David F Plusquellic

Summary

Affiliation: National Institute of Standards and Technology
Country: USA

Publications

  1. ncbi request reprint Applications of terahertz spectroscopy in biosystems
    David F Plusquellic
    Optical Technology Division, National Institute of Standards and Technology, Gaithersburg, MD 20899 8443, USA
    Chemphyschem 8:2412-31. 2007
  2. ncbi request reprint The microwave spectrum of a two-top peptide mimetic: the N-acetyl alanine methyl ester molecule
    David F Plusquellic
    Optical Technology Division, National Institute of Standards and Technology, Gaithersburg, MD 20899 8441, USA
    J Chem Phys 125:104312. 2006
  3. ncbi request reprint Probing the electronic structure of peptide bonds using methyl groups
    David F Plusquellic
    Optical Technology Division, National Institute of Standards and Technology, Gaithersburg, Maryland 20899, USA
    J Phys Chem A 111:7391-7. 2007
  4. doi request reprint Distinguishing tunneling pathways for two chiral conformer pairs of 1,3-propanediol from the microwave spectrum
    D F Plusquellic
    Optical Technology Division, National Institute of Standards and Technology, Gaithersburg, Maryland 20899 8441, USA
    J Phys Chem A 113:12911-8. 2009
  5. ncbi request reprint State-resolved THz spectroscopy and dynamics of crystalline peptide-water systems
    Zeeshan Ahmed
    Biophysics Group, Optical Technology Division, Physical Measurement Laboratory, National Institute of Standards and Technology, Gaithersburg, MD 20899, USA
    Faraday Discuss 150:175-92; discussion 257-92. 2011
  6. doi request reprint Chirped-pulse terahertz spectroscopy for broadband trace gas sensing
    Eyal Gerecht
    National Institute of Standards and Technology, Gaithersburg, MD 20899, USA
    Opt Express 19:8973-84. 2011
  7. doi request reprint Rotationally resolved C2 symmetric conformers of bis-(4-hydroxyphenyl)methane: prototypical examples of excitonic coupling in the S1 and S2 electronic states
    Shin Grace Chou
    Biophysics Group, Optical Technology Division, Physical Measurement Laboratory, National Institute of Standards and Technology, Gaithersburg, Maryland 20899 8441, USA
    J Phys Chem A 115:9643-52. 2011

Collaborators

Detail Information

Publications7

  1. ncbi request reprint Applications of terahertz spectroscopy in biosystems
    David F Plusquellic
    Optical Technology Division, National Institute of Standards and Technology, Gaithersburg, MD 20899 8443, USA
    Chemphyschem 8:2412-31. 2007
    ..As such, THz spectroscopy has enhanced and extended the accessibility to intermolecular forces, length- and timescales important in biological structure and activity...
  2. ncbi request reprint The microwave spectrum of a two-top peptide mimetic: the N-acetyl alanine methyl ester molecule
    David F Plusquellic
    Optical Technology Division, National Institute of Standards and Technology, Gaithersburg, MD 20899 8441, USA
    J Chem Phys 125:104312. 2006
    ..DFT is found to consistently overestimate the overall molecular size while MP2 methods give structures that are undersized. Structural discrepancies of similar magnitude are evident in previous DFT results of crystalline peptides...
  3. ncbi request reprint Probing the electronic structure of peptide bonds using methyl groups
    David F Plusquellic
    Optical Technology Division, National Institute of Standards and Technology, Gaithersburg, Maryland 20899, USA
    J Phys Chem A 111:7391-7. 2007
    ..A quasilinear correlation exists between the barriers to internal rotation of attached methyl groups and the relative importance of the two principal resonance structures that contribute to the peptide bond...
  4. doi request reprint Distinguishing tunneling pathways for two chiral conformer pairs of 1,3-propanediol from the microwave spectrum
    D F Plusquellic
    Optical Technology Division, National Institute of Standards and Technology, Gaithersburg, Maryland 20899 8441, USA
    J Phys Chem A 113:12911-8. 2009
    ..Accurate dipole moment components have also been obtained from Stark effect measurements for the lowest-energy form...
  5. ncbi request reprint State-resolved THz spectroscopy and dynamics of crystalline peptide-water systems
    Zeeshan Ahmed
    Biophysics Group, Optical Technology Division, Physical Measurement Laboratory, National Institute of Standards and Technology, Gaithersburg, MD 20899, USA
    Faraday Discuss 150:175-92; discussion 257-92. 2011
    ..The vibrational free energies are shown to make significant contributions to the overall energy balance of the dehydration processes...
  6. doi request reprint Chirped-pulse terahertz spectroscopy for broadband trace gas sensing
    Eyal Gerecht
    National Institute of Standards and Technology, Gaithersburg, MD 20899, USA
    Opt Express 19:8973-84. 2011
    ..Such a system can be configured into a portable, easy to use, and relatively inexpensive sensing platform...
  7. doi request reprint Rotationally resolved C2 symmetric conformers of bis-(4-hydroxyphenyl)methane: prototypical examples of excitonic coupling in the S1 and S2 electronic states
    Shin Grace Chou
    Biophysics Group, Optical Technology Division, Physical Measurement Laboratory, National Institute of Standards and Technology, Gaithersburg, Maryland 20899 8441, USA
    J Phys Chem A 115:9643-52. 2011
    ..W.; Zwier, T. S.; Plusquellic, D. F. J. Chem. Phys. 2008, 129, 224305]. The in-plane angles are, however, rotated by 14 and 18° relative to DPM and, in part, explain the smaller than expected exciton splittings of these two conformers...