Results 201 to 210 of about 140,939 (365)

Rapid Detection of Foodborne Pathogenic Microorganisms Based on Recombinase Polymerase Amplification and Lateral Chromatography Microfluidic Chip Technology

open access: yesiLABMED, EarlyView.
This study designed a microfluidic chip integrating recombinase polymerase amplification (RPA) and colloidal gold lateral chromatography for the visual detection of three high‐risk foodborne pathogens. This portable microfluidic chip‐based approach enables on‐site detection of foodborne pathogens with high specificity, reproducibility, and stability ...
Xiaomei Yu   +6 more
wiley   +1 more source

Delineation of gastrointestinal tumors biopsies using a fluorescence lifetime imaging optical fiber probe

open access: yesJournal of Biophotonics, EarlyView.
The efficient discrimination of a hepatic cancer lesion and its surgical margin using autofluorescence lifetime imaging is presented. White light image of the specimen on the left and the augmented image with fluorescence lifetime data on the right.
D. Suraci   +9 more
wiley   +1 more source

Fluorescence Lifetime Imaging Techniques—A Review on Principles, Applications and Clinical Relevance

open access: yesJournal of Biophotonics, EarlyView.
This article gives an overview of the most frequently used fluorescence‐lifetime imaging (FLIM) techniques, their capabilities and typical applications in biology and clinical studies. ABSTRACT This article gives an overview of the most frequently used fluorescence‐lifetime imaging (FLIM) techniques, their capabilities, and typical applications ...
V. I. Shcheslavskiy   +5 more
wiley   +1 more source

Thermo‐Optically Tunable Mid‐Infrared Bandpass Filters Comprising Ultra‐Thin Silicon‐on‐Sapphire Metasurfaces

open access: yesLaser &Photonics Reviews, EarlyView.
Ultra‐thin, tunable bandpass filters are a pathway to realizing mid‐infrared spectrometers that are compact, low power, and performant. The authors elicit 141 nanometres of passband tunability in the mid‐infrared in silicon on sapphire zero‐contrast gratings by exploiting silicon's high thermo‐optic coefficient.
Benjamin J. Russell   +3 more
wiley   +1 more source

Polarization‐Independent Complex Bragg Grating Filters on Silicon Nitride

open access: yesLaser &Photonics Reviews, EarlyView.
This work demonstrates multi‐band polarization‐insensitive optical filters on the 400‐nm thick silicon nitride platform, complying with the LAN‐WDM standard. The filters are based on cladding‐modulated Bragg gratings with judiciously designed grating dimensions.
Alejandro Fernández‐Hinestrosa   +7 more
wiley   +1 more source

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