Results 151 to 160 of about 2,018 (250)

FOA Lecture 24: Copper, Fiber or Wireless?

open access: yes, 2011
This is Lecture 24 in the Fiber Optics Association's series on fiber optics. One of the most common questions is: "Should my communications system use fiber or copper - or wireless?" Fiber has been the clear winner in long distance ...

core  

Structure‐Controlled Cyclopentadithiophene Derived Non‐Fullerene Acceptors for Efficient Near‐Infrared Organic Photodetectors

open access: yesSmall, EarlyView.
This work demonstrates high‐performance solution‐processed NIR OPDs using DTP‐ and DTTP‐based NFAs (OC and SC), where donor‐core engineering enables tunable absorption and balanced optoelectronic properties; notably, DTP‐based devices achieve broad NIR response, low dark current, and high detectivity, highlighting their potential for advanced NIR ...
Jong‐Woon Ha   +11 more
wiley   +1 more source

GOVERNING THE CLOUD: Infrastructural Statecraft and the Political Ecology of Digital Expansion in Oregon

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Oregon's wave of data center and semiconductor projects shows how cloud capitalism reorganizes resource systems and territorial governance. Examining Amazon, Google, and Intel, the article traces how fiscal incentives, utility programs, and land‐use instruments are recalibrated to secure hyperscale loads.
Justin Kollar
wiley   +1 more source

Unpacking China's Digital Ascent in the Global South: The Case of Huawei in North Africa

open access: yesGlobal Policy, EarlyView.
ABSTRACT Despite frequent concerns in Western policy and media circles about the risks of using Chinese telecommunications suppliers, firms like Huawei have encountered little resistance from governments or citizens in the Global South. Empirical research explaining this acceptance remains limited.
Tin Hinane El Kadi
wiley   +1 more source

Market expansion and litigation deterrence effects of patents: Evidence from Chinese exporters

open access: yesCanadian Journal of Economics/Revue canadienne d'économique, EarlyView.
Abstract China's overseas patents grew rapidly in the past two decades at the same time as China became the world's largest exporter of merchandise goods. This paper investigates the effects of overseas patents on the volume and prices of Chinese firms' exports. We consider two channels.
Xinghua Deng, Ran Jing, John Ries
wiley   +1 more source

Advances in Beyond 100 Gbit/s Fiber-Wireless Integrated Transmission Technology

open access: yesGuangtongxin yanjiu
The deep integration of optical fiber communications and high-capacity, high-frequency wireless communications is a core technology for the future 6th Generation Mobile Communication (6G).
GAO Shuang, ZHANG Jiao, ZHU Min
doaj  

Knowledge Will Always Get through: Inventors, International Networks, and Flows of Technological Knowledge between Britain and the United States in the Interwar Deglobalization Period

open access: yesJournal of Management Studies, EarlyView.
Abstract Researchers have highlighted that institutional contexts affect the transnational diffusion of knowledge. However, the influence of institutions on the flow of knowledge through cross‐national networks remains under‐theorized, limiting our understanding of the dynamics of knowledge creation and the factors that may hinder it.
Anna Spadavecchia
wiley   +1 more source

Allocation of Orbit and Spectrum Resources for Regional Communications: What's at Stake? [PDF]

open access: yes
Contentious debate surrounds allocation of the geostationary orbit and electromagnetic spectrum, two resources used by communications satellites. An extensive economics literature alleges that the nonmarket administrative allocative procedures now in ...
Macauley, Molly
core  

Chapter 8: Fiber Bragg Grating Technology for New Generation Optical Access Systems

open access: yes
Applications of both short-and long-period fiber gratings are very diverse, especially the ones related to the optical communications and the optical fiber sensing.
Bobrovs, Vjačeslavs   +3 more
core  

Singularity analysis and integrability for a HNLS equation governing pulse propagation in a generic fiber optics

open access: yes, 2006
Taking into account many developments in fiber optics communications, we propose a higher nonlinear Schrödinger equation (HNLS) with variable coefficients, more general than that in [R. Essiambre, G.P. Agrawal, Opt. Commun.
SCIACCA, Michele, BRUGARINO, Tommaso
core  

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