Mark C Hersam

Summary

Affiliation: Northwestern University
Country: USA

Publications

  1. ncbi request reprint Self-assembled organic monolayers on epitaxial graphene with enhanced structural and thermal stability
    Hunter J Karmel
    Dept of Materials Science and Engineering, Northwestern Univ, Evanston, IL 60208, USA
    Chem Commun (Camb) 50:8852-5. 2014
  2. doi request reprint Improved uniformity in high-performance organic photovoltaics enabled by (3-aminopropyl)triethoxysilane cathode functionalization
    Kyle A Luck
    Department of Materials Science and Engineering, and Argonne Northwestern Solar Energy Research ANSER Center, Northwestern University, Evanston, IL 60208, USA
    Phys Chem Chem Phys 15:20966-72. 2013
  3. doi request reprint Progress towards monodisperse single-walled carbon nanotubes
    Mark C Hersam
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    Nat Nanotechnol 3:387-94. 2008
  4. ncbi request reprint Scanning tunneling microscopy study of one-dimensional o-phthalaldehyde chain reactions on the Si(100)-2 x 1:H surface
    Michael A Walsh
    Department of Materials Science and Engineering, Northwestern University, Evanston, IL 60208 3108, USA
    Chem Commun (Camb) 46:1153-5. 2010
  5. ncbi request reprint Monitoring and analyzing nonlinear dynamics in atomic force microscopy
    Mark C Hersam
    Materials Science and Engineering Department, Northwestern University, 2220 Campus Drive, Evanston, IL 60208 3108, USA
    Small 2:1122-4. 2006
  6. ncbi request reprint Subnanowatt carbon nanotube complementary logic enabled by threshold voltage control
    Michael L Geier
    Department of Materials Science and Engineering and Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
    Nano Lett 13:4810-4. 2013
  7. doi request reprint Large-area, electronically monodisperse, aligned single-walled carbon nanotube thin films fabricated by evaporation-driven self-assembly
    Tejas A Shastry
    Department of Materials Science, Northwestern University, 2220 Campus Dr, Evanston, IL 60208 3108, USA
    Small 9:45-51. 2013
  8. doi request reprint Nanofabrication of heteromolecular organic nanostructures on epitaxial graphene via room temperature feedback-controlled lithography
    Qing Hua Wang
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    Nano Lett 11:589-93. 2011
  9. doi request reprint Ambient-processable high capacitance hafnia-organic self-assembled nanodielectrics
    Ken Everaerts
    Department of Chemistry, Northwestern University, Evanston, Illinois 60208, USA
    J Am Chem Soc 135:8926-39. 2013
  10. pmc Gate-tunable carbon nanotube-MoS2 heterojunction p-n diode
    Deep Jariwala
    Departments of Materials Science and Engineering, Chemistry, and Medicine, Northwestern University, Evanston, IL 60208
    Proc Natl Acad Sci U S A 110:18076-80. 2013

Collaborators

  • Nathan P Guisinger
  • Nan Jiang
  • George C Schatz
  • Jun Liu
  • Md Zakir Hossain
  • Li Zeng
  • Hua Jin
  • Chad A Mirkin
  • Jun Hyun Kim
  • Steven L Tait
  • Gokhan M Mutlu
  • Yu Xia
  • Qing Ma
  • Byeongdu Lee
  • Tobin J Marks
  • Vinod K Sangwan
  • Deep Jariwala
  • Michael J Bedzyk
  • Alexander A Green
  • Justice M P Alaboson
  • Lincoln J Lauhon
  • Ken Everaerts
  • Jonathan D Emery
  • James E Johns
  • Qing Hua Wang
  • Tejas A Shastry
  • Michael S Arnold
  • Michael A Walsh
  • Hunter J Karmel
  • Jeffrey W Elam
  • Michael L Geier
  • Michael J Pellin
  • David J Comstock
  • Gordana N Ostojic
