Results 101 to 110 of about 28,714 (230)

Shaping the scientific agenda: Defining and operationalizing brain health in aging

open access: yes
Alzheimer's &Dementia: Behavior &Socioeconomics of Aging, Volume 2, Issue 3, September 2026.
Yen Ying Lim   +4 more
wiley   +1 more source

Can We Constrain Warm Dark Matter Masses with Individual Galaxies?

open access: yesThe Astrophysical Journal
We study the impact of warm dark matter (WDM) mass on the internal properties of individual galaxies using a large suite of 1024 state-of-the-art cosmological hydrodynamic simulations from the DREAMS project.
Shurui Lin   +11 more
doaj   +1 more source

Minimāli pieļaujamā starpkanālu intervāla izpēte kombinētajās WDM sistēmās

open access: yes
Šajā darbā tiek izvērtētas iespējamās kombinētās WDM sistēmas realizācijas, kuru kanālos ar 10 un/vai 40 Gbit/s tiek raidīti dažādi modulēti optiskie signāli.
Bobrovs, Vjačeslavs   +1 more
core  

IP over WDM的演进之路

open access: yesGuangtongxin yanjiu, 2003
Internet流量的指数级增长和波分复用 ( WDM)在传送网中的主导地位 ,使得直接利用 WDM技术承载 IP业务的 IP over WDM光网络成为理想的选择 .通过对其三个发展阶段的介绍和分析 ,文章旨在探讨 IP over WDM光网络的演进思路 .
潘勇, 张民, 叶培大
doaj  

New Galaxy UV Luminosity Constraints on Warm Dark Matter from JWST

open access: yesThe Astrophysical Journal
We exploit the recent James Webb Space Telescope (JWST) determination of galaxy UV luminosity functions over the redshift range z = 9–14.5 to derive constraints on warm dark matter (WDM) models. The delayed structure formations in WDM universes make high-
Bin Liu, Huanyuan Shan, Jiajun Zhang
doaj   +1 more source

Applications of Ring Resonators and fiber delay lines for sensors and WDM Networks [PDF]

open access: yes, 2008
En esta tesis doctoral, se presentan diversas aportaciones científicas en el ámbito de las aplicaciones de la fibra óptica y de las comunicaciones ópticas. En primer lugar, la tesis doctoral describe nuevas técnicas de medida remota y multiplexación en
Montalvo García, Julio
core  

An 8 × 200 Gbps wavelength-division multiplexing transmitter using lithium tantalate

open access: yesPhotoniX
Large-capacity data transmission is increasingly required to meet the growing demands of big data and artificial intelligence applications. Wavelength-division multiplexing (WDM) technology is a reliable method of increasing link capacity by enabling ...
Mingyu Zhu   +10 more
doaj   +1 more source

Spare capacity modelling and its applications in survivable iP-over-optical networks [PDF]

open access: yes, 2006
As the interest in IP-over-optical networks are becoming the preferred core network architecture, survivability has emerged as a major concern for network service providers; a result of the potentially huge traffic volumes that will be supported by ...
Harle, D.A., Al-Barrak, S.
core  

Research of Combined Transmission for High-Speed WDM Systems

open access: yes
The most appropriate realization of combined WDM system configuration for differently modulated optical signals in high speed dense wavelength division multiplexing (DWDM) is ...
Bobrovs, Vjačeslavs   +1 more
core  

21世纪的通信主干:波分复用全光通信网

open access: yesGuangtongxin yanjiu, 1999
全光网络是目前光通信研究的热点。本文首先简要分析了波分复用WDM全光网络的产生原因,接着介绍了WDM全光网络的概念及其优势。之后通过对两个典型的WDM全光试验网的介绍,从一个侧面展示了它的发展现状。最后介绍了ITU-T在WDM全光网络标准化研究方面的最新进展。
刘伟福, 吴志坚
doaj  

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