Results 1 to 10 of about 11,878 (257)

A study of beryllium and beryllium-lithium complexes in single crystal silicon [PDF]

open access: yes
When beryllium is thermally diffused into silicon, it gives rise to acceptor levels 191 MeV and 145 meV above the valence band. Quenching and annealing studies indicate that the 145-MeV level is due to a more complex beryllium configuration than the 191 ...
Crouch, R. K.   +2 more
core   +1 more source

The Layer 0 Inner Silicon Detector of the D0 Experiment

open access: yes, 2009
This paper describes the design, fabrication, installation and performance of the new inner layer called Layer 0 (L0) that was inserted in the existing Run IIa Silicon Micro-Strip Tracker (SMT) of the D0 experiment at the Fermilab Tevatron collider.
A. Bean   +54 more
core   +1 more source

Advanced-power-reactor design concepts and performance characteristics [PDF]

open access: yes
Five reactor cooling concepts which allow continued reactor operation following a single rupture of the coolant system are presented for application with the APR.
Davison, H. W.   +3 more
core   +1 more source

Compound improves thermal interface between thermocouple and sensed surface [PDF]

open access: yes, 1966
Thermocouples and brittle materials are joined without welding by an epoxy resin cement mixer with a conducting material.
Kallin, I. N.
core   +1 more source

The investigation of heavy metal ion content in rock and coal production [PDF]

open access: yes, 2013
Приведено олгляд методів визначення вмісту важких металів у вугіллі та продуктах вуглевидобутку. Виявлена доцільність використання НВЧ-поля та зниження температури озолення проб для підвищення точності визначення та зниження витрат часу на проведення ...
Chudaeva, G.V., Nazimko, E.I.
core  

Alternative definition of excitation amplitudes in Multi-Reference state-specific Coupled Cluster

open access: yes, 2017
A central difficulty of state-specific Multi-Reference Coupled Cluster (MR-CC) formalisms concerns the definition of the amplitudes of the single and double excitation operators appearing in the exponential wave operator.
Garniron, Yann   +3 more
core   +1 more source

Ultrasonic evaluation of beryllium-copper diffusion bonds [PDF]

open access: yes, 2000
A study was performed to compare the effectiveness of several advanced ultrasonic techniques when used to determine the strength of diffusion bonded beryllium-copper, which heretofore have each been applied to only a few material systems. The use of integrated backscatter calculations, frequency domain reflection coefficients, and time-of-flight ...
openaire   +2 more sources

Dopant-Dopant Interactions in Beryllium doped Indium Gallium Arsenide: an Ab Initio Study

open access: yes, 2017
We present an ab initio study of dopant-dopant interactions in beryllium-doped InGaAs. We consider defect formation energies of various interstitial and substitutional defects and their combinations.
Benistant, Francis   +3 more
core   +1 more source

The CMS Pixel Detector: from production to commissioning

open access: yes, 2007
The CMS experiment at the LHC includes a hybrid silicon pixel detector for the reconstruction of charged tracks and of the interaction vertices. The detector is made of three barrel layers and two disks at each end of the barrel. Detector modules consist
Chiochia, Vincenzo
core  

Metal-to-ceramic seals for thermionic converters - A literature survey [PDF]

open access: yes
Metal to ceramic sealing techniques for thermionic converters - literature ...
Phillips, W. M.
core   +1 more source

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