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A calorimetric-time-of-flight (CTOF) technique was used for real-time, high-precision measurement of the neutron spectrum at an angle of 175 deg from the initial proton beam direction, which hits a face plane of a cylindrical copper target…

Nuclear Experiment · Physics 2012-11-14 I. L. Azhgirey , V. I. Belyakov-Bodin , I. I. Degtyarev , N. P. Smirnov , S. G. Mashnik

Detection of high-energy neutrinos via the radio technique allows for an exploration of the neutrino energy range from $\sim10^{16}$\~eV to $\sim10^{20}$\~eV with unprecedented precision. These Askaryan detectors have matured in two pilot…

Instrumentation and Methods for Astrophysics · Physics 2019-11-07 Christian Glaser

We present an optimized secure multi-antenna transmission approach based on artificial-noise-aided beamforming, with limited feedback from a desired single-antenna receiver. To deal with beamformer quantization errors as well as unknown…

Information Theory · Computer Science 2015-01-22 Xi Zhang , Matthew R. McKay , Xiangyun Zhou , Robert W. Heath

Electrical impedance tomography is an imaging modality for extracting information on the interior structure of a physical body from boundary measurements of current and voltage. This work studies a new robust way of modeling the contact…

Numerical Analysis · Mathematics 2022-07-06 J. Dardé , N. Hyvönen , T. Kuutela , T. Valkonen

Seismic noise cross correlations are used to image crustal structure and heterogeneity. Typically, seismic networks are only anisotropically illuminated by seismic noise, a consequence of the non-uniform distribution of sources. Here, we…

Earth and Planetary Astrophysics · Physics 2015-06-17 Shravan M. Hanasoge

Time of flight delay in the supernova neutrino signal offers a unique tool to set model-independent constraints on the absolute neutrino mass. The presence of a sharp time structure during a first emission phase, the so-called…

High Energy Physics - Phenomenology · Physics 2022-09-15 Federica Pompa , Francesco Capozzi , Olga Mena , Michel Sorel

The acoustic neutrino detection technique is a promising approach for future large-scale detectors with the aim of measuring the small expected flux of neutrinos at energies in the EeV-range and above. The technique is based on the…

Instrumentation and Methods for Astrophysics · Physics 2018-11-30 Robert Lahmann

Neutrino astronomy was initiated primarily to search for TeV to PeV neutrinos from Active Galactic Nuclei, and the optical Cherenkov technique is well suited for this energy range. Interest has grown recently in detecting EeV neutrinos,…

Astrophysics · Physics 2008-11-26 Justin Vandenbroucke

In the last decade, the scattering of polarized neutrons on compound nucleus resonances proved to be a powerful experimental technique for probing nuclear parity violation. Longitudinal analyzing powers in neutron transmission measurements…

Nuclear Theory · Physics 2009-11-07 A. C. Hayes , Luca Zanini

Nuclear emulsion, a tracking detector with sub-micron position resolution, has played a successful role in the field of particle physics and the analysis speed has been substantially improved by the development of automated scanning…

Instrumentation and Detectors · Physics 2015-06-12 T. Fukuda , S. Fukunaga , H. Ishida , K. Kodama , T. Matsuo , S. Mikado , S. Ogawa , H. Shibuya , J. Sudo

A two-phase beamforming solution for secure communication using untrusted relay nodes is presented. To thwart eavesdropping attempts of relay nodes, we deliberately introduce artificial noise in the source message. After pointing out the…

Information Theory · Computer Science 2014-08-05 Siddhartha Sarma

Today reactor neutrino experiments are at the cutting edge of fundamental research in particle physics. Understanding the neutrino is far from complete, but thanks to the impressive progress in this field over the last 15 years, a few…

Multi-energy radiography is a new direction in non-destructive testing. Its specific feature is separate detection of penetrating radiation in several energy channels. Multi-energy radiography allows quantitative determination of the atomic…

Instrumentation and Detectors · Physics 2009-11-11 Sergei V. Naydenov , Vladimir D. Ryzhikov , Craig F. Smith , Dennis Wood

The nuGeN experiment searches for coherent elastic neutrino-nucleus scattering (CEvNS) at the Kalinin Nuclear Power Plant. A 1.41-kg high-purity low-threshold germanium detector surrounded by active and passive shielding is deployed at the…

This work establishes that the physical layer can be used to perform information-theoretic authentication in additive white Gaussian noise channels, as long as the adversary is not omniscient. The model considered consists of an encoder,…

Information Theory · Computer Science 2021-11-12 Eric Graves , Allison Beemer , Jorg Kliewer , Oliver Kosut , Paul Yu

It is very important to measure the plasma performances of fusion reactors such as fuel ion density, plasma temperature, fusion power, fast neutron energy, and neutron flux. Various diagnostic systems are needed to measure fast neutron…

Nuclear Experiment · Physics 2024-07-10 Iskender Atilla Reyhancan

In a typical multi-standard military communication receiver, fast and reliable spectrum sensing unit is required to extract the information of multiple channels (frequency bands) present in a wideband input signal. In this paper, an energy…

Information Theory · Computer Science 2016-08-16 S. J. Darak , A. P. Vinod , E. M-K. Lai

The neutron beta-decay lifetime plays an important role both in understanding weak interactions within the framework of the Standard Model and in theoretical predictions of the primordial abundance of 4He in Big Bang Nucleosynthesis. In…

We study absorption of ultra high energy neutrinos by the cosmic neutrino background, with full inclusion of the effect of the thermal distribution of the background on the resonant annihilation channel. For a hierarchical neutrino mass…

High Energy Astrophysical Phenomena · Physics 2013-08-27 Cecilia Lunardini , Eray Sabancilar , Lili Yang

Scanning transmission electron microscopy (STEM) has advanced rapidly in the last decade thanks to the ability to correct the major aberrations of the probe forming lens. Now atomic-sized beams are routine, even at accelerating voltages as…

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