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The continuous scaling of semiconductor-based technologies to micron and sub-micron regimes has resulted in higher device density and lower power dissipation. Many physical phenomena such as self-heating or current leakage become…

We demonstrate an atom detector based on field ionization and subsequent ion counting. We make use of field enhancement near tips of carbon nanotubes to reach extreme electrostatic field values of up to 9x10^9 V/m, which ionize ground state…

Quantum Gases · Physics 2015-05-14 B. Grüner , M. Jag , A. Stibor , G. Visanescu , M. Häffner , D. Kern , A. Günther , J. Fortágh

The Silicon Electron Multiplier (SiEM) is a novel sensor concept for minimum ionizing particle (MIP) detection which uses internal gain and fine pitch to achieve excellent temporal and spatial resolution. In contrast to sensors where the…

Instrumentation and Detectors · Physics 2022-09-16 Marius Mæhlum Halvorsen , Victor Coco , Evangelos Leonidas Gkougkousis , Paula Collins , Olivier Girard

There is currently a paradigm shift in several power system monitoring applications, such as incipient fault detection and monitoring inverter-based resources, to transition from traditional phasor analytics to more informative waveform…

Signal Processing · Electrical Eng. & Systems 2025-05-26 Narges Ehsani , Vishwanath Saragadam , Hamed Mohsenian-Rad

The consortium of the European project 16NRM05 designed a novel ionisation vacuum gauge in which the electrons take a straight path from the emitting cathode through the ionisation space into a Faraday cup. Compared to existing ionisation…

A compact resonance ionization mass spectrometer is developed using two laser diodes and a quadrupole mass spectrometer to perform trace element analysis of potassium. With the help of a narrow linewidth of the laser diode, the isotope…

Atomic Physics · Physics 2010-11-29 Yoshihiro Iwata , Yoshizumi Inoue , Makoto Minowa

Radiation hard helium gas ionization chambers capable of operating in vacuum at temperatures ranging from 5K to 350K have been designed, fabricated and tested and will be used inside the cryostats at Fermilab's Superconducting…

Accelerator Physics · Physics 2012-10-01 A. Warner , J. Wu

A wideband phase comparator for precise measurements of phase difference of high current shunts has been developed at INRIM. The two-input digital phase detector is realized with a precision wideband digitizer connected through a pair of…

Instrumentation and Detectors · Physics 2015-05-30 Umberto Pogliano , Bruno Trinchera , Danilo Serazio

We studied the investigation of volume averaging effect for air-filled cylindrical ionization chambers to determine correction factors in small photon field for the given chamber. As a method, we measured output factors using several…

Medical Physics · Physics 2015-03-18 Kwangwoo Park , Wonhoon Choi , Sungho Park , Jin Hwa Choi , Suk Won Park , Jino Bak

We propose a new approach to measuring persistent currents in normal metal rings. By integrating micron-scale metal rings into sensitive micromechanical cantilevers and using the cantilevers as torque magnetometers, it should be possible to…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Ania C. Bleszynski Jayich , Will E. Shanks , Rob Ilic , J. G. E. Harris

Optical rectennas consist of nano-antennas and nano-scale rectifying diodes, providing extensive prospects for thermal radiation energy harvesting applications. To achieve this, high current density and high asymmetry must be simultaneously…

Optics · Physics 2023-03-08 Zhen Liu , Shunsuke Abe , Makoto Shimizu , Hiroo Yugami

Ionic current rectification (ICR) induced by electroosmotic flow (EOF) under concentration gradients can find many applications in micro/nanofluidic sensing and ionic circuits. Here, we focused on the cases with micropores of moderate…

Chemical Physics · Physics 2025-10-21 Long Ma , Hongwen Zhang , Bowen Ai , Jiakun Zhuang , Guanghua Du , Yinghua Qiu

Aluminium based platforms have allowed to reach major milestones for superconducting quantum circuits. For the next generation of devices, materials that are able to maintain low microwave losses while providing new functionalities, such as…

Other Condensed Matter · Physics 2022-05-03 Kazi Rafsanjani Amin , Carine Ladner , Guillaume Jourdan , Sebastien Hentz , Nicolas Roch , Julien Renard

Bioimpedance measurements are a non-invasive method to determine the composition of organic tissue. For measuring the complex bioimpedance between two electrodes, an alternating current with a constant amplitude is injected into the tissue.…

Instrumentation and Detectors · Physics 2020-08-07 Roman Kusche , Steffen Kaufmann , Martin Ryschka

We present a novel technique based on an ensemble of Nitrogen-Vacancy (NV) centers in diamond to perform Magnetic Current Imaging (MCI) on an Integrated Circuit (IC). NV centers in diamond allow measuring the three components of the…

Instrumentation and Detectors · Physics 2015-12-04 Antoine Nowodzinski , Mayeul Chipaux , Loïc Toraille , Vincent Jacques , Jean-François Roch , Thierry Debuisschert

Positional estimation is of great importance in the public safety sector. Emergency responders such as fire fighters, medical rescue teams, and the police will all benefit from a resilient positioning system to deliver safe and effective…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Zhuangzhuang Dai , Muhamad Risqi U. Saputra , Chris Xiaoxuan Lu , Niki Trigoni , Andrew Markham

The Mini-SiTian project, which is the pathfinder for the SiTian project, utilizes three 30 cm telescopes equipped with commercial CMOS cameras (ZWO ASI6200MM Pro) to simulate large-area time-domain survey. Due to the avoidance of the…

Instrumentation and Methods for Astrophysics · Physics 2025-04-03 Yu Zhang , Lin Du , Yi Hu , Yang Huang , Ying Wu , Min He , Hongrui Gu , Haiyang Mu , Xunhao Chen , Hong Wu

Isochronous mass spectrometry (IMS) in storage rings is a successful technique for accurate mass measurements of short-lived nuclides with relative precision of about $10^{-5}-10^{-7}$. Instabilities of the magnetic fields in storage rings…

A negative ion micro time projection chamber (NI$\mu$TPC) was developed and its performance studied. An NI$\mu$TPC is a novel technology that enables the measurement of absolute $z$ coordinates for self-triggering TPCs. This technology…

Instrumentation and Detectors · Physics 2022-04-14 T. Ikeda , T. Shimada , H. Ishiura , K. D. Nakamura , T. Nakamura , K. Miuchi

We developed a high-speed and low-noise time-domain current measurement scheme using a homemade GaAs high-electron-mobility-transistor-based cryogenic transimpedance amplifier (TIA). The scheme is versatile for broad cryogenic current…

Mesoscale and Nanoscale Physics · Physics 2024-09-10 Heorhii Bohuslavskyi , Masayuki Hashisaka , Takase Shimizu , Takafumi Akiho , Koji Muraki , Norio Kumada