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Laser-plasma based experiments are always more demanding about the plasma features which need to be generated during the interaction. This is valid for laser-plasma acceleration as well as for inertial confinement fusion experiments. Most…

Plasma Physics · Physics 2025-09-03 F. Filippi , M. Cipriani , S. Mastrostefano , M. Scisciò , F. Consoli

The current status of the high spatial resolution imaging interferometry in optical astronomy is reviewed in the light of theoretical explanation, as well as of experimental constraints that exist in the present day technology. The basic…

Astrophysics · Physics 2007-05-23 S. K. Saha

Measurements of optical properties in media enclosing Cherenkov neutrino telescopes are important not only at the moment of the selection of an adequate site, but also for the continuous characterization of the medium as a function of time.…

Astrophysics · Physics 2009-11-07 V. Balkanov et al. , A. Capone , R. Masullo , E. Migneco , M. Petruccetti , G. Riccobene

Intensity interferometry is a technique that has been used to measure the size of sources ranging from the quark-gluon plasma formed in heavy ion collisions to the radii of stars. We investigate using the same technique to measure…

High Energy Astrophysical Phenomena · Physics 2017-11-03 Warren P. Wright , James P. Kneller

Intensity interferometry is a re-emerging interferometry tool that alleviates some of the challenges of amplitude interferometry at the cost of reduced sensitivity. We demonstrate the feasibility of intensity interferometry with fast single…

Instrumentation and Methods for Astrophysics · Physics 2024-08-16 Sebastian Karl , Stefan Richter , Joachim von Zanthier

The Pierre Auger Observatory is designed to study cosmic rays of the highest energies ($>10^{19}$ eV). The ground array of the Observatory will consist of 1600 water Cherenkov detectors deployed over 3000 km^2. The remoteness and large…

Infrared interferometry has seen a revolution over the last few years. The advent of GRAVITY+ is about to enable high-contrast observations, all-sky coverage and faint science up to K=21, with the implementation on 8m-class telescope of…

Instrumentation and Methods for Astrophysics · Physics 2024-10-30 G. Bourdarot , F. Eisenhauer

We summarize radio and optical SETI programs based at the University of California, Berkeley. The SEVENDIP optical pulse search looks for ns time scale pulses at visible wavelengths using an automated 30 inch telescope. The ongoing SERENDIP…

Instrumentation and Methods for Astrophysics · Physics 2011-11-30 Eric J. Korpela , David P. Anderson , Robert Bankay , Jeff Cobb , Andrew Howard , Matt Lebofsky , Andrew P. V. Siemion , Joshua von Korff , Dan Werthimer

The VERITAS Imaging Atmospheric Cherenkov Telescope array (IACT) was augmented in 2019 with high-speed focal plane electronics to create a new Stellar Intensity Interferometry (SII) observational capability (VERITAS-SII, or VSII). VSII…

Instrumentation and Methods for Astrophysics · Physics 2022-09-09 David B. Kieda , VERITAS Collaboration

The ANTARES collaboration aims to build a deep underwater Cherenkov neutrino telescope in the Mediterranean Sea at 2500 m depth, about 40 km off-shore of La Seyne sur Mer, near Toulon. The collaboration was formed in 1996 and the experiment…

High Energy Physics - Experiment · Physics 2019-08-14 I. Sokalski

Massive binaries are crucial laboratories that allow us to investigate processes occurring in quite extreme conditions, such as particle acceleration, high-energy emission, or even dust formation. All these processes are intimately…

Solar and Stellar Astrophysics · Physics 2009-04-21 M. De Becker

Recent dynamical studies indicate that the possibility of an Earth-like planet around $\alpha\;$Cen A or B should be taken seriously. Such a planet, if it exists, would perturb the orbital astrometry by $<10 \ {\mu}\rm as$, which is…

Instrumentation and Methods for Astrophysics · Physics 2022-09-15 Km Nitu Rai , Subrata Sarangi , Prasenjit Saha , Soumen Basak

We show that distances of objects at cosmological distances can be measured directly using interferometry. Our approach to interferometric parallax comes from analysis of 4-point amplitude and intensity correlations that can be generated…

Astrophysics · Physics 2008-11-26 Pankaj Jain , John P. Ralston

Several projects are concentrating their efforts on opening the high energy neutrino window on the Universe with km-scale detectors. The detection principle relies on the observation, using photomultipliers, of the Cherenkov light emitted…

High Energy Astrophysical Phenomena · Physics 2009-12-08 Antoine Kouchner

Optical interferometry has been successful at achieving milliarcsecond resolution on bright stars. Imaging performance can improve greatly by increasing the number of baselines, which has motivated proposals to build large (~ 100 m) optical…

Instrumentation and Methods for Astrophysics · Physics 2015-06-18 Paul D. Nuñez , Antoine Labeyrie , Pierre Riaud

Developments in atom interferometry have led to atomic inertial sensors with extremely high sensitivity. Their performances are for the moment limited by the ground vibrations, the impact of which is exacerbated by the sequential operation,…

Stellar intensity interferometry (SII) is based on the correlation of the light intensity fluctuations of a star detected at two or more telescopes, with no need to combine the collected photons directly. A measurement of the correlation in…

Instrumentation and Methods for Astrophysics · Physics 2024-04-30 Alessia Spolon , Michele Fiori , Luca Zampieri , Marco Landoni

The Large Binocular Telescope Interferometer (LBTI) has the longest baseline in the world, 22.7 m, for performing astronomical interferometry in Fizeau mode, which involves beam combination in a focal plane and preserves a wide…

Instrumentation and Methods for Astrophysics · Physics 2019-08-30 Eckhart Spalding , Phil Hinz , Katie Morzinski , Steve Ertel , Paul Grenz , Erin Maier , Jordan Stone , Amali Vaz

The IceCube Neutrino Observatory, located at the geographic South Pole, is the world's largest neutrino telescope, instrumenting 1 km$^3$ of Antarctic ice with 5160 photosensors to detect Cherenkov light. For the IceCube Upgrade, to be…

Instrumentation and Methods for Astrophysics · Physics 2021-07-27 Jannes Brostean-Kaiser

In order to fully exploit the physics potential of the ILC, it will be necessary to measure (and control) beam parameters to a permille level precision. In case of the beam polarisation, this can only be achieved with dedicated high energy…

Instrumentation and Detectors · Physics 2009-02-19 Christoph Bartels , Christian Helebrant , Daniela Käfer , Jenny List
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