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Related papers: Developments on LLNL's high contrast testbed and L…

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The direct imaging and characterization of exoplanets requires extreme adaptive optics (XAO), achieving exquisite wavefront correction (upwards of 90$\%$ Strehl) over a narrow field of view (a few arcseconds). For these XAO systems the…

Instrumentation and Methods for Astrophysics · Physics 2024-07-17 J. Fowler , Rebecca Jensen-Clem , Maaike A. M. van Kooten , Vincent Chambouleyron , Sylvain Cetre

Ground-based direct imaging of exoplanets at high contrast requires precise correction of atmospheric turbulence using adaptive optics (AO). The planet-to-star contrast ratio at small angular separations from the host star is often limited…

The direct imaging of potentially habitable Exoplanets is one prime science case for the next generation of high contrast imaging instruments on ground-based extremely large telescopes. To reach this demanding science goal, the instruments…

The Optimal Optical Coronagraph (OOC) Workshop at the Lorentz Center in September 2017 in Leiden, the Netherlands gathered a diverse group of 25 researchers working on exoplanet instrumentation to stimulate the emergence and sharing of new…

The abundant amount of data to be collected by the ATLAS and CMS collaborations in future runs of the Large Hadron Collider at CERN opens up a new era of precision physics. Some of the most prominent precision observables are related to…

High Energy Physics - Phenomenology · Physics 2021-12-24 João Pires

The purpose of FFREE - the new optical bench devoted to experiments on high-contrast imaging at LAOG - consists in the validation of algorithms based on off-line calibration techniques and adaptive optics (AO) respectively for the wavefront…

We review the current status of the facility instrumentation for the Large Binocular Telescope (LBT). The LBT has 2x 8.4m primary mirrors on a single mount with an effective collecting area of 11.8m or 23m when interferometrically combined.…

Instrumentation and Methods for Astrophysics · Physics 2016-08-02 Barry Rothberg , Olga Kuhn , Michelle L. Edwards , John M. Hill , David Thompson , Christian Veillet , R. Mark Wagner

High contrast imaging and spectroscopy provide unique constraints for exoplanet formation models as well as for planetary atmosphere models. But this can be challenging because of the planet-to-star small angular separation and high flux…

Instrumentation and Methods for Astrophysics · Physics 2016-04-06 J. -R. Delorme , R. Galicher , P. Baudoz , G. Rousset , J. Mazoyer , O. Dupuis

As we enter the era of TESS and JWST, instrumentation that can carry out radial velocity measurements of exoplanet systems is in high demand. We will address this demand by upgrading the UC Lick Observatory's 2.4-meter Automated Planet…

Instrumentation and Methods for Astrophysics · Physics 2023-08-29 Rachel Bowens-Rubin , Arjo Bos , Philip Hinz , Bradford Holden , Matt Radovan

The search for exoplanets is pushing adaptive optics systems on ground-based telescopes to their limits. Currently, we are limited by two sources of noise: the temporal control error and non-common path aberrations. First, the temporal…

Lithium-Niobate-On-Insulator (LNOI) is emerging as a promising platform for integrated quantum photonic technologies because of its high second-order nonlinearity and compact waveguide footprint. Importantly, LNOI allows for creating…

The instantaneous luminosity of the Large Hadron Collider at CERN will be increased by up to a factor of five to seven with respect to the design value. To maintain an excellent detection and background rejection capability in the forward…

Instrumentation and Detectors · Physics 2018-10-03 Benoit Lefebvre

We propose the application of multiresolution transforms, such as wavelets (WT) and curvelets (CT), to the reconstruction of images of extended objects that have been acquired with adaptive optics (AO) systems. Such multichannel approaches…

Instrumentation and Methods for Astrophysics · Physics 2015-06-11 Roberto Baena Gallé , Jorge Núñez , Szymon Gladysz

Investigating physical models with photonic synthetic dimensions has been generating great interest in vast fields of science. The rapid developing thin-film lithium niobate (TFLN) platform, for its numerous advantages including high…

