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Related papers: Compilation of Technical Papers on ALMA Receivers

200 papers

The digital revolution is transforming astronomy from a data-starved to a data-submerged science. Instruments such as the Atacama Large Millimeter Array (ALMA), the Large Synoptic Survey Telescope (LSST), and the Square Kilometer Array…

Instrumentation and Methods for Astrophysics · Physics 2012-09-25 Melvyn Wright

By direct measurements of the gas temperature, the Atacama Large Millimeter/sub-millimeter Array (ALMA) has yielded a new diagnostic tool to study the solar chromosphere. Here we present an overview of the brightness-temperature…

Strong gravitational lensing acts as a cosmic telescope, enabling the study of the high-redshift universe. Astronomical interferometers, such as the Atacama Large Millimeter/submillimeter Array (ALMA), have provided high-resolution images…

We present high resolution (0.3") Atacama Large Millimeter Array (ALMA) 870um imaging of five z~1.5-4.5 X-ray detected AGN with luminosities of L(2-8keV)>10^42 erg/s. These data provide a >~20x improvement in spatial resolution over…

Astrophysics of Galaxies · Physics 2016-02-17 C. M. Harrison , J. M. Simpson , F. Stanley , D. M. Alexander , E. Daddi , J. R. Mullaney , M. Pannella , D. J. Rosario , Ian Smail

The Atacama Large Millimeter/sub-millimeter Array (ALMA) has provided us with an excellent diagnostic tool for studies of the dynamics of the Solar chromosphere, albeit through a single receiver band at one time presently. Each ALMA band…

Solar and Stellar Astrophysics · Physics 2022-09-14 Juan Camilo Guevara Gómez , Shahin Jafarzadeh , Sven Wedemeyer , Mikolaj Szydlarski

We present Atacama Large Millimeter/submillimeter Array (ALMA) observations of a quiet-Sun region at a wavelength of 3 mm, obtained during the first solar ALMA cycle on April 27, 2017, and compare them with available chromospheric…

Solar and Stellar Astrophysics · Physics 2019-06-05 Maria A. Loukitcheva , Stephen M. White , Sami K. Solanki

An online software tool for the easy preparation of ephemerides of the solar surface features is presented. It was developed as a helper tool for the preparation of observations of the Sun with the Atacama Large Millimeter/submillimeter…

Solar and Stellar Astrophysics · Physics 2019-04-18 I. Skokić , R. Brajša

Leveraging the high resolution, high sensitivity, and wide frequency coverage of the Atacama Large Millimeter/submillimeter Array (ALMA), the QUARKS survey, standing for "Querying Underlying mechanisms of massive star formation with…

Submillimeter and millimeter wavelengths provide a unique view of the Universe, from the gas and dust that fills and surrounds galaxies to the chromosphere of our own Sun. Current single-dish facilities have presented a tantalising view of…

Instrumentation and Methods for Astrophysics · Physics 2024-08-22 Mark Booth , Pamela Klaassen , Claudia Cicone , Tony Mroczkowski , Martin A. Cordiner , Luca Di Mascolo , Doug Johnstone , Eelco van Kampen , Minju M. Lee , Daizhong Liu , John Orlowski-Scherer , Amélie Saintonge , Matthew W. L. Smith , Alexander Thelen , Sven Wedemeyer , Kazunori Akiyama , Stefano Andreon , Doris Arzoumanian , Tom J. L. C. Bakx , Caroline Bot , Geoffrey Bower , Roman Brajša , Chian-Chou Chen , Elisabete da Cunha , David Eden , Stefano Ettori , Brandt Gaches , Evanthia Hatziminaoglou , Patricia Luppe , Benjamin Magnelli , Jonathan P. Marshall , Francisco Miguel Montenegro-Montes , Michael Niemack , Conor Nixon , Imke de Pater , Yvette Perrott , Sandra I. Raimundo , Elena Redaelli , Anita Richards , Matus Rybak , Nikolina Šarčević , Dmitry Semenov , Silvia Spezzano , Sundar Srinivasan , Thomas Stanke , Paola Andreani , Maria T. Beltrán , Bryan J. Butler , Sebastiano Cantalupo , Miguel Chavez Dagostino , Ana Duarte-Cabral , Bjorn Emonts , Leigh Fletcher , Dale E. Gary , Stanislav Gunar , Alvaro Hacar , Bendix Hagedorn , Tomek Kaminski , Fiona Kirton , Katherine de Kleer , Eduard Kontar , Yi-Jehng Kuan , John Lightfoot , Enrique Lopez-Rodriguez , Andreas Lundgren , Stefanie N. Milam , Atul Mohan , Raphael Moreno , Galina G. Motorina , Arielle Moullet , Kate Pattle , Alberto Pellizzoni , Nicolas Peretto , Joanna Ramasawmy , Claudio Ricci , Andrew J. Rigby , Álvaro Sánchez-Monge , Maryam Saberi , Masumi Shimojo , Aurora Simionescu , Mark Thompson , Alessio Traficante , Cristian Vignali , Stephen M. White

