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Infrared observations of metastable 2$^3$S helium absorption with ground- and space-based spectroscopy are rapidly maturing, as this species is a unique probe of exoplanet atmospheres. Specifically, the transit depth in the triplet feature…

Detection of gravitational waves (GWs) from neutron star-black hole (NSBH) standard sirens can provide local measurements of the Hubble constant ($H_0$), regardless of the detection of an electromagnetic (EM) counterpart: The presence of…

Cosmology and Nongalactic Astrophysics · Physics 2022-07-26 B. Shiralilou , G. Raaijmakers , B. Duboeuf , S. Nissanke , F. Foucart , T. Hinderer , A. Williamson

The long-term stability in terms of gain and energy resolution of a prototype triple Gas Electron Multiplier (GEM) detector has been investigated with high rate X-ray irradiation. Premixed Ar/CO2 (80:20) and (90:10) gases have been used for…

Instrumentation and Detectors · Physics 2021-07-05 S Chatterjee , S Roy , A Sen , S Chakraborty , S Das , S K Ghosh , S K Prasad , S Raha , S Biswas

An innovative and novel quartz-enhanced photoacoustic spectroscopy (QEPAS) sensor for highly sensitive and selective breath gas analysis is introduced. The QEPAS sensor consists of two acoustically coupled micro-resonators (mR) with an…

Instrumentation and Detectors · Physics 2017-04-28 Jan C. Petersen , Laurent Lamard , Yuyang Feng , J-F. Focant , Andre peremans , Mikael Lassen

In this paper important aspects of Lower Hybrid (LH) operation with the ITER Like Wall (ILW) [1] at JET are reported. Impurity release during LH operation was investigated and it was found that there is no significant Be increase with LH…

Results are reported from the first flight of a new balloon-borne instrument, BAM (Balloon-borne Anisotropy Measurement), designed to search for cosmic microwave background (CMB) anisotropy. The instrument uses a cryogenic differential…

Astrophysics · Physics 2007-05-23 G. S. Tucker , H. P. Gush , M. Halpern , I. Shinkoda , W. Towlson

The main goal of this analysis is to present a new method to estimate the physical properties of diffuse cloud of atomic hydrogen observed at high Galactic latitude. This method, based on a comparison of the observations with fractional…

Astrophysics · Physics 2009-11-13 Marc-Antoine Miville-Deschenes , Peter G. Martin

We study the prospects of the Lunar Gravitational-Wave Antenna (LGWA), a proposed deci-Hz GW detector, to observe binary black holes (BBHs) and enable multiband science with ground-based detectors. We assess the detectability of the events…

General Relativity and Quantum Cosmology · Physics 2026-05-07 Francesco Iacovelli , Jacopo Tissino , Jan Harms , Emanuele Berti

We investigate the constraint ability of the gravitational wave (GW) as the standard siren on the cosmological parameters by using the third-generation gravitational wave detector: the Einstein Telescope. We simulate the luminosity…

Cosmology and Nongalactic Astrophysics · Physics 2017-02-21 Rong-Gen Cai , Tao Yang

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

As one of the consequences of the black-hole "no-hair" theorem in general relativity (GR), the multipolar structure of the radiation (i.e. different spherical harmonic modes) from a merging quasi-circular binary black hole (BBH) is fully…

General Relativity and Quantum Cosmology · Physics 2021-11-02 Tousif Islam

A ventilator simulation system can make mechanical ventilation easier and more effective. As a result, predicting a patient's ventilator pressure is essential when designing a simulation ventilator. We suggested a hybrid deep learning-based…

Machine Learning · Computer Science 2023-02-21 Md. Jafril Alam , Jakaria Rabbi , Shamim Ahamed

The measurement of the Hubble-Lema\^{i}tre constant $(H_0)$ from the cosmic microwave background and the Type IA supernovae are at odds with each other. One way to resolve this tension is to use an independent way to measure $H_0$. This can…

General Relativity and Quantum Cosmology · Physics 2023-07-26 Ish Gupta

Holographic molecular binding assays detect macromolecules binding to colloidal probe beads by monitoring nanometer-scale changes in the beads' diameters with holographic microscopy. Measured changes are interpreted with Maxwell Garnett…

Soft Condensed Matter · Physics 2026-02-10 Kaitlynn Snyder , Andrew D. Hollingsworth , Fook Chiong Cheong , Rushna Quddus , David G. Grier

We investigate how multi-band gravitational wave (GW) observations can constrain the uncertainties in the Hubble parameter ($H_0$) using primordial black holes (PBHs) as possible sources. Our framework combines scalar-induced and…

Cosmology and Nongalactic Astrophysics · Physics 2026-04-27 Setabuddin , Md Riajul Haque , Ratna Koley , Supratik Pal

Indoor air quality in schools and classrooms is paramount for the health and well-being of pupils and staff. CO2 monitors offer a cost-effective way to assess and manage ventilation provision. However, often only a single point measurement…

Fluid Dynamics · Physics 2024-01-31 Carolanne V. M. Vouriot , Maarten van Reeuwijk , Henry C. Burridge

With the renewal of many neutron science instruments and the commissioning of new neutron facilities, there is a rising demand for improved neutron beam monitoring systems with reduced beam perturbations and higher counting rate capability.…

Instrumentation and Detectors · Physics 2022-06-15 F. Lafont , D. Barkats , J-C. Buffet , S. Cuccaro , B. Guerard , C-C Lai , J. Marchal , J. Pentenero , N. Sartor , R. Hall-Wilton , K. Kanaki , L. Robinson , P O. Svensson

We report on the development and performance of a high-sensitivity purity-analysis technique for gaseous xenon. The gas is sampled at macroscopic pressure from the system of interest using a UHV leak valve. The xenon present in the sample…

Instrumentation and Detectors · Physics 2011-05-09 D. S. Leonard , A. Dobi , C. Hall , L. Kaufman , T. Langford , S. Slutsky , Y. R. Yen

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

As global warming intensifies, increased attention is being paid to monitoring fugitive methane emissions and detecting gas plumes from landfills. We have divided methane emission monitoring into three subtasks: methane concentration…

Computer Vision and Pattern Recognition · Computer Science 2024-10-03 Guoxin Si , Shiliang Fu , Wei Yao