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Sökning: id:"swepub:oai:DiVA.org:uu-492238" > Enabling full-scale...

  • Zhao, LichenPeking Univ, Frontiers Sci Ctr Nanooptoelect, State Key Lab Artificial Microstruct & Mesoscop P, Sch Phys, Beijing 100871, Peoples R China.;Peking Univ, Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China.;Ecole Polytech Fed Lausanne, Lab Photon & Interfaces, Inst Chem Sci & Engn, Stn 6, CH-1015 Lausanne, Switzerland. (författare)

Enabling full-scale grain boundary mitigation in polycrystalline perovskite solids

  • Artikel/kapitelEngelska2022

Förlag, utgivningsår, omfång ...

  • American Association for the Advancement of Science,2022
  • electronicrdacarrier

Nummerbeteckningar

  • LIBRIS-ID:oai:DiVA.org:uu-492238
  • https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-492238URI
  • https://doi.org/10.1126/sciadv.abo3733DOI

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  • Språk:engelska
  • Sammanfattning på:engelska

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  • Ämneskategori:ref swepub-contenttype
  • Ämneskategori:art swepub-publicationtype

Anmärkningar

  • There exists a considerable density of interaggregate grain boundaries (GBs) and intra-aggregate GBs in polycrystalline perovskites. Mitigation of intra- aggregate GBs is equally notable to that of interaggregate GBs as intra-aggregate GBs can also cause detrimental effects on the photovoltaic performances of perovskite solar cells (PSCs). Here, we demonstrate full-scale GB mitigation ranging from nanoscale intra-aggregate to submicron-scale interaggregate GBs, by modulating the crystallization kinetics using a judiciously designed brominated arylamine trimer. The optimized GB-mitigated perovskite films exhibit reduced nonradiative recombination, and their corresponding mesostructured PSCs show substantially enhanced device efficiency and long-term stability under illumination, humidity, or heat stress. The versatility of our strategy is also verified upon applying it to different categories of PSCs. Our discovery not only specifies a rarely addressed perspective concerning fundamental studies of perovskites at nanoscale but also opens a route to obtain high-quality solution-processed polycrystalline perovskites for high-performance optoelectronic devices.

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Biuppslag (personer, institutioner, konferenser, titlar ...)