  • Huihong Qian
  • Jordan M Klingsporn
  • Richard P Van Duyne
  • Eric A Pozzi
  • Pradyumna L Prabhumirashi
  • Jonathan W Hennek
  • Aparna Deshpande
  • Jung Woo T Seo
  • Samuel I Stupp
  • Albert L Lipson
  • Jui Ching Lin
  • Nathan L Yoder
  • Matthew J Schmitz
  • Young Geun Ha
  • Matthew D Sonntag
  • Sumit Kewalramani
  • Kyle A Luck
  • Brian Kiraly
  • Julian J McMorrow
  • Yu Jin Shin
  • Heather N Arnold
  • Chun Hong Sham
  • Antonio Facchetti
  • Timothy P Tyler
  • Matthew W Graham
  • Yu Teng Liang
  • Benjamin J Leever
  • Alexander L Antaris
  • Norma E Sosa
  • Michael D Irwin
  • Steven T Christensen
  • Joshua A Kellar
  • Carsten Georgi
  • Lukas Novotny
  • Achim Hartschuh
  • Rajiv Basu
  • Matthew T Russell
  • C Reagan Kinser
  • Liam S C Pingree
  • Mark E Greene
  • Lasse Jensen
  • John J Garramone
  • Tamar Seideman
  • Dhabih Chulhai
  • Laurence D Marks
  • Sameer Patwardhan
  • Luke O Nyakiti
  • Andrew J Mannix
  • Christopher R Ryder
  • Stephen Loser
  • D Kurt Gaskill
  • Diana I Camacho
  • Chung Chiang Wu
  • Gabriel Ogien
  • Brandon L Fisher
  • M Fernanda Cardinal

Detail Information

Publications67

  1. ncbi request reprint Self-assembled organic monolayers on epitaxial graphene with enhanced structural and thermal stability
    Hunter J Karmel
    Dept of Materials Science and Engineering, Northwestern Univ, Evanston, IL 60208, USA
    Chem Commun (Camb) 50:8852-5. 2014
    ..The PTCDI monolayer remains intact up to substrate temperatures of ∼260 °C, thus demonstrating enhanced thermal stability compared to previously studied perylene derivatives on EG/SiC. ..
  2. doi request reprint Improved uniformity in high-performance organic photovoltaics enabled by (3-aminopropyl)triethoxysilane cathode functionalization
    Kyle A Luck
    Department of Materials Science and Engineering, and Argonne Northwestern Solar Energy Research ANSER Center, Northwestern University, Evanston, IL 60208, USA
    Phys Chem Chem Phys 15:20966-72. 2013
    ..26% with histogram skewness of -1.86. By substantially suppressing the interfacial origins of underperforming cells, the APTES treatment offers a pathway for fabricating large-area modules with high spatial performance uniformity. ..
  3. doi request reprint Progress towards monodisperse single-walled carbon nanotubes
    Mark C Hersam
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    Nat Nanotechnol 3:387-94. 2008
    ....
  4. ncbi request reprint Scanning tunneling microscopy study of one-dimensional o-phthalaldehyde chain reactions on the Si(100)-2 x 1:H surface
    Michael A Walsh
    Department of Materials Science and Engineering, Northwestern University, Evanston, IL 60208 3108, USA
    Chem Commun (Camb) 46:1153-5. 2010
    ....
  5. ncbi request reprint Monitoring and analyzing nonlinear dynamics in atomic force microscopy
    Mark C Hersam
    Materials Science and Engineering Department, Northwestern University, 2220 Campus Drive, Evanston, IL 60208 3108, USA
    Small 2:1122-4. 2006
  6. ncbi request reprint Subnanowatt carbon nanotube complementary logic enabled by threshold voltage control
    Michael L Geier
    Department of Materials Science and Engineering and Department of Chemistry, Northwestern University, Evanston, Illinois 60208, United States
    Nano Lett 13:4810-4. 2013
    ..This work provides a direct pathway for solution processable, large area, power efficient SWCNT advanced logic circuits and systems. ..
