Optical metasurfaces for energy conversion

E Cortés, FJ Wendisch, L Sortino, A Mancini… - Chemical …, 2022 - ACS Publications
Nanostructured surfaces with designed optical functionalities, such as metasurfaces, allow
efficient harvesting of light at the nanoscale, enhancing light–matter interactions for a wide …

Infrared and Raman chemical imaging and spectroscopy at the nanoscale

D Kurouski, A Dazzi, R Zenobi… - Chemical Society Reviews, 2020 - pubs.rsc.org
The advent of nanotechnology, and the need to understand the chemical composition at the
nanoscale, has stimulated the convergence of IR and Raman spectroscopy with scanning …

A 3D plasmonic antenna-reactor for nanoscale thermal hotspots and gradients

PD Dongare, Y Zhao, D Renard, J Yang, O Neumann… - ACS …, 2021 - ACS Publications
Plasmonic nanoantennas focus light below the diffraction limit, creating strong field
enhancements, typically within a nanoscale junction. Placing a nanostructure within the …

Gradient High‐Q Dielectric Metasurfaces for Broadband Sensing and Control of Vibrational Light‐Matter Coupling

FU Richter, I Sinev, S Zhou, A Leitis, SH Oh… - Advanced …, 2024 - Wiley Online Library
Surface‐enhanced infrared absorption spectroscopy (SEIRA) has emerged as a powerful
technique for ultrasensitive chemical‐specific analysis. SEIRA can be realized by employing …

Chemical identification of interlayer contaminants within van der Waals heterostructures

JJ Schwartz, HJ Chuang… - … applied materials & …, 2019 - ACS Publications
van der Waals heterostructures (vdWHs) leverage the characteristics of two-dimensional
(2D) material building blocks to create a myriad of structures with unique and desirable …

Tip-enhanced infrared difference-nanospectroscopy of the proton pump activity of bacteriorhodopsin in single purple membrane patches

V Giliberti, R Polito, E Ritter, M Broser, P Hegemann… - Nano …, 2019 - ACS Publications
Photosensitive proteins embedded in the cell membrane (about 5 nm thickness) act as
photoactivated proton pumps, ion gates, enzymes, or more generally, as initiators of stimuli …

[HTML][HTML] Experimental confirmation of long hyperbolic polariton lifetimes in monoisotopic (10B) hexagonal boron nitride at room temperature

G Pavlidis, JJ Schwartz, J Matson, T Folland, S Liu… - APL materials, 2021 - pubs.aip.org
Hyperbolic phonon polaritons (HPhPs) enable strong confinements, low losses, and intrinsic
beam steering capabilities determined by the refractive index anisotropy—providing …

Detection of strong light–matter interaction in a single nanocavity with a thermal transducer

M Malerba, S Sotgiu, A Schirato, L Baldassarre… - ACS …, 2022 - ACS Publications
The concept of strong light–matter coupling has been demonstrated in semiconductor
structures, and it is poised to revolutionize the design and implementation of components …

Mid-infrared photocurrent nano-spectroscopy exploiting the thermoelectric effect in graphene

T Venanzi, V Giliberti, ME Temperini, S Sotgiu… - Applied Physics …, 2023 - pubs.aip.org
We develop a conductive-atomic force microscope coupled to a mid-infrared (IR) quantum
cascade laser that allows to measure mid-IR photocurrent maps and spectra with …

Two-state switchable plasmonic tweezers for dynamic manipulation of nano-objects

GC Messina, X Zambrana-Puyalto, N Maccaferri… - Nanoscale, 2020 - pubs.rsc.org
In this work, we present a plasmonic platform capable of trap** nano-objects in two
different spatial configurations. The switch between the two trap** states, localized on the …