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Research and publications

Research and publications on solar energy.

Search the open index of scholarly papers published since 2000: more than 370,000 on photovoltaics alone, plus storage, microgrids and related technologies. Then open the key annual reports, and the papers that changed the field.

    Search by OpenAlex, an open index of scholarly works.

    Key reports

    The annual references that energy planners, investors and engineers rely on.

    Landmark papers since 2000

    Widely cited papers on how solar cells and the solar industry developed. Citation counts from OpenAlex, November 2026.

    1. 2009

      Organometal Halide Perovskites as Visible-Light Sensitizers for Photovoltaic Cells

      Kojima, Teshima, Shirai, Miyasaka · Journal of the American Chemical Society

      The first perovskite solar cell, at 3.8% efficiency.

      23,181cited
    2. 2011

      Photovoltaic Degradation Rates: an Analytical Review

      Jordan, Kurtz · Progress in Photovoltaics

      Nearly 2,000 measured degradation rates: median 0.5% a year.

      1,560cited
    3. 2012

      Efficient Hybrid Solar Cells Based on Meso-Superstructured Organometal Halide Perovskites

      Lee, Teuscher, Miyasaka, Murakami, Snaith · Science

      Showed perovskite cells could be efficient and cheap to make.

      10,682cited
    4. 2012

      Lead Iodide Perovskite Sensitized All-Solid-State Submicron Thin Film Mesoscopic Solar Cell with Efficiency Exceeding 9%

      Kim, Lee, Im et al. · Scientific Reports

      The first solid-state perovskite cell, at 9.7%.

      8,092cited
    5. 2013

      Sequential deposition as a route to high-performance perovskite-sensitized solar cells

      Burschka, Pellet, Moon et al. · Nature

      A reproducible way to make high-efficiency perovskite films.

      9,556cited
    6. 2013

      Efficient planar heterojunction perovskite solar cells by vapour deposition

      Liu, Johnston, Snaith · Nature

      A simple flat cell design for perovskites.

      7,979cited
    7. 2016

      Commercial progress and challenges for photovoltaics

      Green · Nature Energy

      Martin Green's review of how solar became commercial.

      384cited
    8. 2017

      Silicon heterojunction solar cell with interdigitated back contacts for a photoconversion efficiency over 26%

      Yoshikawa, Kawasaki, Yoshida et al. · Nature Energy

      Kaneka's record silicon cell, above 26%.

      2,694cited
    9. 2017

      The underestimated potential of solar energy to mitigate climate change

      Creutzig, Agoston, Goldschmidt et al. · Nature Energy

      Argued that climate scenarios underestimated solar's growth.

      925cited
    10. 2017

      Terawatt-scale photovoltaics: Trajectories and challenges

      Haegel, Margolis, Buonassisi et al. · Science

      Growth paths and obstacles for terawatt-scale solar.

      389cited
    11. 2018

      Evaluating the causes of cost reduction in photovoltaic modules

      Kavlak, McNerney, Trancik · Energy Policy

      Why module costs fell: efficiency, scale, materials and more.

      453cited
    12. 2019

      Terawatt-scale photovoltaics: Transform global energy

      Haegel, Atwater, Barnes et al. · Science

      What it takes to reach tens of terawatts of solar.

      560cited
    13. 2021

      Solar photovoltaics is ready to power a sustainable future

      Victoria, Haegel, Peters et al. · Joule

      The case for solar as the main source of a clean power system.

      736cited
    14. 2022

      Empirically grounded technology forecasts and the energy transition

      Way, Ives, Mealy, Farmer · Joule

      Cost forecasts from historical learning rates, including solar.

      543cited

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