2019

Mitigating Plasmonic Absorption Losses at Rear Electrodes in High‐Efficiency Silicon Solar Cells Using Dopant‐Free Contact Stacks

Full Paper Year: 2019 DOI:https://doi.org/10.1002/adfm.201907840

Authors: Sihua Zhong, Julie Dreon, Quentin Jeangros, Erkan Aydin, Stefaan De Wolf, Fan Fu, Mathieu Boccard, Christophe Ballif

carrier-selective contact
c-Si solar cells
dopant-free contacts
plasmonic absoprtion
ZnO

Enhancing the charge extraction and stability of perovskite solar cells using strontium titanate (SrTiO3) electron transport layer

Article Year: 2019 DOI:https://doi.org/10.1021/acsaem.9b01567

Authors: Marios Neophytou, Michele De Bastiani, Nicola Gasparini, Erkan Aydin, Esma Ugur, Akmaral Seitkhan, Floriana Moruzzi, Yasmin Choaie, Alexandra J Ramadan, Joel Troughton, Rawad Hallani, Achilleas Savva, Leonidas Tsetseris, Sahika Inal, Derya Baran, Frédéric Laquai, Thomas D. Anthopoulos, Henry J. Snaith, Stefaan De Wolf, Iain McCulloch

electron-selective contact
strontium titanate
perovskite solar cells

Carrier Extraction from Perovskite to Polymeric Charge Transport Layers Probed by Ultrafast Transient Absorption Spectroscopy

Letter Year: 2019 DOI:https://doi.org/10.1021/acs.jpclett.9b02502

Authors: Esma Ugur, Jafar Iqbal Khan, Erkan Aydin, Mingcong Wang, Mindaugas Kirkus, Marios Neophytou, Iain McCulloch, Stefaan De Wolf, Frédéric Laquai

perovskite solar cells
ultrafast spectroscopy
interface recombination
carrier dynamics
hole extraction

Passivating contacts for crystalline silicon solar cells

Review Year: 2019 DOI:https://doi.org/10.1038/s41560-019-0463-6

Authors: Thomas G. Allen, James Bullock, Xinbo Yang, Ali Javey, Stefaan De Wolf

A comprehensive review covering the passivating contacts for silicon solar cells.

Silicon solar cells
passivating contacts

Poly-Silicon Passivating Contacts for Silicon Solar Cells: Interface Passivation and Carrier Transport Mechanism

Article Year: 2019 DOI:https://doi.org/10.1021/acsaem.8b02149

Authors: Wenzhu Liu, Xinbo Yang, Jingxuan Kang, Shuai Li, Lujia Xu, Song Zhang, Hang Xu, Jun Peng, Feng Xie, Jui-Han Fu, Kai Wang, Jiang Liu, Areej Alzahrani, Stefaan De Wolf

silicon solar cell
tunnel oxide passivating contacts
subnanometer pits pinholes
unpin Fermi level

Multi-cation Synergy Suppresses Phase Segregation in Mixed-Halide Perovskites

Article Year: 2019 DOI:https://doi.org/10.1016/j.joule.2019.05.016

Authors: Hoang Dang, Kai Wang, Masould Ghasemi, Ming-Chung Tang, Michele De Bastiani, Erkan Aydin, Emilie Dauzon, Dounya Barrit, Jun Peng, Detlef-M. Smigies, Stefaan De Wolf, Aram Amassian

hybrid perovskites
Solar cells
in situ characterization
phase transformation
phase segregation

Terawatt-scale photovoltaics: Transform global energy

Insights Year: 2019 DOI:DOI: 10.1126/science.aaw1845

Authors: Nancy M. Haegel, Harry Atwater Jr., Teresa Barnes, Christian Breyer, Anthony Burrell, Yet-Ming Chiang, Stefaan De Wolf, Bernhard Dimmler, David Feldman, Stefan Glunz, Jan Christoph Goldschmidt, David Hochschild, Ruben Inzunza, Izumi Kaizuka, Ben Kroposki

Solar cells
terwatt scale photovoltaics

Triarylphosphine Oxide as Cathode Interfacial Material for Inverted Perovskite Solar Cells

