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相关论文: A Novel X-Axis Tuning Fork Gyroscope with "8 Verti…

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In this paper, a novel coarse-to-fine optical MEMS accelerometer based on the Fabry Perot (FP) interferometer is proposed. The mechanical structure consists of a proof mass that is suspended by four L-shaped springs. The deflection of the…

应用物理 · 物理学 2023-07-19 Mojtaba Rahimi , Majid Taghavi , Mohammad Malekmohammad

A high-resolution beam telescope is one of the most important and demanding infrastructure components at any test beam facility. Its main purpose is to provide reference particle tracks from the incoming test beam particles to the test beam…

A new technique for the fabrication of highly sensitive qPlus sensor for atomic force microscopy (AFM) is described. Focused ion beam was used to cut then weld onto a bare quartz tuning fork a sharp micro-tip from an electrochemically…

介观与纳米尺度物理 · 物理学 2015-07-21 Hatem Labidi , Martin Kupsta , Taleana Huff , Mark Salomons , Douglas Vick , Marco Taucer , Jason Pitters , Robert A. Wolkow

Gyroscopes are crucial for accurate angular velocity measurements in navigation, stabilization, and control systems. MEMS gyroscopes offer advantages like compact size and low cost but suffer from errors and inaccuracies that are complex…

机器学习 · 计算机科学 2024-10-11 Yaoyao Long , Zhenming Liu , Cong Hao , Farrokh Ayazi

The calibration of MEMS triaxial gyroscopes is crucial for achieving precise attitude estimation for various wearable health monitoring applications. However, gyroscope calibration poses greater challenges compared to accelerometers and…

机器人学 · 计算机科学 2024-06-11 Yaqi Li , Li Wang , Zhitao Wang , Xiangqing Li , Jiaojiao Li , Steven Weidong Su

This paper developed an efficient method for calibrating triaxial MEMS gyroscopes, which can be effectively utilized in the field environment. The core strategy is to utilize the criterion that the dot product of the measured gravity and…

机器人学 · 计算机科学 2024-10-28 Yaqi Li , Li Wang , Zhitao Wang , Xiangqing Li , Steven W. Su

Automated visual inspection of locomotive coil springs presents significant challenges due to the morphological diversity of surface defects, substantial scale variations, and complex industrial backgrounds. This paper proposes MSD-DETR…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Matteo Rossi , Pony Matt

We have developed X-ray telescope mirrors using an original electroforming replication technique established through the fabrication of millimeter-aperture, ultra-short-focal-length nanofocusing mirrors for synchrotron X-ray microscopy.…

Thin slumped glass foils are considered good candidates for the realization of future X-ray telescopes with large effective area and high spatial resolution. However, the hot slumping process affects the glass strength, and this can be an…

天体物理仪器与方法 · 物理学 2015-11-04 B. Salmaso , M. Civitani , B. Brizzolari , S. Basso , M. Ghigo , G. Pareschi , D. Spiga , L. Proserpio , Y. Suppiger

Silicon-MEMS gyroscope is an important part of MEMS (Micro Electrical Mechanical System). There are some disturb ignored in traditional gyroscope that must be evaluated newly because of its smaller size (reach the level of micron). In these…

其他计算机科学 · 计算机科学 2008-02-22 G. Qiufen , G. Yuansheng , S. Feng , L. Fuqiang

We demonstrate a scanning force microscope, based upon a quartz tuning fork, that operates below 100 mK and in magnetic fields up to 6 T. The microscope has a conducting tip for electrical probing of nanostructures of interest, and it…

介观与纳米尺度物理 · 物理学 2007-05-23 K. R. Brown , L. Sun , B. E. Kane

The LYCORIS Large Area Silicon Strip Telescope for the DESY II Test Beam Facility is presented. The DESY II Test Beam Facility provides elec- tron and positron beams for beam tests of up to 6 GeV. A new telescope with a large 10x20 cm$^2$…

仪器与探测器 · 物理学 2018-01-26 Uwe Kraemer , Dimitra Tsionou , Marcel Stanitzki , Mengqing Wu

We report on state-of-the-art scanning probe microscopy measurements performed in a pulse tube based top-loading closed-cycle cryostat with a base temperature of 4 K and a 9 T magnet. We decoupled the sample space from the mechanical and…

In this paper, CFD approach is used to simulate the thermal behavior in a sensitive high-Q gyroscope. The electromagnetically driving wires, in which AC current flows, are treated as Joule heat sources in the model. We found that the…

其他计算机科学 · 计算机科学 2007-11-29 Fei Duan , J. Jiao , Y. Wang

Space-based gamma-ray telescopes such as the Fermi Large Area Telescope have used single sided silicon strip detectors to measure the position of charged particles produced by incident gamma rays with high resolution. At energies in the…

This paper presents an efficient servomotor-aided calibration method for the triaxial gyroscope. The entire calibration process only requires approximately one minute, and does not require high-precision equipment. This method is based on…

机器人学 · 计算机科学 2021-07-30 Li Wang , Tao Zhang , Lin Ye , Jiao Jiao Li , Steven Su

The XAFS beamline at Elettra Synchrotron in Trieste combines X-ray absorption spectroscopy and X-ray diffraction to provide chemically specific structural information of materials. It operates in the energy range 2.4-27 keV by using a…

We present a new class of magnetically shaped deformable liquid mirrors made of a magnetic liquid (ferrofluid). Deformable liquid mirrors offer advantages with respect to deformable solid mirrors: large deformations, low costs and the…

光学 · 物理学 2009-11-13 Denis Brousseau , Ermanno F. Borra , Hubert-Jean Ruel , Jocelyn Parent

Mechanical stress control is becoming one of the major challenges for the future of micro and nanotechnologies. Micro scanning X-ray diffraction is one of the promising techniques that allows stress characterization in such complex…

材料科学 · 物理学 2025-01-22 P. Goudeau , N. Tamura , B. Lavelle , S. Rigo , T. Masri , A. Bosseboeuf , T. Sarnet , J. -A. Petit , J. -M. Desmarres
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