Results 11 to 20 of about 2,304,915 (126)

New Algebraic Quantum Many-body Problems [PDF]

open access: yes, 2000
We develop a systematic procedure for constructing quantum many-body problems whose spectrum can be partially or totally computed by purely algebraic means.
González López, Artemio   +6 more
core   +1 more source

Handling uncertainties in the development of tight-binding potentials : application to zirconium hydride

open access: yes, 2022
International audienceIn the field of material science for energy applications, zirconium hydrides are studied both fortheir useful application for hydrogen storage and for their negative effect on mechanical propertiesof the nuclear fuel cladding ...
Varenne, Céline   +7 more
core   +2 more sources

Optical High-Capacity Satellite Downlinks via High-Altitude Platform Relays [PDF]

open access: yes, 2007
Earth-observation (EO) satellite missions produce a large amount of data using high-resolution optical or radar sensors. During the last decades the amount of data has steadily increased due to improved sensor technologies with increased temporal ...
Florian Moll   +13 more
core   +1 more source

Broadband Backhaul Communication for Stratospheric Platforms: The Stratospheric Optical Payload Experiment (STROPEX) [PDF]

open access: yes, 2006
A high bitrate optical downlink was performed by the stratospheric optical payload experiment (STROPEX), a part of the EU CAPANINA project. The STROPEX objectives were to design and build the necessary hardware to demonstrate an optical backhaul downlink
Knapek, Markus   +9 more
core   +1 more source

Archaeometallurgical Characterization of Two Lombard Early Medieval Bloomery Slags from Ponte di Val Gabbia I Site (Northern Italy)

open access: yes, 2023
An archaeometallurgical characterization of two iron smelting tap slags recovered from the early medieval site of Ponte di Val Gabbia I (Brescia, northern Italy) was performed.
Merico, Paolomarco   +7 more
core   +1 more source

Results of the Optical Downlink Experiment KIODO from OICETS Satellite to Optical Ground Station Oberpfaffenhofen (OGS-OP) [PDF]

open access: yes, 2007
Optical LEO downlinks from the Japanese OICETS to the optical ground station built by the German Aerospace Center (DLR) near Munich have been performed. This was the first optical LEO downlink on European grounds.
Perlot, Nicolas   +13 more
core   +1 more source

Stimulated Processes in a Half‐collision

open access: yesLaser Chemistry, Volume 5, Issue 6, Page 393-406, 1986., 1986
Selective photodissociation of diatomic molecules is used to prepare the separating species in a well defined quantum state with narrowly determined final kinetic energy of the particles. During the course of separation to products the repulsive potential is probed by a tunable dye laser, that is by induced absorption in case the dissociation proceeds ...
H. H. Telle
wiley   +1 more source

On the foundations of a new approach to statistical mechanics of classical systems

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 3, Issue 4, Page 607-674, 1980., 1980
It has been known for a long time that the fundamental approaches to equilibrium and nonequillbrium statistical mechanics available at present lead to physical and mathematical inconsistencies for dense systems. A new approach, whose foundation lies in the more powerful statistical method of counting complexions, had been formulated which not only ...
S. N. Bagghi
wiley   +1 more source

Guidelines for the Prevention and Management of Community‐Associated Methicillin‐Resistant Staphylococcus aureus: A Perspective for Canadian Health Care Practitioners

open access: yes, 2006
Canadian Journal of Infectious Diseases and Medical Microbiology, Volume 17, Issue C, Page 4C-24C, 2006.
Michelle Barton   +22 more
wiley   +1 more source

Performance optimization of free-space optical communication protocols based on results from FSO demonstrations [PDF]

open access: yes, 2007
The mobile free-space optical channel mainly suffers from relatively long link outages, produced by short-term blockings of the line-of-sight (obstacles, clouds), pointing- and tracking-errors or deep signal-fades caused by index of refraction turbulence
Bernhard Epple, Epple, Bernhard
core   +1 more source

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