Advance optical properties and emerging applications of 2D materials

P Kumbhakar, C Chowde Gowda, CS Tiwary - Frontiers in Materials, 2021 - frontiersin.org
In the last several decades, significant efforts have been devoted to two-dimensional (2D)
materials on account of their optical properties that have numerous applications in the …

[HTML][HTML] Physics-informed neural networks for imaging and parameter retrieval of photonic nanostructures from near-field data

Y Chen, L Dal Negro - APL Photonics, 2022 - pubs.aip.org
In this paper, we develop a deep learning approach for the accurate solution of challenging
problems of near-field microscopy that leverages the powerful framework of physics …

Terahertz spin currents resolved with nanometer spatial resolution

J Cai, M Dai, S Chen, P Chen, J Wang… - Applied Physics …, 2023 - pubs.aip.org
The development of coherent terahertz (THz) spin currents with femtosecond temporal
resolution has been extensively studied due to its significant implications for advancing high …

Hybrid machine learning for scanning near-field optical spectroscopy

X Chen, Z Yao, S Xu, AS McLeod… - ACS …, 2021 - ACS Publications
The underlying physics behind an experimental observation often lacks a simple analytical
description. This is especially the case for scanning probe microscopy techniques, where …

Synergistic effect of dielectric property and energy transfer on charge separation in non‐fullerene‐based solar cells

P Li, J Fang, Y Wang, S Manzhos, L Cai… - Angewandte Chemie …, 2021 - Wiley Online Library
In non‐fullerene‐based photovoltaic devices, it is unclear how excitons efficiently dissociate
into charge carriers under small driving force. Here, we developed a modified method to …

Optical constants from scattering-type scanning near-field optical microscope

X Guo, K Bertling, AD Rakić - Applied Physics Letters, 2021 - pubs.aip.org
Scattering-type scanning near-field optical microscopy (s-SNOM) allows for the
characterization of optical properties of samples at the nanoscale, well below the diffraction …

Scattering-type scanning near-field optical microscopy of polymer-coated gold nanoparticles

SG Stanciu, DE Tranca, G Zampini, R Hristu… - ACS …, 2022 - ACS Publications
Scattering-type scanning near-field optical microscopy (s-SNOM) has emerged over the past
years as a powerful characterization tool that can probe important properties of advanced …

Optical spectroscopy of surfaces, interfaces, and thin films

TJ Blackburn, SM Tyler, JE Pemberton - Analytical Chemistry, 2022 - ACS Publications
Efforts to characterize solid/liquid, solid/gas, liquid/gas, liquid/liquid, and liquid/gas
interfaces utilizing optical spectroscopies in the ultraviolet− visible (UV− vis), infrared (IR) …

Nanoscale local modification of PMMA refractive index by tip-enhanced femtosecond pulsed laser irradiation

DE Tranca, SG Stanciu, R Hristu, AM Ionescu… - Applied Surface …, 2023 - Elsevier
Tip-enhanced optical effects have enabled a wide palette of nanoscale investigation
techniques and recently they were successfully used to modify and manipulate matter with …

Toward augmenting tip-enhanced nanoscopy with optically resolved scanning probe tips

J Belhassen, S Glass, E Teblum… - Advanced …, 2023 - spiedigitallibrary.org
A thorough understanding of biological species and emerging nanomaterials requires,
among other efforts, their in-depth characterization through optical techniques capable of …