Carriers, quasi-particles, and collective excitations in halide perovskites

J Fu, S Ramesh, JW Melvin Lim, TC Sum - Chemical Reviews, 2023 - ACS Publications
Halide perovskites (HPs) are potential game-changing materials for a broad spectrum of
optoelectronic applications ranging from photovoltaics, light-emitting devices, lasers to …

Spectroscopic and device aspects of nanocrystal quantum dots

JM Pietryga, YS Park, J Lim, AF Fidler, WK Bae… - Chemical …, 2016 - ACS Publications
The field of nanocrystal quantum dots (QDs) is already more than 30 years old, and yet
continuing interest in these structures is driven by both the fascinating physics emerging …

Slow hot‐carrier cooling in halide perovskites: prospects for hot‐carrier solar cells

M Li, J Fu, Q Xu, TC Sum - Advanced Materials, 2019 - Wiley Online Library
Rapid hot‐carrier cooling is a major loss channel in solar cells. Thermodynamic calculations
reveal a 66% solar conversion efficiency for single junction cells (under 1 sun illumination) if …

Slow cooling and highly efficient extraction of hot carriers in colloidal perovskite nanocrystals

M Li, S Bhaumik, TW Goh, MS Kumar, N Yantara… - Nature …, 2017 - nature.com
Hot-carrier solar cells can overcome the Shockley-Queisser limit by harvesting excess
energy from hot carriers. Inorganic semiconductor nanocrystals are considered prime …

Confinement and exciton binding energy effects on hot carrier cooling in lead halide perovskite nanomaterials

BP Carwithen, TR Hopper, Z Ge, N Mondal, T Wang… - ACS …, 2023 - ACS Publications
The relaxation of the above-gap (“hot”) carriers in lead halide perovskites (LHPs) is
important for applications in photovoltaics and offers insights into carrier–carrier and carrier …

Hot carrier photovoltaics in van der Waals heterostructures

KK Paul, JH Kim, YH Lee - Nature Reviews Physics, 2021 - nature.com
Successfully designing an ideal solar cell requires an understanding of the fundamental
physics of photoexcited hot carriers (HCs) and the underlying mechanism of unique …

Multicarrier dynamics in quantum dots

C Melnychuk, P Guyot-Sionnest - Chemical Reviews, 2021 - ACS Publications
Multicarrier dynamics play an essential role in quantum dot photophysics and
photochemistry, and they are primarily governed by nonradiative Auger processes. Auger …

Electronic processes within quantum dot-molecule complexes

RD Harris, S Bettis Homan, M Kodaimati, C He… - Chemical …, 2016 - ACS Publications
The subject of this review is the colloidal quantum dot (QD) and specifically the interaction of
the QD with proximate molecules. It covers various functions of these molecules, including (i) …

Terahertz spectroscopy and imaging–Modern techniques and applications

PU Jepsen, DG Cooke, M Koch - Laser & Photonics Reviews, 2011 - Wiley Online Library
Over the past three decades a new spectroscopic technique with unique possibilities has
emerged. Based on coherent and time‐resolved detection of the electric field of ultrashort …

Carrier dynamics in semiconductors studied with time-resolved terahertz spectroscopy

R Ulbricht, E Hendry, J Shan, TF Heinz, M Bonn - Reviews of Modern Physics, 2011 - APS
Time-resolved, pulsed terahertz spectroscopy has developed into a powerful tool to study
charge carrier dynamics in semiconductors and semiconductor structures over the past …