  7. doi request reprint Large-area, electronically monodisperse, aligned single-walled carbon nanotube thin films fabricated by evaporation-driven self-assembly
    Tejas A Shastry
    Department of Materials Science, Northwestern University, 2220 Campus Dr, Evanston, IL 60208 3108, USA
    Small 9:45-51. 2013
    ..Tunability is possible from 0.5 μm stripes to continuous thin films. The resulting SWCNT thin films possess highly anisotropic electrical and optical properties that are well suited for transparent conductor applications...
  8. doi request reprint Nanofabrication of heteromolecular organic nanostructures on epitaxial graphene via room temperature feedback-controlled lithography
    Qing Hua Wang
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    Nano Lett 11:589-93. 2011
    ..The generality of this FCL-based nanofabrication procedure suggests its applicability to a wide range of fundamental studies and prototype device fabrication on chemically functionalized graphene...
  9. doi request reprint Ambient-processable high capacitance hafnia-organic self-assembled nanodielectrics
    Ken Everaerts
    Department of Chemistry, Northwestern University, Evanston, Illinois 60208, USA
    J Am Chem Soc 135:8926-39. 2013
    ..These results represent a significant advance in hybrid organic-inorganic dielectric materials and suggest synthetic routes to even higher capacitance materials useful for unconventional electronics...
  10. pmc Gate-tunable carbon nanotube-MoS2 heterojunction p-n diode
    Deep Jariwala
    Departments of Materials Science and Engineering, Chemistry, and Medicine, Northwestern University, Evanston, IL 60208
    Proc Natl Acad Sci U S A 110:18076-80. 2013
    ....
  11. doi request reprint Controlled growth of platinum nanoparticles on strontium titanate nanocubes by atomic layer deposition
    Steven T Christensen
    Department of Materials Science and Engineering Northwestern University Evanston, IL 60208 3108, USA
    Small 5:750-7. 2009
    ..X-ray absorption spectroscopy shows a progression from platinum(II) oxide to metallic platinum and a decrease in Pt--O bonding with an increase in Pt--Pt bonding as the number of ALD cycles increases...
  12. doi request reprint Colored semitransparent conductive coatings consisting of monodisperse metallic single-walled carbon nanotubes
    Alexander A Green
    Department of Materials Science and Engineering and Department of Chemistry, Northwestern University, Evanston, Illinois 60208 3108, USA
    Nano Lett 8:1417-22. 2008
    ..6 in the visible and 10 in the infrared. Moreover, by using monodisperse metallic SWNTs sorted with angstrom-level resolution in diameter, semitransparent conductive coatings with tunable optical transmittance can be produced...
  13. doi request reprint Sorting carbon nanotubes by electronic structure using density differentiation
    Michael S Arnold
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    Nat Nanotechnol 1:60-5. 2006
    ..These materials were used to fabricate thin-film electrical devices of networked SWNTs characterized by either metallic or semiconducting behaviour...
  14. doi request reprint Hydrodynamic characterization of surfactant encapsulated carbon nanotubes using an analytical ultracentrifuge
    Michael S Arnold
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    ACS Nano 2:2291-300. 2008
    ..Additionally, the results obtained here should aid in understanding the hydrodynamic properties of SWNTs and the interactions between SWNTs and surfactants in aqueous solution...
  15. doi request reprint Phenylacetylene one-dimensional nanostructures on the Si(100)-2 x 1:H surface
    Michael A Walsh
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    J Am Chem Soc 132:3013-9. 2010
    ..Additional evidence from SFG measurements corroborates the conclusion that the terminal carbon atoms of PA retain pi-conjugation following reaction to the Si(100)-2 x 1:H surface...
  16. doi request reprint Solution phase production of graphene with controlled thickness via density differentiation
    Alexander A Green
    Department of Materials Science, Northwestern University, Evanston, Illinois 60208 3108, USA
    Nano Lett 9:4031-6. 2009
    ..Graphene dispersions produced using density differentiation offer superior performance in transparent conductors than those produced using conventional sedimentation-based centrifugation techniques...
