Results 91 to 100 of about 28,480 (201)

Non-Hermitian description of a superconducting phase qubit measurement

open access: yes, 2010
We present an approach based on a non-Hermitian Hamiltonian to describe the process of measurement by tunneling of a phase qubit state. We derive simple analytical expressions which describe the dynamics of measurement, and compare our results with those
ALAN R. BISHOP   +3 more
core   +1 more source

A new species of Lomanoxia Martínez from Costa Rica (Coleoptera: Scarabaeidae: Aphodiinae) [PDF]

open access: yes, 2003
A new species of Lomanoxia Martínez is described from Costa Rica: L. canthonopsis Skelley and Howden. This represents the first member of the genus reported from Central America.
Howden, Henry F., Skelley, Paul E.
core  

The Bipartite Structure of the tRNA m\u3csup\u3e1\u3c/sup\u3eA58 Methyltransferase from \u3cem\u3eS. cerevisiae\u3c/em\u3e is Conserved in Humans [PDF]

open access: yes, 2005
Among all types of RNA, tRNA is unique given that it possesses the largest assortment and abundance of modified nucleosides. The methylation at N1 of adenosine 58 is a conserved modification, occurring in bacterial, archaeal, and eukaryotic tRNAs. In the
Andersland, Joshua   +3 more
core   +1 more source

TEXES Observations of M Supergiants: Dynamics and Thermodynamics of Wind Acceleration

open access: yes, 2009
We have detected [Fe II] 17.94 um and 24.52 um emission from a sample of M supergiants using TEXES on the IRTF. These low opacity emission lines are resolved at R = 50, 000 and provide new diagnostics of the dynamics and thermodynamics of the stellar ...
Brown, A.   +6 more
core   +1 more source

Covariant description of kinetic freeze out through a finite time-like layer

open access: yes, 2007
The Freeze Out (FO) problem is addressed for a covariant FO probability and a finite FO layer with a time-like normal vector continuing the line of studies introduced in Ref. [1].
A Nyíri   +11 more
core   +1 more source

Characterizations of Cuprous Oxide Thin Films Prepared by Sol-Gel Spin Coating Technique with Different Additives for the Photoelectrochemical Solar Cell

open access: yesInternational Journal of Photoenergy, 2014
Cuprous oxide (Cu2O) thin films were deposited onto indium tin oxide (ITO) coated glass substrate by sol-gel spin coating technique using different additives, namely, polyethylene glycol and ethylene glycol.
D. S. C. Halin   +3 more
doaj   +1 more source

Discrete analogue computing with rotor-routers

open access: yes, 2010
Rotor-routing is a procedure for routing tokens through a network that can implement certain kinds of computation. These computations are inherently asynchronous (the order in which tokens are routed makes no difference) and distributed (information is ...
Cooper J.   +4 more
core   +1 more source

Applications of combined MOSFET-IGBT power leg with reduced switching losses [PDF]

open access: yes, 2008
This paper discusses power legs built upon the combination of a MOSFET and an IGBT. The suggested combined use of those different switches is intended to be applied in PWM controlled single and three phase inverters.
Marinov, Angel S   +2 more
core  

Pesces

open access: yes, 2011
[ES] Definición del término Pesces en el diccionario Dicter. [EN] Definition of the word Pesces in the dictionary Dicter.
openaire   +1 more source

A revision of the genus Haroldiataenius Chalumeau (Scarabaeidae: Aphodiinae: Eupariini) [PDF]

open access: yes, 2009
The genus Haroldiataenius Chalumeau, 1981 (Aphodiinae: Eupariini) from southern United States, Mexico, and Central America is revised and nine species are recognized. The subgeneric name Sayloria Chalumeau, 1981 is synonymized with Haroldiataenius (sensu
Skelley, Paul E., Stebnicka, Z. Teresa
core  

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