Results 111 to 120 of about 114,153 (288)

100 Gb/s optical computer interconnect [PDF]

open access: yes, 1999
An experimental demonstration of an error free 100Gbit/s optical time division multiplexing (OTDM) broadcast star computer interconnect is presented. A highly scalable novel node design provides rapid inter-channel switching capability on the order of ...
Glesk, Ivan   +3 more
core   +2 more sources

Dual‐Metasurface‐Integrated Fiber Array for Bidirectional Cylindrical‐Vector‐Beam Multiplexed Communication Using Off‐Axis Spatial Manipulation

open access: yesLaser &Photonics Reviews, EarlyView.
A dual‐layer metasurface is integrated on a fiber‐array facet to realize compact, plug‐and‐play free‐space optical links with cylindrical vector beam (CVB) space‐division multiplexing. An optimized off‐axis collimation layer steers multiple channels, while a Dammann vortex layer performs polarization–topology conversion for bidirectional CVB (de ...
Xipeng Lu   +6 more
wiley   +1 more source

Rupture spontanée de la rate chez un enfant

open access: yesThe Pan African Medical Journal, 2019
Les ruptures non traumatiques ou spontanées de la rate (RNTR) sont des entités rares mais potentiellement mortelles. La mortalité de cette affection est essentiellement liée au retard diagnostique et thérapeutique, ainsi qu'aux risques liés au terrain et
Charifa Rachidi Alaoui   +4 more
doaj   +1 more source

Conjugation‐Length Dependent Interplay Between Charge Transfer and Locally Excited States in Sequence‐Defined Donor–Acceptor Substituted Oligo(Phenylene Ethynylene)s

open access: yesMacromolecular Rapid Communications, EarlyView.
Iterative synthesis gives access to sequence‐defined oligo(para‐phenylene ethynylene)s, bridging donor and acceptor units through stepwise extension of the conjugated backbone. Accurate length control enables systematic structure‐property relationship investigations across absorption, emission, and excited‐state dynamics.
Qianyu Cai   +6 more
wiley   +1 more source

Imagerie de la cellulite orbitaire chez l'enfant: à propos de 56 cas

open access: yesThe Pan African Medical Journal, 2018
Les cellulites orbitaires de l'enfant sont rares mais potentiellement graves, le diagnostic est principalement basé sur l'examen clinique et l'imagerie (tomodensitométrie ou IRM).
Dounia Basraoui   +2 more
doaj   +1 more source

Analytical Approaches to Address Challenges in the Analysis of Cannabinoids in Vascular Matrices Using Mass Spectrometry

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Phytocannabinoids are bioactive metabolites derived from the Cannabis sativa plant. They have garnered attention due to their recreational uses and therapeutic potential. Although various analytical strategies have been employed for their analysis, mass spectrometry (MS) coupled to chromatographic separation is superior due to its sensitivity ...
Radwa Mahmoud   +2 more
wiley   +1 more source

Incorporating TDM into the Land Development Process

open access: yes, 2005
Due to unfamiliarity with the plans, processes and procedures of the local government land development process, transportation demand management (TDM) professionals can be frustrated in their efforts to improve mobility and reduce traffic congestion ...
Hendricks, Sara J   +2 more
core   +2 more sources

Les ostéochondromes: aspects clinico-radiologiques, à propos de 12 cas

open access: yesThe Pan African Medical Journal, 2016
L'ostéochondrome est l'des tumeurs osseuses bénignes les plus fréquentes des membres. A travers une série de 12 observations d'ostéochondromes, les auteurs ont prélevés leurs aspects clinico-radiologiques et proposent une revue de la littérature à propos
Moulay Youssef Alaoui Lamrani   +4 more
doaj   +1 more source

Ion Activation Methods for Top‐Down Proteomics

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Mass spectrometry (MS) has emerged as a premier method used to characterize the sequences of proteins. Top‐down proteomics aims to capture the multiple sources of structural diversity reflected in proteins, such as those that arise from alternative RNA splicing events or the addition of post‐translational modifications. Tandem MS (i.e., MS/MS)
Jada N. Walker, Jennifer S. Brodbelt
wiley   +1 more source

Recent Advances in Top‐Down Proteomics for Single‐Cell Research

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Individual cells have distinctive molecular characteristics, including biologically relevant proteoforms. Although single‐cell (SC) molecular omics offer unprecedented insights into cellular heterogeneity and function, the characterization of proteoforms in SCs remains an uncharted territory.
Jake A. Melby, Pei Su, Fabio P. Gomes
wiley   +1 more source

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