  17. doi request reprint Templating sub-10 nm atomic layer deposited oxide nanostructures on graphene via one-dimensional organic self-assembled monolayers
    Justice M P Alaboson
    Department of Materials Science and Engineering, Northwestern University, 2220 Campus Drive, Evanston, Illinois 60208, United States
    Nano Lett 13:5763-70. 2013
    ..The retention of the original one-dimensional molecular ordering following ALD is dependent on the chemical reaction pathway and the stability of the monolayer, which can be enhanced via ultraviolet-induced molecular cross-linking. ..
  18. ncbi request reprint Low-frequency electronic noise in single-layer MoS2 transistors
    Vinod K Sangwan
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
    Nano Lett 13:4351-5. 2013
    ..In addition, single Lorentzian generation-recombination noise was observed to increase by an order of magnitude as the devices were cooled from 300 to 6.5 K. ..
  19. pmc Metal oxide nanoparticle growth on graphene via chemical activation with atomic oxygen
    James E Johns
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
    J Am Chem Soc 135:18121-5. 2013
    ..This mechanism is corroborated with a combination of scanning probe microscopy, Raman spectroscopy, and density functional theory and can likely be generalized to a wide variety of related surface reactions on graphene. ..
  20. doi request reprint Centrifugal shape sorting and optical response of polyhedral gold nanoparticles
    Yu Jin Shin
    Department of Materials Science and Engineering, Northwestern University, Evanston, IL 60208, USA
    Adv Mater 25:4023-7. 2013
    ..The sorted BPs show a refractive index dependence 2.5 times that of the as-synthesized, unsorted mixture. ..
  21. doi request reprint Fundamental performance limits of carbon nanotube thin-film transistors achieved using hybrid molecular dielectrics
    Vinod K Sangwan
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    ACS Nano 6:7480-8. 2012
    ..5 μS/μm), intrinsic field-effect mobility (147 cm(2)/(V s)), subthreshold swing (150 mV/decade), and on/off ratio (5 × 10(5)), while also achieving hysteresis-free operation in ambient conditions...
  22. doi request reprint Biomolecule-directed assembly of self-supported, nanoporous, conductive, and luminescent single-walled carbon nanotube scaffolds
    Gordana N Ostojic
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    Small 8:1840-5. 2012
    ..The macroscopic nanotube aerogel is conductive and luminescent and presents an excellent scaffold for subsequent functionalization. For example, platinum and titanium dioxide coating of the nanotube network is demonstrated...
  23. doi request reprint Chemically homogeneous and thermally reversible oxidation of epitaxial graphene
    Md Zakir Hossain
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    Nat Chem 4:305-9. 2012
    ..In this manner, ultrahigh-vacuum oxidation overcomes the limitations of Hummers-method graphene oxide, thus creating new opportunities for the study and application of chemically functionalized graphene...
  24. doi request reprint Carbon nanomaterials for electronics, optoelectronics, photovoltaics, and sensing
    Deep Jariwala
    Department of Materials Science and Engineering, Northwestern University, Evanston, IL 60208, USA
    Chem Soc Rev 42:2824-60. 2013
    ..In this manner, this article will provide guidance to future application developers and also articulate the remaining research challenges confronting this field...
  25. doi request reprint Quantitatively enhanced reliability and uniformity of high-κ dielectrics on graphene enabled by self-assembled seeding layers
    Vinod K Sangwan
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
    Nano Lett 13:1162-7. 2013
    ....
  26. doi request reprint Atomically resolved charge redistribution for Ga nanocluster arrays on the Si(111)-7 x 7 surface
    Qing Hua Wang
    Department of Materials Science and Engineering, Northwestern University, Evanston, IL 60208 3108, USA
    Small 4:915-9. 2008
  27. ncbi request reprint Ambient AFM nanoscale oxidation of hydrogen-passivated silicon with conductive-diamond-coated probes
    Matthew J Schmitz
    Materials Science Department, Northwestern University, 2220 Campus Drive, Evanston, IL 60208 3108, USA
    Small 3:2053-6. 2007
  28. ncbi request reprint Microscale features and surface chemical functionality patterned by electron beam lithography: a novel route to poly(dimethylsiloxane) (PDMS) stamp fabrication
    Matthew T Russell
    Department of Chemistry and Department of Materials Science and Engineering, Northwestern University, Evanston, IL 60208, USA
    Langmuir 22:6712-8. 2006
    ....
