Results 101 to 110 of about 4,419,608 (325)

Coherent control of light interaction with graphene

open access: yes, 2014
We report the experimental observation of all-optical modulation of light in a graphene film. The graphene film is scanned across a standing wave formed by two counter-propagating laser beams in a Sagnac interferometer.
Faccio, Daniele   +4 more
core   +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

CONTENTION RESOLUTION IN OPTICAL BURST SWITCHES USING FIBER DELAY LINE BUFFERS [PDF]

open access: yesJournal of Engineering Science and Technology, 2017
Optical burst switching (OBS) is a circuit switching paradigm that provides very high throughput with reasonable delay. In OBS, the data burst size is not uniform and can be of any length.
SHIVANGI DUBEY   +2 more
doaj  

Evolutionarily divergent DUF4465 domains have a common vitamin B12‐binding function

open access: yesFEBS Open Bio, EarlyView.
We show that DUF4465 family proteins, widespread across bacteria from gut microbiomes, hydrothermal vents, and soil, share a common vitamin B12‐binding function. These augmented β‐jellyroll proteins bind vitamin B12 via extended loops. Our findings establish sequence‐diverse DUF4465 proteins as a widespread class of B12‐binding proteins, highlighting ...
Charlea Clarke   +4 more
wiley   +1 more source

2×2 Microfluidic Optical Switch with Ferromagnetic Fluid Drive

open access: yesGuangtongxin yanjiu
【Objective】Common optical switches are usually polarization sensitive or have complex structures, the article proposes a 2×2 microfluidic optical switch.【Methods】The optical switch proposed in this article employs a waveguide structure.
SHI Zheng   +4 more
doaj  

Rearrangeable-Nonblocking Five-Port Silicon Optical Switch for 2-D-Mesh Network on Chip

open access: yesIEEE Photonics Journal, 2018
We propose and experimentally demonstrate a five-port silicon optical switch based on the optimized Spanke–Beneš structure for 2-D-mesh network on chip.
Ting Zhou   +6 more
doaj   +1 more source

Visual Recovery Reflects Cortical MeCP2 Sensitivity in Rett Syndrome

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Rett syndrome (RTT) is a devastating neurodevelopmental disorder with developmental regression affecting motor, sensory, and cognitive functions. Sensory disruptions contribute to the complex behavioral and cognitive difficulties and represent an important target for therapeutic interventions.
Alex Joseph Simon   +12 more
wiley   +1 more source

The switching of optoelectronics to full optical computing operations based on nonlinear metamaterials

open access: yesResults in Physics, 2019
The recent progress in optical computing outlines the fact that electronic computing has almost failed to cope with the international optical computation and communication traffic demand.
Ahmed Nabih Zaki Rashed   +4 more
doaj   +1 more source

Network Localization of Fatigue in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Fatigue is among the most common symptoms and one of the main factors determining the quality of life in multiple sclerosis (MS). However, the neurobiological mechanisms underlying fatigue are not fully understood. Here we studied lesion locations and their connections in individuals with MS, aiming to identify brain networks ...
Olli Likitalo   +12 more
wiley   +1 more source

Polarisation-independent optical switch with cascaded optical switch matrices

open access: yesElectronics Letters, 1988
We propose a new approach to achieve polarisationindependence and demonstrate the operation of a 2 × 2 switch. This method uses optical switch matrices cascaded in tandem configurations. With this approach, switching voltage is determined only by the strongest electro-optic effect.
H. Okayama   +3 more
openaire   +1 more source

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