English
Related papers

Related papers: SPIRou: a spectropolarimeter for the CFHT

200 papers

M dwarfs are known to host magnetic fields, impacting exoplanet studies and playing a key role in stellar and planetary formation and evolution. Observations revealed the long-term evolution of the large-scale magnetic field reconstructed…

Solar and Stellar Astrophysics · Physics 2025-08-07 P. I. Cristofari , J. -F. Donati , S. Bellotti , É. Artigau , A. Carmona , C. Moutou , X. Delfosse , P. Petit , B. Finociety , J. Dias do Nascimento

The Prime Focus Spectrograph (PFS) is a fiber fed multi-object spectrometer for the Subaru Telescope that will conduct a variety of targeted surveys for studies of dark energy, galaxy evolution, and galactic archaeology. The key to the…

Instrumentation and Methods for Astrophysics · Physics 2012-10-11 Charles D. Fisher , David F. Braun , Joel V. Kaluzny , Michael D. Seiffert , Richard G. Dekany , Richard S. Ellis , Roger M. Smith

(Abridged) Canadian astronomy has, for decades, benefited from access to observatories and participating in international consortia on one of the best astronomical sites in the world: Maunakea. However, Maunakea is part of the unceded…

Instrumentation and Methods for Astrophysics · Physics 2020-05-20 Hilding R. Neilson , Samantha Lawler

SINFONI, the SINgle Faint Object Near-infrared Investigation, is an instrument for the Very Large Telescope (VLT), which will start its operation mid 2002 and allow for the first time near infrared (NIR) integral field spectroscopy at the…

Astrophysics · Physics 2015-06-24 S. Mengel , F. Eisenhauer , M. Tecza , N. Thatte , C. Roehrle , K. Bickert , J. Schreiber

Detailed chemical analyses of M dwarfs are scarce but necessary to constrain the formation environment and internal structure of planets being found around them. We present elemental abundances of 13 M dwarfs (2900 < Teff < 3500 K) observed…

MSE is an 11.25m aperture observatory with a 1.5 square degree field of view that will be fully dedicated to multi-object spectroscopy. More than 3200 fibres will feed spectrographs operating at low (R ~ 2000 - 3500) and moderate (R ~ 6000)…

Instrumentation and Methods for Astrophysics · Physics 2016-06-02 Alan McConnachie , Carine Babusiaux , Michael Balogh , Simon Driver , Pat Côté , Helene Courtois , Luke Davies , Laura Ferrarese , Sarah Gallagher , Rodrigo Ibata , Nicolas Martin , Aaron Robotham , Kim Venn , Eva Villaver , Jo Bovy , Alessandro Boselli , Matthew Colless , Johan Comparat , Kelly Denny , Pierre-Alain Duc , Sara Ellison , Richard de Grijs , Mirian Fernandez-Lorenzo , Ken Freeman , Raja Guhathakurta , Patrick Hall , Andrew Hopkins , Mike Hudson , Andrew Johnson , Nick Kaiser , Jun Koda , Iraklis Konstantopoulos , George Koshy , Khee-Gan Lee , Adi Nusser , Anna Pancoast , Eric Peng , Celine Peroux , Patrick Petitjean , Christophe Pichon , Bianca Poggianti , Carlo Schmid , Prajval Shastri , Yue Shen , Chris Willot , Scott Croom , Rosine Lallement , Carlo Schimd , Dan Smith , Matthew Walker , Jon Willis , Alessandro Bosselli Matthew Colless , Aruna Goswami , Matt Jarvis , Eric Jullo , Jean-Paul Kneib , Iraklis Konstantopoloulous , Jeff Newman , Johan Richard , Firoza Sutaria , Edwar Taylor , Ludovic van Waerbeke , Giuseppina Battaglia , Pat Hall , Misha Haywood , Charli Sakari , Carlo Schmid , Arnaud Seibert , Sivarani Thirupathi , Yuting Wang , Yiping Wang , Ferdinand Babas , Steve Bauman , Elisabetta Caffau , Mary Beth Laychak , David Crampton , Daniel Devost , Nicolas Flagey , Zhanwen Han , Clare Higgs , Vanessa Hill , Kevin Ho , Sidik Isani , Shan Mignot , Rick Murowinski , Gajendra Pandey , Derrick Salmon , Arnaud Siebert , Doug Simons , Else Starkenburg , Kei Szeto , Brent Tully , Tom Vermeulen , Kanoa Withington , Nobuo Arimoto , Martin Asplund , Herve Aussel , Michele Bannister , Harish Bhatt , SS Bhargavi , John Blakeslee , Joss Bland-Hawthorn , James Bullock , Denis Burgarella , Tzu-Ching Chang , Andrew Cole , Jeff Cooke , Andrew Cooper , Paola Di Matteo , Ginevra Favole , Hector Flores , Bryan Gaensler , Peter Garnavich , Karoline Gilbert , Rosa Gonzalez-Delgado , Puragra Guhathakurta , Guenther Hasinger , Falk Herwig , Narae Hwang , Pascale Jablonka , Matthew Jarvis , Umanath Kamath , Lisa Kewley , Damien Le Borgne , Geraint Lewis , Robert Lupton , Sarah Martell , Mario Mateo , Olga Mena , David Nataf , Jeffrey Newman , Enrique Pérez , Francisco Prada , Mathieu Puech , Alejandra Recio-Blanco , Annie Robin , Will Saunders , Daniel Smith , C. S. Stalin , Charling Tao , Karun Thanjuvur , Laurence Tresse , Ludo van Waerbeke , Jian-Min Wang , David Yong , Gongbo Zhao , Patrick Boisse , James Bolton , Piercarlo Bonifacio , Francois Bouchy , Len Cowie , Katia Cunha , Magali Deleuil , Ernst de Mooij , Patrick Dufour , Sebastien Foucaud , Karl Glazebrook , John Hutchings , Chiaki Kobayashi , Rolf-Peter Kudritzki , Yang-Shyang Li , Lihwai Lin , Yen-Ting Lin , Martin Makler , Norio Narita , Changbom Park , Ryan Ransom , Swara Ravindranath , Bacham Eswar Reddy , Marcin Sawicki , Luc Simard , Raghunathan Srianand , Thaisa Storchi-Bergmann , Keiichi Umetsu , Ting-Gui Wang , Jong-Hak Woo , Xue-Bing Wu