  29. doi request reprint Noncovalent functionalization of DNA-wrapped single-walled carbon nanotubes with platinum-based DNA cross-linkers
    Gordana N Ostojic
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    Langmuir 24:9784-9. 2008
    ....
  30. doi request reprint Room-temperature molecular-resolution characterization of self-assembled organic monolayers on epitaxial graphene
    Qing Hua Wang
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    Nat Chem 1:206-11. 2009
    ..The demonstration of robust, uniform organic functionalization of epitaxial graphene presents opportunities for graphene-based molecular electronics and sensors...
  31. doi request reprint Minimizing graphene defects enhances titania nanocomposite-based photocatalytic reduction of CO2 for improved solar fuel production
    Yu Teng Liang
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
    Nano Lett 11:2865-70. 2011
    ..This counterintuitive result is attributed to their superior electrical mobility, which facilitates the diffusion of photoexcited electrons to reactive sites...
  32. doi request reprint Building conjugated organic structures on Si(111) surfaces via microwave-assisted Sonogashira coupling
    Jui Ching Lin
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    Langmuir 26:3771-3. 2010
    ..The high yield and short reaction time offered by microwave-assisted surface Sonogashira coupling chemistry make it a promising strategy for functionalizing Si surfaces...
  33. ncbi request reprint Structural characterization of 4-bromostyrene self-assembled monolayers on si(111)
    Rajiv Basu
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    Langmuir 23:1905-11. 2007
    ..Overall, through this unique suite of complementary structural characterization techniques, it is concluded that the Br functional handle is preserved at the top of the SAM and is available for further substitutional chemistry...
  34. doi request reprint Sorting single-walled carbon nanotubes by electronic type using nonionic, biocompatible block copolymers
    Alexander L Antaris
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    ACS Nano 4:4725-32. 2010
    ....
  35. ncbi request reprint Seeding atomic layer deposition of high-k dielectrics on epitaxial graphene with organic self-assembled monolayers
    Justice M P Alaboson
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
    ACS Nano 5:5223-32. 2011
    ..These results demonstrate the viability of sublimated organic self-assembled monolayers as seeding layers for high-k dielectric films in graphene-based nanoelectronics...
  36. doi request reprint Intramolecular insight into adsorbate-substrate interactions via low-temperature, ultrahigh-vacuum tip-enhanced Raman spectroscopy
    Jordan M Klingsporn
    Northwestern University, Department of Chemistry, 2145 Sheridan Road, Evanston, IL 60208, United States
    J Am Chem Soc 136:3881-7. 2014
    ..LT-TERS is a promising approach for unraveling the intricacies of adsorbate-substrate interactions that are inaccessible by other means. ..
  37. pmc Atomic covalent functionalization of graphene
    James E Johns
    Department of Materials Science, Northwestern University, Evanston, Illinois 60208 3108, United States
    Acc Chem Res 46:77-86. 2013
    ..In addition to these chemical and structural observations, we review how covalent modification can extend the range of physical properties that are achievable in two-dimensional materials...
  38. doi request reprint Printed indium gallium zinc oxide transistors. Self-assembled nanodielectric effects on low-temperature combustion growth and carrier mobility
    Ken Everaerts
    Department of Chemistry, Department of Materials Science and Engineering, Department of Medicine, Department of Physics and Astronomy, and Graduate Program in Applied Physics, Northwestern University, Evanston, Illinois 60208, United States
    ACS Appl Mater Interfaces 5:11884-93. 2013
    ..This work establishes the compatibility and advantages of all-solution, low-temperature fabrication of inkjet-printed, combustion-derived high-mobility IGZO TFTs integrated with self-assembled hybrid organic-inorganic nanodielectrics. ..
  39. ncbi request reprint Encapsulation of carbon nanotubes by self-assembling peptide amphiphiles
    Michael S Arnold
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    Langmuir 21:4705-9. 2005
    ..The encapsulation by peptide amphiphiles is confirmed using transmission electron microscopy and optical absorbance spectroscopy and may have significant future applications in biosensing or medicine...
