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Engineering and Technology

D-Index
60
Citations
16213
World Ranking
2140
National Ranking
678

Overview

John F. Geisz is affiliated with the National Renewable Energy Laboratory in the United States. Their research primarily focuses on advancing solar cell technologies, emphasizing improvements in efficiency and performance through diverse materials and device engineering approaches.

The main fields of study involved in their work include Engineering and Physics and Astronomy. Within these, their subfields of interest cover Electrical and Electronic Engineering, Atomic and Molecular Physics and Optics, Materials Chemistry, Biomedical Engineering, and Civil and Structural Engineering.

Research topics addressed in their publications often relate to solar cell performance optimization, chalcogenide semiconductor thin films, semiconductor quantum structures and devices, silicon and solar cell technologies, perovskite materials and applications, nanowire synthesis and applications, and quantum dots synthesis and properties.

John F. Geisz has contributed to publications in several scientific venues, including:

  • arXiv (Cornell University)
  • Journal of Applied Physics
  • Advanced Energy Materials
  • IEEE Journal of Photovoltaics
  • Nature Energy

Frequent co-authors collaborating with Geisz include:

  • Myles A. Steiner
  • Ryan M. France
  • Emily L. Warren
  • William E. McMahon
  • Jerónimo Buencuerpo

Notable recent papers authored by John F. Geisz are:

  • "Six-junction III-V solar cells with 47.1% conversion efficiency under 143 Suns concentration," 2020, Nature Energy

Additional influential papers related to their field but with different lead authors include:

  • "Carrier control in Sn-Pb perovskites via 2D cation engineering for all-perovskite tandem solar cells with improved efficiency and stability," 2022, Nature Energy
  • "Multi-junction solar cells paving the way for super high-efficiency," 2021, Journal of Applied Physics
  • "Triple-junction solar cells with 39.5% terrestrial and 34.2% space efficiency enabled by thick quantum well superlattices," 2022, Joule
  • "High Efficiency Inverted GaAs and GaInP/GaAs Solar Cells With Strain-Balanced GaInAs/GaAsP Quantum Wells," 2020, Advanced Energy Materials

Best Publications

  • Band Anticrossing in GaInNAs Alloys

    W. Shan;W. Walukiewicz;J. W. Ager;E. E. Haller

  • Six-junction III–V solar cells with 47.1% conversion efficiency under 143 Suns concentration

    John F. Geisz;Kevin L. Schulte;Myles A. Steiner

  • 40.8% efficient inverted triple-junction solar cell with two independently metamorphic junctions

    J. F. Geisz;D. J. Friedman;J. S. Ward;A. Duda

  • High-efficiency GaInP∕GaAs∕InGaAs triple-junction solar cells grown inverted with a metamorphic bottom junction

    J. F. Geisz;Sarah Kurtz;M. W. Wanlass;J. S. Ward

  • Raising the one-sun conversion efficiency of III-V/Si solar cells to 32.8% for two junctions and 35.9% for three junctions

    Stephanie Essig;Christophe Allebé;Timothy Remo;John F. Geisz

  • 1-eV solar cells with GaInNAs active layer

    D.J. Friedman;J.F. Geisz;S.R. Kurtz;J.M. Olson

  • III-N-V semiconductors for solar photovoltaic applications

    J F Geisz;D J Friedman

  • Nitrogen-Activated Transitions, Level Repulsion, and Band Gap Reduction in GaAs 1-x N x with x < 0.03

    J. D. Perkins;A. Mascarenhas;Yong Zhang;J. F. Geisz

  • Photocurrent of 1 eV GaInNAs lattice-matched to GaAs

    J.F. Geisz;D.J. Friedman;J.M. Olson;S.R. Kurtz

  • Large, nitrogen-induced increase of the electron effective mass in InyGa1−yNxAs1−x

    C. Skierbiszewski;P. Perlin;P. Wisniewski;W. Knap

  • Optical enhancement of the open-circuit voltage in high quality GaAs solar cells

    M. A. Steiner;J. F. Geisz;I. García;D. J. Friedman

  • Enhanced external radiative efficiency for 20.8 efficient single-junction GaInP solar cells

    J. F. Geisz;M. A. Steiner;I. García;S. R. Kurtz

  • Structural changes during annealing of GaInAsN

    Sarah Kurtz;J. Webb;L. Gedvilas;D. Friedman

  • Effect of nitrogen on the band structure of GaInNAs alloys

    W. Shan;W. Walukiewicz;J. W. Ager;E. E. Haller

  • Sunlight absorption in water – efficiency and design implications for photoelectrochemical devices

    H. Döscher;H. Döscher;J. F. Geisz;T. G. Deutsch;J. A. Turner

  • Triple-junction solar cells with 39.5% terrestrial and 34.2% space efficiency enabled by thick quantum well superlattices

    Unknown

  • Multi-junction solar cells paving the way for super high-efficiency

    Masafumi Yamaguchi;Frank Dimroth;John F. Geisz;Nicholas J. Ekins-Daukes

  • Building a Six-Junction Inverted Metamorphic Concentrator Solar Cell

    John F. Geisz;Myles A. Steiner;Nikhil Jain;Kevin L. Schulte

  • Band Anticrossing in III-N-V Alloys

    W. Shan;W. Walukiewicz;K.M. Yu;J.W. Ager

  • Realization of GaInP/Si Dual-Junction Solar Cells With 29.8% 1-Sun Efficiency

    Stephanie Essig;Myles A. Steiner;Christophe Allebe;John F. Geisz

  • Lattice-mismatched approaches for high-performance, III-V photovoltaic energy converters

    M.W. Wanlass;S.P. Ahrenkiel;R.K. Ahrenkiel;D.S. Albin

  • Effect of nitrogen on the electronic band structure of group III-N-V alloys

    W. Shan;W. Walukiewicz;K.M. Yu;J.W. Ager Iii

Frequent Co-Authors

Daniel J. Friedman
Daniel J. Friedman National Renewable Energy Laboratory
Myles A. Steiner
Myles A. Steiner National Renewable Energy Laboratory
J. M. Olson
J. M. Olson National Renewable Energy Laboratory
Sarah Kurtz
Sarah Kurtz University of California, Merced
Angelo Mascarenhas
Angelo Mascarenhas National Renewable Energy Laboratory
Andrew G. Norman
Andrew G. Norman National Renewable Energy Laboratory
Yong Zhang
Yong Zhang University of North Carolina at Charlotte
Hyeonsik Cheong
Hyeonsik Cheong Sogang University
Wladek Walukiewicz
Wladek Walukiewicz Lawrence Berkeley National Laboratory
Kim M. Jones
Kim M. Jones National Renewable Energy Laboratory

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