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Per- and polyfluoroalkyl substances (PFAS), often referred as "forever chemicals," are pervasive environmental pollutants due to their resistance to degradation. Among these, perfluorooctanoic acid (PFOA) poses significant threats to human…

Per- and polyfluoroalkyl substances (PFAS) are persistent environmental pollutants with known toxicity and bioaccumulation issues. Their widespread industrial use and resistance to degradation have led to global environmental contamination…

机器学习 · 计算机科学 2024-09-17 Lucas Jividen , Tibo Duran , Xi-Zhi Niu , Jun Bai

Per- and polyfluoroalkyl substances (PFAS) are persistent environmental contaminants with significant public health impacts, yet large-scale monitoring remains severely limited due to the high cost and logistical challenges of field…

计算机视觉与模式识别 · 计算机科学 2026-02-19 Jowaria Khan , Alexa Friedman , Sydney Evans , Rachel Klein , Runzi Wang , Katherine E. Manz , Kaley Beins , David Q. Andrews , Elizabeth Bondi-Kelly

Boron-doped, graphene sponge anode was synthesized and applied for the electrochemical oxidation of C4-C8 per and polyfluoroalkyl substances (PFASs). Removal efficiencies, obtained in low conductivity electrolyte (1 mS cm-1) and one-pass…

材料科学 · 物理学 2022-02-15 Nick Duinslaeger , Jelena Radjenovic

Short-chain per- and polyfluoroalkyl substances (PFASs) are increasingly replacing regulated long-chain PFASs, yet they remain challenging to remove from water due to their high persistence, mobility, and weak affinity toward conventional…

Per- and polyfluoroalkyl substances (PFAS) are persistent environmental pollutants of major public health concern due to their resistance to degradation, widespread presence, and potential health risks. Analyzing PFAS in groundwater is…

应用统计 · 统计学 2026-03-17 Suman Majumder , Indranil Sahoo

In water monitoring, environmental analysis, cell culture stability, and biomedical applications, precise pH control is demanded. Traditional methods like pH strips and meters have limitations: pH strips lack precision, while…

Conventional methods for water pollutant detection, such as chemical assays and optical spectroscopy, are often invasive, expensive, and unsuitable for real-time, portable monitoring. In this paper, we introduce VibraWave, a novel…

系统与控制 · 电气工程与系统科学 2025-11-27 Sagnik Ghosh , Sandip Chakraborty

This work establishes a protocol to study via Molecular Dynamics simulation the degradation of Per-and Polyfluoroalkyl Substances (PFAS) in water by hydroxyl radical. To achieve this, molecular dynamics simulations are carried out, using…

化学物理 · 物理学 2025-07-25 Axel Richard , Pascal Brault , Nicolas Froloff , Olivier Aubry , Dunpin Hong , Hervé Rabat

The development of highly-sensitive and miniaturized sensors that capable of real-time analytes detection is highly desirable. Nowadays, toxic or colorless gas detection, air pollution monitoring, harmful chemical, pressure, strain,…

应用物理 · 物理学 2018-01-19 Ahmmed A. Rifat , Kawsar Ahmed , Sayed Asaduzzaman , Bikash Kumar Paul , Rajib Ahmed

Detecting water-surface targets for Unmanned Surface Vehicles (USVs) is challenging due to wave clutter, specular reflections, and weak appearance cues in long-range observations. Although 4D millimeter-wave radar complements cameras under…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Yuting Wan , Liguo Sun , Jiuwu Hao , Zao Zhang , Pin LV

Per- and polyfluoroalkyl substances are a class of synthetic chemical compounds widely used as coatings to lower surface energies. Yet the microscopic mechanisms of their weak interaction with water and organic compounds remain poorly…

化学物理 · 物理学 2026-04-06 Maximilian R. Becker , Ruben Cruz , Kenichi Ataka , Joachim Heberle , Roland R. Netz

The electronics and semiconductor industry is a prominent consumer of per- and poly-fluoroalkyl substances (PFAS), also known as forever chemicals. PFAS are persistent in the environment and can bioaccumulate to ecological and human toxic…

硬件体系结构 · 计算机科学 2025-05-13 Mariam Elgamal , Abdulrahman Mahmoud , Gu-Yeon Wei , David Brooks , Gage Hills

Photo-acoustic spectroscopy (PAS) is one of the most sensitive non-destructive analysis techniques for gases, fluids and solids. It can operate background-free at any wavelength and is applicable to microscopic and even non-transparent…

Fluorescence Correlation Spectroscopy (FCS) is widely used to detect and quantify diffusion processes at the molecular level. The molecules of which diffusion is studied are marked with fluorescent dyes. It is commonly maintained that this…

生物物理 · 物理学 2018-06-12 Mathias Lechelon , Marco Pettini

Phonon polaritons (PhPs), the collective phonon oscillations with hybridized electromagnetic fields, concentrate optical fields in the mid-infrared frequency range that matches the vibrational modes of molecules. The utilization of PhPs…

光学 · 物理学 2020-06-24 Haomin Wang , Eli Janzen , Le Wang , James H. Edgar , Xiaoji G. Xu

This study evaluates the effectiveness of non-thermal plasma at atmospheric pressure (NTP APPJ) for treating PFAS - contaminated water in different matrices. Successful removal of several perfluoroalkyl carboxylic acids (PFCAs) (C6 to C4),…

Environmental pollution by man-made toxic and persistent organic compounds, found throughout the world in surface and groundwater, has various negative effects on aquatic life systems and even humans. Therefore, it is important to develop…

计算物理 · 物理学 2023-10-24 René Hafner , Nils Wolfgramm , Peter Klein , Herbert M. Urbassek

Cavity-enhanced direct frequency comb spectroscopy (CE-DFCS) has demonstrated powerful potential for trace gas detection based on its unique combination of high bandwidth, rapid data acquisition, high sensitivity, and high resolution, which…

Fluid antenna systems (FAS) have recently emerged as a promising paradigm for achieving spatially reconfigurable, compact, and energy-efficient wireless communications in beyond fifth-generation (B5G) and sixth-generation (6G) networks. By…

信号处理 · 电气工程与系统科学 2026-02-02 Saeid Pakravan , Mohsen Ahmadzadeh , Ming Zeng , Wessam Ajib , Ji Wang , Xingwang Li
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