  40. doi request reprint Control and characterization of cyclopentene unimolecular dissociation on Si(100) with scanning tunneling microscopy
    Nathan L Yoder
    Department of Materials Science and Engineering, Northwestern University, 2220 Campus Drive, Evanston, Illinois 60208 3108, USA
    J Am Chem Soc 131:10059-65. 2009
    ..While demonstrated here for cyclopentene on Si(100), this feedback-controlled approach can likely be applied to a wide array of chemical reactions on semiconductor surfaces...
  41. ncbi request reprint X-ray studies of self-assembled organic monolayers grown on hydrogen-terminated Si(111)
    Hua Jin
    Department of Materials Science and Engineering, and Nanoscale Science, Engineering Center, Northwestern University, Evanston, Illinois 60208, USA
    Langmuir 20:6252-8. 2004
    ..From the combined XPS, XRR, XRF, and XSW evidence, it is concluded that Br abstraction by reactive surface dangling bonds competes with olefin addition to the surface...
  42. ncbi request reprint Emerging device applications for semiconducting two-dimensional transition metal dichalcogenides
    Deep Jariwala
    Department of Materials Science and Engineering, Department of Chemistry, and Department of Medicine, Northwestern University, Evanston, Illinois 60208, United States
    ACS Nano 8:1102-20. 2014
    ....
  43. doi request reprint Probing carbon nanotube-surfactant interactions with two-dimensional DOSY NMR
    Tejas A Shastry
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
    J Am Chem Soc 135:6750-3. 2013
    ..This work provides insight into future directions to increase the purity of semiconducting and metallic SWCNTs sorted through DGU and demonstrates the utility of 2D DOSY NMR in probing SWCNT-surfactant complexes...
  44. doi request reprint Self-assembly and photopolymerization of sub-2 nm one-dimensional organic nanostructures on graphene
    Aparna Deshpande
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    J Am Chem Soc 134:16759-64. 2012
    ..Further quantitative insights into these experimental observations are provided by semiempirical quantum chemistry calculations that compare the molecular structure before and after photopolymerization...
  45. ncbi request reprint Application of scanning probe microscopy to the characterization and fabrication of hybrid nanomaterials
    Mark E Greene
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    Microsc Res Tech 64:415-34. 2004
    ..This review concludes with a brief discussion of the remaining challenges and promising future prospects for this field...
  46. pmc Biocompatible nanoscale dispersion of single-walled carbon nanotubes minimizes in vivo pulmonary toxicity
    Gokhan M Mutlu
    Department of Medicine, Division of Pulmonary and Critical Care Medicine, Northwestern University Feinberg School of Medicine, Evanston, IL 60208, USA
    Nano Lett 10:1664-70. 2010
    ..Biocompatible nanoscale dispersion provides a scalable method to generate purified preparations of SWCNTs with minimal toxicity, thus allowing them to be used safely in commercial and biomedical applications...
  47. doi request reprint Properties and application of double-walled carbon nanotubes sorted by outer-wall electronic type
    Alexander A Green
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    ACS Nano 5:1459-67. 2011
    ....
  48. ncbi request reprint Chemically resolved interface structure of epitaxial graphene on SiC(0001)
    Jonathan D Emery
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    Phys Rev Lett 111:215501. 2013
    ....
  49. doi request reprint High aspect ratio nanoneedle probes with an integrated electrode at the tip apex
    David J Comstock
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, USA
    Rev Sci Instrum 83:113704. 2012
    ..These probes have clear applications in scanning electrochemical microscopy-atomic force microscopy, magnetic force microscopy, apertureless near-field optical microscopy, and tip-enhanced Raman spectroscopy...
  50. pmc Probing charge transport at the single-molecule level on silicon by using cryogenic ultra-high vacuum scanning tunneling microscopy
    Nathan P Guisinger
    Department of Materials Science and Engineering, Northwestern University, 2220 Campus Drive, Evanston, IL 60208 3108, USA
    Proc Natl Acad Sci U S A 102:8838-43. 2005
    ..Overall, these results serve as the basis for a series of design rules that can be applied to silicon-based molecular electronic devices...