ALMA's high-resolution images allow to resolve the filamentary structure of the ISM down to few thousand au at kpc distances. We aim to systematically quantify the impact of the interferometric response and the effects of the short-spacing…

Astrophysics of Galaxies · Physics 2024-08-07 F. Bonanomi , A. Hacar , A. Socci , D. Petry , S. Suri

Solar observations at sub-mm, mm and cm wavelengths offer a straightforward diagnostic of physical conditions in the solar atmosphere because they yield measurement of brightness temperature which, for optically thick features, equals…

Solar and Stellar Astrophysics · Physics 2022-09-07 Costas Alissandrakis , Timothy Bastian , Roman Brajša

We use the Atacama Large sub/Millimetre Array (ALMA) to efficiently observe spectral lines across Bands 3, 4, 5, 6, 7, and 8 at high-resolution (0.5" - 0.1") for 16 bright southern Herschel sources at $1.5 < z < 4.2$. With only six and a…

The Atacama Large Millimeter/submillimeter Array (ALMA) is a powerful tool for high-resolution mapping of comets, but the main interferometer (comprised of 50x12-m antennas) is insensitive to the largest coma scales due to a lack of very…

ALMA is revolutionizing the way we study and understand the astrophysics of galaxies, both as a whole and individually. By exploiting its unique sensitivity and resolution to make spatially and spectrally resolved images of the gas and dust…

Astrophysics of Galaxies · Physics 2015-03-12 Andrew W. Blain

The current generation of radio and millimeter telescopes, particularly the Atacama Large Millimeter Array (ALMA), offers enormous advances in observing capabilities. While these advances represent an unprecedented opportunity to facilitate…

Instrumentation and Methods for Astrophysics · Physics 2019-04-26 Paul Rosen , Anil Seth , Betsy Mills , Adam Ginsburg , Julia Kamenetzky , Jeff Kern , Chris R. Johnson , Bei Wang

As the Atacama Large Millimeter/submillimeter Array (ALMA) nears completion, 73 dual-polarization receivers have been delivered for each of Bands 3 (84-116 GHz) and 6 (211-275 GHz). The receivers use sideband-separating superconducting…

Instrumentation and Detectors · Physics 2015-06-16 Anthony R. Kerr , Shing-Kuo Pan , Stéphane M. X. Claude , Philip Dindo , Arthur W. Lichtenberger , Eugene F. Lauria

Up to now, the completion of an ALMA interferometric observation is determined based on the achievement of a given shape and size of the synthesized beam and the noise RMS in the representative spectral range. This approach with respect to…

Instrumentation and Methods for Astrophysics · Physics 2020-12-17 Dirk Petry , María Díaz Trigo , Rüdiger Kneissl , Ignacio Toledo , Stefano Facchini

We report the results of the Atacama Large Millimeter/sub-millimeter Array (ALMA) observations of the solar chromosphere on the southern polar limb. Coordinated observations with the Interface Region Imaging Spectrograph (IRIS) are also…

Solar and Stellar Astrophysics · Physics 2018-08-22 Takaaki Yokoyama , Masumi Shimojo , Takenori J. Okamoto , Haruhisa Iijima

The unprecedented sensitivity of the Atacama Large millimeter/submillimeter array (ALMA) is providing many new discoveries. Several of these are serendipitous to the original goal of the observations. We report the discovery of previously…

Solar and Stellar Astrophysics · Physics 2016-01-21 W. Vlemmings , S. Ramstedt , M. Maercker , B. Davidsson

The Atacama Cosmology Telescope (ACT) project is described. This multi-institution collaboration aims to produce arcminute-resolution and micro-Kelvin sensitivity maps of the microwave background temperature over 200 square degrees of the…

Astrophysics · Physics 2015-06-24 Arthur Kosowsky
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