  • Tang, PengyiCSIC, Catalan Inst Nanosci & Nanotechnol ICN2, Campus UAB, Barcelona 08193, Catalonia, Spain.;BIST, Campus UAB, Barcelona 08193, Catalonia, Spain.;Chinese Acad Sci, ShangHai Inst Microsyst & Informat Technol, State Key Lab Informat Funct Mat, 2020 X Lab, Shanghai 200050, Peoples R China. (författare)
  • Luo, DeyingPeking Univ, Frontiers Sci Ctr Nanooptoelect, State Key Lab Artificial Microstruct & Mesoscop P, Sch Phys, Beijing 100871, Peoples R China.;Peking Univ, Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China. (författare)
  • Dar, M. IbrahimUniv Cambridge, Dept Phys, Cavendish Lab, JJ Thomson Ave, Cambridge CB3 0HE, England. (författare)
  • Eickemeyer, Felix T.Ecole Polytech Fed Lausanne, Lab Photon & Interfaces, Inst Chem Sci & Engn, Stn 6, CH-1015 Lausanne, Switzerland. (författare)
  • Arora, NehaUniv Cambridge, Dept Phys, Cavendish Lab, JJ Thomson Ave, Cambridge CB3 0HE, England.;UCL, Dept Chem, 20 Gordon St, London WC1H 0AJ, England. (författare)
  • Hu, QinUniv Massachusetts, Polymer Sci & Engn Dept, Amherst, MA 01003 USA.;Lawrence Berkeley Natl Lab, Mat Sci Div, Berkeley, CA 94720 USA.;Univ Sci & Technol China, Sch Microelect, Hefei 230026, Peoples R China. (författare)
  • Luo, JingshanEcole Polytech Fed Lausanne, Lab Photon & Interfaces, Inst Chem Sci & Engn, Stn 6, CH-1015 Lausanne, Switzerland.;Nankai Univ, Solar Energy Res Ctr, Inst Photoelect Thin Film Devices & Technol, Tianjin 300350, Peoples R China. (författare)
  • Liu, YuhangEcole Polytech Fed Lausanne, Lab Photon & Interfaces, Inst Chem Sci & Engn, Stn 6, CH-1015 Lausanne, Switzerland. (författare)
  • Zakeeruddin, Shaik MohammedEcole Polytech Fed Lausanne, Lab Photon & Interfaces, Inst Chem Sci & Engn, Stn 6, CH-1015 Lausanne, Switzerland. (författare)
  • Hagfeldt, AndersEcole Polytech Fed Lausanne, Lab Photomol Sci, Inst Chem Sci & Engn, Stn 6, CH-1015 Lausanne, Switzerland.(Swepub:uu)andehagf (författare)
  • Arbiol, JordiCSIC, Catalan Inst Nanosci & Nanotechnol ICN2, Campus UAB, Barcelona 08193, Catalonia, Spain.;BIST, Campus UAB, Barcelona 08193, Catalonia, Spain.;ICREA, Pg Lluis Companys 23, Barcelona 08010, Catalonia, Spain. (författare)
  • Huang, WeiNanjing Tech Univ, Key Lab Flexible Elect, Nanjing 211816, Peoples R China.;Nanjing Tech Univ, Inst Adv Mat, Jiangsu Natl Synerget Innovat Ctr Adv Mat, Nanjing 211816, Peoples R China.;Northwestern Polytech Univ, Shaanxi Inst Flexible Elect, Xian 710072, Peoples R China. (författare)
  • Gong, QihuangPeking Univ, Frontiers Sci Ctr Nanooptoelect, State Key Lab Artificial Microstruct & Mesoscop P, Sch Phys, Beijing 100871, Peoples R China.;Peking Univ, Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China.;Shanxi Univ, Collaborat Innovat Ctr Extreme Opt, Taiyuan 030006, Peoples R China. (författare)
  • Russell, Thomas P.Univ Massachusetts, Polymer Sci & Engn Dept, Amherst, MA 01003 USA.;Lawrence Berkeley Natl Lab, Mat Sci Div, Berkeley, CA 94720 USA. (författare)
  • Friend, Richard H.Univ Cambridge, Dept Phys, Cavendish Lab, JJ Thomson Ave, Cambridge CB3 0HE, England. (författare)
  • Gratzel, MichaelEcole Polytech Fed Lausanne, Lab Photon & Interfaces, Inst Chem Sci & Engn, Stn 6, CH-1015 Lausanne, Switzerland. (författare)
  • Zhu, RuiPeking Univ, Frontiers Sci Ctr Nanooptoelect, State Key Lab Artificial Microstruct & Mesoscop P, Sch Phys, Beijing 100871, Peoples R China.;Peking Univ, Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China.;Shanxi Univ, Collaborat Innovat Ctr Extreme Opt, Taiyuan 030006, Peoples R China. (författare)
  • Peking Univ, Frontiers Sci Ctr Nanooptoelect, State Key Lab Artificial Microstruct & Mesoscop P, Sch Phys, Beijing 100871, Peoples R China.;Peking Univ, Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China.;Ecole Polytech Fed Lausanne, Lab Photon & Interfaces, Inst Chem Sci & Engn, Stn 6, CH-1015 Lausanne, Switzerland.CSIC, Catalan Inst Nanosci & Nanotechnol ICN2, Campus UAB, Barcelona 08193, Catalonia, Spain.;BIST, Campus UAB, Barcelona 08193, Catalonia, Spain.;Chinese Acad Sci, ShangHai Inst Microsyst & Informat Technol, State Key Lab Informat Funct Mat, 2020 X Lab, Shanghai 200050, Peoples R China. (creator_code:org_t)

Sammanhörande titlar

  • Ingår i:Science Advances: American Association for the Advancement of Science8:352375-2548

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