Results 11 to 20 of about 1,058,891 (298)

Engineering implementation of permanent magnet uniform spreading system for 3 MeV electron beam accelerator

open access: yesNuclear Engineering and Technology
Electron radiation technology, a significant application of non-power civil nuclear technology, opens up various research opportunities for electron beam accelerators as radiation sources.
Zijian Zhou   +6 more
doaj   +2 more sources

On the analysis of switched-beam antennas for the W-CDMA downlink [PDF]

open access: yes, 2004
Smart antennas are widely recognized as an enabling technology for addressing the demand of future wireless network capacity when employed in place of traditional fixed-coverage sector antennas.
Beach, Mark   +5 more
core   +1 more source

Studies of novel beam shapes and applications to optical manipulation [PDF]

open access: yes, 2011
Electronic redacted version excludes material for which permission has not been granted by the rights holderIn this thesis an investigation into novel beams and optical manipulation is presented.
Morris, Jill E.
core   +2 more sources

Voltage-induced spreading and superspreading of liquids [PDF]

open access: yes, 2013
The ability to quickly spread a liquid across a surface and form a film is fundamental for a diverse range of technological processes, including printing, painting and spraying.
Sampara, Naresh   +2 more
core   +1 more source

Adaptive Differential Space-Time-Spreading-Assisted Turbo-Detected Sphere Packing Modulation [PDF]

open access: yes, 2007
In this contribution a novel adaptive differential space-time spreading assisted turbo detected sphere packingmodulation scheme is proposed for improving the achievable throughput of code division multiple access (CDMA) systems.
El-Hajjar, M   +5 more
core   +2 more sources

Random pulse source with the temporal multi-complex degree of coherence

open access: yesResults in Physics, 2023
Based on the coherence theory, the non-stationary optical fields with the complex degree of coherence (CDOC) are expanded from stationary fields, and random pulse sources with temporal multi-complex degree of coherence (TMCDOC) is introduced. Theoretical
Zhenhua Du, Huilong Liu
doaj   +1 more source

Numerical simulation of spreading drops [PDF]

open access: yes, 2013
We consider a liquid drop that spreads on a wettable surface. Different time evolutions have been observed for the base radius r depending of the relative role played by inertia, viscosity, surface tension and the wetting condition. Numerical simulations
Maglio, Marco, Legendre, Dominique
core   +1 more source

Beam spreading and spatial resolution in thick organic specimens [PDF]

open access: yesUltramicroscopy, 2006
Extended abstract of a paper presented at Microscopy and Microanalysis 2006 in Chicago, Illinois, USA, July 30 – August 3 ...
Jerome K, Hyun   +2 more
openaire   +2 more sources

Accurate measurement of uncorrelated energy spread in electron beam [PDF]

open access: yesPhysical Review Accelerators and Beams, 2021
Physical review accelerators and beams 24(6), 064201 (2021).
Sergey Tomin   +4 more
openaire   +4 more sources

Downlink Steered Space-Time Spreading For Multi-Carrier Transmission Over Frequency Selective Channels [PDF]

open access: yes, 2008
This paper presents a novel amalgam of Steered Space-Time Spreading (SSTS) and Orthogonal Frequency Division Multiple Access (OFDMA) designed for attaining both spatial diversity gain and beamforming gain for transmission over OFDM-symbol-invariant ...
Mohammed El-Hajjar   +5 more
core   +2 more sources

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