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The photomolecular effect has been hypothesized to enhance evaporation of water at visible wavelengths. This study develops a measurement technique to investigate its presence and magnitude at the liquid-vapor interface of water. The…

Optics · Physics 2026-03-19 Preston Bohm , Mingjun Li , Akanksha K. Menon , Zhuomin M. Zhang

We present the current status of PHOENIX model atmospheres for dwarfs of the spectral type T, typical for older field brown dwarfs and low-mass brown dwarfs. The results are based on new predictions of the CH_4 line opacities from…

Astrophysics · Physics 2007-05-23 D. Homeier , P. H. Hauschildt , F. Allard

Future space-based telescopes, such as the Wide-Field Infrared Survey Telescope (WFIRST), will observe the reflected-light spectra of directly imaged extrasolar planets. Interpretation of such data presents a number of novel challenges,…

Earth and Planetary Astrophysics · Physics 2017-02-01 Michael Nayak , Roxana Lupu , Mark Marley , Jonathan Fortney , Tyler Robinson , Nikole Lewis

For terrestrial exoplanets with thin atmospheres or no atmospheres, the surface contributes light to the reflected light signal of the planet. Measurement of the variety of disk-integrated brightnesses of bodies in the Solar System and the…

Earth and Planetary Astrophysics · Physics 2020-11-11 L. C. Mayorga , David Charbonneau , D. P. Thorngren

The aim of this study is to measure the vertical distribution of HCN on Titan's stratosphere using ground-based submm observations acquired quasi-simultaneously with the Herschel ones. This allows us to perform a consistency check between…

Earth and Planetary Astrophysics · Physics 2022-02-09 M. Rengel , D. Shulyak , P. Hartogh , H. Sagawa , R. Moreno , C. Jarchow , D. Breitschwerdt

Thanks to the \textit{Cassini} spacecraft onboard instruments, it has been known that Titan's ionospheric chemistry is complex and the molecular growth is initiated through the photolysis of the most abundant species directly in the upper…

Earth and Planetary Astrophysics · Physics 2020-01-08 Jérémy Bourgalais , Nathalie Carraso , Ludovic Vettier , Pascal Pernot

Through synthetic observations of a hydrodynamical simulation of an evolving star-forming region, we assess how the choice of observational techniques affects the measurements of properties which trace star formation. Testing and…

Solar and Stellar Astrophysics · Physics 2017-11-01 Christine M. Koepferl , Thomas P. Robitaille , James E. Dale , Francesco Biscani

Recently a scheme has been proposed for detection of the structured light by measuring the transmission of a vortex beam through a cloud of cold rubidium atoms with energy levels of the $\Lambda$-type configuration {[}N. Radwell et al.,…

Transmission spectroscopy serves as a valuable tool for probing atmospheric absorption features in the terminator regions of exoplanets. Stellar surface heterogeneity can introduce wavelength-dependent contamination that complicates the…

Earth and Planetary Astrophysics · Physics 2026-03-25 Wan-Hao Wang , Guo Chen , Chengzi Jiang , Enric Palle , Felipe Murgas , Hannu Parviainen

Plasmonic metasurfaces are able to modify the wavefront by altering the light intensity, phase and polarization state. Active plasmonic metasurfaces would allow dynamic modulation of the wavefront which give rise to interesting application…

Phonon-mediated particle detectors based on single crystals and operated at millikelvin temperatures are used in rare-event experiments for neutrino physics and dark-matter searches. In general, these devices are not sensitive to the…

On 1998 November 14, Saturn and its rings occulted the star GSC 0622-00345. We observed atmospheric immersion with NSFCAM at the National Aeronautics and Space Administration's Infrared Telescope Facility on Mauna Kea, Hawaii. Immersion…

Earth and Planetary Astrophysics · Physics 2010-05-21 Joseph Harrington , Richard G. French

Hot Jupiters are among the best-studied exoplanets, but it is still poorly understood how their chemical composition and cloud properties vary with longitude. Theoretical models predict that clouds may condense on the nightside and that…

