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Air pollution remains a major global issue that seriously impacts public health, environmental quality, and ultimately human health. To help monitor problem, we have created and constructed a low-cost, real-time, portable air quality…

Signal Processing · Electrical Eng. & Systems 2025-07-01 S M Minhazur Rahman , Md. Amrin Ibna Hasnath , Rifatul Islam , Ahmed Faizul Haque Dhrubo , Mohammad Abdul Qayum

We investigate the low loss acoustic motion of superfluid $^4$He parametrically coupled to a very low loss, superconducting Nb, TE$_{011}$ microwave resonator, forming a gram-scale, sideband resolved, optomechanical system. We demonstrate…

Quantum Physics · Physics 2013-08-12 L. A. DeLorenzo , K. C. Schwab

In recent years, wake steering has been established as a promising method to increase the energy yield of a wind farm. Current practice in estimating the benefit of wake steering on the annual energy production (AEP) consists of evaluating…

We investigate the dynamics of an overdamped Brownian particle moving in a washboard potential with space dependent friction coefficient. Analytical expressions have been obtained for current and diffusion coefficient. We show that the…

Statistical Mechanics · Physics 2009-11-07 Debasis Dan , A. M. Jayannavar

Chronic respiratory diseases, such as chronic obstructive pulmonary disease and asthma, are a serious health crisis, affecting a large number of people globally and inflicting major costs on the economy. Current methods for assessing the…

Image and Video Processing · Electrical Eng. & Systems 2021-04-06 Rohan Tan Bhowmik

A newly developed sensitivity-driven approach is employed to study the role of energetic particles in suppressing turbulence-inducing micro-instabilities for a set of realistic JET-like cases with NBI deuterium and ICRH $^3$He fast ions.…

Plasma Physics · Physics 2021-05-26 Ionut-Gabriel Farcas , Alessandro Di Siena , Frank Jenko

The advanced world-wide network of gravitational waves (GW) observatories is scheduled to begin operations within the current decade. Thanks to their improved sensitivity, they promise to yield a number of detections and thus to open a new…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 Walter Del Pozzo

Breathing signal monitoring can provide important clues for human's physical health problems. Comparing to existing techniques that require wearable devices and special equipment, a more desirable approach is to provide contact-free and…

Computational Engineering, Finance, and Science · Computer Science 2017-02-08 Xuyu Wang , Chao Yang , Shiwen Mao

This work presents a novel diagnostic tool for studying the thermodynamics of the climate systems with a wide range of applications, from sensitivity studies to model tuning. It includes a number of modules for assessing the internal energy…

Atmospheric and Oceanic Physics · Physics 2019-06-13 Valerio Lembo , Frank Lunkeit , Valerio Lucarini

As the penetration of wind generation increases, the uncertainty it brings has imposed great challenges to power system operation. To cope with the challenges, tremendous research work has been conducted, among which two aspects are of most…

Optimization and Control · Mathematics 2018-10-29 Bin Liu , Bingxu Zhai , Mengchen Liu , Feng Liu , Haibo Lan

Non-Gaussian impulsive noise (IN) with memory exists in many practical applications. When it is mixed with white Gaussian noise (WGN), the resultant mixed noise will be bursty. The performance of communication systems will degrade…

Signal Processing · Electrical Eng. & Systems 2024-02-12 Tianfu Qi , Jun Wang

The commercial introduction of a novel electronic device is often preceded by a lengthy material optimization phase devoted to the suppression of device noise as much as possible. The emergence of novel computing architectures, however,…

Mesoscale and Nanoscale Physics · Physics 2023-07-25 János Gergő Fehérvári , Zoltán Balogh , Tímea Nóra Török , András Halbritter

This article presents an innovative approach for developing an efficient reduced-order model to study the dispersion of urban air pollutants. The need for real-time air quality monitoring has become increasingly important, given the rise in…

Numerical Analysis · Mathematics 2023-05-29 Moaad Khamlich , Giovanni Stabile , Gianluigi Rozza , László Környei , Zoltán Horváth

Accurate atmospheric wind field information is crucial for various applications, including weather forecasting, aviation safety, and disaster risk reduction. However, obtaining high spatiotemporal resolution wind data remains challenging…

Machine Learning · Computer Science 2025-10-21 Yuchen Ye , Chaoxia Yuan , Mingyu Li , Aoqi Zhou , Hong Liang , Chunqing Shang , Kezuan Wang , Yifeng Zheng , Cong Chen

Phase transitions during inflation can generate a stochastic gravitational-wave background that probes primordial physics. We study the detectability and parameter reconstruction of such a signal with a space-based gravitational-wave…

Cosmology and Nongalactic Astrophysics · Physics 2026-03-24 Qingyuan Liang , Chen Yang , Haipeng An , Huai-Ke Guo

This paper presents a chemical microwave flexible sensor based on a resonant electromagnetic transducer in micro-strip technology with poly (3,4-ethylenedioxythiophene) polystyrene sulfonate -- multi wall carbon nanotubes (PEDOT:PSS-MWCNTs)…

This work presents an autoregressive generative diffusion model (DiffObs) to predict the global evolution of daily precipitation, trained on a satellite observational product, and assessed with domain-specific diagnostics. The model is…

Computational Physics · Physics 2024-04-11 Jason Stock , Jaideep Pathak , Yair Cohen , Mike Pritchard , Piyush Garg , Dale Durran , Morteza Mardani , Noah Brenowitz

We introduce a novel algorithm for online estimation of acoustic impulse responses (AIRs) which allows for fast convergence by exploiting prior knowledge about the fundamental structure of AIRs. The proposed method assumes that the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-10 Thomas Haubner , Andreas Brendel , Walter Kellermann

Electroencephalography (EEG) is an important clinical tool for grading injury caused by lack of oxygen or blood to the brain during birth. Characteristics of low-voltage waveforms, known as inter-bursts, are related to different grades of…

Signal Processing · Electrical Eng. & Systems 2019-07-08 Sumit A. Raurale , Saif Nalband , Geraldine B. Boylan , Gordon Lightbody , John M. O'Toole

This article is the second of a series of articles aiming at proving the feasibility of the forecast of all the most relevant classical atmospherical parameters for astronomical applications (wind speed and direction, temperature, relative…

Instrumentation and Methods for Astrophysics · Physics 2013-09-27 Franck Lascaux , Elena Masciadri , Luca Fini