(n-)]((3-n)+) [Ln=europium, terbium and ytterbium, L=heptadentate ligand, solvent anion=acetate or trifluoromethane-sulphonate (triflate)]...
  77. ncbi Noninvasive laser vasectomy: preliminary ex vivo tissue studies
    Christopher M Cilip
    Department of Physics and Optical Science, University of North Carolina at Charlotte, Charlotte, North Carolina 28223 0001, USA
    Lasers Surg Med 41:203-7. 2009
    ..The development of a completely noninvasive vasectomy technique may eliminate these concerns...
  78. ncbi Mathematical modelling of digesta passage rate, mean retention time and in vivo apparent digestibility of two different lengths of hay and big-bale grass silage in ponies
    M J S Moore-Colyer
    Institute of Rural Studies, University of Wales Aberystwyth, Llanbadarn Campus, Aberystwyth SY23 3AL, Wales, UK
    Br J Nutr 90:109-18. 2003
    ..On day 1 of collection weeks, ponies were fed 85 g ytterbium chloride hexahydrate-marked feed 1.5 h after the morning meal...
  79. ncbi Synthesis, characterization, and structures of divalent europium and ytterbium N,N-dimethylaminodiboranates
    Scott R Daly
    The School of Chemical Sciences, University of Illinois at Urbana Champaign, 600 South Mathews Avenue, Urbana, Illinois 61801, USA
    Inorg Chem 49:4578-85. 2010
    ..Na(H(3)BNMe(2)BH(3)) in tetrahydrofuran (THF) results in a reduction to the corresponding divalent europium and ytterbium N,N-dimethylaminodiboranate (DMADB) complexes Eu(H(3)BNMe(2)BH(3))(2)(THF)(2) (1) and Yb(H(3)BNMe(2)BH(3))(2)(..
  80. ncbi Effect of maize starch concentration in the diet on starch and cell wall digestion in the dairy cow
    A M van Vuuren
    Animal Sciences Group, Wageningen UR, Lelystad, The Netherlands
    J Anim Physiol Anim Nutr (Berl) 94:319-29. 2010
    ..fatty acid concentration nor on the site of digestion of organic matter and starch and rate of passage of ytterbium-labelled forage. On the high-starch diet, an extra 1...
  81. ncbi Regioselective strategies mediated by lanthanide triflates for efficient assembly of oligomannans
    K N Jayaprakash
    Natural Products and Glycotechnology Research Institute, Inc, 595 F Weathersfield Road, Pittsboro, NC 27312, USA
    J Org Chem 72:5534-45. 2007
    ..Scandium and ytterbium triflates respond very differently to these donors, with the result that chemoselective discrimination between ..
  82. ncbi Insight into substrate binding in Shibasaki's Li3(THF)n(BINOLate)3Ln complexes and implications in catalysis
    Alfred J Wooten
    P Roy and Diana T Vagelos Laboratories, Department of Chemistry, University of Pennsylvania, 231 South 34th Street, Philadelphia, Pennsylvania 19104 6323, USA
    J Am Chem Soc 130:7407-19. 2008
    ..The paramagnetic europium, ytterbium, and praseodymium complexes Li 3(THF) n (BINOLate) 3Ln induce relatively large lanthanide-induced shifts on ..
  83. ncbi Highly sensitive chelating agents for histochemical staining of rare earth metals
    Y Sumi
    Department of Chemistry, St Marianna University School of Medicine, Sugao, Miyamae ku, Kawasaki 216 8511, Japan
    Histochem Cell Biol 112:179-82. 1999
    ..of staining very small amounts of rare earth metals, particularly praseodymium, terbium, dysprosium, holmium, ytterbium, and lutetium...
  84. ncbi Mixed d-f3 coordination complexes possessing improved near-infrared (NIR) lanthanide luminescent properties in aqueous solution
    Aline M Nonat
    School of Chemistry, Center for Synthesis and Chemical Biology, Trinity College Dublin, Dublin 2, Ireland
    Inorg Chem 49:8449-56. 2010
    ..This ligand forms kinetically stable complexes, 1·Ln, with lanthanide ions such as Ln = ytterbium, neodymium, and lutetium (formed as a non-IR emitting reference compound), the synthesis and photophysical ..
