Results 41 to 50 of about 2,093,482 (278)

Two-dimensional imaging of crystal phase and stress component by micro-Raman spectroscope equipped with integral field unit

open access: yesNihon Kikai Gakkai ronbunshu, 2018
Micro-Raman spectroscopy is used to measure phases, stresses and strains in microstructures comprising semiconductor materials, such as Si. However, the two-dimensional Raman imaging techniques for directly observing phases and measuring stresses and ...
Tatsuhiro YAMADA   +2 more
doaj   +1 more source

Surface-enhanced Raman nanoparticles for tumor theranostics applications

open access: yesActa Pharmaceutica Sinica B, 2018
Raman spectroscopy, amplified by surface-enhanced Raman scattering (SERS) nanoparticles, can provide an in vivo imaging modality due to its high molecular specificity, high sensitivity, and negligible autofluorescence.
Yangyang Li   +5 more
doaj   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Deuterium Raman imaging for lipid analysis

open access: yesCurrent Opinion in Chemical Biology, 2022
Raman microscopy has been used to deduce information about the distributions of endogenous biomolecules without exogenous labeling. Several functional groups, such as alkynes (CC), nitriles (CN), and carbon-deuterium (C-D) bonds, have been employed in recent years as Raman tags to detect target molecules in cells. In this article, we review some recent
Syusuke Egoshi   +2 more
openaire   +2 more sources

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

open access: yesFEBS 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   +2 more
wiley   +1 more source

Identification of microplastic fibres released from COVID-19 test swabs with Raman imaging

open access: yesEnvironmental Sciences Europe, 2023
Background COVID-19 pandemic is not yet over, and it has been generating lots of plastic wastes that become a big concern. To catch the virus, for example, no matter via antigen or PCR test, swab is generally used for sampling.
Cheng Fang   +3 more
doaj   +1 more source

Development of a Disease Activity Index for the Assessment of VEXAS Syndrome (VEXAS‐DAI)

open access: yesArthritis Care &Research, EarlyView.
Objective Vacuoles, E1 enzyme, X‐linked, autoinflammatory, somatic syndrome (VEXAS) syndrome is characterized by a complex spectrum of inflammatory and hematologic manifestations. Clinical research to identify effective therapies is urgently needed but is hindered by the lack of validated outcome measures.
Kevin Byram   +25 more
wiley   +1 more source

Wide Field Spectral Imaging with Shifted Excitation Raman Difference Spectroscopy Using the Nod and Shuffle Technique

open access: yesSensors, 2020
Wide field Raman imaging using the integral field spectroscopy approach was used as a fast, one shot imaging method for the simultaneous collection of all spectra composing a Raman image.
Florian Korinth   +12 more
doaj   +1 more source

SEM–Raman image cytometry of cells

open access: yesThe Analyst, 2018
Hybrid SEM–Raman microscopy to distinguish individual human cells.
A. Enciso-Martinez   +4 more
openaire   +2 more sources

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

open access: yesAdvanced 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   +3 more
wiley   +1 more source

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