Joseph M Luther

Summary

Affiliation: National Renewable Energy Laboratory
Country: USA

Publications

  1. ncbi request reprint Multiple exciton generation in colloidal silicon nanocrystals
    Matthew C Beard
    National Renewable Energy Laboratory, Golden, Colorado 80401, USA matt_
    Nano Lett 7:2506-12. 2007
  2. ncbi request reprint Multiple exciton generation in films of electronically coupled PbSe quantum dots
    Joseph M Luther
    Chemical and Biosciences Center, National Renewable Energy Laboratory, Golden, Colorado 80401, USA
    Nano Lett 7:1779-84. 2007
  3. doi request reprint Structural, optical, and electrical properties of self-assembled films of PbSe nanocrystals treated with 1,2-ethanedithiol
    Joseph M Luther
    National Renewable Energy Laboratory, Golden, Colorado 80401, USA
    ACS Nano 2:271-80. 2008
  4. doi request reprint The subtle chemistry of colloidal, quantum-confined semiconductor nanostructures
    Barbara K Hughes
    Chemical and Material Sciences, National Renewable Energy Laboratory, Golden, Colorado 80401, USA
    ACS Nano 6:4573-9. 2012
  5. doi request reprint Coherent exciton delocalization in strongly coupled quantum dot arrays
    Ryan W Crisp
    National Renewable Energy Laboratory, 15013 Denver West Pkwy, Golden, Colorado 80401, United States
    Nano Lett 13:4862-9. 2013
  6. ncbi request reprint n-Type transition metal oxide as a hole extraction layer in PbS quantum dot solar cells
    Jianbo Gao
    National Renewable Energy Laboratory, Golden, Colorado, United States
    Nano Lett 11:3263-6. 2011
  7. ncbi request reprint Peak external photocurrent quantum efficiency exceeding 100% via MEG in a quantum dot solar cell
    Octavi E Semonin
    National Renewable Energy Laboratory, Golden, CO 80401, USA
    Science 334:1530-3. 2011
  8. doi request reprint Tuning the synthesis of ternary lead chalcogenide quantum dots by balancing precursor reactivity
    Danielle K Smith
    Center for Advanced Solar Photophysics, Chemical and Materials Sciences, National Renewable Energy Laboratory, Golden, Colorado 80401, United States
    ACS Nano 5:183-90. 2011
  9. doi request reprint Metal Halide Solid-State Surface Treatment for High Efficiency PbS and PbSe QD Solar Cells
    Ryan W Crisp
    1 National Renewable Energy Laboratory, Golden, CO 80401 USA 2 Department of Physics, Colorado School of Mines, Golden, CO 80401 USA
    Sci Rep 5:9945. 2015
  10. doi request reprint PbSe quantum dot solar cells with more than 6% efficiency fabricated in ambient atmosphere
    Jianbing Zhang
    Center for Advanced Solar Photophysics, National Renewable Energy Laboratory, Golden, Colorado 80401, United States
    Nano Lett 14:6010-5. 2014

