Results 11 to 20 of about 4,722,607 (293)

Power Beaming Providing a Space Power Infrastructure [PDF]

open access: yesSAE Technical Paper Series, 1992
This study, based on two levels of technology, applies the power beaming concept to four planned satellite constellations. The analysis shows that with currently available technology, power beaming can provide mass savings to constellations in orbits ...
Bamberger, J. A., Coomes, E. P.
core   +4 more sources

FEL options for power beaming [PDF]

open access: yesNuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 1997
The demand for the output power of communication satellites has been increasing exponentially. The satellite power is generated from solar panels which collect the sunlight and convert it to electrical power. The power per satellite is limited due to the
Kim, K J   +11 more
core   +5 more sources

Orbital and RF Power Beaming Analysis for Space-Based Solar Power Systems

open access: yesEnergies
Space-based solar (SBS) has the potential to provide spacecraft-to-spacecraft power transmission, powering space-based computers serving artificial intelligence, and contribute to addressing terrestrial solar resource intermittency. This paper identified
Anthony Peters   +2 more
doaj   +2 more sources

Clojerl: the expressive power of Clojure on the BEAM [PDF]

open access: yesProceedings of the 19th ACM SIGPLAN International Workshop on Erlang, 2020
The development of new features and approaches in programming languages is a continuous and never-ending task, as languages are ultimately tools for expressing and solving problems. The past decade has seen a surge in languages implemented for the BEAM as part of a search to combine the fault-tolerance and scalability of the BEAM with a set of desired ...
Juan Facorro, Natalia Chechina
openaire   +2 more sources

Adjoint-optimized nanoscale light extractor for nitrogen-vacancy centers in diamond

open access: yesNanophotonics, 2020
We designed a nanoscale light extractor (NLE) for the efficient outcoupling and beaming of broadband light emitted by shallow, negatively charged nitrogen-vacancy (NV) centers in bulk diamond.
Wambold Raymond A.   +9 more
doaj   +1 more source

Power Beaming Validation for Space-Based Solar Cells: Survey of Laser Power Beaming Experiments [PDF]

open access: yes, 2020
Initially, the goal of this project was to conduct an experiment using a triple junction solar cell and three LEDs of different wavelengths to attempt to replicate simulation research that predicted a laser power beaming efficiency of 51.15 %. This paper
Hurt, Kane, Kang, Jin, Sanders, Michael
core   +1 more source

High power beam at SLAC [PDF]

open access: yesPACS2001. Proceedings of the 2001 Particle Accelerator Conference (Cat. No.01CH37268), 2002
The fixed target experiment E-158 has been running with an electron beam close to the highest possible charge and energy available at the Stanford Linear Accelerator Center (SLAC). A charge of 2.5/spl middot/10/sup 11/ electrons per pulse at 45 GeV and 30 Hz was routinely delivered for the E-158 commissioning run in April and May, 2001.
F.-J. Decker   +8 more
openaire   +2 more sources

Scalable, High-Sensitivity X-Band Rectenna Array for the Demonstration of Space-to-Earth Power Beaming

open access: yesIEEE Access, 2021
This paper presents a large, modular X-band rectenna array developed for the planned demonstration of a space-to-Earth power beaming link operating at 10 GHz. The array is composed of 16 tiles assembled into a panel greater than 1 m x 1 m in size.
Brian B. Tierney   +3 more
doaj   +1 more source

The Radio Structure of the γ-Ray Narrow-line Seyfert 1 Galaxy SDSS J211852.96-073227.5

open access: yesThe Astrophysical Journal, 2023
The γ -ray narrow-line Seyfert 1 (NLS1) galaxies can be considered to be the third class of γ -ray active galactic nuclei possessing relativistic jets. In this paper, we present multi-band high-resolution Very Long Baseline Array (VLBA) images of the γ ...
Xi Shao   +6 more
doaj   +1 more source

Two-Beam Emitting Via a Single Subwavelength Metal Slit Surrounded by Mixed-Period Dielectric Grooves

open access: yesIEEE Photonics Journal, 2013
We use mixed-period dielectric grooves to surround a single metal slit to realize two-beam nonsymmetrical and symmetrical emitting for the transmitted light emerged from the subwavelength slit.
Ying-jie Su, Hung-chun Chang
doaj   +1 more source

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