  85. pmc Cerium(III), europium(III), and ytterbium(III) complexes with alcohol donor groups as chemical exchange saturation transfer agents for MRI
    Ching Hui Huang
    Department of Chemistry, 526 Natural Sciences Complex, University at Buffalo, State University of New York, Amherst, New York 14260 3000, USA
    Inorg Chem 48:7237-43. 2009
    ..Optimum pH values for the CEST effect from alcohol proton exchange are pH = 6.0 for Ce(S-THP)(3+), pH = 4.5 for Eu(THED)(3+), and pH = 3.0 for Yb(S-THP)(3+)...
  86. ncbi Ceramic bracket debonding with ytterbium fiber laser
    Ayşe Sena Kabaş Sarp
    Institute of Biomedical Engineering, Bogazici University, 34684, Cengelkoy, Istanbul, Turkey
    Lasers Med Sci 26:577-84. 2011
    ..A new fiber laser (1,070-nm ytterbium fiber laser) was tested, debonding procedure was quantified with a universal testing machine, and intrapulpal ..
  87. ncbi Synthesis of LiYF4, BaYF5, and NaLaF4 optical nanocrystals
    G S Yi
    Department of Materials Science and Engineering, National University of Singapore, Singapore 119260, Republic of Singapore
    J Nanosci Nanotechnol 7:2790-4. 2007
    ..The LiYF4, BaYF5, and NaLaF4 nanoparticles, co-doped with 20% Ytterbium (Yb) and 2% Erbium (Er), showed bright upconversion fluorescence upon 980 nm NIR excitation, confirming the high ..
  88. doi All-fiber phase actuator based on an erbium-doped fiber amplifier for coherent beam combining at 1064 nm
    Henrik Tünnermann
    Laser Zentrum Hannover e V, Hannover, Germany
    Opt Lett 36:448-50. 2011
    ..fiber amplifier in a Mach-Zehnder configuration and applied the results to stabilize the relative phase of two ytterbium-doped fiber amplifiers...
  89. ncbi Surprisingly bright near-infrared luminescence and short radiative lifetimes of ytterbium in hetero-binuclear yb-na chelates
    Nail M Shavaleev
    Ecole Polytechnique Federale de Lausanne, Laboratory of Lanthanide Supramolecular Chemistry, BCH 1405, CH 1015 Lausanne, Switzerland
    Inorg Chem 48:7937-46. 2009
    ..The complexes display efficient ligand-sensitized near-infrared luminescence of ytterbium at 925-1075 nm with lifetimes and quantum yields as high as 22 mus and 3...
  90. ncbi Comparison of urea treatment with established methods of sorghum grain preservation and processing on site and extent of starch digestion by cattle
    T M Hill
    Auburn University, AL 36849
    J Anim Sci 69:4570-6. 1991
    ..2 kg/d). Diets averaged 46.5% starch and 12% CP, except for U, which averaged 14% CP due to urea treatment. Ytterbium attached to sorghum was used as a particulate marker...
  91. pmc The BnALMT1 and BnALMT2 genes from rape encode aluminum-activated malate transporters that enhance the aluminum resistance of plant cells
    Ayalew Ligaba
    Research Institute for Bioresources, Okayama University, Chuo 2 20 1, Kurashiki 710 0046, Japan
    Plant Physiol 142:1294-303. 2006
    ..Several other cations (lanthanum, ytterbium, and erbium) also increased BnALMT1 and BnALMT2 expression in the roots...
  92. pmc Nano rare-earth oxides induced size-dependent vacuolization: an independent pathway from autophagy
    Ying Zhang
    Hefei National Laboratory for Physical Sciences at Microscale, and School of Life Sciences, University of Science and Technology of China, Hefei, China
    Int J Nanomedicine 5:601-9. 2010
    ..In this study, we investigated three other rare-earth elements, including Yttrium (Y), Ytterbium (Yb), and Lanthanum (La)...
