English
Related papers

Related papers: Isoprene and acetone concentration profiles during…

200 papers

The reactive uptake of carbonyl-containing volatile organic compounds (cVOCs) by aqueous atmospheric aerosols is a likely source of particulate organic material. The aqueous-phase secondary organic products of some cVOCs are surface-active.…

Atmospheric and Oceanic Physics · Physics 2011-12-05 Zhi Li , Allison N. Schwier , Neha Sareen , V. Faye McNeill

The use of the osmotic thermodynamic model, combined with a series of methane and carbon dioxide gas adsorption experiments at various temperatures, has allowed shedding some new light on the fascinating phase behavior of flexible…

We present a workflow that iteratively combines \textit{ab-initio} calculations with a machine-learning (ML) guided search for superconducting compounds with both dynamical stability and instability from imaginary phonon modes, the latter…

Superconductivity · Physics 2026-03-09 Niraj K. Nepal , Lin-Lin Wang

In the era of growing interest in healthy buildings and smart homes, the importance of sustainable, health conscious indoor environments is paramount. Smart tools, especially VOC sensors, are crucial for monitoring indoor air quality, yet…

Signal Processing · Electrical Eng. & Systems 2026-02-12 Seyed Hamidreza Nabaei , Ryan Lenfant , Viswajith Govinda Rajan , Dong Chen , Michael P. Timko , Bradford Campbell , Arsalan Heydarian

Proliferation of cheap and accessible cameras makes it possible to measure a subject's breath rate from video footage alone. Recent works on this topic have proposed a variety of approaches for accurately measuring human breath rate,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Alexey Protopopov

Exhaled air contains aerosol of submicron droplets of the alveolar lining fluid (ALF), which are generated in the small airways of a human lung. Since the exhaled particles are micro-samples of the ALF, their trapping opens up an…

Biological Physics · Physics 2024-11-25 Aleksey Mizev , Anastasia Shmyrova , Irina Mizeva , Irina Peleneva

In applications involving organic vapour, the performance of high surface area carbons is often challenged by water vapour in the atmosphere. Small angle neutron scattering (SANS), through its ability to distinguish between different…

Chemical Physics · Physics 2015-03-18 Krisztina László , Bruno Demé , Orsolya Czakkel , Erik Geissler

A reliable process for compressing hydrogen and for removing all contaminants is that of the metal hydride thermal compression. The use of metal hydride technology in hydrogen compression applications though, requires thorough structural…

Materials Science · Physics 2014-01-15 E. D. Koultoukis , E. I Gkanas , S. S. Makridis , C. N. Christodoulou , D. Fruchart , A. K. Stubos

The reaction pp -> pp eta was measured at excess energies of 15 and 41 MeV at an external target of the Juelich Cooler Synchrotron COSY with the Time of Flight Spectrometer. About 25000 events were measured for the excess energy of 15 MeV…

Nuclear Experiment · Physics 2015-06-26 TOF Collaboration

The process of human speech production involves coordinated respiratory action to elicit acoustic speech signals. Typically, speech is produced when air is forced from the lungs and is modulated by the vocal tract, where such actions are…

False-positive results and bias may be common features of the biomedical literature today, including risk factor-chronic disease research. A study was undertaken to assess the reliability of base studies used in a meta-analysis examining…

Applications · Statistics 2020-10-20 Warren B. Kindzierski , S. Stanley Young , Terry G. Meyer , John D. Dunn

Rapid detection of gas concentration is important in different domains like gas leakage monitoring, pollution control, and so on, for the prevention of health hazards. Out of different types of gas sensors, Metal oxide (MOx) sensors are…

Neural and Evolutionary Computing · Computer Science 2025-06-03 Shavika Rastogi , Nik Dennler , Michael Schmuker , André van Schaik

Three series of tensile relaxation tests are performed on isotactic polypropylene at room temperature in the vicinity of the yield point. In the first series of experiments, injection-molded samples are used without thermal pre-treatment.…

Materials Science · Physics 2007-05-23 A. D. Drozdov , J. deC. Christiansen

Anion exchange membranes (AEMs) are promising candidates for replacing proton exchange membranes (PEMs) in electrochemical devices such as fuel cells, electrolyzers, batteries, and osmotic energy extraction systems. However, optimizing the…

Techniques have been developed to measure the isotopic composition of trace elements from matrices predominantly consisting of interfering isotopes. These techniques have been applied to measuring mass-independent fractionation of…

Nuclear Experiment · Physics 2018-06-26 Adam J. Mayer , Michael Wieser , William Matthews , Robert Ian Thompson

Studies of flow through the human airway have shown that inhalation time (IT) and secondary flow structures can play important roles in particle deposition. However, the effects of varying IT in conjunction with respiratory rate (RR) on…

Fluid Dynamics · Physics 2021-01-26 Manikantam G. Gaddam , Arvind Santhanakrishnan

Nowadays air pollution becomes one of the biggest world issues in both developing and developed countries. Helping individuals understand their air pollution exposure and health risks, the traditional way is to utilize data from static…

Computers and Society · Computer Science 2020-05-29 Ke Hu , Ashfaqur Rahman , Hassan Habibi Gharakheili , Vijay Sivaraman

X-band electron paramagnetic resonance (EPR) spectroscopy was used to study the spectral properties of a nitroxide spin probe in ethanol glass and crystalline ethanol, at 5 - 11.5 K. The different anisotropy of molecular packing in the two…

Soft Condensed Matter · Physics 2015-05-19 Marina Kveder , Dalibor Merunka , Milan Jokić , Boris Rakvin

Alternative synthetic fuels can be produced by renewable energy sources and represent a potential route for solving long-term energy storage. Among them, oxygenated fuels have the advantage of significantly reducing pollutant emissions and…

Chemical Physics · Physics 2022-04-25 Robert Schmitz , Federica Ferraro , Mariano Sirignano , Christian Hasse

Airflow signal encodes rich information about respiratory system. While the gold standard for measuring airflow is to use a spirometer with an occlusive seal, this is not practical for ambulatory monitoring of patients. Advances in sensor…

Machine Learning · Statistics 2020-08-12 Whitney K. Huang , Yu-Min Chung , Yu-Bo Wang , Jeff E. Mandel , Hau-Tieng Wu