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Thermal convection based micro-electromechanical accelerometer is a relatively new kind of acceleration sensor that does not require a solid proof mass, yielding unique benefits like high shock survival rating, low production cost, and…

Applied Physics · Physics 2018-01-24 Rahul Mukherjee , Joydeep Basu , Pradip Mandal , Prasanta Kumar Guha

This paper presents the design and post-layout characteristics of a differential capacitance based inertial accelerometer This includes a MEMS based mechanical sensing element and a CMOS charge amplifier, which is the first stage of a…

Instrumentation and Detectors · Physics 2021-11-16 Hélder Campos , Nuno Paulino , João F. Loureiro

This paper presents the design, simulation, and analytical modeling of the single proposed axis MEMSbased capacitive accelerometer. Analytical modeling has been done for frequency and displacement sensitivity. The performance of the…

Systems and Control · Electrical Eng. & Systems 2021-11-09 Veena. S , Newton Rai , H. L. Suresh , Veda Sandeep Nagaraja

Digital Decimation process plays an important task in a communication system. It mostly is applied in transceiver when the frequency reduction is required. However, the decimation process for sigma-delta modulator is considered in this…

Signal Processing · Electrical Eng. & Systems 2018-08-08 Rozita Teymourzadeh , Masuri Othman

On-chip thermometry at deep-cryogenic temperatures is vital in quantum computing applications to accurately quantify the effect of increased temperature on qubit performance. In this work, we present a sub-1 K temperature sensor in CMOS…

In this paper we present a simple and efficient built-in temperature sensor for thermal monitoring of standard-cell based VLSI circuits. The proposed smart temperature sensor uses a ring-oscillator composed of complex gates instead of…

Hardware Architecture · Computer Science 2011-11-09 S. A. Bota , M. Rosales , J. L. Rossello , J. Segura

An original packaging method suitable for integrated thermal mass flow sensors is presented. The method consists in the application of a plastic transparent adapter to the chip surface. The adapter is sealed to the chip surface by means of…

Other Computer Science · Computer Science 2008-02-22 P. Bruschi , V. Nurra

Inertial sensors based on cold atom interferometry exhibit many interesting features for applications related to inertial navigation, particularly in terms of sensitivity and long-term stability. However, at present the typical atom…

We present a temperature-dependent extension of the approximate electronic conductivity formula of Hindley and Mott that leverages time-averaged fluctuations of the electronic density of states obtained from ab initio molecular dynamics. By…

An inertial sensor design is proposed in this paper to achieve high sensitivity and large dynamic range in the sub-Hz frequency regime. High acceleration sensitivity is obtained by combining optical cavity readout systems with…

Quantum Physics · Physics 2022-09-23 Yanqi Zhang , Adam Hines , Dalziel Wilson , Felipe Guzman

The dynamic behavior of a capacitive micro-electro-mechanical (MEMS) accelerometer is evaluated by using a theoretical approach which makes use of a squeeze film damping (SFD) model and ideal gas approach. The study investigates the…

Semiconductor integrated circuits operated at cryogenic temperature will play an essential role in quantum computing architectures. These can offer equivalent or superior performance to their room-temperature counterparts while enabling a…

Mesoscale and Nanoscale Physics · Physics 2025-07-18 Jonathan Eastoe , Grayson M. Noah , Debargha Dutta , Alessandro Rossi , Jonathan D. Fletcher , Alberto Gomez-Saiz

Understanding the thermal behaviour of superconducting accelerator magnets is essential to ensure their stable and reliable operation. This work presents an extension of the Finite Element Quench Simulator (FiQuS) Multipole module to…

We demonstrate a microfabricated optomechanical accelerometer that is capable of percent-level accuracy without external calibration. To achieve this capability, we use a mechanical model of the device behavior that can be characterized by…

Instrumentation and Detectors · Physics 2022-05-25 Benjamin J. Reschovsky , David A. Long , Feng Zhou , Yiliang Bao , Richard A. Allen , Thomas W. LeBrun , Jason J. Gorman

First-principles prediction of lattice thermal conductivity $\kappa_L$ of strongly anharmonic crystals is a long-standing challenge in solid state physics. Making use of recent advances in information science, we propose a systematic and…

Materials Science · Physics 2015-11-17 Fei Zhou , Weston Nielson , Yi Xia , Vidvuds Ozolins

We demonstrate a closed-loop light-pulse atom interferometer inertial sensor that can realize continuous decoupled measurements of acceleration and rotation rate. The sensor operates with double-loop atom interferometers, which share the…

Atomic Physics · Physics 2024-04-16 Zhi-Xin Meng , Pei-Qiang Yan , Sheng-Zhe Wang , Xiao-Jie Li , Hong-bo Xue , Yan-Ying Feng

Cryogenic characterization of transition-edge sensor (TES) bolometers is a time- and labor-intensive process. As new experiments deploy larger and larger arrays of TES bolometers, the testing process will become more of a bottleneck. Thus…

Instrumentation and Methods for Astrophysics · Physics 2024-08-16 K. R. Ferguson , A. N. Bender , N. Whitehorn , T. W. Cecil

This paper presents the first-principle design approach for X-ray active optics, using the simulation-modulation cycle in place of the measurement-modulation feedback loops used in traditional active optics. Hence, the new active optics…

Optics · Physics 2024-01-09 Dezhi Diao , Han Dong , Fugui Yang , Ming Li , Weifan Sheng , Xiaowei Zhang

This document proposes binomial integer parameters for the cascaded Delta-Sigma-modulator structure with distributed feedback and distributed feedforward input and multi-bit output. It is demonstrated that high orders can be achieved with…

Signal Processing · Electrical Eng. & Systems 2025-11-14 Martin J. W. Schubert

Silicon photonics has emerged as the leading candidate for implementing ultralow power wavelength division multiplexed communication networks in high-performance computers, yet current components (lasers, modulators, filters, and detectors)…

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