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Related papers: Recent Progress in CdTe and CdZnTe Detectors

200 papers

Using 2.0 cm x 2.0 cm x 0.5 cm Cadmium Telluride (CdTe) substrates from the company Acrorad, we have fabricated detectors with planar cathode contacts and 8x8 anode pixels. We investigate the I-V characteristics and energy resolution of the…

Astrophysics · Physics 2007-05-23 A. B. Garson , I. V. Jung , J. Perkins , H. Krawczynski

We describe the results of detailed 3-D Monte Carlo simulations of a "CZT calorimeter" that can be used to detect photons in the keV to several MeV range. Several astrophysics applications require the detection of photons in the energy…

Astrophysics · Physics 2009-11-11 I. Jung , H. Krawczynski , S. Komarov , L. Sobotka

We present the tests performed by the SIDDHARTA-2 collaboration at the DA{\Phi}NE collider with a quasi-hemispherical CdZnTe detector. The very good room-temperature energy resolution and efficiency in a wide energy range show that this…

The cadmium zinc TElluride Radiation Imager, or TERI, is an instrument to space qualify large-volume $4 \times 4 \times 1.5 \ \mathrm{cm}^3$ pixelated CdZnTe (CZT) detector technology. The CZT's anode is composed of a $22 \times 22$ array…

The charge collection properties in different particle sensor materials with respect to the shape of the generated signals, the electric field within the detector, the charge carrier mobility and the carrier lifetime are studied with the…

Instrumentation and Detectors · Physics 2009-11-11 Johannes Fink , Hans Krueger , Philipp Lodomez , Norbert Wermes

The use of photon counting detection technology has resulted in significant X-ray imaging research interest in recent years. Computed Tomography (CT) scanners can benefit from photon-counting detectors, which are new technology with the…

Instrumentation and Detectors · Physics 2024-01-08 K. Hameed , Rafidah Zainon , Mahbubunnabi Tamal

The Cadmium Zinc Telluride Imager (CZTI) is a high energy, wide-field imaging instrument on AstroSat. CZT's namesake Cadmium Zinc Telluride detectors cover an energy range from 20 keV to > 200 keV, with 11% energy resolution at 60 keV. The…

Various double beta decay modes of Cd, Zn and Te isotopes are explored with the help of CdTe and CdZnTe semiconductor detectors. The data set is splitted in an energy range below 1 MeV having a statistics of 134.5 g$\cdot$d and one above 1…

Nuclear Experiment · Physics 2009-11-10 H. Kiel , D. Münstermann , K. Zuber

Defects in semiconductor crystals can have significant detrimental effects on their performance as radiation detectors. Defects cause charge trapping and recombination, leading to lower signal amplitudes and poor energy resolution. We have…

Instrumentation and Detectors · Physics 2024-09-30 M. Väänänen , M. Kalliokoski , R. Turpeinen , M. Bezak , P. Luukka , A. Karjalainen , A. Karadzhinova-Ferrer

Cadmium telluride (CdTe), lead sulfide (PbS), and indium tin oxide (ITO) play crucial roles in various electronic applications where laser treatment enables precise modification of their distinctive electronic characteristics. This study…

Materials Science · Physics 2025-09-03 Aldo Artímez Peña , Nikita Medvedev

Joint progresses in Cd(Zn)Te detectors, microelectronics and interconnection technologies open the way for a new generation of instruments for physics and astrophysics applications in the energy range from 1 to 1000 keV. Even working…

Instrumentation and Detectors · Physics 2009-11-10 O. Limousin , O. Gevin , F. Lugiez , R. Chipaux , E. Delagnes , B. Dirks , B. Horeau

Cd1-xZnxTe (CZT) crystals are the leading semiconductors for radiation detection, but their application is limited by the high cost of detector-grade materials. High crystal costs primarily result from property non-uniformity that causes…

Materials Science · Physics 2012-08-28 X. W. Zhou , D. K. Ward , B. M. Wong , F. P. Doty , J. A. Zimmermana

Presented is a work on the performance studies of Cadmium Zinc Telluride (CZT) planar detector structures. Current-voltage (IV), capacitance-voltage (CV), and gamma- and alpha-spectroscopy measurements were carried out to provide the…

Instrumentation and Detectors · Physics 2025-12-03 N. Kramarenko , M. Väänänen , M. Kalliokoski , M. Bezak , R. Turpeinen , A. Winkler

The COBRA collaboration aims to search for neutrinoless double beta-decay of $^{116}$Cd. A demonstrator setup with 64 CdZnTe semiconductor detectors, each with a volume of 1cm$^3$, is currently being operated at the LNGS underground…

CdTe is a key thin-film photovoltaic technology. Non-radiative electron-hole recombination reduces the solar conversion efficiency from an ideal value of 32% to a current champion performance of 22%. The cadmium vacancy (V_Cd) is a…

Materials Science · Physics 2021-06-21 Seán R. Kavanagh , Aron Walsh , David O. Scanlon

The development of CdZnTe detectors with an orthogpnal coplanar anode structure has important implications for future astrophysical instrumentation. As electron-only devices, like pixel detectors, coplanar anode strip detectors can be…

Astrophysics · Physics 2009-11-06 M. L. McConnell , L. A. Hamel , J. R. Macri , M. McClish , J. R. Ryan

One of the key aspects of a detector material for space-borne hard X-ray and gamma-ray telescopes is the rate of prompt and delayed background events generated inside the material by charged and neutral particles striking the detector.…

Scintillation properties of the new Tl2LaCl5: xCe3+ where x = 0, 0.5, 1 and 10 mole % (TLC: Ce3+) single crystals are presented. Two zones vertical Bridgman technique is used for the growth of this scintillation material. High Z-number (79)…

Materials Science · Physics 2017-04-05 H. J. Kim , Gul Rooh , Sunghwan Kim

We developed a 2-mm-thick CdTe double-sided strip detector (CdTe-DSD) with a 250 um strip pitch, which has high spatial resolution with a uniform large imaging area of 10 cm$^2$ and high energy resolution with high detection efficiency in…

Instrumentation and Methods for Astrophysics · Physics 2023-12-19 Takahiro Minami , Miho Katsuragawa , Shunsaku Nagasawa , Shin'ichiro Takeda , Shin Watanabe , Yutaka Tsuzuki , Tadayuki Takahashi