Results 31 to 40 of about 259,409 (306)
While catalytic hydroformylation is a well-established reaction, there are only a few reports of homogeneous catalyzed retro-hydroformylation where carbon monoxide and dihydrogen are eliminated from an aldehyde to generate an olefin.
Julie A. Leseberg (16745085) +6 more
core +2 more sources
Spin exchange rates in proton-hydrogen collisions [PDF]
The spin temperature of neutral hydrogen, which determines the optical depth and brightness of the 21 cm line, is determined by the competition between radiative and collisional processes. Here we examine the role of proton-hydrogen collisions in setting the spin temperature.
Furlanetto, Steven, Furlanetto, Michael
openaire +2 more sources
A smart cricket ball was used to investigate the influence of increased spin rate on the bowling performance parameters. In three spin bowlers, the performance parameters were compared before and after increasing the spin rate. The first bowler increased
Franz Konstantin Fuss +2 more
doaj +1 more source
Spins, disorder and interactions in GaAs and graphene [PDF]
This thesis describes experiments on semiconductor spin physics under the influence of diverse disorder and carrier-carrier interaction. Motivated by recent observations of GaAs spin qubit coherence limited by hyperfine coupling to nuclear-spin en ...
Kölbl, Dominikus
core +1 more source
Effect of cooling rate on aging in spin glasses [PDF]
pdf file, 18 pages, to appear in Physical Review B (2006)
Parker, Dinah +3 more
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Rate distortion theorem and the multicritical point of a spin glass [PDF]
A spin system can be thought of as an information coding system that transfers information of the interaction configuration into information of the equilibrium state of the spin variables. Hence it can be expected that the relations between the interaction configuration and equilibrium states are consistent with the known laws of information theory. We
Tatsuto Murayama +2 more
openaire +3 more sources
Low-loss broadband antenna for efficient photon collection from a coherent spin in diamond [PDF]
We report the creation of a low-loss broadband optical antenna giving highly directed output from a coherent single spin in the solid state. The device, a crystalline solid-state realization of a dielectric antenna, is engineered for individual nitrogen ...
Warburton, Richard J. +7 more
core +1 more source
Practicality of spin chain wiring in diamond quantum technologies [PDF]
Coupled spin chains are promising candidates for wiring up qubits in solid-state quantum computing (QC). In particular, two nitrogen-vacancy centers in diamond can be connected by a chain of implanted nitrogen impurities; when driven by suitable global ...
Benjamin, SC +15 more
core +1 more source
SPINS OF LARGE ASTEROIDS: A HINT OF A PRIMORDIAL DISTRIBUTION IN THEIR SPIN RATES [PDF]
The Asteroid Belt and the Kuiper Belt are relics from the formation of our solar system. Understanding the size and spin distribution of the two belts is crucial for a deeper understanding of the formation of our solar system and the dynamical processes that govern it.
Elad Steinberg, Re’em Sari
openaire +1 more source
Prediction of Service Performance Based on Physical Strength in Elite Junior Tennis Players
In tennis, service requires a variety of complicated movements. Given the importance of taking the initiative to obtain points in a tennis match, it is crucial to make full use of speed and spin rate of service.
Nahoko Koya +2 more
doaj +1 more source

