نتایج جستجو برای: charge coupled device

تعداد نتایج: 971621  

1996
James E. Brau

During the past year, the SLD Collaboration completed construction and began operation of a new vertex detector (VXD3) with 307,000,000 CCD pixels. This upgrade will improve the SLD measurement of the polarization-enhanced forwardbackward asymmetry for band cquarks and the precision of the measurement of the b-fraction in hadronic Z decays and opens the possibility to observe ~~-m.ixing. Full s...

2015
Eric JOUBERT Olivier LATRY Jean-Philippe ROUX

This paper presents a new approach for measuring physical variables on micro-electronic components. An optical system is used to simultaneously quantify the surface temperature of a component and its expansion. This double acquisition is realized by a Michelson interferometer coupled with a Charge Coupled Device (CCD) line device. To validate this method, the temperature measurements were direc...

2000
M. Varshosaz

Currently the creation of textures for construction of Visually Realistic Models (VRMs) of buildings is a time consuming manual process involving the use of a number of separate software applications and substantial skill by the user. This paper presents the development of a novel procedure for the semi-automatic construction of textures, which makes use of a Charge Coupled Device (CCD) camera ...

Journal: :The Review of scientific instruments 2009
P Denes D Doering H A Padmore J-P Walder J Weizeorick

A charge-coupled device (CCD) capable of 200 Mpixels/s readout has been designed and fabricated on thick, high-resistivity silicon. The CCDs, up to 600 microm thick, are fully depleted, ensuring good infrared to x-ray detection efficiency, together with a small point spread function. High readout speed, with good analog performance, is obtained by the use of a large number of parallel output po...

1999
S. L. Barna S. M. Gruner E. F. Eikenberry

Calibration procedures are described for use with electronic x-ray detectors, with an emphasis on detectors based on fiber-optically coupled charge-coupled devices. Methods are detailed for removing spurious events, pixel pedestals, dark-current, spatial distortion, and intensity response variations for both small-angle and wide-angle applications. The accuracy of the calibration procedures is ...

2010

Comet P/Halley has been observed during its approach to perihelion at heliocentric distances R = I 1.0 AU and R = 8.2 AU. No extended coma is seen and limits can be placed on the fraction of the total light contributed by coma. The brightness of the comet varies on a short time scale. The variations may be due to transient activity or to rotation of the irregular nucleus. ,. 1984 Academic Pre',...

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