John B Asbury

Summary

Affiliation: Pennsylvania State University
Country: USA

Publications

  1. ncbi request reprint Ultrafast vibrational spectroscopy of charge-carrier dynamics in organic photovoltaic materials
    Ryan D Pensack
    Department of Chemistry, The Pennsylvania State University, University Park, PA 16802, USA
    Phys Chem Chem Phys 11:2575-91. 2009
  2. doi request reprint Temperature-independent vibrational dynamics in an organic photovoltaic material
    Ryan D Pensack
    Department of Chemistry The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    J Phys Chem B 114:12242-51. 2010
  3. doi request reprint Tuning the dielectric properties of organic semiconductors via salt doping
    Xien Liu
    Department of Materials Science and Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
    J Phys Chem B 117:15866-74. 2013
  4. ncbi request reprint Vibrational solvatochromism in organic photovoltaic materials: method to distinguish molecules at donor/acceptor interfaces
    Ryan D Pensack
    Department of Chemistry, The Pennsylvania State University, University Park, PA 16802, USA
    Phys Chem Chem Phys 12:14144-52. 2010
  5. doi request reprint Vibrational spectroscopy of electronic processes in emerging photovoltaic materials
    Kwang S Jeong
    Department of Chemistry, The Pennsylvania State University, University Park, PA 16802, USA
    Acc Chem Res 46:1538-47. 2013

Collaborators

  • Ryan D Pensack
  • Kwang S Jeong
  • Kyle M Banyas
  • Xien Liu
  • Kiarash Vakhshouri
  • Bryan P Williams
  • Enrique D Gomez
  • Changhe Guo
  • Kuo Han
  • Qing Wang
  • Maureen Hegadorn
  • Larry W Barbour

Detail Information

Publications5

  1. ncbi request reprint Ultrafast vibrational spectroscopy of charge-carrier dynamics in organic photovoltaic materials
    Ryan D Pensack
    Department of Chemistry, The Pennsylvania State University, University Park, PA 16802, USA
    Phys Chem Chem Phys 11:2575-91. 2009
    ..The time scale of charge trapping corresponds to the carrier lifetime of similar PPV-based polymer blends that have been reported in the literature on the basis of transient photocurrent measurements...
  2. doi request reprint Temperature-independent vibrational dynamics in an organic photovoltaic material
    Ryan D Pensack
    Department of Chemistry The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    J Phys Chem B 114:12242-51. 2010
    ..Interestingly, the half angle characterizing the wobbling-in-cone orientational motion does increase at higher temperature due to increased free-volume resulting from thermal expansion of the polymer blend...
  3. doi request reprint Tuning the dielectric properties of organic semiconductors via salt doping
    Xien Liu
    Department of Materials Science and Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
    J Phys Chem B 117:15866-74. 2013
    ....
  4. ncbi request reprint Vibrational solvatochromism in organic photovoltaic materials: method to distinguish molecules at donor/acceptor interfaces
    Ryan D Pensack
    Department of Chemistry, The Pennsylvania State University, University Park, PA 16802, USA
    Phys Chem Chem Phys 12:14144-52. 2010
    ..In this contribution, we explore the origin of the frequency shift and show that it arises from variations in the inhomogeneous solvent environments experienced by PCBM molecules as a result of phase separation in the polymer blend...
  5. doi request reprint Vibrational spectroscopy of electronic processes in emerging photovoltaic materials
    Kwang S Jeong
    Department of Chemistry, The Pennsylvania State University, University Park, PA 16802, USA
    Acc Chem Res 46:1538-47. 2013
    ..We expect that further examination of electronic processes in materials using ultrafast vibrational spectroscopy will lead to new design rules in support of continued materials development efforts. ..