  93. ncbi Grafting of peralkylated Ln(II)Al(III) heterobimetallic complexes onto periodic mesoporous silica KIT-6
    Erwan Le Roux
    Department of Chemistry, University of Bergen, Allegaten 41, 5007, Bergen, Norway
    Dalton Trans 39:8552-9. 2010
    Tetraethylaluminates of the divalent lanthanides ytterbium and samarium were grafted onto large-pore cubic periodic mesoporous silica (PMS) KIT-6, which had been dehydroxylated at 500 degrees C (specific surface area a(s): 500 m(2)g(-1); ..
  94. ncbi How do traces of thulium explain photodarkening in Yb doped fibers?
    R Peretti
    Universite de Lyon, Universite Lyon 1, CNRS LPCML, Villeurbanne F 69622, France
    Opt Express 18:20455-60. 2010
    b>Ytterbium doped fiber lasers are known to be impacted by the creation of color centers during lasing so called photodarkening...
  95. doi Ytterbium-sensitized Thulium-doped fiber laser in the near-IR with 980 nm pumping
    Atasi Pal
    Fiber Optics Laboratory, Central Glass and Ceramic Research Institute, 196, Raja S C Mullick Road, Kolkata, India
    Opt Express 18:5068-74. 2010
    ..The use of an unidirectional auxiliary pump at approximately 1600 nm in conjunction with a 980 nm primary pump for Ytterbium (Yb(3+))-sensitized-Thulium (Tm(3+))-doped single mode silica fiber (YTDF) is found to be very effective to ..
  96. ncbi Synthesis and characterization of three ytterbium coordination polymers featuring various cationic species and a luminescence study of a terbium analogue with open channels
    You Wen Lin
    Department of Chemistry, National Cheng Kung University, Tainan 701, Taiwan
    Inorg Chem 49:2316-24. 2010
    ..Framework 4, a terbium analogue of 3, has the potential sensing ability; it exhibited gradually increasing luminescence intensities when dispersed sequentially in water, methanol, and ethanol as suspensions...
  97. ncbi Water Dissociation on alpha(1)-Hafnium and Ytterbium Substituted Dawson Polyoxotungstates: A Density Functional Theory Study (dagger)
    Etienne Derat
    UPMC Univ Paris 06, Laboratoire de Chimie Organique UMR CNRS 7611, Institut de Chimie Moleculaire FR 2769, C 229, 4 place Jussieu, 75005 Paris, France, and UPMC Univ Paris 06, Laboratoire de chimie inorganique et materiaux moleculaires UMR CNRS 7071, Institut de Chimie Moleculaire FR 2769, C 42, 4 place Jussieu, 75005 Paris, France
    J Phys Chem A 112:13002-5. 2008
    ..This reflects the difference of the electronic structures (diamagnetic for hafnium POM, paramagnetic for ytterbium POM)...
  98. ncbi Synthesis and structures of the first cationic perfluoroaryllanthanoid(II) complexes
    Glen B Deacon
    School of Chemistry, Monash University, Wellington Rd, Victoria 3800, Australia
    Chemistry 10:1798-804. 2004
    ..Ln=Eu, n=6 (1); Ln=Yb, n=5 (2)) were readily synthesized in high yield by reactions of ytterbium or europium with HgPh(C(6)F(5)) and Me(3)NHBPh(4) in THF. The structures of 1...
  99. ncbi Tunable multiwavelength fiber laser using a comb filter based on erbium-ytterbium co-doped polarization maintaining fiber loop mirror
    Guoyong Sun
    Department of Information and Communications, Gwangju Institute of Science and Technology GIST 1 Oryong dong, Buk Gu, Gwangju 500 712, Korea
    Opt Express 16:3652-8. 2008
    A tunable comb filter based on a fiber loop mirror setup, which incorporates a piece of pumped erbium-ytterbium co-doped polarization maintaining fiber, is newly presented...
