English
Related papers

Related papers: The Extremely Large Telescope Interferometer

200 papers

MICADO, the European Extremely Large Telescope first light imager will feature a dedicated high contrast imaging mode specifically designed for observing and characterizing exoplanets and circumstellar disks. Its improved sensitivity and…

Instrumentation and Methods for Astrophysics · Physics 2024-11-22 Pierre Baudoz , Elsa Huby , Olivier Dupuis , Faouzi Boussaha , Yann Clénet , Ric Davies

The VLTI Spectro Imager project aims to perform imaging with a temporal resolution of 1 night and with a maximum angular resolution of 1 milliarcsecond, making best use of the Very Large Telescope Interferometer capabilities. To fulfill the…

We present the novel Efficient Line Segment Detector and Descriptor (ELSD) to simultaneously detect line segments and extract their descriptors in an image. Unlike the traditional pipelines that conduct detection and description separately,…

Computer Vision and Pattern Recognition · Computer Science 2021-04-30 Haotian Zhang , Yicheng Luo , Fangbo Qin , Yijia He , Xiao Liu

The VLTI instrument GRAVITY will provide very powerful astrometry by combining the light from four telescopes for two objects simultaneously. It will measure the angular separation between the two astronomical objects to a precision of 10…

We develop in detail a recently proposed optical-path modification of astronomical intensity interferometers. Extended-Path Intensity Correlation (EPIC) introduces a tunable path extension, enabling differential astrometry of multiple…

Instrumentation and Methods for Astrophysics · Physics 2023-07-17 Marios Galanis , Ken Van Tilburg , Masha Baryakhtar , Neal Weiner

Extremely large telescopes (ELTs) present an unparalleled opportunity to study the magnetism, atmospheric dynamics, and chemistry of very low mass stars (VLMs), brown dwarfs, and exoplanets. Instruments such as the Giant Magellan Telescope…

Earth and Planetary Astrophysics · Physics 2023-07-12 Michael K. Plummer , Ji Wang

We present the optical and cryo-mechanical solutions for the Spectrograph of VSI (VLTI Spectro-Imager), the second generation near-infrared (J, H and K bands) interferometric instrument for the VLTI. The peculiarity of this spectrograph is…

Astrophysics · Physics 2009-11-13 D. Lorenzetti , G. Li Causi , R. Speziali , F. Vitali , D. Loreggia , C. Baffa , P. Kern , L. Jocou , F. Malbet , P. Rabou

HARMONI is the first light visible and near-IR integral field spectrograph for the ELT covering a large spectral range from 450nm to 2450nm with resolving powers from 3500 to 18000 and spatial sampling from 60mas to 4mas. It can operate in…

The searches for other life and for intelligence are fundamental problems that science faces today. Most searches so far have been focused on radio, but optical laser communication is an alternative, well suited for a ground-based…

Instrumentation and Methods for Astrophysics · Physics 2025-12-23 Valenitn D. Ivanov

There are 8000 galaxies, including 1600 at z larger than 1.6, which could be simultaneously observed in an E-ELT field of view of 40 sq. arcmin. A considerable fraction of astrophysical discoveries require large statistical samples, which…

Instrumentation and Methods for Astrophysics · Physics 2016-09-07 F. Hammer , S. Morris , L. Kaper , B. Barbuy , J. G. Cuby , M. Roth , P. Jagourel , C. J. Evans , M. Puech , E. Fitzsimons , G. Dalton , M. Rodrigues

A Search for Extraterrestrial Life (SETI), based on the possibility of interstellar communication via laser signals, is being designed to extend the search into the near-infrared spectral region (Wright et al, this conference). The…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Jérôme Maire , Shelley A. Wright , Dan Werthimer , Richard R. Treffers , Geoffrey W. Marcy , Remington P. S. Stone , Frank Drake , Andrew Siemion

The Event Horizon Telescope (EHT) is a very-long-baseline interferometry (VLBI) experiment that aims to observe supermassive black holes with an angular resolution that is comparable to the event horizon scale. The South Pole occupies an…

Valuable insights into galaxy evolution can be gleaned from studies of resolved stellar populations in the local Universe. Deep photometric surveys have provided tracers of the star-formation histories in galaxies from 0.8-16 Mpc, but…

