Results 21 to 30 of about 93,620 (314)

Advanced methods for enhanced sensing in biomedical Raman spectroscopy

, 2015
Raman spectroscopy is a powerful tool in the field of biomedicine for disease diagnosis owing to its potential to provide the molecular fingerprint of biological samples.
Balagopal, Bavishna
core   +1 more source

Tunable fractional-order photonic differentiator based on the inverse Raman scattering in a silicon microring resonator [PDF]

, 2015
A novel photonic fractional-order temporal differentiator is proposed based on the inverse Raman scattering (IRS) in the side-coupled silicon microring resonator.
Wu, Q, Yu, CX, Yu, Chongxiu, Farrell, G, Jin, BY, Li, Feng, Yan, Binbin, Wang, KR, Yan, BB, Yuan, Jinhui, Li, F, Jin, Boyuan, Sang, XZ, Wu, Qiang, Yuan, JH, Wai, Ping-kong Alexander, Wai, PKA, Wang, Kuiru, Farrell, Gerald, Sang, Xinzhu   +19 more
core   +1 more source

Integrated waveguide and nanostructured sensor platform for surface-enhanced Raman spectroscopy

, 2014
Limitations of current sensors include large dimensions, sometimes limited sensitivity and inherent single-parameter measurement capability. Surface-enhanced Raman spectroscopy can be utilized for environment and pharmaceutical applications with the ...
Pollard, M., Kalsi, S., Oo, Swe Zin, Pearce, S., Chen, R., Charlton, M.D.B   +5 more
core   +1 more source

Differentiation of Lipsticks by Raman Spectroscopy [PDF]

, 2012
Dispersive Raman spectra have been obtained using a Raman microscope and an excitation wavelength of 632.8 nm from 69 lipsticks of various colours and from a range of manufacturers without any pre-treatment of the samples.
Salahioglu, Fatma, Went, Michael J.
core   +1 more source

Coherent Anti-Stokes Hyper-Raman Spectroscopy

Nature Communications
Coherent Raman scattering spectroscopies have been established as a powerful tool for investigating molecular systems with high chemical specificity. The existing coherent Raman scattering techniques detect only Raman active modes, which are a part of ...
Kazuki Inoue, Masanari Okuno
doaj   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

FEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová, Grigorii Rakhalskii, Miroslav Almáši   +2 more
wiley   +1 more source

Cavity-enhanced Raman microscopy of individual carbon nanotubes

Nature Communications, 2016
Enhancement techniques are a viable route to improve the intrinsically weak Raman scattering intensity. Here the authors demonstrate Purcell enhancement of Raman scattering in a tunable, high-finesse microcavity and use it for Raman imaging of individual
Thomas Hümmer, Jonathan Noe, Matthias S. Hofmann, Theodor W. Hänsch, Alexander Högele, David Hunger   +5 more
doaj   +1 more source

Forensic applications of raman spectroscopy [PDF]

, 2002
The forensic applications of Raman spectroscopy have been explored and extended using the development of novel sampling techniques and task-specific instrumentation described in this thesis.
Thomson, Grant
core  

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

Advanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich, Lenka Kunčická, Pavel Czernek, Zifan Wang   +3 more
wiley   +1 more source

Characterization of Multi-Pass Enhanced Raman Spectroscopy for Gaseous Measurement

Analytica
With the rise in global temperatures, it is of great significance to achieve rapid and accurate detection of greenhouse gases, such as carbon dioxide and methane.
Miao Fan, Huinan Yang, Jun Chen
doaj   +1 more source