  51. ncbi request reprint Hybrid gate dielectric materials for unconventional electronic circuitry
    Young Geun Ha
    Department of Chemistry and the Materials Research Center, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208, United States
    Acc Chem Res 47:1019-28. 2014
    ..Finally, we discuss approaches for preparing analogous hybrid multilayers by vapor-phase growth and discuss the properties of these materials. ..
  52. doi request reprint Narrow Diameter Distributions of Metallic Arc Discharge Single-Walled Carbon Nanotubes via Dual-Iteration Density Gradient Ultracentrifugation
    Timothy P Tyler
    Department of Materials Science and Engineering, Department of Chemistry, Department of Medicine and the Argonne Northwestern Solar Energy Research ANSER Center, Northwestern University, 2220 Campus Drive, Evanston, Illinois 60208 3108, USA
    Adv Mater 24:4765-8. 2012
    ..Measurements of uniform sheet resistances and work functions confirm the largely invariant electronic properties between metallic arc discharge SWCNT films of differing diameters...
  53. ncbi request reprint Nanoscale structure, composition, and charge transport analysis of transparent conducting oxide nanowires written by focused ion beam implantation
    Norma E Sosa
    Department of Materials Science and Engineering and the Materials Research Center, Northwestern University, 2220 Campus Drive, Evanston, Illinois 60208 3108, and Department of Chemistry and the Materials Research Center, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208 3113
    J Am Chem Soc 132:7347-54. 2010
    ..The nanowires exhibit ohmic electrical behavior and with an average estimated conductivity of 1600-3600 S cm(-1), similar to macroscale Ga-doped In(2)O(3) films grown by conventional processes...
  54. doi request reprint Solid-source growth and atomic-scale characterization of graphene on Ag(111)
    Brian Kiraly
    1 Center for Nanoscale Materials, Argonne National Laboratory, 9700 South Cass Avenue, Building 440, Argonne, Illinois 60439, USA 2 Department of Materials Science and Engineering, Northwestern University, 2220 Campus Drive, Evanston, Illinois 60208, USA 3
    Nat Commun 4:2804. 2013
    ..This scattering supports spectroscopic evidence that the graphene electronic structure is minimally perturbed by the underlying silver, providing a new system in which graphene is decoupled from its growth substrate. ..
  55. ncbi request reprint Tip-enhanced Raman imaging: an emergent tool for probing biology at the nanoscale
    Eric A Pozzi
    Department of Chemistry, Northwestern University, Evanston, Illinois 60208, USA
    ACS Nano 7:885-8. 2013
    ..In this Perspective, we highlight recent advances and future applications of TER imaging as a technique for interrogating biology at the nanoscale...
  56. ncbi request reprint Reduced contact resistance in inkjet printed high-performance amorphous indium gallium zinc oxide transistors
    Jonathan W Hennek
    Department of Chemistry and the Materials Research Center, Northwestern University, 2145 Sheridan Road, Evanston, Illinois, 60208, USA
    ACS Appl Mater Interfaces 4:1614-9. 2012
    ....
  57. ncbi request reprint Enrichment of single-walled carbon nanotubes by diameter in density gradients
    Michael S Arnold
    Department of Materials Science and Engineering, Feinberg School of Medicine, Northwestern University, Evanston, Illinois 60208 3108, USA
    Nano Lett 5:713-8. 2005
    ..This nondestructive and scalable separation strategy is expected to impact the fields of molecular electronics, optoelectronics, and sensing where SWNTs of a monodisperse band gap are essential...
  58. ncbi request reprint Consequences of Anode Interfacial Layer Deletion. HCl-Treated ITO in P3HT:PCBM-Based Bulk-Heterojunction Organic Photovoltaic Devices
    Michael D Irwin
    Department of Chemistry, the Materials Research Center, and the Argonne Northwestern Solar Energy Research Institute, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208 3113
    Langmuir 26:2584-91. 2010
    ..Additionally, a diode-based device model is employed to further understand the effects of ITO surface treatment on device performance...
