J. C. Clemens

Details der Publikationsliste

Zeitraum

1992 - 2009

Anzahl

40

Co-Autoren

Detection of Photometric Variations in the sdBV Star JL 166 (2009)

Barlow, B. N, Dunlap, B. H., Lynas-Gray, A. E., Clemens, J. C.

We report the discovery of oscillations in the hot subdwarf B star JL 166 from time-series photometry using the Goodman Spectrograph on the 4.1-m Southern Astrophysical Research Telescope. Previous...

Expected Performance of the ATLAS Experiment - Detector, Trigger and Physics (2008)

Abat, E., Abbott, B., Abdallah, J., Abdelalim, A. A., Abdesselam, A., ...

A detailed study is presented of the expected performance of the ATLAS detector. The reconstruction of tracks, leptons, photons, missing energy and jets is investigated, together with the performance...

Two New Variable Hot DQ Stars (2008)

Barlow, B. N., Dunlap, B. H., Rosen, R., Clemens, J. C.

We have discovered periodic variations in the light curves of two hot DQ stars from the Sloan Digital Sky Survey, SDSS J220029.08-074121.5 and SDSS J234843.30-094245.3. These are the second and third...

Deciphering the Pulsations of G 29-38 with Optical Time Series Spectroscopy (2008)

Thompson, Susan E., Van Kerkwijk, M. H., Clemens, J. C.

We present optical time series spectroscopy of the pulsating white dwarf star G29-38 taken at the Very Large Telescope (VLT). By measuring the variations in brightness, Doppler shift, and line shape...

The pulsation modes of the pre-white dwarf PG 1159-035 (2008)

Costa, J. E. S., Kepler, S. O., Winget, D. E., O'Brien, M. S., Kawaler, S. D., Costa, A. F. M., ...

Context. PG 1159-035, a pre-white dwarf with T_(eff) ≃ 140 000 K, is the prototype of both two classes: the PG 1159 spectroscopic class and the DOV pulsating class. Previous studies of PG 1159-035...

Commissioning of the DELPHI Pixel Detector (2007)

Becks Brunet, K. H. Becks, J. M. Brunet, M. Caccia, J. C. Clemens, B. Courty, ...

The DELPHI Vertex Detector has been upgraded for LEP200 with 2 layers of pixel detectors and 2 layers of ministrips as endcaps, thus covering the polar angular range between 10 and 21 degrees and...

Instituto de F• � sica, Universidade Federal do Rio Grande do Sul, 91501-970 Porto Alegre, RS-Brazil (2007)

The Hubbl, E Space, T El Escope, S. O. Kepler, E. L. Robinson, D. Koester, ...

We have obtained time-resolved ultraviolet spectroscopy for the pulsating DAV stars G226-29 and G185-32 and for the pulsating DBV star PG 1351]489 with the Hubble Space T elescope Faint Object...

XPAD: A Photons Counting Pixel Detector for Material Sciences and Small Animal imaging (2007)

Delpierre, P., Basolo, S., Berar, Jean-François, Bordesoule, M., Boudet, Nathalie, Breugnon, P., ...

Experiments on high flux and high brilliance 3rd generation synchrotron X-ray sources are now limited by detector performance. Photon counting hybrid pixel detectors are being investigated as a...

PIXSCAN: Pixel detector CT-scanner for small animal imaging (2007)

Delpierre, P., Debarbieux, F., Basolo, S., Berar, Jean-François, Bonissent, A., Boudet, Nathalie, ...

The PIXSCAN is a small animal CT-scanner based on hybrid pixel detectors. These detectors provide very large dynamic range of photons counting at very low detector noise. They also provide high...

PIXSCAN: Pixel detector CT-scanner for small animal imaging (2007)

Delpierre, P., Debarbieux, F., Basolo, S., Berar, Jean-François, Bonissent, A., Boudet, Nathalie, ...

The PIXSCAN is a small animal CT-scanner based on hybrid pixel detectors. These detectors provide very large dynamic range of photons counting at very low detector noise. They also provide high...

