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MICADO is a first light instrument for the Extremely Large Telescope (ELT), set to start operating later this decade. It will provide diffraction limited imaging, astrometry, high contrast imaging, and long slit spectroscopy at…

Instrumentation and Methods for Astrophysics · Physics 2024-08-30 E. Sturm , R. Davies , J. Alves , Y. Clénet , J. Kotilainen , A. Monna , H. Nicklas , J. -U. Pott , E. Tolstoy , B. Vulcani , J. Achren , S. Annadevara , H. Anwand-Heerwart , C. Arcidiacono , S. Barboza , L. Barl , P. Baudoz , R. Bender , N. Bezawada , F. Biondi , P. Bizenberger , A. Blin , A. Boné , P. Bonifacio , B. Borgo , J. van den Born , T. Buey , Y. Cao , F. Chapron , G. Chauvin , F. Chemla , K. Cloiseau , M. Cohen , C. Collin , O. Czoske , J. -O. Dette , M. Deysenroth , E. Dijkstra , S. Dreizler , O. Dupuis , G. van Egmond , F. Eisenhauer , E. Elswijk , A. Emslander , M. Fabricius , G. Fasola , F. Ferreira , N. M. Förster Schreiber , A. Fontana , J. Gaudemard , N. Gautherot , E. Gendron , C. Gennet , R. Genzel , L. Ghouchou , S. Gillessen , D. Gratadour , A. Grazian , F. Grupp , S. Guieu , M. Gullieuszik , M. de Haan , J. Hartke , M. Hartl , F. Haussmann , T. Helin , H. -J. Hess , R. Hofferbert , H. Huber , E. Huby , J. -M. Huet , D. Ives , A. Janssen , P. Jaufmann , T. Jilg , D. Jodlbauer , J. Jost , W. Kausch , H. Kellermann , F. Kerber , H. Kravcar , K. Kravchenko , C. Kulcsár , H. Kunkarayakti , P. Kunst , S. Kwast , F. Lang , J. Lange , V. Lapeyrere , B. Le Ruyet , K. Leschinski , H. Locatelli , D. Massari , S. Mattila , S. Mei , F. Merlin , E. Meyer , C. Michel , L. Mohr , M. Montargès , F. Müller , N. Münch , R. Navarro , U. Neumann , N. Neumayer , L. Neumeier , F. Pedichini , A. Pflüger , R. Piazzesi , L. Pinard , J. Porras , E. Portaluri , N. Przybilla , S. Rabien , J. Raffard , R. Raggazoni , R. Ramlau , J. Ramos , S. Ramsay , H. -F. Raynaud , P. Rhode , A. Richter , H. -W. Rix , M. Rodenhuis , R. -R. Rohloff , R. Romp , P. Rousselot , N. Sabha , B. Sassolas , J. Schlichter , M. Schuil , M. Schweitzer , U. Seemann , A. Sevin , M. Simioni , L. Spallek , A. Sönmez , J. Suuronen , S. Taburet , J. Thomas , E. Tisserand , P. Vaccari , E. Valenti , G. Verdoes Kleijn , M. Verdugo , F. Vidal , R. Wagner , M. Wegner , D. van Winden , J. Witschel , A. Zanella , W. Zeilinger , J. Ziegleder , B. Ziegler

This report introduces Juno, a modular Python package for optical design and simulation. Juno consists of a complete library that includes a graphical user interface to design and visualise arbitrary optical elements, set up wave…

Instrumentation and Detectors · Physics 2022-12-27 David Dierickx , Patrick Cleeve , Sergey Gorelick , James C. Whisstock , Alex De Marco

We introduce the STAR-MELT Python package that we developed to facilitate the analysis of time-resolved emission line spectroscopy of young stellar objects. STAR-MELT automatically extracts, identifies and fits emission lines. We summarise…

This paper presents the status of an ongoing project aimed at developing a PSF reconstruction software for adaptive optics (AO) observations. In particular, we test for the first time the implementation of pyramid wave-front sensor data on…

Effective adaptation and mitigation strategies for climate change require high-resolution projections to inform strategic decision-making. Conventional global climate models, which typically operate at resolutions of 150 to 200 kilometers,…

(abridged) We examine the spatial and temporal stability of the HST ACS Wide Field Camera (WFC) point spread function (PSF) using the two square degree COSMOS survey. We show that stochastic aliasing of the PSF necessarily occurs during…

We present SPIKE (Spectrometry Processing Innovative KErnel), an open-source Python package dedicated to Fourier spectroscopies. It provides basic functionalities such as apodisation, a complete set of Fourier transforms, phasing for NMR),…

Computational Physics · Physics 2016-08-25 Lionel Chiron , Marie-Aude Coutouly , Jean-Philippe Starck , Christian Rolando , Marc-André Delsuc

