Challenges for commercializing perovskite solar cells

Y Rong, Y Hu, A Mei, H Tan, MI Saidaminov, SI Seok… - Science, 2018 - science.org
BACKGROUND Perovskite solar cells (PSCs) have attracted intensive attention because of
their ever-increasing power conversion efficiency (PCE), low-cost materials constituents …

Impedance spectroscopy of metal halide perovskite solar cells from the perspective of equivalent circuits

A Guerrero, J Bisquert, G Garcia-Belmonte - Chemical Reviews, 2021 - ACS Publications
Impedance spectroscopy (IS) provides a detailed understanding of the dynamic phenomena
underlying the operation of photovoltaic and optoelectronic devices. Here we provide a …

Monolithic perovskite tandem solar cells: a review of the present status and advanced characterization methods toward 30% efficiency

M Jošt, L Kegelmann, L Korte… - Advanced Energy …, 2020 - Wiley Online Library
Tandem solar cells are the next step in the photovoltaic (PV) evolution due to their higher
power conversion efficiency (PCE) potential than currently dominating, but inherently limited …

Reducing detrimental defects for high‐performance metal halide perovskite solar cells

LK Ono, S Liu, Y Qi - Angewandte Chemie International Edition, 2020 - Wiley Online Library
In several photovoltaic (PV) technologies, the presence of electronic defects within the
semiconductor band gap limit the efficiency, reproducibility, as well as lifetime. Metal halide …

Beyond protocols: Understanding the electrical behavior of perovskite solar cells by impedance spectroscopy

E Ghahremanirad, O Almora, S Suresh… - Advanced Energy …, 2023 - Wiley Online Library
Impedance spectroscopy (IS) is an effective characterization technique used to probe and
distinguish charge dynamics occurring at different timescales in optoelectronic and electric …

Research direction toward scalable, stable, and high efficiency perovskite solar cells

NG Park - Advanced Energy Materials, 2020 - Wiley Online Library
Abstract Discovery of the 9.7% efficiency, 500 h stable solid‐state perovskite solar cell (PSC)
in 2012 triggered off a wave of perovskite photovoltaics. As a result, a certified power …

Hysteresis index: A figure without merit for quantifying hysteresis in perovskite solar cells

SN Habisreutinger, NK Noel, HJ Snaith - ACS Energy Letters, 2018 - ACS Publications
Not long after the breakthrough publications on lead halide perovskite-based solar cells,
researchers noticed something peculiar about these devices: the current− voltage scans, the …

Physical model for the current–voltage hysteresis and impedance of halide perovskite memristors

M Berruet, JC Pérez-Martínez, B Romero… - ACS Energy …, 2022 - ACS Publications
An investigation of the kinetic behavior of MAPbI3 memristors shows that the onset voltage
to a high conducting state depends strongly on the voltage sweep rate, and the impedance …

Defect passivation in methylammonium/bromine free inverted perovskite solar cells using charge-modulated molecular bonding

DB Khadka, Y Shirai, M Yanagida, H Ota… - Nature …, 2024 - nature.com
Molecular passivation is a prominent approach for improving the performance and operation
stability of halide perovskite solar cells (HPSCs). Herein, we reveal discernible effects of …

Interfacial engineering with a hole-selective self-assembled monolayer for tin perovskite solar cells via a two-step fabrication

D Song, S Narra, MY Li, JS Lin, EWG Diau - ACS Energy Letters, 2021 - ACS Publications
This work is the first report on a hole-selective tin-based perovskite solar cell (PSC) using
the concept of a self-assembled monolayer (SAM) to modify the ITO surface to fabricate a …