The Strontium Iodide Radiation Instrument (SIRI) is a single detector, gamma-ray spectrometer designed to space-qualify the new scintillation detector material europium-doped strontium iodide (SrI2:Eu) and new silicon photomultiplier (SiPM)…

Instrumentation and Methods for Astrophysics · Physics 2019-07-29 Lee J. Mitchell , Bernard F. Phlips , J. Eric Grove , Theodore Finne , Mary Johnson-Rambert , W. Neil Johnson

The Sky Polarization Observatory (SPOrt) is presented as a project aimed to measure the diffuse sky polarized emission, from the International Space Station, in the frequency range 20-90 GHz with 7 degrees of HPBW. The SPOrt experimental…

The Magnetism in Massive Stars (MiMeS) Project is a consensus collaboration among the foremost international researchers of the physics of hot, massive stars, with the basic aim of understanding the origin, evolution and impact of magnetic…

MIRC-X is a six telescope beam combiner at the CHARA array that works in J and H wavelength bands and provides an angular resolution equivalent to a $B$=331m diameter telescope. The legacy MIRC combiner has delivered outstanding results in…

We present a catalog of near-infrared (NIR) spectra and associated measurements for 886 nearby M dwarfs. The spectra were obtained with the NASA-Infrared Telescope Facility SpeX Spectrograph during a two-year observing campaign; they have…

Solar and Stellar Astrophysics · Physics 2015-09-30 Ryan C. Terrien , Suvrath Mahadevan , Rohit Deshpande , Chad F. Bender

We present the first results from our high-precision infrared (IR) astrometry program at the Canada-France-Hawaii Telescope. We measure parallaxes for 83 ultracool dwarfs (spectral types M6--T9) in 49 systems, with a median uncertainty of…

Solar and Stellar Astrophysics · Physics 2015-06-03 Trent J. Dupuy , Michael C. Liu

We present a progress report on the design and construction of the Field-Imaging Far-Infrared Line Spectrometer (FIFI LS) for the SOFIA airborne observatory. The design of the instrument is driven by the goal of maximizing observing…

Astrophysics · Physics 2015-06-24 L. W. Looney , N. Geis , R. Genzel , W. K. Park , A. Poglitsch , W. Raab , D. Rosenthal , A. Urban , T. Henning

A near-infrared (0.85-2.5 microns) camera in use at the Canada-France-Hawaii Telescope and at the 1.6m telescope of the Observatoire du Mont-Megantic is described. The camera is based on a Hawaii-1 1024x1024 HgCdTe array detector. Its main…

Astrophysics · Physics 2015-06-24 C. Marois , R. Doyon , D. Nadeau , R. Racine , M. Riopel , P. Vallee

The proliferation of near-infrared (1--5 $\mu$m) photometric systems over the last 30 years has made the comparison of photometric results difficult. In an effort to standardize infrared filters in use, the Mauna Kea Observatories…

Astrophysics · Physics 2007-05-23 A. T. Tokunaga W. D. Vacca

The Near-Infrared Imager and Slitless Spectrograph (NIRISS) is the science module of the Canadian-built Fine Guidance Sensor (FGS) onboard the James Webb Space Telescope (JWST). NIRISS has four observing modes: 1) broadband imaging…

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

HERMES Pathfinder is an in-orbit demonstration consisting of a constellation of six 3U cubesats hosting simple but innovative X-ray/gamma-ray detectors for the monitoring of cosmic high-energy transients. HERMES-PF, funded by ASI and by the…