Critical problems faced in Raman-based energy transport characterization of nanomaterials
R Wang, N Hunter, H Zobeiri, S Xu… - Physical Chemistry …, 2022 - pubs.rsc.org
In the last two decades, tremendous research has been conducted on the discovery, design
and synthesis, characterization, and applications of two-dimensional (2D) materials …
and synthesis, characterization, and applications of two-dimensional (2D) materials …
Distinguishing optical and acoustic phonon temperatures and their energy coupling factor under photon excitation in nm 2D materials
Under photon excitation, 2D materials experience cascading energy transfer from electrons
to optical phonons (OPs) and acoustic phonons (APs). Despite few modeling works, it …
to optical phonons (OPs) and acoustic phonons (APs). Despite few modeling works, it …
Direct characterization of thermal nonequilibrium between optical and acoustic phonons in graphene paper under photon excitation
Raman spectroscopy has been widely used to measure thermophysical properties of 2D
materials. The local intense photon heating induces strong thermal nonequilibrium between …
materials. The local intense photon heating induces strong thermal nonequilibrium between …
Coherent Phonon Manipulation via Electron–Phonon Interaction for Facilitated Relaxation of Metastable Centers in ZnO
C Zhao, W Yan, W Zhang, D Liu - Nano Letters, 2023 - ACS Publications
Methods that allow versatile manipulation of metastable centers in semiconductors are
highly important owing to their potential for quantum information processing and …
highly important owing to their potential for quantum information processing and …
Oxidation and strain in free-standing silicon nanocrystals
The investigation of surface-induced lattice-strain effects in free-standing silicon
nanocrystals (Si NCs) is fundamental in view of the materialization of nanosilicon-based …
nanocrystals (Si NCs) is fundamental in view of the materialization of nanosilicon-based …
Label-free DNA detection using silver nanoprism decorated silicon nanoparticles: Effect of silicon nanoparticle size and doping levels
In the present work, we have fabricated silver nanoprism (AgNPrs)/silicon nanoparticle
(SiNPs) hybrid arrays for highly sensitive detection of biomolecules via surface-enhanced …
(SiNPs) hybrid arrays for highly sensitive detection of biomolecules via surface-enhanced …
Light tuning DC and AC electrical properties of ZnO-rGO based hybrid nanocomposite film
We have investigated the electrical and optoelectrical properties of a zinc oxide (ZnO):
reduced graphene oxide (rGO) nanocomposite film prepared through the sol gel process on …
reduced graphene oxide (rGO) nanocomposite film prepared through the sol gel process on …
Intra-and inter-nanocrystal charge transport in nanocrystal films
The exploitation of semiconductor nanocrystal (NC) films in novel electronic and
optoelectronic applications requires a better understanding of charge transport in these …
optoelectronic applications requires a better understanding of charge transport in these …
Interface Thermal Resistance between Monolayer WSe2 and SiO2: Raman Probing with Consideration of Optical–Acoustic Phonon Nonequilibrium
N Hunter, N Azam, H Zobeiri… - Advanced Materials …, 2022 - Wiley Online Library
This work explores the 2D interfacial energy transport between monolayer WSe2 and SiO2
while considering the thermal nonequilibrium between optical and acoustic phonons caused …
while considering the thermal nonequilibrium between optical and acoustic phonons caused …
Recombination of photo-generated charge carriers in H-terminated and (photo-) oxidized silicon nanoparticles
The mechanisms of recombination of photo-generated charge carriers and the origin of
luminescence in silicon nanocrystals, quantum dots or nanoparticles (Si-NPs) are essential …
luminescence in silicon nanocrystals, quantum dots or nanoparticles (Si-NPs) are essential …