XPAD: A Photons Counting Pixel Detector for Material Sciences and Small Animal imaging (2007)

Delpierre, P., Basolo, S., Berar, Jean-François, Bordesoule, M., Boudet, Nathalie, Breugnon, P., ...

Experiments on high flux and high brilliance 3rd generation synchrotron X-ray sources are now limited by detector performance. Photon counting hybrid pixel detectors are being investigated as a...

PIXSCAN: Pixel detector CT-scanner for small animal imaging (2007)

Delpierre, P., Debarbieux, F., Basolo, S., Berar, Jean-François, Bonissent, A., Boudet, Nathalie, ...

The PIXSCAN is a small animal CT-scanner based on hybrid pixel detectors. These detectors provide very large dynamic range of photons counting at very low detector noise. They also provide high...

XPAD: A Photons Counting Pixel Detector for Material Sciences and Small Animal imaging (2007)

Delpierre, P., Basolo, S., Berar, Jean-François, Bordesoule, M., Boudet, Nathalie, Breugnon, P., ...

Experiments on high flux and high brilliance 3rd generation synchrotron X-ray sources are now limited by detector performance. Photon counting hybrid pixel detectors are being investigated as a...

A Measurement of Lorentz Angle and Spatial Resolution of Radiation Hard Silicon Pixel Sensors (2003)

Gorelov, I, Gorfine, G W, Hoeferkamp, M, Seidel, S C, Ciocio, A, Einsweiler, Kevin F, ...

Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...

A measurement of Lorentz angle and spatial resolution of radiation hard silicon pixel sensors (2002)

Gorelov, I., Gorfine, G., Hoeferkamp, M., Seidel, S C., Ciocio, A., Einsweiler, K., ...

Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...

Electrical characteristics of silicon pixel detectors (2002)

Gorelov, I., Gorfine, G., Hoeferkamp, M., Mata-Bruni, V., Santistevan, G., Seidel, S. C., ...

Prototype sensors for the ATLAS silicon pixel detector have been electrically characterized. The current and voltage characteristics, charge-collection efficiencies, and resolutions have been...

A measurement of Lorentz angle and spatial resolution of radiation hard silicon pixel sensors (2002)

Gorelov, I., Gorfine, G., Hoeferkamp, M., Seidel, S C., Ciocio, A., Einsweiler, K., ...

Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...

A measurement of Lorentz angle and spatial resolution of radiation hard silicon pixel sensors (2002)

Gorelov, I., Gorfine, G., Hoeferkamp, M., Seidel, S C., Ciocio, A., Einsweiler, K., ...

Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...

The ATLAS silicon pixel sensors (2001)

Alam, M S., Ciocio, A., Einsweiler, K., Emes, J., Gilchriese, M G D., Joshi, A., ...

Prototype sensors for the ATLAS silicon pixel detector have been developed. The design of the sensors is guided by the need to operate them in the severe LHC radiation environment at up to several...

The ATLAS silicon pixel sensors (2001)

Alam, M S., Ciocio, A., Einsweiler, K., Emes, J., Gilchriese, M G D., Joshi, A., ...

Prototype sensors for the ATLAS silicon pixel detector have been developed. The design of the sensors is guided by the need to operate them in the severe LHC radiation environment at up to several...

The ATLAS silicon pixel sensors (2001)

Alam, M S., Ciocio, A., Einsweiler, K., Emes, J., Gilchriese, M G D., Joshi, A., ...

Prototype sensors for the ATLAS silicon pixel detector have been developed. The design of the sensors is guided by the need to operate them in the severe LHC radiation environment at up to several...

The DELPHI Silicon Tracker at LEP2 (1998)

Chochula, P, Rosinsky, P, Andreazza, A, Barker, G, Chabaud, V, Collins, P, ...

The DELPHI Silicon Tracker, an ensemble of microstrips, ministrips and pixels, was completed in 1997 and has accumulated over $70~{\rm pb^{-1}}$ of high energy data. The Tracker is optimised for the...