Results 201 to 210 of about 290 (259)

Supercritical Angle Fluorescence and Raman Techniques in Biophotonics

open access: yesLaser &Photonics Reviews, Volume 20, Issue 15, 7 August 2026.
Supercritical angle fluorescence (SAF) microscopy and supercritical angle Raman (SAR) spectroscopy have emerged as powerful tools in the field of biophotonics, enabling high‐resolution imaging and spectroscopy of biological specimens near interfaces. This review article provides a comprehensive overview of the principles, techniques, applications, and ...
Subir Das   +2 more
wiley   +1 more source

Simulating federated learning for steatosis detection using ultrasound images. [PDF]

open access: yesSci Rep
Qi Y   +10 more
europepmc   +1 more source

Blue stragglers en cúmulos abiertos

open access: yes, 1992
A review of the observational features of blue stragglers (BS) and their possible interpretations are presented. The binary hypothesis has been investigated by means of photometric UBV observations of 48 BS in old and intermediate age open clusters. One variable star has been found in NGC 2354, which resulted in a Beta Lyrae - type eclipsing binary ...
openaire   +1 more source

Advances in Position‐Momentum Entanglement: A Versatile Tool for Quantum Technologies

open access: yesLaser &Photonics Reviews, Volume 20, Issue 15, 7 August 2026.
Position–momentum entanglement constitutes a high‐dimensional continuous‐variable resource in quantum optics. Recent advances in its generation, characterization, and control are reviewed, with emphasis on spontaneous parametric down‐conversion and modern measurement techniques.
Satyajeet Patil   +6 more
wiley   +1 more source

A Stopped‐Flow Instrument for Millisecond Timescale Reaction Monitoring on a Standard NMR Spectrometer

open access: yesMagnetic Resonance in Chemistry, Volume 64, Issue 8, Page 711-728, August 2026.
A new stopped‐flow instrument allows kinetic measurements of reactions 10 milliseconds after initiating them by mixing in a flow cell inserted into a standard NMR probe and spectrometer. High‐speed video, pressure and NMR line‐shape data are used to characterise mixing and stopping, and a protodeboronation reaction with a 5‐millisecond half‐life used ...
Andrew M. R. Hall   +6 more
wiley   +1 more source

CoCryoViS: Collaborative online cryo‐electron tomography visualization system

open access: yesProtein Science, Volume 35, Issue 8, August 2026.
Abstract We present a collaborative, interactive, web‐based visualization and processing system for Cryo‐Electron Tomography (cryo‐ET) data that supports the complete workflow, from raw tilt‐series projections to final 3D segmentations. The system integrates tilt‐series alignment, motion correction, tomographic reconstruction, manual and pseudo ...
Omar Mena   +8 more
wiley   +1 more source

Shape of a slowly rotating star measured by asteroseismology. [PDF]

open access: yesSci Adv, 2016
Gizon L   +8 more
europepmc   +1 more source

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