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Related papers: Electron Bernstein waves emission in the TJ-II Ste…

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We present near-infrared Ks-band photometry bracketing the secondary eclipse of the hot Jupiter TrES-2b using the Wide-field Infrared Camera on the Canada-France-Hawaii Telescope. We detect its thermal emission with an eclipse depth of…

Earth and Planetary Astrophysics · Physics 2015-05-19 Bryce Croll , Loic Albert , David Lafrenière , Ray Jayawardhana , Jonathan J. Fortney

We study the problem of high temperature Bose-Einstein condensation (BEC) of atom-light polaritons in a waveguide cavity appearing due to interaction of two-level atoms with (non-resonant) quantized optical radiation, in the strong coupling…

Quantum Gases · Physics 2012-05-15 I. Yu. Chestnov , A. P. Alodjants , S. M. Arakelian , J. Klaers , F. Vewinger , M. Weitz

We analyze the instrumental polarization generated by the antenna system (optics and feed horn) due to the unpolarized sky emission. Our equations show that it is given by the convolution of the unpolarized emission map $T_b(\theta, \phi)$…

Astrophysics · Physics 2007-05-23 E. Carretti , S. Cortiglioni , C. Sbarra , R. Tascone

Polarization analyses of the terahertz (THz) emission from Bi$_{2}$Sr$_{2}$CaCu$_{2}$O$_{8+\delta}$ whisker crystals used for superconducting THz emitters were conducted. The THz emission mode was estimated by a simple polarization…

Superconductivity · Physics 2024-06-19 Yoshito Saito , Istuhiro Kakeya , Yoshihiko Takano

A measurement of the longitudinal polarization of the electron beam at HERA utilizing coherent interactions of high energy photons in crystals is proposed. Modification of existing facilities would allow an independent polarization…

High Energy Physics - Experiment · Physics 2011-04-15 K. Piotrzkowski

Einstein's theory of general relativity predicts that gravitational waves (GWs) are tensor-polarized, with two modes of polarization: plus ($h_+$) and cross ($h_\times$). The unmodeled GW burst analysis pipeline, \textit{BayesWave}, offers…

General Relativity and Quantum Cosmology · Physics 2025-04-03 Yi Shuen C. Lee , Siddhant Doshi , Margaret Millhouse , Andrew Melatos

Enhancement of the bremsstrahlung X-ray radiation (BSXR) power generated by the high-current relativistic electron beam (REB) of a pulsed direct-action accelerator TEMP-B is being curried out to use in particular for studying the radiation…

Accelerator Physics · Physics 2024-12-16 A. B. Batrakov , I. N. Onishchenko , S. I. Fedotov , E. G. Glushko , O. L. Rak , A. O. Zinchenko

We demonstrate thermalization and Bose-Einstein (BE) distribution of photons in standard erbium-doped fibers (edf) in a broad spectral range up to ~200nm at the 1550nm wavelength regime. Our measurements were done at a room temperature…

Directional and spectral control of thermal emission is essential for applications in energy conversion, imaging, and sensing. Existing planar, lithography-free epsilon-near-zero (ENZ) films only support transverse-magnetic (TM) control of…

Spintronic Terahertz emitters, based on optically triggered spin-to-charge interconversion processes, have recently emerged as novel route towards compact and efficient THz sources. Yet, the next challenge for further…

By patterning mesoscopic crystals of Bi2Sr2CaCu2O8 (BSCCO) into electromagnetic resonators the oscillations of a large number of intrinsic Josephson junctions can be synchronized into a macroscopic coherent state accompanied by the emission…

We present an analysis of CO emission lines from a sample of T Tauri, Herbig Ae/Be, and transitional disks with known inclinations, in order to study the structure of inner disk molecular gas. We calculate CO inner radii by fitting line…

Astrophysics of Galaxies · Physics 2015-05-30 Colette Salyk , Geoffrey A. Blake , A. C. Adwin Boogert , Joanna M. Brown

Eclipsing Binaries (EBs) are known to be the source of most accurate stellar parameters, which are important for testing theories of stellar evolution. With improved quality and quantity of observations using space telescopes like {\it…

Solar and Stellar Astrophysics · Physics 2021-02-10 J. Korth , A. Moharana , M. Pešta , D. R. Czavalinga , K. E. Conroy

Stromgren synthetic photometry from an empirically calibrated grid of stellar atmosphere models has been used to derive the effective temperature of each component of double lined spectroscopic (SB2) eclipsing binaries. For this purpose, we…

Astrophysics · Physics 2007-05-23 E. Lastennet , T. Lejeune , P. Westera , R. Buser

Extra Ordinary (X) mode conversion to Bernstein wave near Upper Hybrid Resonance (UHR) layer plays an important role in plasma heating through cyclotron resonance. Wave generation at UHR and parametric decay at high power has been observed…

Plasma Physics · Physics 2007-05-23 Vipin K. Yadav , D. Bora

The E and B Experiment (EBEX) was a long-duration balloon-borne cosmic microwave background polarimeter that flew over Antarctica in 2013. We describe the experiment's optical system, receiver, and polarimetric approach, and report on their…

The interpretation of X-ray detections from Herbig Ae/Be stars is disputed as it is not clear if these intermediate-mass pre-main sequence stars are able to drive a dynamo and ensuing phenomena of magnetic activity. Alternative X-ray…

Astrophysics · Physics 2009-11-13 B. Stelzer , J. Robrade , J. H. M. M. Schmitt , J. Bouvier

In this work, we measured the polarization properties of the X-rays emitted from the X-ray tubes, which were used during the calibration of the instrument onboard Imaging X-ray Polarimetry Explorer (IXPE). X-ray tubes are used as a source…

We performed a systematic search for Chandra archival observations of Herbig Ae/Be stars. These stars are fully radiative and not expected to support dynamo action analogous to their convective lower-mass counterparts, the T Tauri stars.…

Astrophysics · Physics 2009-11-11 B. Stelzer , G. Micela , K. Hamaguchi , J. H. M. M. Schmitt

Understanding the properties of dust emission in the microwave domain is an important premise for the next generation of cosmic microwave background (CMB) experiments, devoted to the measurement of the primordial $B$-modes of polarization.…

Cosmology and Nongalactic Astrophysics · Physics 2017-06-28 Hao Liu , Sebastian von Hausegger , Pavel Naselsky