  100. ncbi Demonstration of optical gain at 1550 nm in erbium-ytterbium co-doped polymer waveguide amplifier
    Cong Chen
    State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University, Changchun 130012, People s Republic of China
    J Nanosci Nanotechnol 10:1947-50. 2010
    A novel solution-processable erbium-ytterbium co-doped complex was successfully synthesized and used to fabricate a waveguide amplifier. The absorption and photoluminescence spectra of the complex were observed...
  101. doi Optical spectroscopy and energy transfer in amorphous AlN-doped erbium and ytterbium ions for applications in laser cavities
    Muhammad Maqbool
    Department of Physics and Astronomy, Ball State University, Muncie, Indiana 47306, USA
    Opt Lett 35:3117-9. 2010
    ..Yb(+3), when excited by a 532 nm laser in the absence of Er(+3), confirms that the luminescence enhancement in ytterbium is due to energy transfer and not to direct green light excitation by the erbium emission...

Research Grants11

  1. SOURCE WIRES FOR ACUTE ENDOVASCULAR RADIOTHERAPY
    CLARA BAJGAR; Fiscal Year: 2000
    ..sources by pairing high-intensity, low-energy x- and gamma-ray emitting isotopes, specifically Iodine-125 and Ytterbium-169...
  2. PERIPHERAL STENTS WITH ION IMPLANTED RADIOACTIVITY
    ANTHONY ARMINI; Fiscal Year: 2000
    ..Irradiation has heretofore never been applied to peripheral stents. Using an existing ion implanter to deliver ytterbium-169, a gamma emitter, to the stents, animal testing is proposed to evaluate the restenosis-inhibiting qualities ..
  3. Blue-Green Fiber Laser for Biomedical Applications
    VLADIMIR RUBTSOV; Fiscal Year: 2006
    ..This will be achieved by frequency doubling the primary emission lines of Ytterbium (Yb) at ?=978 nm and ?=1038 nm...
  4. HDR Brachytherapy System Using Ytterbium-169
    John Munro; Fiscal Year: 2003
    ..With the increased use of HDR brachytherapy for the treatment of prostate cancer, and with the recent enthusiasm about the treatment of breast cancer using this technique, this development is particularly important at this time. ..
  5. Brachytherapy Delivery System for Treatment of Lung Cancer
    John Munro; Fiscal Year: 2007
    ..The incorporation of 169 Ytterbium sources into the surgical staples normally used during the lung resection procedure will permit the application ..
  6. Production of High Specific Activity Lutetium-177
    Cathy Cutler; Fiscal Year: 2005
    ..will entail developing a separation method for isolating nanogram amounts of Lu-177 from macroscopic amounts of ytterbium (Yb) and evaluating if the Lu-177 produced can then be attached to biomolecuies for radioimmunotherapy...
  7. OCT Imaging of Diabetic Retinopathy in 1060nm Spectral Range
    Kevin Hsu; Fiscal Year: 2006
    ..The key technology to be addressed by this research effort is to develop a swept source based on ytterbium-doped fiber amplifier (YDFA) and the validation of this source in a SS-OCT system...
  8. Blue-Green Fiber Laser for Biomedical Applications
    Ashutosh Sharma; Fiscal Year: 2001
    ..A double-clad optical fiber with an ytterbium-doped core and two Bragg gratings will be pumped with a diode laser at 915 men...
  9. Agilent 5973 GC/MS System
    GARY MOLANDER; Fiscal Year: 2002
    ..Our current lack of such instrumentation negatively affects the ability to carry out many of these studies. This critical capability, in the form of an instrument for everyday analysis, is urgently needed. ..
  10. TRADITIONAL & MEDICAL MODELS OF PERIODONTAL CARE
    Richard Niederman; Fiscal Year: 2005
    ..These points argue for a direct comparison of the medical and traditional model of care. ..
  11. Catalytic Processes for Selective Organic Synthesis
    GARY MOLANDER; Fiscal Year: 2005
    ..4) Carbometalation/cyclization reactions will be explored utilizing organochromium species. 5) Ligands and catalytic systems designed for asymmetric synthesis will be explored. ..