Earth and Planetary Astrophysics · Physics 2024-01-25 Taylor J. Bell , Nicolas Crouzet , Patricio E. Cubillos , Laura Kreidberg , Anjali A. A. Piette , Michael T. Roman , Joanna K. Barstow , Jasmina Blecic , Ludmila Carone , Louis-Philippe Coulombe , Elsa Ducrot , Mark Hammond , João M. Mendonça , Julianne I. Moses , Vivien Parmentier , Kevin B. Stevenson , Lucas Teinturier , Michael Zhang , Natalie M. Batalha , Jacob L. Bean , Björn Benneke , Benjamin Charnay , Katy L. Chubb , Brice-Olivier Demory , Peter Gao , Elspeth K. H. Lee , Mercedes López-Morales , Giuseppe Morello , Emily Rauscher , David K. Sing , Xianyu Tan , Olivia Venot , Hannah R. Wakeford , Keshav Aggarwal , Eva-Maria Ahrer , Munazza K. Alam , Robin Baeyens , David Barrado , Claudio Caceres , Aarynn L. Carter , Sarah L. Casewell , Ryan C. Challener , Ian J. M. Crossfield , Leen Decin , Jean-Michel Désert , Ian Dobbs-Dixon , Achrène Dyrek , Néstor Espinoza , Adina D. Feinstein , Neale P. Gibson , Joseph Harrington , Christiane Helling , Renyu Hu , Nicolas Iro , Eliza M. -R. Kempton , Sarah Kendrew , Thaddeus D. Komacek , Jessica Krick , Pierre-Olivier Lagage , Jérémy Leconte , Monika Lendl , Neil T. Lewis , Joshua D. Lothringer , Isaac Malsky , Luigi Mancini , Megan Mansfield , Nathan J. Mayne , Thomas Mikal-Evans , Karan Molaverdikhani , Nikolay K. Nikolov , Matthew C. Nixon , Enric Palle , Dominique J. M. Petit dit de la Roche , Caroline Piaulet , Diana Powell , Benjamin V. Rackham , Aaron D. Schneider , Maria E. Steinrueck , Jake Taylor , Luis Welbanks , Sergei N. Yurchenko , Xi Zhang , Sebastian Zieba

The aim of this letter is to {present analytical method to} quantitatively address the influence of a focusing illumination on the transmission /reflection properties of a {metasurface illuminated by a finite-size beam}. In fact, most…

Optics · Physics 2017-10-24 Mohamed Boutria , Abdoulaye Ndao , Fadi I. Baida

In recent years, there has been extensive research on planar metasurfaces capable of arbitrarily controlling scattered fields. However, rigorous studies on conformal metasurfaces, such as those that are cylindrical, have been few in number…

Applied Physics · Physics 2023-07-19 Chun-Wen Lin , Anthony Grbic

We report on simulations of a novel design of optical titanium nitride (TiN)- based Kinetic Inductance Detectors (KIDs) in order to improve their response to optical photons. We propose to separate the meander from the substrate to trap hot…

Methane clathrate hydrates, particularly those with an sI structure, are significant due to their potential as energy resources and their impact on gas pipelines. In this study, a two-dimensional (2D) lattice-gas model is employed to…

Disordered Systems and Neural Networks · Physics 2025-02-10 Julian Juan , Maria E. Pronsato , Antonio J. Ramirez-Pastor , Pablo Longone

The performance of a two-phase Ar avalanche detector with CsI photocathode was studied, with regard to potential application in coherent neutrino-nucleus scattering and dark matter search experiments. The detector comprised a 1 cm thick…

Instrumentation and Detectors · Physics 2008-11-26 A. Bondar , A. Buzulutskov , A. Grebenuk , D. Pavlyuchenko , R. Snopkov , Y. Tikhonov

The Cu nanowires were electrodeposited in polycarbonate track-etched (PCT) membrane. SEM, TEM and XPS techniques were used to characterize the morphology, structure and size of nanowires as well as chemical Composition. The absorption…

Mesoscale and Nanoscale Physics · Physics 2012-07-17 A. Azariana , F. Babaei

The formation of singly and doubly deuterated isotopomers of formaldehyde and of singly, doubly, and multiply deuterated isotopomers of methanol on interstellar grain surfaces has been studied with a semi-empirical modified rate approach…

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