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The Effect of Lithi...
The Effect of Lithium Doping in Solution-Processed Nickel Oxide Films for Perovskite Solar Cells
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- Saki, Zahra (författare)
- Uppsala universitet,Fysikalisk kemi,Sharif Univ Technol, Dept Phys, Tehran 14588, Iran.
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- Sveinbjörnsson, Kári (författare)
- Uppsala universitet,Fysikalisk kemi
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- Boschloo, Gerrit (författare)
- Uppsala universitet,Fysikalisk kemi
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- Taghavinia, Nima (författare)
- Sharif Univ Technol, Dept Phys, Tehran 14588, Iran.;Inst Nanosci & Nanotechnol, Tehran 14588, Iran.
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(creator_code:org_t)
- 2019-12-05
- 2019
- Engelska.
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Ingår i: ChemPhysChem. - : WILEY-V C H VERLAG GMBH. - 1439-4235 .- 1439-7641. ; 20:24, s. 3322-3327
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- The effect of substitutional Li doping into NiOx hole transporting layer (HTL) for use in inverted perovskite solar cells was systematically studied. Li doped NiOx thin films with preferential crystal growth along the (111) plane were deposited using a simple solution-based process. Mott-Schottky analysis showed that hole carrier concentration (N-A) is doubled by Li doping. Utilizing 4 % Li in NiOx improved the power conversion efficiency (PCE) of solar devices from 9.0 % to 12.6 %. Photoluminescence quenching investigations demonstrate better hole capturing properties of Li:NiOx compared to that of NiOx, leading to higher current densities by Li doping. The electrical conductivity of NiOx is improved by Li doping. Further improvements of the device were made by using an additional ZnO layer onto PCBM, to remove shunt paths, leading to a PCE of 14.2 % and a fill factor of 0.72.
Ämnesord
- NATURVETENSKAP -- Kemi -- Materialkemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Materials Chemistry (hsv//eng)
- NATURVETENSKAP -- Kemi -- Fysikalisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Physical Chemistry (hsv//eng)
Nyckelord
- hole-transporting layer
- inverted perovskite solar cells
- lithium doping
- nickel oxide
- photovoltaics
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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