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In a large range of physics and space experiments, the direction of the magnetic field needs to be determined with an accuracy on the level of one milli radian or better. We have proposed a new type of magnetic compass - a rotation-based…

核实验 · 物理学 2024-06-18 B. Wojtsekhowski

In order to realize multi-spectral imaging of space coronagraph, a compact filter wheel mechanism is designed. The filters with different spectral transmittance can be cut into the optical path at different times by this mechanism. Because…

天体物理仪器与方法 · 物理学 2025-12-05 Wei Guo , Jiangpei Dou , Mingming Xu , Linyi Kong , Baolu Liu , Bo Chen , Shu Jiang

The generation, manipulation and detection of spin-polarized electrons in nanostructures define the main challenges of spin-based electronics[1]. Amongst the different approaches for spin generation and manipulation, spin-orbit coupling,…

介观与纳米尺度物理 · 物理学 2009-11-11 Sergio O. Valenzuela , M. Tinkham

Microelectronic magnetic sensors are essential in diverse applications, including automotive, industrial, and consumer electronics. Hall-effect devices hold the largest share of the magnetic sensor market, and they are particularly valued…

仪器与探测器 · 物理学 2024-09-09 Jacopo Ruggeri , Udo Ausserlechner , Helmut Köck , Karen M. Dowling

The positions of poles and zeros of a filter circuit indicates how the system behaves with variation in frequency as well as it results a tool to utilize the system gain by setting the frequency range in a complex process. The existing…

信号处理 · 电气工程与系统科学 2019-04-08 Arnesh Sen , Aishik Das , Jayoti Das

This research focuses on soft robotic bladders that are used to monitor and control the interaction between a user's head and the shell of a Smart Helmet. Compression of these bladders determines impact dissipation; hence the focus of this…

机器人学 · 计算机科学 2022-07-15 Colin Pollard , Jonathan Aston , Mark A. Minor

In this paper the concept of a machine learning based hands-on detection algorithm is proposed. The hand detection is implemented on the hardware side using a capacitive method. A sensor mat in the steering wheel detects a change in…

机器学习 · 计算机科学 2023-06-16 Michael Hollmer , Andreas Fischer

The majority of everyday tasks involve interacting with unstructured environments. This implies that, in order for robots to be truly useful they must be able to handle contacts. This paper explores how a particle filter can be used to…

机器人学 · 计算机科学 2018-02-05 Elena Galbally , Mikael Jorda

Estimating the contact state between a grasped tool and the environment is essential for performing contact tasks such as assembly and object manipulation. Force signals are valuable for estimating the contact state, as they can be utilized…

机器人学 · 计算机科学 2025-09-25 Kyo Kutsuzawa , Mitsuhiro Hayashibe

Sensitive magnetometers have been applied in a wide range of research fields, including geophysical exploration, bio-magnetic field detection, ultralow-field nuclear magnetic resonance, etc. Commonly, magnetometers are directly placed at…

The photonic spin Hall effect (SHE) is generally believed to be a result of an effective spin-orbit coupling, which describes the mutual influence of the spin (polarization) and the trajectory of the light beam. The photonic SHE holds great…

光学 · 物理学 2015-06-22 Xinxing Zhou , Shizhen Chen , Yachao Liu , Hailu Luo , Shuangchun Wen

Optomechanical magnetometers enable highly sensitive magnetic field sensing. However, all such magnetometers to date have been optically excited and read-out either via free space or a tapered optical fiber. This limits their scalability…

Precise manipulation of liquid marbles has significant potential in various applications such as lab-on-a-chip systems, drug delivery, and biotechnology and has been a challenge for researchers. Ferrofluid marble (FM) is a marble with a…

In many applications, the ability to measure the vector information of a magnetic field with high spatial resolution and low cost is essential, but it is still a challenge for existing magnetometers composed of multiple sensors. Here, we…

介观与纳米尺度物理 · 物理学 2022-08-05 Xin Chen , Hang Xie , Haoxuan Shen , Yihong Wu

Navigation using only one marker, which contains four artificial features, is a challenging task since camera pose estimation using only four coplanar points suffers from the rotational ambiguity problem in a real-world application. This…

机器人学 · 计算机科学 2021-12-21 Yibo Liu , Hunter Schofield , Jinjun Shan

Localization is a fundamental requirement for an autonomous vehicle system. One of the most often used systems for autonomous vehicle localization is the global positioning system (GPS). Nevertheless, the functionality of GPS is strongly…

机器人学 · 计算机科学 2024-05-07 P Paryanto , Rakha Rahmadani Pratama , Roni Permana Saputra

This paper proposes a functional observer-based sliding mode control technique for position control of a single-link flexible manipulator. The proposed method considers the unmodelled system dynamics as uncertainty and aims to achieve…

系统与控制 · 电气工程与系统科学 2023-05-23 Atul Sharma , S. Janardhanan

A Hall magnetometer with variable sensitivity is constructed to measure the magnetic properties of magnetic nanoparticles manufactured by different methods. This novel magnetometer can also be used to measure bulk materials and samples in…

Photonic spin Hall effect is a manifestation of spin-orbit interaction of light and can be measured by a transverse shift \lambda of photons with opposite spins. The precise measurement of transverse shifts can enable many spin-related…

光学 · 物理学 2022-12-26 Zhihao Chen , Yu Chen , Yaodong Wu , Xinxing Zhou , Handong Sun , Tony Low , Hongsheng Chen , Xiao Lin

The present paper proposes a data-driven sensor selection method for a high-dimensional nondynamical system with strongly correlated measurement noise. The proposed method is based on proximal optimization and determines sensor locations by…

信号处理 · 电气工程与系统科学 2022-11-29 Takayuki Nagata , Keigo Yamada , Taku Nonomura , Kumi Nakai , Yuji Saito , Shunsuke Ono