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200 papers

This document reports an Open 2D Electrical Impedance Tomography (EIT) data set. The EIT measurements were collected from a circular body (a flat tank filled with saline) with various choices of conductive and resistive inclusions. Data are…

I present spherical (https://github.com/m-samland/spherical), a software package and database designed for the ESO VLT/SPHERE high-contrast imager. SPHERE has produced the world's largest archive of direct imaging observations of exoplanets…

Instrumentation and Methods for Astrophysics · Physics 2025-09-11 Matthias Samland

The eShel, an off-the-shelf, fiber-fed echelle spectrograph ($R \approx 10,000$), was installed on the 1m telescope at the Wise observatory in Israel. We report the installation of the multi-order spectrograph, and describe our pipeline to…

Instrumentation and Methods for Astrophysics · Physics 2017-05-03 Michael Engel , Sahar Shahaf , Tsevi Mazeh

In this paper we describe the echelle spectrograph of the 2 meter telescope of the Rozhen National Astronomical Observatory. The spectrograph is a cross-dispersed, bench-mounted, fiber-fed instrument giving a resolution from $\sim$30000 to…

We present the archive of the wide-field plate observations obtained at the University Observatory Jena, which is stored at the Astrophysical Institute of the Friedrich Schiller University Jena. The archive contains plates taken in the…

Instrumentation and Methods for Astrophysics · Physics 2015-06-19 A. V. Poghosyan , W. Pfau , K. P. Tsvetkova , M. Mugrauer , M. K. Tsvetkov , V. V. Hambaryan , R. Neuhaeuser , D. G. Kalaglarsky

High-resolution spectrographs open a detailed window onto the atmospheres of stars and planets. As the number of systems observed with different instruments grows, it is crucial to develop a standard in analyzing spectral time series of…

Prospects for future supernova surveys are discussed, focusing on the ESA Euclid mission and the European Extremely Large Telescope(E-ELT), both expected to be in operation around the turn of the decade. Euclid is a 1.2m space survey…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 I. M. Hook

The first measurements of anti-$k_{T}$ jet energy spectrum and substructure in hadronic $Z$ decays are presented. The archived $e^+e^-$ annihilation data at a center-of-mass energy of 91 GeV were collected with the ALEPH detector at LEP in…

High Energy Physics - Experiment · Physics 2021-08-31 Yi Chen , Yen-Jie Lee , Marcello Maggi , Paoti Chang , Yang-Ting Chien , Christopher McGinn , Dennis Perepelitsa

The CHIRON optical high-resolution echelle spectrometer was commissioned at the 1.5m telescope at CTIO in 2011. The instrument was designed for high throughput and stability, with the goal of monitoring radial velocities of bright stars…

Instrumentation and Methods for Astrophysics · Physics 2015-06-17 Andrei Tokovinin , Debra A. Fischer , Marco Bonati , Matthew J. Giguere , Peter Moore , Christian Schwab , Julien F. P. Spronck , Andrew Szymkowiak

The Echelle Spectrograph and Imager (ESI) is a multipurpose instrument which has been delivered by the Instrument Development Laboratory of Lick Observatory for use at the Cassegrain focus of the Keck II telescope. ESI saw first light on…

Astrophysics · Physics 2015-06-24 A. I. Sheinis , J. Miller , M. Bolte , B. Sutin

We describe OHBA Software Library for the analysis of electrophysiological data (osl-ephys). This toolbox builds on top of the widely used MNE-Python package and provides unique analysis tools for magneto-/electro-encephalography (M/EEG)…

Quantitative Methods · Quantitative Biology 2024-10-30 Mats W. J. van Es , Chetan Gohil , Andrew J. Quinn , Mark W. Woolrich

An important component of the Extragalactic Distance Database (EDD) at http://edd.ifa.hawaii.edu is a group of catalogs related to the measurement of HI line profile parameters. One of these is the All Digital HI catalog which contains an…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 Helene M Courtois , R B Tully , J R Fisher , N Bonhomme , M Zavodny , A Barnes

We present the Collection of Elemental Routines for Echelle Spectra (CERES). These routines were developed for the construction of automated pipelines for the reduction, extraction and analysis of spectra acquired with different…

Instrumentation and Methods for Astrophysics · Physics 2017-02-15 Rafael Brahm , Andrés Jordán , Néstor Espinoza

The Electron Energy-Loss Spectroscopy (EELS) and X-ray Absorption Spectroscopy (XAS) database has been completely rewritten, with an improved design, user interface and a number of new tools. The database is accessible at https://eelsdb.eu/…

Materials Science · Physics 2016-03-18 Philip Ewels , Thierry Sikora , Virginie Serin , Chris P. Ewels , Luc Lajaunie

We present PEGASE-HR, a new stellar population synthesis program generating high resolution spectra (R=10 000) over the optical range lambda=400--680 nm. It links the spectro-photometric model of galaxy evolution PEGASE.2 (Fioc &…

EUTelescope is a modular, comprehensive software framework for the reconstruction of particle trajectories recorded with beam telescopes. Its modularity allows for a flexible usage of processors each fulfilling separate tasks of the…

The work described in this article is a continuation of the previously initiated research on archival spectral observations carried out in the Crimea. It covers a time interval of about 90 years and contains information about spectroscopy…

Instrumentation and Methods for Astrophysics · Physics 2019-03-27 A. A. Shlyapnikov , M. A. Gorbunov , M. A. Gorbachev , R. R. Akmetdinov

I present a new FITS viewer designed to explore 3D spectral line data (in particular HI) and assist with visual source extraction and analysis. Using the artistic software Blender, FRELLED can visualise even large (~600^3 voxels) data sets…

Instrumentation and Methods for Astrophysics · Physics 2015-10-14 Rhys Taylor

The general context of this study is the inversion of stellar fundamental parameters from high-resolution Echelle spectra. We aim indeed at developing a fast and reliable tool for the post-processing of spectra produced by Espadons and…

Instrumentation and Methods for Astrophysics · Physics 2014-12-24 F. Paletou , T. Böhm , V. Watson , J. -F. Trouilhet