Results 91 to 100 of about 2,957,238 (360)

The cytoskeletal control of B cell receptor and integrin signaling in normal B cells and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
In lymphoid organs, antigen recognition and B cell receptor signaling rely on integrins and the cytoskeleton. Integrins act as mechanoreceptors, couple B cell receptor activation to cytoskeletal remodeling, and support immune synapse formation as well as antigen extraction.
Abhishek Pethe, Tanja Nicole Hartmann
wiley   +1 more source

Tuning Dielectric Loss of SiO2@CNTs for Electromagnetic Wave Absorption

open access: yesNanomaterials, 2021
We developed a simple method to fabricate SiO2-sphere-supported N-doped CNTs (NCNTs) for electromagnetic wave (EMW) absorption. EMW absorption was tuned by adsorption of the organic agent on the precursor of the catalysts.
Fenghui Cao   +7 more
doaj   +1 more source

Integrated scalable metalens array for optical addressing [PDF]

open access: yesarXiv, 2021
The scalability of optical addressing is one of the key challenges for the large-scale trapped-ion quantum computing (QC). Metasurfaces is a promising solution due to excellent optical performance, integration, and miniaturization. Here, we propose and numerically demonstrate a design of integrated scalable metalens array (ISMA) working in the UV 350nm
arxiv  

Micro‐Optics 3D Printed via Multi‐Photon Laser Lithography

open access: yesAdvanced Optical Materials, 2022
The field of 3D micro‐optics is rapidly expanding, and essential advances in femtosecond laser direct‐write 3D multi‐photon lithography (MPL, also known as two‐photon or multi‐photon polymerization) are being made. Micro‐optics realized via MPL emerged a
D. Gonzalez-Hernandez   +4 more
semanticscholar   +1 more source

Targeting rapid TKI‐induced AXL upregulation overcomes adaptive ERK reactivation and exerts antileukemic effects in FLT3/ITD acute myeloid leukemia

open access: yesMolecular Oncology, EarlyView.
Adaptive ERK reactivation hinders FLT3 tyrosine kinase inhibitor (TKI) treatment in FLT3/ITD acute myeloid leukemia. Here, we report that FLT3 TKI treatment rapidly induces AXL expression and upregulation that is temporally associated with the adaptive ERK reactivation.
Tessa S. Seale   +9 more
wiley   +1 more source

Influence of Bubble Deformation on the Signal Characteristics Generated Using an Optical Fiber Gas–liquid Two-Phase Flow Sensor

open access: yesSensors, 2021
The use of optical fiber probe in two-phase flow measurements is very frequently encountered, especially in the applications of chemical engineering and petroleum industries.
Yu Ma   +4 more
doaj   +1 more source

Nanoimprint of a 3D structure on an optical fiber for light wavefront manipulation [PDF]

open access: yes, 2016
Integration of complex photonic structures onto optical fiber facets enables powerful platforms with unprecedented optical functionalities. Conventional nanofabrication technologies, however, do not permit viable integration of complex photonic devices onto optical fibers owing to their low throughput and high cost.
arxiv   +1 more source

Sub-wavelength grating components for integrated optics applications on SOI chips.

open access: yesOptics Express, 2014
In this paper we demonstrate silicon on insulator (SOI) sub-wavelength grating (SWG) optical components for integrated optics and sensing. Light propagation in SWG devices is studied and realized with no cladding on top of the waveguide.
V. Donzella   +5 more
semanticscholar   +1 more source

Fully integrated optical polarimeter [PDF]

open access: yesSensors and Actuators B: Chemical, 2002
A fully integrated optical (IO) polarimeter is presented, in which all purely optical functionalities are implemented in an IO circuit. This way, using IO polarisation converters, splitters, polarisers and sensing functions, a small and robust sensor is obtained.
T.M. Koster, Paul Lambeck
openaire   +4 more sources

Addressing persistent challenges in digital image analysis of cancer tissue: resources developed from a hackathon

open access: yesMolecular Oncology, EarlyView.
Large multidimensional digital images of cancer tissue are becoming prolific, but many challenges exist to automatically extract relevant information from them using computational tools. We describe publicly available resources that have been developed jointly by expert and non‐expert computational biologists working together during a virtual hackathon
Sandhya Prabhakaran   +16 more
wiley   +1 more source

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