We introduce a new software package for modeling the point-spread function (PSF) of astronomical images, called Piff (PSFs In the Full FOV), which we apply to the first three years (known as Y3) of the Dark Energy Survey (DES) data. We…

To address the the problem of calibration of instrument systematics in transit light curves, we present the Python package ExoTiC-ISM. Transit spectroscopy can reveal many different chemical components in exoplanet atmospheres, but such…

Instrumentation and Methods for Astrophysics · Physics 2020-07-16 Iva Laginja , Hannah R. Wakeford

Fermipy is an open-source python framework that facilitates analysis of data collected by the Fermi Large Area Telescope (LAT). Fermipy is built on the Fermi Science Tools, the publicly available software suite provided by NASA for the LAT…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Matthew Wood , Regina Caputo , Eric Charles , Mattia Di Mauro , Jeffrey Magill , Jeremy Perkins

Adaptive optics (AO) instruments for the future extremely large telescopes (ELTs) are characterized by advanced optical systems with diffraction-limited optical quality. Low geometric distortion is also crucial for high accuracy astrometric…

Instrumentation and Methods for Astrophysics · Physics 2019-04-02 Mauro Patti , Matteo Lombini , Edoardo Maria Alberto Redaelli , Emiliano Diolaiti

Adaptive optics (AO) system performance is improved using post-processing techniques, such as point spread function (PSF) deconvolution. The PSF estimation involves characterization of the different wavefront (WF) error sources in the AO…

Instrumentation and Methods for Astrophysics · Physics 2018-08-29 Florian Ferreira , Eric Gendron , Gérard Rousset , Damien Gratadour

This paper presents an integrated modeling software to analyze the PSF of wide-field telescopes affected by misalignments. Even relatively small misalignments in the optical system of a telescope can significantly deteriorate the image…

Instrumentation and Methods for Astrophysics · Physics 2021-12-14 Salvatore Savarese , Pietro Schipani , Giulio Capasso , Mirko Colapietro , Sergio D'Orsi , Marcella Iuzzolino , Laurent Marty , Francesco Perrotta , Giacomo Basile

Context. Adaptive optics (AO) is now a tool commonly deployed in astronomy. The real time correction of the atmospheric turbulence that AO enables allows telescopes to perform close to the diffraction limit at the core of their point spread…

Instrumentation and Methods for Astrophysics · Physics 2023-06-21 Anthony Berdeu , Michel Tallon , Éric Thiébaut , Maud Langlois

MICADO, a near-infrared imager for the Extremely Large Telescope, is being designed to deliver diffraction limited imaging and 50 micro arcsecond (${\mu}$as) astrometric accuracy. MICADO employs an atmospheric dispersion corrector (ADC) to…

Instrumentation and Methods for Astrophysics · Physics 2020-07-08 J. A. van den Born , W. Jellema

We aim at searching for exoplanets on the whole ESO/VLT-SPHERE archive with improved and unsupervised data analysis algorithm that could allow to detect massive giant planets at 5 au. To prepare, test and optimize our approach, we gathered…

Earth and Planetary Astrophysics · Physics 2023-07-26 A. Chomez , A. -M. Lagrange , P. Delorme , M. Langlois , G. Chauvin , O. Flasseur , J. Dallant , F. Philipot , S. Bergeon , D. Albert , N. Meunier , P. Rubini

I present StarEstate, an open-source Python package for producing rapid, statistically robust galactic population synthesis models. By utilizing optimized pre-calculated inverse-cumulative distribution function samplers, the tool generates…

Instrumentation and Methods for Astrophysics · Physics 2025-11-27 Amedeo Romagnolo

Major advancements in fields as diverse as biology and quantum computing have relied on a multitude of microscopic techniques. All optical, electron and scanning probe microscopy advanced with new detector technologies and integration of…

Instrumentation and Detectors · Physics 2023-03-01 Rama Vasudevan , Mani Valleti , Maxim Ziatdinov , Gerd Duscher , Suhas Somnath

Small and wide angle x-ray scattering tensor tomography are powerful methods for studying anisotropic nanostructures in a volume-resolved manner, and are becoming increasingly available to users of synchrotron facilities. The analysis of…

Materials Science · Physics 2025-04-24 Leonard C. Nielsen , Mads Carlsen , Sici Wang , Arthur Baroni , Torne Tänzer , Marianne Liebi , Paul Erhart

We demonstrate that artificial bipolar structure can be detected using spectro-astrometry when the point spread function (PSF) of a point source suffers distortion in a relatively wide slit. Spectro-astrometry is a technique which allows us…

Astrophysics · Physics 2009-11-13 E. Brannigan , M. Takami , A. Chrysostomou , J. Bailey