Results 91 to 100 of about 2,105,521 (205)

In Situ Confocal Raman Mapping Study of a Single Ti-Assisted ZnO Nanowire

open access: yesNanoscale Research Letters, 2009
In this work, we succeeded in preparing in-plane zinc oxide nanowires using a Ti-grid assisted by the chemical vapor deposition method. Optical spatial mapping of the Confocal Raman spectra was used to investigate the phonon and geometric properties of a
Gandhi Ashish   +5 more
doaj   +1 more source

Graphene oxide: Synthesis and laser spectroscopy approach

open access: yesOptical Materials: X
Nanotechnology research offers advancements in materials and industrial uses such as nano-electronics, medical sciences, fuel, biology, and technological innovation.
Diaa Atta   +3 more
doaj   +1 more source

Integrated optical confocal system for Raman spectroscopy

open access: yes, 2010
We have designed a polarization insensitive arrayed-waveguide grating as a wavelength-selective device for Raman spectroscopy of the skin. The integrated spectrometer was characterized. Experimental results are presented and compared with a simulation. We tested our device in a novel confocal arrangement with a similar device that was used for focusing
Ismail, N.   +9 more
openaire   +1 more source

Photon-counting Raman spectroscopy at a MHz spectral rate for biochemical imaging of an entire organism

open access: yesNature Communications
Raman spectroscopy, which probes fine molecular vibrations, is crucial for interpreting covalent bonds, chemical compositions, and other molecular dynamics in mixtures via their vibrational fingerprint signatures.
Sicheng Li   +17 more
doaj   +1 more source

Constructing a Micro-Raman Spectrometer with Industrial-Grade CMOS Camera—High Resolution and Sensitivity at Low Cost

open access: yesPhotonics
Until now, achieving both a high spectral resolution on the order of a few wavenumbers and the highest sensitivity in Raman scattering spectroscopy has required reliance on high-end laboratory instruments. Here, we introduce an innovative yet design-wise
Goran Zgrablić   +3 more
doaj   +1 more source

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