  59. ncbi request reprint Integrated ultramicroelectrode-nanopipet probe for concurrent scanning electrochemical microscopy and scanning ion conductance microscopy
    David J Comstock
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, Energy Systems Division and Materials Science Division, Argonne National Laboratory, Argonne, Illinois 60439, and Department of Chemistry, Northwestern University, Evanston, Illinois 60208
    Anal Chem 82:1270-6. 2010
    ..This probe geometry enables successful SECM-SICM imaging on features as small as 180 nm in size...
  60. ncbi request reprint Molecular electronics on silicon: an ultrahigh vacuum scanning tunneling microscopy study
    Nathan P Guisinger
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 3108, USA
    Ann N Y Acad Sci 1006:227-34. 2003
    ..Direct charge transport measurements through individual TEMPO molecules on degenerately n-type doped Si(100) reveal room temperature negative differential resistance behavior for negative sample biases exceeding - 3 volts...
  61. ncbi request reprint Atomic-scale templates patterned by ultrahigh vacuum scanning tunneling microscopy on silicon
    Michael A Walsh
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208 email
    Annu Rev Phys Chem 60:193-216. 2009
    ..This review discusses the mechanisms of STM-induced hydrogen desorption, the postpatterning deposition of molecules and materials, and the implications for nanoscale device fabrication...
  62. doi request reprint Nanoscale in situ characterization of Li-ion battery electrochemistry via scanning ion conductance microscopy
    Albert L Lipson
    Department of Materials Science and Engineering, Department of Chemistry, Northwestern University, 2220 Campus Dr Evanston, IL 60208 3108, USA
    Adv Mater 23:5613-7. 2011
    ..Images of silicon and tin electrodes show that the combination of topography and ion current provides insight into the local electrochemical phenomena that govern the operation of lithium ion batteries...
  63. ncbi request reprint Scanning tunneling microscopy, spectroscopy, and nanolithography of epitaxial graphene chemically modified with aryl moieties
    Md Zakir Hossain
    Department of Materials Science and Engineering, Northwestern University, Evanston, Illinois 60208, United States
    J Am Chem Soc 132:15399-403. 2010
    ..The adsorbed species can be selectively desorbed by the STM tip above a threshold sample bias of -5 V and tunneling current of 1 nA, thus enabling the fabrication of a diverse range of graphene nanopatterns at the sub-5 nm length scale...
  64. doi request reprint Pure optical dephasing dynamics in semiconducting single-walled carbon nanotubes
    Matthew W Graham
    Department of Chemistry, University of California, Berkeley, and Physical Biosciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
    J Chem Phys 134:034504. 2011
    ..This consideration further suggests the occurrence of remarkable initial exciton delocalization and makes nanotubes ideal to study many-body effects in spatially confined systems...
  65. pmc Detecting elusive surface atoms with atomic force microscopy
    Mark C Hersam
    Department of Materials Science and Engineering, Northwestern University, 2220 Campus Drive, Evanston, IL 60208 3108, USA
    Proc Natl Acad Sci U S A 100:12531-2. 2003
  66. doi request reprint Exciton energy transfer in pairs of single-walled carbon nanotubes
    Huihong Qian
    Department Chemie and Biochemie and CeNS, Ludwig Maximilians Universitat Munchen, 81377 Munchen, Germany
    Nano Lett 8:1363-7. 2008
    ..The range of efficient energy transfer is found to be limited to a few nanometers because of competing fast nonradiative relaxation responsible for low photoluminescence quantum yield...
  67. doi request reprint Visualizing the local optical response of semiconducting carbon nanotubes to DNA-wrapping
    Huihong Qian
    Department Chemie and Biochemie and CeNS, Ludwig Maximilians Universitat Munchen, 81377 Munchen, Germany
    Nano Lett 8:2706-11. 2008
    ..The transition between the two energy levels occurs on a length scale smaller than our spatial resolution of about 15 nm...