Collaborators

Detail Information

Publications17

  1. ncbi request reprint Multiple exciton generation in colloidal silicon nanocrystals
    Matthew C Beard
    National Renewable Energy Laboratory, Golden, Colorado 80401, USA matt_
    Nano Lett 7:2506-12. 2007
    ....
  2. ncbi request reprint Multiple exciton generation in films of electronically coupled PbSe quantum dots
    Joseph M Luther
    Chemical and Biosciences Center, National Renewable Energy Laboratory, Golden, Colorado 80401, USA
    Nano Lett 7:1779-84. 2007
    ..We compare the absorption cross sections of our samples to that of bulk PbSe. We find that both the biexciton lifetime and the absorption cross section increase in films relative to isolated QDs in solution...
  3. doi request reprint Structural, optical, and electrical properties of self-assembled films of PbSe nanocrystals treated with 1,2-ethanedithiol
    Joseph M Luther
    National Renewable Energy Laboratory, Golden, Colorado 80401, USA
    ACS Nano 2:271-80. 2008
    ..The LbL process described here is a general strategy for producing uniform, conductive nanocrystal films for applications in optoelectronics and solar energy conversion...
  4. doi request reprint The subtle chemistry of colloidal, quantum-confined semiconductor nanostructures
    Barbara K Hughes
    Chemical and Material Sciences, National Renewable Energy Laboratory, Golden, Colorado 80401, USA
    ACS Nano 6:4573-9. 2012
    ..In this Perspective, we discuss current efforts toward better understanding how the reactivity of the reagents can be used to produce unique and complex nanostructures...
  5. doi request reprint Coherent exciton delocalization in strongly coupled quantum dot arrays
    Ryan W Crisp
    National Renewable Energy Laboratory, 15013 Denver West Pkwy, Golden, Colorado 80401, United States
    Nano Lett 13:4862-9. 2013
    ..By comparing the CPTG decays with those of isolated QDs, we find that excitons coherently delocalize to form excited states more than 200% larger than the QD diameter. ..
  6. ncbi request reprint n-Type transition metal oxide as a hole extraction layer in PbS quantum dot solar cells
    Jianbo Gao
    National Renewable Energy Laboratory, Golden, Colorado, United States
    Nano Lett 11:3263-6. 2011
    ..The carrier transport to the metal anode is likely enhanced through shallow gap states in the MoO(x) layer...
  7. ncbi request reprint Peak external photocurrent quantum efficiency exceeding 100% via MEG in a quantum dot solar cell
    Octavi E Semonin
    National Renewable Energy Laboratory, Golden, CO 80401, USA
    Science 334:1530-3. 2011
    ....
  8. doi request reprint Tuning the synthesis of ternary lead chalcogenide quantum dots by balancing precursor reactivity
    Danielle K Smith
    Center for Advanced Solar Photophysics, Chemical and Materials Sciences, National Renewable Energy Laboratory, Golden, Colorado 80401, United States
    ACS Nano 5:183-90. 2011
    ..A more reactive anion precursor results in a lower Pb/anion ratio...
  9. doi request reprint Metal Halide Solid-State Surface Treatment for High Efficiency PbS and PbSe QD Solar Cells
    Ryan W Crisp
    1 National Renewable Energy Laboratory, Golden, CO 80401 USA 2 Department of Physics, Colorado School of Mines, Golden, CO 80401 USA
    Sci Rep 5:9945. 2015
    ..We demonstrate QD solar cells based on PbI2 with power conversion efficiencies above 7%. ..
  10. doi request reprint PbSe quantum dot solar cells with more than 6% efficiency fabricated in ambient atmosphere
    Jianbing Zhang
    Center for Advanced Solar Photophysics, National Renewable Energy Laboratory, Golden, Colorado 80401, United States
    Nano Lett 14:6010-5. 2014
    ..Using these QDs, we fabricate high-performance solar cells without any protection and demonstrate a power conversion efficiency exceeding 6%, which is a current record for PbSe QD solar cells. ..
  11. doi request reprint Ultrafast electronic delocalization in CdSe/CdS quantum rod heterostructures
    E Ryan Smith
    National Renewable Energy Laboratory, 1617 Cole Boulevard, Golden, Colorado 80401, United States
    Nano Lett 11:4923-31. 2011
    ..CPTG is found to serve as a unique tool for determining charge transfer and delocalization in nanoheterostructures, which can rarely be predicted accurately from examination of bulk band offsets...
  12. ncbi request reprint Quantum Dot Size Dependent J-V Characteristics in Heterojunction ZnO/PbS Quantum Dot Solar Cells
    Jianbo Gao
    Chemical and Material Sciences Center, National Renewable Energy Laboratory, Golden, Colorado 80401, United States
    Nano Lett 11:1002-8. 2011
    ..Finally, we present Kelvin probe measurements to determine the Fermi level of the QD layers and discuss band alignment, Fermi-level pinning, and the V(oc) within these devices...
  13. doi request reprint Third generation photovoltaics based on multiple exciton generation in quantum confined semiconductors
    Matthew C Beard
    National Renewable Energy Laboratory, Golden, Colorado 80401, United States
    Acc Chem Res 46:1252-60. 2013
    ..Further challenges include increasing the MEG efficiency and improving the QD device structure and operation...
  14. doi request reprint Size and composition dependent multiple exciton generation efficiency in PbS, PbSe, and PbS(x)Se(1-x) alloyed quantum dots
    Aaron G Midgett
    National Renewable Energy Laboratory, Golden, Colorado 80401, United States
    Nano Lett 13:3078-85. 2013
    ..Our results suggest that MEG increases with quantum confinement, and we discuss the interplay between a size-dependent MEG rate versus hot exciton cooling. ..
  15. ncbi request reprint Synthesis and spectroscopy of PbSe fused quantum-dot dimers
    Barbara K Hughes
    National Renewable Energy Laboratory, Chemical and Material Sciences Center, Golden, Colorado 80401, United States
    J Am Chem Soc 136:4670-9. 2014
    ..We also demonstrate the possibility of fusing two QDs with different sizes into a heterostructure. ..
  16. doi request reprint Nanocrystal grain growth and device architectures for high-efficiency CdTe ink-based photovoltaics
    Ryan W Crisp
    National Renewable Energy Laboratory, Golden, Colorado 80401, United States
    ACS Nano 8:9063-72. 2014
    ..Moreover, devices without CdS have improved response at short wavelengths. ..
  17. doi request reprint Substrate-controlled band positions in CH₃NH₃PbI₃ perovskite films
    Elisa M Miller
    Chemical and Materials Sciences Center, National Renewable Energy Laboratory, 15013 Denver West Parkway, Golden, CO 80401, USA
    Phys Chem Chem Phys 16:22122-30. 2014
    ..This observation implies that the substrate's properties enable control over the band alignment of CH3NH3PbI3 perovskite thin-film devices, potentially allowing for new device architectures as well as more efficient devices. ..