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Current experiments seeking first-ever observation of Ultra-High Energy Neutrinos (UHEN) typically utilize radio frequency (RF) receiver antennas deployed in cold, radio-transparent polar ice, to measure the coherent RF signals resulting…

Instrumentation and Methods for Astrophysics · Physics 2025-12-18 Christian Hornhuber , Mohammad Ful Hossain Seikh , Mark Stockham , Scott Voigt , Rob Young , Alisa Nozdrina , Sanyukta Agarwal , Shoukat Ali , Kenny Couberly , Dave Besson

We present the depth-resolved nuclear resonance reflectivity (NRR) studies of the magnetization evolution in [57Fe(3 nm)/Cr(1.2 nm)]*10 multilayer under the applied external field. The measurements have been performed at the station BL09XU…

Mesoscale and Nanoscale Physics · Physics 2018-03-28 M. Andreeva , A. Gupta , G. Sharma , S. Kamali , K. Okada , Y. Yoda

Radio-glaciological parameters from Moore's Bay, in the Ross Ice Shelf, have been measured. The thickness of the ice shelf in Moore's Bay was measured from reflection times of radio-frequency pulses propagating vertically through the shelf…

Instrumentation and Methods for Astrophysics · Physics 2015-02-18 S. W. Barwick , E. C. Berg , D. Besson , T. Duffin , J. C. Hanson , S. R. Klein , S. A. Kleinfelder , C. Reed , M. Roumi , T. Stezelberger , J. Tatar , J. Walker , L. Zou

We compare two advanced designs for gravitational-wave antennas in terms of their ability to detect two possible gravitational wave sources. Spherical, resonant mass antennas and interferometers incorporating resonant sideband extraction…

General Relativity and Quantum Cosmology · Physics 2009-11-07 Gregory M Harry , Janet L Houser , Kenneth A Strain

The Greenland Telescope project has recently participated in an experiment to image the supermassive black hole shadow at the center of M87 using Very Long Baseline Interferometry technique in April of 2018. The antenna consists of the 12-m…

The sky-averaged brightness temperature of the 21cm line from neutral hydrogen provides a sensitive probe of the thermal state of the intergalactic medium, particularly before and during Cosmic Dawn and the Epoch of Reionisation. This…

The IceCube-Gen2 facility will extend the energy range of IceCube to ultra-high energies. The key component to detect neutrinos with energies above 10 PeV is a large array of in-ice radio detectors. In previous work, direction…

High Energy Astrophysical Phenomena · Physics 2023-07-27 Sjoerd Bouma , Anna Nelles

Ultra-high-energy (UHE) neutrinos ($>10^{16}$ eV) can be measured cost-effectively using in-ice radio detection, which has been explored successfully in pilot arrays. A large radio detector is currently being constructed in Greenland with…

Instrumentation and Methods for Astrophysics · Physics 2022-10-26 C. Glaser , S. McAleer , S. Stjärnholm , P. Baldi , S. W. Barwick

The setup, capabilities and operation parameters of the neutron reflectometer GINA, the recently installed "Grazing Incidence Neutron Apparatus" at the Budapest Neutron Centre, are introduced. GINA, a dance-floor-type, constant-energy,…

Instrumentation and Detectors · Physics 2015-03-04 L. Bottyán , D. G. Merkel , B. Nagy , J. Füzi , Sz. Sajti , L. Deák , A. V. Petrenko , G. Endrőczi , J. Major

We analyze the results of scanning near-field infrared spectroscopy performed on thin films of a-SiO2 on Si substrate. The measured near-field signal exhibits surface-phonon resonances whose strength has a strong thickness dependence in the…

Radio-frequency (RF) sputtering is a low-cost technique for the deposition of large-area single-phase AlInN on silicon layers with application in photovoltaic devices. Here, the effect of the Al mole fraction x from 0 to 0.56 on the…

Materials Science · Physics 2025-11-24 R. Blasco , S. Valdueza-Felip , D. Montero , M. Sun , J. Olea , F. B. Naranjo

The ARIANNA in-ice radio detector explores the detection of UHE neutrinos with shallow detector stations on the Ross Ice Shelf and the South Pole. Here, we present recent results that lay the foundation for future large-scale experiments.…

Instrumentation and Methods for Astrophysics · Physics 2023-04-17 Christian Glaser

(Abridged) We present a detailed radio study of the young supernova remnant (SNR) G292.0+1.8 and its associated pulsar PSR J1124-5916, using the Australia Telescope Compact Array at observing wavelengths of 20, 13 and 6 cm. We find that the…

Astrophysics · Physics 2009-11-07 B. M. Gaensler , B. J. Wallace

The primary science goal of the NASA-sponsored ANITA project is measurement of ultra-high energy neutrinos and cosmic rays, observed via radio-frequency signals resulting from a neutrino- or cosmic ray- interaction with terrestrial matter…

The RICE experiment seeks observation of ultra-high energy (UHE; >100 PeV) neutrinos interacting in Antarctic ice, by measurement of the radiowavelength Cherenkov radiation resulting from the collision of a neutrino with an ice molecule.…

High Energy Astrophysical Phenomena · Physics 2013-05-30 Ilya Kravchenko , Dave Seckel , Dave Besson , John Ralston , John Taylor , Ken Ratzlaff , Rob Young

We have imaged a 1 deg^2 field centered on the known Galactic supernova remnant (SNR) G11.2-0.3 at 74, 330, and 1465 MHz with the Very Large Array radio telescope (VLA) and 235 MHz with the Giant Metrewave Radio Telescope (GMRT). The 235,…

The Radio Neutrino Observatory in Greenland (RNO-G) is a radio-based ultra-high energy neutrino detector located at Summit Station, Greenland. It is still being constructed, with 7 stations currently operational. Neutrino detection works by…

High Energy Astrophysical Phenomena · Physics 2023-09-29 Thorsten Glüsenkamp

This paper presents a 610 MHz radio survey covering 1.94 square degrees around the North Ecliptic Pole (NEP), which includes parts of the AKARI (ADF-N) and Euclid, Deep Fields North. The median 5-sigma sensitivity is 28 microJy beam per…

RadioAstron is a project to use the 10m antenna on board the dedicated SPEKTR-R spacecraft, launched on 2011 July 18, to perform Very Long Baseline Interferometry from space - Space-VLBI. We describe the strategy and highlight the first…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-14 Kirill V. Sokolovsky