During the upcoming High Luminosity phase of the Large Hadron Collider (HL-LHC), the integrated luminosity of the accelerator will increase to 3000 fb$^{-1}$. The expected experimental conditions in that period in terms of background rates,…

Instrumentation and Detectors · Physics 2022-01-19 A. Samalan , M. Tytgat , G. A. Alves , F. Marujo , F. Torres Da Silva De Araujo , E. M. DaCosta , D. De Jesus Damiao , H. Nogima , A. Santoro , S. Fonseca De Souza , A. Aleksandrov , R. Hadjiiska , P. Iaydjiev , M. Rodozov , M. Shopova , G. Soultanov , M. Bonchev , A. Dimitrov , L. Litov , B. Pavlov , P. Petkov , A. Petrov , S. J. Qian , C. Bernal , A. Cabrera , J. Fraga , A. Sarkar , S. Elsayed , Y. Assran , M. El Sawy , M. A. Mahmoud , Y. Mohammed , C. Combaret , M. Gouzevitch , G. Grenier , I. Laktineh , L. Mirabito , K. Shchablo , I. Bagaturia , D. Lomidze , I. Lomidze , V. Bhatnagar , R. Gupta , P. Kumari , J. Singh , V. Amoozegar , B. Boghrati , M. Ebraimi , R. Ghasemi , M. Mohammadi Najafabadi , E. Zareian , M. Abbrescia , R. Aly , W. Elmetenawee , N. DeFilippis , A. Gelmi , G. Iaselli , S. Leszki , F. Loddo , I. Margjeka , G. Pugliese , D. Ramos , M. Caponero , L. Benussi , S. Bianco , S. Colafranceschi , A. Russo , L. Passamonti , D. Piccolo , D. Pierluigi , G. Saviano , S. Buontempo , A. Di Crescenzo , F. Fienga , G. DeLellis , L. Lista , S. Meola , P. Paolucci , A. Braghieri , P. Salvini , P. Montagna , C. Riccardi , P. Vitulo , B. Francois , T. J. Kim , J. Park , S. Y. Choi , B. Hong , K. S. Lee , J. Goh , H. Lee , J. Eysermans , C. Uribe Estrada , I. Pedraza , H. Castilla-Valdez , A. Sanchez-Hernandez , C. A. Mondragon Herrera , D. A. Perez Navarro , G. A. AyalaSanchez , S. Carrillo , E. Vazquez , N. Zaganidis , A. Radi , A. Ahmad , I. Asghar , H. Hoorani , S. Muhammad , M. A. Shah , B. Mandelli , R. Guida , I. Crotty

Generative Adversarial Networks (GANs) have been at the forefront of image synthesis, especially in medical fields like histopathology, where they help address challenges such as data scarcity, patient privacy, and class imbalance. However,…

Image and Video Processing · Electrical Eng. & Systems 2024-10-30 Osama Mustafa

In this paper, we detail recent and current work that is being carried out to fabricate and advance novel SiC UV instrumentation that is aimed at enabling more sensitive measurements across numerous disciplines, with a short discussion of…

This short summary reviews the recent progress in the computation of higher-order corrections to W+b W-antib production. In addition, new phenomenological studies reveal potential problems that may affect precision measurements at the LHC.

High Energy Physics - Phenomenology · Physics 2014-12-16 Jan Winter

Future Extremely Large Telescopes (ELTs) will require advances in Adaptive Optics (AO) systems to fully realize their potential. In addition to separate, dedicated wavefront sensors, it is recognized that wavefront sensing within the…

Instrumentation and Methods for Astrophysics · Physics 2022-08-16 Edward L. Chapin , Jennifer Dunn , Tim Hardy , Owen Hubner , Jordan Lothrup

The current direct observations of brown dwarfs and exoplanets have been obtained using instruments not specifically designed for overcoming the large contrast ratio between the host star and any wide-separation faint companions. However,…

Instrumentation and Methods for Astrophysics · Physics 2015-06-03 Sasha Hinkley