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3D silicon detectors, in which the electrodes penetrate the sensor bulk perpendicular to the surface, have recently undergone a rapid development from R\&D over industrialisation to their first installation in a real high-energy-physics…

仪器与探测器 · 物理学 2015-11-09 Jörn Lange

In chip-to-chip communication, terahertz waves provide a promising approach to achieve high data capacity with improved energy efficiency, effectively bridging the gap between electrical and optical domains. By realizing this potential,…

应用物理 · 物理学 2026-01-14 Nguyen H. Ngo , Weijie Gao , Masayuki Fujita

Application of Micromegas for sampling calorimetry puts specific constraints on the design and performance of this gaseous detector. In particular, uniform and linear response, low noise and stability against high ionisation density…

With ever increasing availability of terahertz fields, it is important to find suitable detection techniques without compromising the measured dynamic range. Electro-optic terahertz sampling techniques, which are commonly used to detect…

光学 · 物理学 2020-08-26 Gregory Bell , Michael Hilke

We report the first coherent excitation of intramolecular vibrational modes via the nonlinear interaction of a TeraHertz (THz) light field with molecular liquids. A terahertz-terahertz-Raman pulse sequence prepares the coherences with a…

化学物理 · 物理学 2015-12-29 Marco A. Allodi , Ian A. Finneran , Geoffrey A. Blake

Strong-field mid-infrared pump--terahertz (THz) probe spectroscopy has been proven as a powerful tool for light control of different orders in strongly correlated materials. We report the construction of an ultrafast broadband infrared…

仪器与探测器 · 物理学 2017-10-10 S. J. Zhang , Z. X. Wang , T. Dong , N. L. Wang

The accurate modeling of reflection coefficients is pivotal for developing reliable channel models in emerging terahertz (THz) communications. This study establishes a 300$\sim$400 GHz channel measurement platform to measure the reflection…

信号处理 · 电气工程与系统科学 2026-05-25 Taihao Zhang , Chenzhou Lin , Cunhua Pan , Hong Ren , Ruyi Liu , Yongchao He , Tian Qiu , Bingchang Hua , Jiangzhou Wang

By photothermomodulatoin method the comparative study of thermal diffusivity of absorbing coating for sensitive elements of pyroelectric detectors of radiation formed from metal dispersion layer blacks, dielectric paint blacks and carbon…

Performance of the known porous multiwire radiation detectors is stable in the mode of pulsed voltage supply. The results of the study of multiwire porous detector operated at constant voltage supply are presented in this article. It is…

仪器与探测器 · 物理学 2007-05-23 M. P. Lorikyan

The lack of coherent room-temperature sources in the whole terahertz spectral window (0.3-10 THz) has significantly hampered the growth of scientific and technological applications in this range. Among them, high-precision frequency…

This study investigates an experimental software defined radio (SDR) implementation on 180 GHz. Rate scarcity and frequency sparsity are discussed as hardware bottlenecks. Experimental challenges are explained along with the derived system…

信号处理 · 电气工程与系统科学 2024-04-01 Eray Guven , Gunes Karabulut Kurt

Technological advances will allow the placement of many Terahertz detectors at the focal plane of a single telescope. For a telescope of a given diameter and wavelength of operation, there is a limit to the number of usable detectors…

天体物理学 · 物理学 2007-05-23 Antony A. Stark

An improved method of energy calibration of position-sensitive silicon detector is presented. Instead of the parabolic function used in traditional method, a new function describing the relation of position and energy is introduced and…

We construct a terahertz time-domain spectrometer (THz-TDS) system based on photoconductive antenna (PCA). A 800 nm Ti sapphire femtosecond laser with 80 MHz repetition rate provides the pump and probe laser pulse, which has a 45 fs pulse…

光学 · 物理学 2014-08-11 Jitao Zhang , Wei-Ren Ng , Mingguang Tuo , Min Liang , M. E. Gehm , Hao Xin

3D silicon detectors are characterized by cylindrical electrodes perpendicular to the surface and penetrating into the bulk material in contrast to standard Si detectors with planar electrodes on its top and bottom. This geometry renders…

The development of sensitive large format imaging arrays for the infrared promises to provide revolutionary capabilities for space astronomy. For example, the Infrared Array Camera (IRAC) on SIRTF will use four 256 x 256 arrays to provide…

天体物理学 · 物理学 2016-08-30 D. J. Fixsen , S. H. Moseley , R. G. Arendt

The results of the study of the multiwire porous dielectric detector and microstrip porous dielectric detector filled with porous CsI are presented. Detectors were exposed to $\alpha $-particles with energy of 5.46 MeV and X-rays with…

仪器与探测器 · 物理学 2015-06-26 M. P. Lorikyan

Lithium niobate has emerged as a promising platform for integrated quantum optics, enabling efficient generation, manipulation, and detection of quantum states of light. However, integrating single-photon detectors requires cryogenic…

Ray tracing is a powerful tool that can be used to predict wireless channel characteristics, reducing the need for extensive channel measurements for channel characterization, evaluation of performance of sensing applications such as…

信息论 · 计算机科学 2023-02-27 O. Kanhere , T. S. Rappaport

A stack of annular detectors made of high purity germanium was used to measure simultaneously $pd\to {^3H} \pi^+$ and $pd\to {^3He} \pi^0$ differential cross sections at beam momenta of 750 MeV/c, 800 MeV/c, and 850 MeV/c over a large…