Ultrafast and nanoscale energy transduction mechanisms and coupled thermal transport across interfaces

A Giri, SG Walton, J Tomko, N Bhatt, MJ Johnson… - ACS …, 2023 - ACS Publications
The coupled interactions among the fundamental carriers of charge, heat, and
electromagnetic fields at interfaces and boundaries give rise to energetic processes that …

Ab initio quantum dynamics of plasmonic charge carriers

W Li, T Xue, C Mora-Perez, OV Prezhdo - Trends in Chemistry, 2023 - cell.com
Surface plasmons respond strongly to electric fields and generate energetic (hot) charge
carriers that can be used in optoelectronic devices. However, utilization of hot carriers has to …

Quantum zeno effect rationalizes the phonon bottleneck in semiconductor quantum dots

SV Kilina, AJ Neukirch, BF Habenicht, DS Kilin… - Physical review …, 2013 - APS
Quantum confinement can dramatically slow down electron-phonon relaxation in
nanoclusters. Known as the phonon bottleneck, the effect remains elusive. Using a state-of …

Instantaneous Generation of Charge-Separated State on TiO2 Surface Sensitized with Plasmonic Nanoparticles

R Long, OV Prezhdo - Journal of the American Chemical Society, 2014 - ACS Publications
Photoexcitation of the plasmon band in metallic nanoparticles adsorbed on a TiO2 surface
initiates many important photovoltaic and photocatalytic processes. The traditional view on …

Regarding the validity of the time-dependent Kohn–Sham approach for electron-nuclear dynamics via trajectory surface hopping

SA Fischer, BF Habenicht, AB Madrid… - The Journal of …, 2011 - pubs.aip.org
The implementation of fewest-switches surface-hopping (FSSH) within time-dependent
Kohn–Sham (TDKS) theory [Phys. Rev. Lett. 95, 163001 (2005)] has allowed us to study …

Zeno and anti-Zeno effects in nonadiabatic molecular dynamics

S Gumber, OV Prezhdo - The Journal of Physical Chemistry …, 2023 - ACS Publications
Decoherence plays an important role in nonadiabatic (NA) molecular dynamics (MD)
simulations because it provides a physical mechanism for trajectory hopping and can alter …

Nanocrystal Assemblies: Current Advances and Open Problems

CL Bassani, G Van Anders, U Banin, D Baranov… - ACS …, 2024 - ACS Publications
We explore the potential of nanocrystals (a term used equivalently to nanoparticles) as
building blocks for nanomaterials, and the current advances and open challenges for …

Plasmon-mediated electron injection from Au nanorods into MoS2: Traditional versus photoexcitation mechanism

Z Zhang, L Liu, WH Fang, R Long, MV Tokina… - Chem, 2018 - cell.com
Using nonadiabatic molecular dynamics simulations combined with time-domain density
functional theory, we show that electron injection from gold nanorods into MoS 2 by the …

Nonadiabatic charge dynamics in novel solar cell materials

R Long, OV Prezhdo, W Fang - Wiley Interdisciplinary Reviews …, 2017 - Wiley Online Library
The review describes recent research into the nonequilibrium phenomena in nanoscale
materials, with focus on charge separation and recombination, that form the basis for …

Asymmetry in the electron and hole transfer at a polymer–carbon nanotube heterojunction

R Long, OV Prezhdo - Nano letters, 2014 - ACS Publications
To achieve a high photon-to-charge conversion efficiency, the electron–hole pair generated
by photon absorption in organic photovoltaic systems must overcome the Coulomb …