English
Related papers

Related papers: Lifetime-Extended MCP-PMT

200 papers

The barrel section of the novel MIP Timing Detector (MTD) will be constructed as part of the upgrade of the CMS experiment to provide a time resolution for single charged tracks in the range of $30-60$ ps using LYSO:Ce crystal arrays read…

Energy dissipation and decoherence are at first glance harmful to acquiring long exciton lifetime desired for efficient photovoltaics. In the presence of both optically forbidden (namely, dark) and allowed (bright) excitons, however, they…

Mesoscale and Nanoscale Physics · Physics 2015-11-11 Yasuhiro Yamada , Youhei Yamaji , Masatoshi Imada

We compared the performance of a SiPM array and a PMT in a laboratory setting using a single 5.08x5.08-cm cylindrical sodium iodide scintillating crystal. Photomultiplier tubes (PMTs) are the most commonly used device to monitor…

Instrumentation and Detectors · Physics 2020-01-23 Tyana Stiegler , Kareem Kazkaz , Erik Swanberg , Vladimir Mozin

We study the possibility to use the Cherenkov light for the efficient detection of 511 keV photons with the goal to use it in TOF-PET. We designed and tested two detection modules consisting of PbF$_2$ crystals attached to Planacon MCP-PMT…

Instrumentation and Detectors · Physics 2020-03-24 C. Canot , M. Alokhina , P. Abbon , J. P. Bard , D. Breton , E. Delagnes , J. Maalmi , G. Tauzin , D. Yvon , V. Sharyy

Theories that extend the Standard Model of particle physics often introduce new interactions that violate charge-parity (CP) symmetry. CP-violating effects within an atomic nucleus can be probed by measuring its nuclear magnetic quadrupole…

Atomic Physics · Physics 2022-12-12 C. J. Ho , J. Lim , B. E. Sauer , M. R. Tarbutt

We study how much the efficiency of a solar cell as a quantum heat engine could be enhanced by quantum coherence. In contrast to the conventional approach that a quantum heat engine is in thermal equilibrium with both hot and cold…

Quantum Physics · Physics 2020-05-28 Sangchul Oh

We report the experimental resource-efficient implementation of the variational quantum eigensolver (VQE) using four-dimensional photonic quantum states of single-photons. The four-dimensional quantum states are implemented by utilizing…

Large quantum computers promise to solve some critical problems not solvable otherwise. However, modern quantum technologies suffer various imperfections such as control errors and qubit decoherence, inhibiting their potential utility. The…

Quantum Physics · Physics 2023-01-19 Andrii Maksymov , Jason Nguyen , Yunseong Nam , Igor Markov

Multichannel quantum defect theory (MQDT) can provide an efficient alternative to full coupled-channel calculations for low-energy molecular collisions. However, the efficiency relies on interpolation of the Y matrix that encapsulates the…

Chemical Physics · Physics 2013-05-10 James F. E. Croft , Jeremy M. Hutson , Paul S. Julienne

For short, high-intensity electron bunches, alkali-tellurides have proved to be a reliable photo-cathode material. Measurements of lifetimes in an RF gun of the CLIC Test Facility II at field strengths greater than 100 MV/m are presented.…

Accelerator Physics · Physics 2011-07-19 E. Chevallay , S. Hutchins , P. Legros , G. Suberlucq , H. Trautner

The Argonne micro-channel plate photomultiplier tube (MCP-PMT) is an offshoot of the Large Area Pico-second Photo Detector (LAPPD) project, wherein \mbox{6 $\times$ 6 cm$^2$} sized detectors are made at Argonne National Laboratory.…

Instrumentation and Detectors · Physics 2018-03-14 Greig A. Cowan , Franz Muheim , Matthew Needham , Silvia Gambetta , Stephan Eisenhardt , Neil McBlane , Matthew Malek

This manuscript introduces a novel method to assess tissue oxygen concentration via the quantum entanglement (QE) of photons originating from positronium which is produced within the patient's body during positron emission tomography. We…

Medical Physics · Physics 2026-05-05 Pawel Moskal

We have demonstrated efficient production of triggered single photons by coupling a single semiconductor quantum dot to a three-dimensionally confined optical mode in a micropost microcavity. The efficiency of emitting single photons into a…

To fulfill the security requirements of quantum cryptography, photon number coherence (PNC) of single photon sources has recently become an important figure of merit. Quantum dots (QDs) embedded in photonic microcavities offer a mature…

Scalable photonic quantum technologies require highly efficient sources of single photons on demand. Although much progress has been done in the field within the last decade, the requirements impose stringent conditions on the efficiency of…

Quantum efficiencies of surface (SPE) and volume (VPE) photo-emissions from metal nanoparticles are calculated by quantum mechanical perturbation theory and compared with each other. Along with discontinuities in the potential barrier and…

Mesoscale and Nanoscale Physics · Physics 2021-07-14 I. E. Protsenko , A. V. Uskov

An engineering technique using continuous quantum measurement together with a change detection algorithm is proposed to improve the probability of single photon emission for a quantum-dot based single-photon source. The technique involves…

Quantum Physics · Physics 2010-10-29 Shesha Raghunathan , Todd Brun

Double quantum dots (DQDs) have emerged as versatile and efficient absorbing light devices owing to their more multiple adjusting parameters than the single QD's. Using the system-reservoir theory, tunneling effect on the quantum…

Mesoscale and Nanoscale Physics · Physics 2024-03-12 Sheng-Qiang Zhong , Shun-Cai Zhao , Sheng-Nan Zhu

Image enhancement models for mobile devices often struggle to balance high output quality with the fast processing speeds required by mobile hardware. While recent deep learning models can enhance low-quality mobile photos into high-quality…

Artificial Intelligence · Computer Science 2026-04-24 Dat To-Thanh , Nghia Nguyen-Trong , Hoang Vo , Hieu Bui-Minh , Tinh-Anh Nguyen-Nhu

Quantization-Aware Training (QAT) has driven much attention to produce efficient neural networks. Current QAT still obtains inferior performances compared with the Full Precision (FP) counterpart. In this work, we argue that quantization…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Junbiao Pang , Tianyang Cai , Baochang Zhang