On-the-fly Raman microscopy guaranteeing the accuracy of discrimination

K Tabata, H Kawagoe, JN Taylor… - Proceedings of the …, 2024 - National Acad Sciences
Accelerating the measurement for discrimination of samples, such as classification of cell
phenotype, is crucial when faced with significant time and cost constraints. Spontaneous …

Optical time-resolved microscopy on few-atoms-thick materials

A Mermoul, I Ruzankina, C Giannetti… - The Journal of …, 2024 - ACS Publications
In the past decade, the emergence of ultrathin 2D films consisting of only a few atomic layers
deposited on various substrates sparked new ideas and research. This Perspective provides …

Multimodal HSI Combined with Multiblock Data Fusion: A New Tool for the Study of Time-Dependent Alteration Processes in Dyed Textiles

Z Li, A Candeo, E Catelli, M Ghirardello… - Analytical …, 2024 - ACS Publications
The present study describes an innovative approach for the study of time-dependent
alteration processes. It combines an advanced hyperspectral imaging (HSI) system, to …

[HTML][HTML] Dual picosecond fast tunable optical parametric amplifier laser system for wide-field nonlinear optical microscopy

F Vernuccio, A Benachir, EM Fantuzzi, B Morel, S Bux… - APL Photonics, 2024 - pubs.aip.org
In the last decades, nonlinear optical microscopy techniques, such as two-Photon Excited
Fluorescence (2PEF), Sum Frequency Generation (SFG), and Hyperspectral Coherent Anti …

[HTML][HTML] A versatile Raman setup with time-gating and fast wide-field imaging capabilities

BJA Mooij, RW Schmidt, WAJ Vijvers… - Spectrochimica Acta Part A …, 2024 - Elsevier
Raman spectroscopy is a well-established method for chemical identification, with a wide
variety of applications. The two major limitations are that fluorescence can hamper detection …

Enhancing hyperspectral imaging through macro and multi-modal capabilities

B Ardini, M Corti, M Ghirardello… - Journal of Physics …, 2024 - iopscience.iop.org
Hyperspectral imaging (HSI) has emerged as an effective tool to obtain spatially resolved
spectral information of artworks by combining optical imaging with spectroscopy. This …

Raman spectroscopy by a detector-noise-limited birefringent wedge-based Fourier transform spectrometer

R Lyu, Z Wang, A Neogi - Optics and Lasers in Engineering, 2024 - Elsevier
The development of the Fourier transform (FT) Raman spectrometer is limited by its inherent
mechanism that FT Raman are generally less sensitive than grating-based ones in the …

Inline-delay Fourier transform imaging spectrometer for mid-IR ultrashort pulses

DN Purschke, A Korobenko, A Staudte, AY Naumov… - Optics …, 2024 - opg.optica.org
An inline-delay Fourier transform imaging spectrometer (iFTIS) is used to measure
spatiospectral coupling in a mid-infrared (mid-IR) optical parametric amplifier (OPA). The …

Generation of interferometrically stable pulse pairs from a free-electron laser using a birefringent interferometer

B Ardini, F Richter, L Uboldi… - Journal of Physics B …, 2024 - iopscience.iop.org
We present a compact, intrinsically stable common path interferometer for the seeding of
free-electron lasers (FELs). The interferometer can handle the required ultraviolet seed …

Integrating multimodal raman and photoluminescence microscopy with enhanced insights through multivariate analysis

A Di Benedetto, P Pozzi, G Valentini… - Journal of Physics …, 2024 - iopscience.iop.org
This paper introduces a novel multimodal optical microscope, integrating Raman and laser-
induced photoluminescence spectroscopy for the analysis of micro-samples relevant in …