English
Related papers

Related papers: Compact embedded device for lock-in measurements a…

200 papers

Virtual instrument technology has been increasingly used in university physics experiment teaching. An experimental platform is specifically constructed for studying low-frequency vibrations in university physics, which is based on a…

Physics Education · Physics 2024-07-30 Yangjie Dai , Leijian Wang , Wenbin Wu , Aiping Chen , Dawei Gu

In this article we report on the design, fabrication and tests of micro-fabricated broadband filters suitable for proper electromagnetic thermalization of electrical lines connected to sensitive quantum electronics experiments performed at…

Instrumentation and Detectors · Physics 2007-05-23 H. Le Sueur , P. Joyez

Quantum control allows a wide range of quantum operations employed in molecular physics, nuclear magnetic resonance and quantum information processing. Thanks to the existing microelectronics industry, semiconducting qubits, where quantum…

Quantum Physics · Physics 2024-12-05 Jia-Ao Peng , Chu-Dan Qiu , Wen-Long Ma , Jun-Wei Luo

Laboratory measurements often use several instruments to fully explore the relevant parameter space; such as, an external lock-in amplifier, an electromagnet, an RF generator, etc.. Ordinarily, these instruments have to be individually…

Instrumentation and Detectors · Physics 2024-06-25 Brad M. Goff , Jay A. Gupta

Integrating alkali atomic vapors with nanophotonic devices offers a scalable route to quantum technologies that leverage strong atom-photon interactions. While there have been many approaches to such integration, the general reliance on…

Measurement-based control, utilizing an active feedback loop, is a standard tool in technology. Feedback control is also emerging as a useful and fundamental tool in quantum technology and in related fundamental studies, where it can be…

Quantum Physics · Physics 2024-03-05 Cheng Wang , Louise Banniard , Laure Mercier de Lépinay , Mika A. Sillanpää

The goals of reducing energy costs, shifting electricity peaks, increasing the use of renewable energy, and enhancing the stability of the electric grid can be met in part by fully exploiting the energy flexibility potential of buildings…

Lab-on-a-chip (LOC) applications have emerged as invaluable physical and life sciences tools. The advantages stem from advanced system miniaturization, thus, requiring far less sample volume while allowing for complex functionality,…

We present a compact and transportable inertial sensor for precision sensing of rotations and accelerations. The sensor consists of a dual Mach-Zehnder-type atom interferometer operated with laser-cooled $^{87}$Rb. Raman processes are…

Atomic Physics · Physics 2015-05-13 T. Müller , M. Gilowski , M. Zaiser , T. Wendrich , W. Ertmer , E. M. Rasel

Integrated circuits of photonic components are the goal of applied polaritonics. Here, we propose a compact clock generator based on an exciton-polariton micropillar, providing optical signal with modulation frequency up to 100 GHz. This…

Mesoscale and Nanoscale Physics · Physics 2020-03-25 C. Leblanc , G. Malpuech , D. D. Solnyshkov

A prototype of digital frequency multiplexing electronics allowing the real time monitoring of kinetic inductance detector (KIDs) arrays for mm-wave astronomy has been developed. It requires only 2 coaxial cables for instrumenting a large…

Instrumentation and Methods for Astrophysics · Physics 2015-03-18 O. Bourrion , A. Bideaud , A. Benoit , A. Cruciani , J. F. Macias-Perez , A. Monfardini , M. Roesch , L. Swenson , C. Vescovi

Most atomic physics experiments are controlled by a digital pattern generator used to synchronize all equipment by providing triggers and clocks. Recently, the availability of well-documented open-source development tools has lifted the…

Instrumentation and Detectors · Physics 2021-06-16 A. Sitaram , G. K. Campbell , A. Restelli

Inertial sensors provide crucial feedback for control systems to determine motional status and make timely, automated decisions. Prior efforts tried to control the output of inertial sensors with acoustic signals. However, their approaches…

Cryptography and Security · Computer Science 2018-09-06 Yazhou Tu , Zhiqiang Lin , Insup Lee , Xiali Hei

The back-action damping of mechanical motion by electromagnetic radiation is typically overwhelmed by internal loss channels unless demanding experimental ingredients such as superconducting resonators, high-quality optical cavities, or…

Mesoscale and Nanoscale Physics · Physics 2025-01-31 Denise Puglia , Rachel Odessey , Peter S. Burns , Niklas Luhmann , Silvan Schmid , Andrew P. Higginbotham

We propose two experiments suited for high school and/or undergraduate physics laboratory which are aimed to the discovery of the practical meaning and usefulness of the FFT analysis as a mathematical and graphical instrument, intended to…

Physics Education · Physics 2023-09-13 Eugenio Tufino , Luigi Gratton , Stefano Oss

We demonstrate a hybrid analog+digital electronic lock to stabilize a dynamically tunable rf offset between two lasers. Our method features an 80 MHz capture range, +/- 7 GHz tuning range, frequency agility of 1 MHz/microsecond, and low…

Instrumentation and Detectors · Physics 2009-05-13 Joshua Hughes , Chad Fertig

We describe the design, commissioning and operation of an ultra-low-vibration closed-cycle cryogenic ion trap apparatus. One hundred lines for low-frequency signals and eight microwave / radio frequency coaxial feed lines offer the…

We present the design and implementation of a side entry laser system designed for an ultra-high vacuum scanning transmission electron microscope. This system uses a versatile probe design enclosed in a vacuum envelope such that parts can…

Physical implementations of qubits can be extremely sensitive to environmental coupling, which can result in decoherence. While efforts are made for protection, coupling to the environment is necessary to measure and manipulate the state of…

Energy measurement of computer devices, which are widely used in the Internet of Things (IoT), is an important yet challenging task. Most of these IoT devices lack ready-to-use hardware or software for power measurement. In this paper, we…

Operating Systems · Computer Science 2025-05-22 Haoyu Wang , Xinyi Li , Ti Zhou , Man Lin