English
Related papers

Related papers: SQUID-based multichannel system for Magnetoencepha…

200 papers

We present the design and construction of a SQUID-based magnetometer for operation down to temperatures T = 10 mK, while retaining the compatibility with the sample holders typically used in commercial SQUID magnetometers. The system is…

Instrumentation and Detectors · Physics 2007-05-23 A. Morello , W. G. J. Angenent , G. Frossati , L. J. de Jongh

Optics and more recently coherent matter waves enabled inertial sensors such as accelerometers and gyroscopes to reach high levels of resolution and sensitivity. As these technologies rest on physical phenomena that require particular…

Quantum Physics · Physics 2022-10-18 Ilia Khomchenko , Patrick Navez , Henni Ouerdane

Brain-computer interfaces (BCIs) enable direct communication between the brain and external devices, providing critical support for individuals with motor impairments. However, accurate motor imagery (MI) decoding from…

Machine Learning · Computer Science 2026-04-08 Panagiotis Andrikopoulos , Siamak Mehrkanoon

Electroencephalography (EEG) plays a crucial role in brain-computer interfaces (BCIs) and neurological diagnostics, but its real-world deployment faces challenges due to noise artifacts, missing data, and high annotation costs. We introduce…

Signal Processing · Electrical Eng. & Systems 2025-10-24 Meghna Roy Chowdhury , Yi Ding , Shreyas Sen

The harmonic oscillator is one of the most widely used model systems in physics: an indispensable theoretical tool in a variety of fields. It is well known that otherwise linear oscillators can attain novel and nonlinear features through…

Mesoscale and Nanoscale Physics · Physics 2016-07-14 Christin Rhén , Andreas Isacsson

Microelectromechanical systems (MEMS) have been applied to many measurement problems in physics, chemistry, biology and medicine. In parallel, cavity optomechanical systems have achieved quantum-limited displacement sensitivity and ground…

Optics · Physics 2012-07-23 Houxun Miao , Kartik Srinivasan , Vladimir Aksyuk

Scanning superconducting quantum interference device (SQUID) microscopy is a magnetic imaging technique combining high-field sensitivity with nanometer-scale spatial resolution. State-of-the-art SQUID-on-tip probes are now playing an…

Mesoscale and Nanoscale Physics · Physics 2022-03-03 M. Wyss , K. Bagani , D. Jetter , E. Marchiori , A. Vervelaki , B. Gross , J. Ridderbos , S. Gliga , C. Schönenberger , M. Poggio

Scanning superconducting quantum interference device microscopy (SSM) is a scanning probe technique that images local magnetic flux, which allows for mapping of magnetic fields with high field and spatial accuracy. Many studies involving…

Instrumentation and Detectors · Physics 2018-01-17 P. Reith , X. Renshaw Wang , H. Hilgenkamp

With the development of novel computing schemes working at cryogenic temperatures, superconducting memory elements have become essential. In this context, superconducting quantum interference devices (SQUIDs) are promising candidates, as…

We propose MEBM-Speech, a multi-scale enhanced neural decoder for speech activity detection from non-invasive magnetoencephalography (MEG) signals. Built upon the BrainMagic backbone, MEBM-Speech integrates three complementary temporal…

Sound · Computer Science 2026-03-04 Li Songyi , Zheng Linze , Liang Jinghua , Zhang Zifeng

We have implemented a new experimental set-up for precise measurements of current fluctuations in three-terminal devices. The system operates at very low temperatures (30 mK) and is equipped with three SQUIDs as low noise current…

Mesoscale and Nanoscale Physics · Physics 2012-10-26 A. H. Pfeffer , B. Kaviraj , O. Coupiac , F. Lefloch

Deciphering language from brain activity is a crucial task in brain-computer interface (BCI) research. Non-invasive cerebral signaling techniques including electroencephalography (EEG) and magnetoencephalography (MEG) are becoming…

Computation and Language · Computer Science 2025-12-29 Yiqian Yang , Hyejeong Jo , Yiqun Duan , Qiang Zhang , Jinni Zhou , Xuming Hu , Won Hee Lee , Renjing Xu , Hui Xiong

A superconducting quantum interference device (SQUID) miniaturized into nanoscale is promising in the inductive detection of a single electron spin. A nano-SQUID with a strong spin coupling coefficient, a low flux noise, and a wide working…

Mesoscale and Nanoscale Physics · Physics 2016-12-28 Lei Chen , Hao Wang , Xiaoyu Liu , Long Wu , Zhen Wang

The experimental investigation of quantum devices incorporating mechanical resonators has opened up new frontiers in the study of quantum mechanics at a macroscopic level$^{1,2}$. Superconducting microwave circuits have proven to be a…

Quantum Physics · Physics 2017-10-19 R. Manenti , A. F. Kockum , A. Patterson , T. Behrle , J. Rahamim , G. Tancredi , F. Nori , P. J. Leek

Epilepsy affects around 50 million people globally. Electroencephalography (EEG) or Magnetoencephalography (MEG) based spike detection plays a crucial role in diagnosis and treatment. Manual spike identification is time-consuming and…

Machine Learning · Statistics 2026-03-16 Fangyi Wei , Jiajie Mo , Kai Zhang , Haipeng Shen , Srikantan Nagarajan , Fei Jiang

This paper presents an embedded EEG instrumentation platform for real-time steady-state visually evoked potential (SSVEP) decoding based on an ESP32-S3 microcontroller and an ADS1299 analog front end. The system performs $8$-channel EEG…

Human-Computer Interaction · Computer Science 2026-03-12 Manh-Dat Nguyen , Thomas Do , Nguyen Thanh Trung Le , Xuan-The Tran , Fred Chang , Chin-Teng Lin

An end-to-end platform assembling multiple tiers is built for precisely cognizing brain activities. Being fed massive electroencephalogram (EEG) data, the time-frequency spectrograms are conventionally projected into the episode-wise…

Signal Processing · Electrical Eng. & Systems 2022-04-22 Zheng Chen , Lingwei Zhu , Ziwei Yang , Renyuan Zhang

Waveguide resonators are crucial elements in sensitive astrophysical detectors [1] and circuit quantum electrodynamics (cQED) [2]. Coupled to artificial atoms in the form of superconducting qubits [3, 4], they now provide a technologically…

Mesoscale and Nanoscale Physics · Physics 2013-01-22 Xiaoqing Zhou , Fredrik Hocke , Albert Schliesser , Achim Marx , Hans Huebl , Rudolf Gross , Tobias J. Kippenberg

We describe a possible implementation of the nanomechanical quantum superposition generation and detection scheme described in the preceding, companion paper [Armour A D and Blencowe M P 2008 New. J. Phys. Submitted]. The implementation is…

Quantum Physics · Physics 2009-05-06 M. P. Blencowe , A. D. Armour

We present a novel four-channel OPM sensor for magnetoencephalography that utilizes a two-color pump/probe scheme on a single optical axis. We characterize its performance across 18 built sensor modules. The new sensor implements several…