The PANOSETI experiment is an all-sky, all-the-time visible search for nanosecond to millisecond time-scale transients. The experiment will deploy observatory domes at several sites, each dome containing ~45 telescopes and covering ~4,440…

MICADO will enable the ELT to perform diffraction limited near-infrared observations at first light. The instrument's capabilities focus on imaging (including astrometric and high contrast) as well as single object spectroscopy. This…

Instrumentation and Methods for Astrophysics · Physics 2018-07-27 Richard Davies , João Alves , Yann Clénet , Florian Lang-Bardl , Harald Nicklas , Jörg-Uwe Pott , Roberto Ragazzoni , Eline Tolstoy , Paola Amico , Heiko Anwand-Heerwart , Santiago Barboza , Lothar Barl , Pierre Baudoz , Ralf Bender , Naidu Bezawada , Peter Bizenberger , Wilfried Boland , Piercarlo Bonifacio , Bruno Borgo , Tristan Buey , Frédéric Chapron , Fanny Chemla , Mathieu Cohen , Oliver Czoske , Vincent Deo , Karen Disseau , Stefan Dreizler , Olivier Dupuis , Maximilian Fabricius , Renato Falomo , Pierre Fedou , Natascha Foerster Schreiber , Vincent Garrel , Norbert Geis , Hans Gemperlein , Eric Gendron , Reinhard Genzel , Stefan Gillessen , Martin Glück , Frank Grupp , Michael Hartl , Marco Häuser , Hans-Joachim Hess , Ralf Hofferbert , Ulrich Hopp , Veronika Hörmann , Zoltan Hubert , Elsa Huby , Jean-Michel Huet , Victoria Hutterer , Derek Ives , Annemieke Janssen , Willem Jellema , Wolfgang Kausch , Florian Kerber , Helmut Kravcar , Bertrand Le Ruyet , Kieran Leschinski , Christopher Mandla , Markus Manhart , Davide Massari , Simona Mei , Frédéric Merlin , Lars Mohr , Anna Monna , Norbert Muench , Friedrich Mueller , Gert Musters , Ramon Navarro , Udo Neumann , Nadine Neumayer , Jenny Niebsch , Markus Plattner , Norbert Przybilla , Sebastian Rabien , Ronny Ramlau , José Ramos , Suzanne Ramsay , Petra Rhode , Amon Richter , Josef Richter , Hans-Walter Rix , Gabriele Rodeghiero , Ralf-Rainer Rohloff , Matthias Rosensteiner , Gérard Rousset , Jörg Schlichter , Josef Schubert , Arnaud Sevin , Remko Stuik , Eckhard Sturm , Jens Thomas , Niels Tromp , Gijs Verdoes Kleijn , Fabrice Vidal , Roland Wagner , Michael Wegner , Werner Zeilinger , Julian Ziegleder , Bodo Ziegler , Gérard Zins

Long baseline radio interferometers can provide some interesting opportunities for future SETI searches. Known advantages (compared to single dishes or beam-formed arrays), include the large reduction in false-positives due to the…

Instrumentation and Methods for Astrophysics · Physics 2018-10-18 M. A. Garrett

The hard X-ray sky now being studied by INTEGRAL and Swift and soon by NuSTAR is rich with energetic phenomena and highly variable non-thermal phenomena on a broad range of timescales. The High Energy Telescope (HET) on the proposed…

Instrumentation and Methods for Astrophysics · Physics 2015-05-20 J. Hong , J. Grindlay , B. Allen , G. Skinner , S. Barthelmy , N. Gehrels , A. Garson , H. Krawczynski , W. Cook , F. Harrison , L. Natalucci , P. Ubertini , the EXIST/HET team

Exoplanet imaging has thus far enabled studies of wide-orbit ($>$10 AU) giant planet ($>$2 Jupiter masses) formation and giant planet atmospheres, with future 30 meter-class Extremely Large Telescopes (ELTs) needed to image and characterize…

Instrumentation and Methods for Astrophysics · Physics 2023-08-14 Benjamin L. Gerard , Daren Dillon , Sylvain Cetre , Rebecca Jensen-Clem

High Time Resolution Astrophysics (HTRA) concerns itself with observations on short scales normally defined as being lower than the conventional read-out time of a CCD. As such it is concerned with condensed objects such as neutron stars,…

‹ Prev 1 4 5 6 7 8 10 Next ›