Article Year: 2019 DOI:https://doi.org/10.1002/admi.201900434

Authors: Kai Wang, Marios Neophytou, Erkan Aydin, Mingcong Wang, Thomas Laurent, George T. Harrison, Jiang Liu, Wenzhu Liu, Michele De Bastiani, Jafar I.Khan, Thomas D. Anthopoulos, Frédéric Laquai, Stefaan De Wolf

cathode interlayer interface engineering
organic molecule
p-i-n perovskite solar cell
semitransparent solar cell

Defect and Contact Passivation for Perovskite Solar Cells

Review Year: 2019 DOI:https://doi.org/10.1002/adma.201900428

Authors: Erkan Aydin, Michaele De Bastiani, Stefaan De Wolf

A comprehensive review on the passivation routes for perovskite solar cells toward the Shockley–Queisser limit.

contacts
hysteresis
passivation
Perovskite
recombination
solar cell
stability

Dual-Function Electron-Conductive, Hole-Blocking Titanium Nitride Contacts for Efficient Silicon Solar Cells

Article Year: 2019 DOI:https://doi.org/10.1016/j.joule.2019.03.008

Authors: Xinbo Yang, Wenzhu Liu, Michele De Bastiani, Thomas G Allen, Jingxuan Kang, Hang Xu, Erkan Aydin, Lujia Xu, Qunyu Bi, Hoang Dang, Esra AlHabshi, Konstantinos Kotsovos, Ahmed AlSaggaf, Issam Gereige, Yimao Wan, Jun Peng, Christian Samundsett, Andres Cuevas

titanium nitride
Passivating contact
electron-selective contact
hole blocking
silicon solar cell

Zr‐Doped Indium Oxide (IZRO) Transparent Electrodes for Perovskite‐Based Tandem Solar Cells

Article Year: 2019 DOI:https://doi.org/10.1002/adfm.201901741

Authors: Erkan Aydin, Michele De Bastiani, Xinbo Yang, Muhammad Sajjad, Faisal Aljamaan, Yury Smirnov, Mohamed Nejib Hedhili, Wenzhu Liu, Thomas G Allen, Lujia Xu, Emmanuel Van Kerschaver, Monica Morales-Masis, Udo Schwingenschlögl, Stefaan De Wolf

This study unveils the potential of the Zr‐doped indium oxide (IZRO) transparent electrodes for perovskite-based tandem solar cells due to its very high electron mobility (up to ≈77 cm2 V⁻¹ s⁻¹), highly infrared transparency and very low sheet resistance (≈18 Ω ohm/sq)

high mobility
improved near-infrared response
indium zirconium oxide
perovskite tandem solar cells
trqnsparent electrodes

Visualization of Charge Carrier Trapping in Silicon at the Atomic Surface Level Using Four-Dimensional Electron Imaging

Letter Year: 2019 DOI:https://doi.org/10.1021/acs.jpclett.9b00598

Authors: Basamat S. Shaheen, Ahmed M. El-Zohry, Jun Yin, Michele De Bastiani, Stefaan De Wolf, Osman M. Bakr, Omar F. Mohammed

silicon
4D microscopy

Temperature Dependence of the Urbach Energy in Lead Iodide Perovskites

Article Year: 2019 DOI:https://doi.org/10.1021/acs.jpclett.9b00138

Authors: Martin Ledinský, Tereza Schönfeldová, Jakub Holovsky, Erkan Aydin, Zdeňka Hájková, Neda Neykova, Antonín Fejfar, Stefaan De Wolf, Lucie Landová

Perovskites
CH3NH3Pbl3
Urbach Energy
temperature dependence
Urbach Focus

Dip Coating Passivation of Crystalline Silicon by Lewis Acids

Article Year: 2019 DOI:https://doi.org/10.1021/acsnano.9b01038

Authors: Wenbo Ji, Yingbo Zhao, Hossain M. Fahad, James Bullock, Thomas G Allen, Der-Hsien Lien, Stefaan De Wolf, Ali Javey

charge transfer
crystalline silicon
Lewis acids
Nafion
room-temperature passivation

Metal-induced gap states in passivating metal-silicon contacts

Letter Year: 2019 DOI:https://doi.org/10.1063/1.5066423

Authors: Muhammad Sajjad, Xinbo Yang, Pietro Altermatt, Nirpendra Singh, Udo Schwingenschlögl, Stefaan De Wolf

Semiconductors
Density functional theory
First-principle calculations
passivation