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相关论文: The DESI Sky Continuum Monitor System
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The Dark Energy Spectroscopic Instrument (DESI) is a new instrument currently under construction for the Mayall 4-m telescope at Kitt Peak National Observatory. It will consist of a wide-field optical corrector with a 3.2 degree diameter…
天体物理仪器与方法 · 物理学
2018-07-26
Klaus Honscheid , Ann Elliott , Elizabeth Buckley-Geer , Bezhad Abreshi , Francisco Castender , Luiz daCosta , Stephen Kent , David Kirkby , Robert Marshall , Eric Neilsen , Riccardo Ogando , David Rabinowitz , Aaron roodman , Santiago Serrano , David Brooks , Michael Levi , Greg Tarle
We describe the spectroscopic data processing pipeline of the Dark Energy Spectroscopic Instrument (DESI), which is conducting a redshift survey of about 40 million galaxies and quasars using a purpose-built instrument on the 4-m Mayall…
天体物理仪器与方法 · 物理学
2023-03-15
J. Guy , S. Bailey , A. Kremin , Shadab Alam , D. M. Alexander , C. Allende Prieto , S. BenZvi , A. S. Bolton , D. Brooks , E. Chaussidon , A. P. Cooper , K. Dawson , A. de la Macorra , A. Dey , Biprateep Dey , G. Dhungana , D. J. Eisenstein , A. Font-Ribera , J. E. Forero-Romero , E. Gaztañaga , S. Gontcho A Gontcho , D. Green , K. Honscheid , M. Ishak , R. Kehoe , D. Kirkby , T. Kisner , Sergey E. Koposov , Ting-Wen Lan , M. Landriau , L. Le Guillou , Michael E. Levi , C. Magneville , Christopher J. Manser , P. Martini , Aaron M. Meisner , R. Miquel , J. Moustakas , Adam D. Myers , Jeffrey A. Newman , Jundan Nie , N. Palanque-Delabrouille , W. J. Percival , C. Poppett , F. Prada , A. Raichoor , C. Ravoux , A. J. Ross , E. F. Schlafly , D. Schlegel , M. Schubnell , Ray M. Sharples , Gregory Tarlé , B. A. Weaver , Christophe Yèche , Rongpu Zhou , Zhimin Zhou , H. Zou
The Dark Energy Spectroscopic Instrument (DESI) survey is a spectroscopic survey of tens of millions of galaxies at $0 < z < 3.5$ covering 14,000 square degrees of the sky. In its first 1.1 years of survey operations, it has observed more…
宇宙学与河外天体物理 · 物理学
2024-02-16
E. F. Schlafly , D. Kirkby , D. J. Schlegel , A. D. Myers , A. Raichoor , K. Dawson , J. Aguilar , C. Allende Prieto , S. Bailey , S. BenZvi , J. Bermejo-Climent , D. Brooks , A. de la Macorra , Arjun Dey , P. Doel , K. Fanning , A. Font-Ribera , J. E. Forero-Romero , J. García-Bellido , S. Gontcho A Gontcho , J. Guy , C. Hahn , K. Honscheid , M. Ishak , S. Juneau , R. Kehoe , T. Kisner , A. Kremin , M. Landriau , D. A. Lang , J. Lasker , M. E. Levi , C. Magneville , C. J. Manser , P. Martini , A. M. Meisner , R. Miquel , J. Moustakas , J. A. Newman , Jundan Nie , N. Palanque-Delabrouille , W. J. Percival , C. Poppett , C. Rockosi , A. J. Ross , G. Rossi , G. Tarlé , B. A. Weaver , C. Yèche , R. Zhou
The Dark Energy Spectroscopic Instrument (DESI) has embarked on an ambitious five-year survey to explore the nature of dark energy with spectroscopy of 40 million galaxies and quasars. DESI will determine precise redshifts and employ the…
天体物理仪器与方法 · 物理学
2023-03-15
B. Abareshi , J. Aguilar , S. Ahlen , Shadab Alam , David M. Alexander , R. Alfarsy , L. Allen , C. Allende Prieto , O. Alves , J. Ameel , E. Armengaud , J. Asorey , Alejandro Aviles , S. Bailey , A. Balaguera-Antolínez , O. Ballester , C. Baltay , A. Bault , S. F. Beltran , B. Benavides , S. BenZvi , A. Berti , R. Besuner , Florian Beutler , D. Bianchi , C. Blake , P. Blanc , R. Blum , A. Bolton , S. Bose , D. Bramall , S. Brieden , A. Brodzeller , D. Brooks , C. Brownewell , E. Buckley-Geer , R. N. Cahn , Z. Cai , R. Canning , A. Carnero Rosell , P. Carton , R. Casas , F. J. Castander , J. L. Cervantes-Cota , S. Chabanier , E. Chaussidon , C. Chuang , C. Circosta , S. Cole , A. P. Cooper , L. da Costa , M. -C. Cousinou , A. Cuceu , T. M. Davis , K. Dawson , R. de la Cruz-Noriega , A. de la Macorra , A. de Mattia , J. Della Costa , P. Demmer , M. Derwent , A. Dey , B. Dey , G. Dhungana , Z. Ding , C. Dobson , P. Doel , J. Donald-McCann , J. Donaldson , K. Douglass , Y. Duan , P. Dunlop , J. Edelstein , S. Eftekharzadeh , D. J. Eisenstein , M. Enriquez-Vargas , S. Escoffier , M. Evatt , P. Fagrelius , X. Fan , K. Fanning , V. A. Fawcett , S. Ferraro , J. Ereza , B. Flaugher , A. Font-Ribera , J. E. Forero-Romero , C. S. Frenk , S. Fromenteau , B. T. Gänsicke , C. Garcia-Quintero , L. Garrison , E. Gaztañaga , F. Gerardi , H. Gil-Marín , S. Gontcho A Gontcho , Alma X. Gonzalez-Morales , G. Gonzalez-de-Rivera , V. Gonzalez-Perez , C. Gordon , O. Graur , D. Green , C. Grove , D. Gruen , G. Gutierrez , J. Guy , C. Hahn , S. Harris , D. Herrera , Hiram K. Herrera-Alcantar , K. Honscheid , C. Howlett , D. Huterer , V. Iršič , M. Ishak , P. Jelinsky , L. Jiang , J. Jimenez , Y. P. Jing , R. Joyce , E. Jullo , S. Juneau , N. G. Karaçaylı , M. Karamanis , A. Karcher , T. Karim , R. Kehoe , S. Kent , D. Kirkby , T. Kisner , F. Kitaura , S. E. Koposov , A. Kovács , A. Kremin , Alex Krolewski , B. L'Huillier , O. Lahav , A. Lambert , C. Lamman , Ting-Wen Lan , M. Landriau , S. Lane , D. Lang , J. U. Lange , J. Lasker , L. Le Guillou , A. Leauthaud , A. Le Van Suu , Michael E. Levi , T. S. Li , C. Magneville , M. Manera , Christopher J. Manser , B. Marshall , W. McCollam , P. McDonald , Aaron M. Meisner , J. Mena-Fernández M. Mezcua , T. Miller , R. Miquel , P. Montero-Camacho , J. Moon , J. Paul Martini , J. Meneses-Rizo , J. Moustakas , E. Mueller , Andrea Muñoz-Gutiérrez , Adam D. Myers , S. Nadathur , J. Najita , L. Napolitano , E. Neilsen , Jeffrey A. Newman , J. D. Nie , Y. Ning , G. Niz , P. Norberg , Hernán E. Noriega , T. O'Brien , A. Obuljen , N. Palanque-Delabrouille , A. Palmese , P. Zhiwei , D. Pappalardo , X. Peng , W. J. Percival , S. Perruchot , R. Pogge , C. Poppett , A. Porredon , F. Prada , J. Prochaska , R. Pucha , A. Pérez-Fernández , I. Pérez-Ráfols , D. Rabinowitz , A. Raichoor , S. Ramirez-Solano , César Ramírez-Pérez , C. Ravoux , K. Reil , M. Rezaie , A. Rocher , C. Rockosi , N. A. Roe , A. Roodman , A. J. Ross , G. Rossi , R. Ruggeri , V. Ruhlmann-Kleider , C. G. Sabiu , S. Safonova , K. Said , A. Saintonge , Javier Salas Catonga , L. Samushia , E. Sanchez , C. Saulder , E. Schaan , E. Schlafly , D. Schlegel , J. Schmoll , D. Scholte , M. Schubnell , A. Secroun , H. Seo , S. Serrano , Ray M. Sharples , Michael J. Sholl , Joseph Harry Silber , D. R. Silva , M. Sirk , M. Siudek , A. Smith , D. Sprayberry , R. Staten , B. Stupak , T. Tan , Gregory Tarlé , Suk Sien Tie , R. Tojeiro , L. A. Ureña-López , F. Valdes , O. Valenzuela , M. Valluri , M. Vargas-Magaña , L. Verde , M. Walther , B. Wang , M. S. Wang , B. A. Weaver , C. Weaverdyck , R. Wechsler , Michael J. Wilson , J. Yang , Y. Yu , S. Yuan , Christophe Yèche , H. Zhang , K. Zhang , Cheng Zhao , Rongpu Zhou , Zhimin Zhou , H. Zou , J. Zou , S. Zou , Y. Zu
We describe the design of the Commissioning Instrument for the Dark Energy Spectroscopic Instrument (DESI). DESI will obtain spectra over a 3 degree field of view using the 4-meter Mayall Telescope at Kitt Peak, AZ. In order to achieve the…
天体物理仪器与方法 · 物理学
2018-07-26
Ashley J. Ross , Paul Martini , Rebecca Coles , Mark Derwent , Klaus Honscheid , Thomas P. O'Brien , Dan Pappalardo , Suk Sien Tie , David Brooks , Michael Schubnell , Greg Tarle
DESI (Dark Energy Spectropic Instrument) is a Stage IV ground-based dark energy experiment that will study baryon acoustic oscillations and the growth of structure through redshift-space distortions with a wide-area galaxy and quasar…
天体物理仪器与方法 · 物理学
2016-12-14
DESI Collaboration , Amir Aghamousa , Jessica Aguilar , Steve Ahlen , Shadab Alam , Lori E. Allen , Carlos Allende Prieto , James Annis , Stephen Bailey , Christophe Balland , Otger Ballester , Charles Baltay , Lucas Beaufore , Chris Bebek , Timothy C. Beers , Eric F. Bell , José Luis Bernal , Robert Besuner , Florian Beutler , Chris Blake , Hannes Bleuler , Michael Blomqvist , Robert Blum , Adam S. Bolton , Cesar Briceno , David Brooks , Joel R. Brownstein , Elizabeth Buckley-Geer , Angela Burden , Etienne Burtin , Nicolas G. Busca , Robert N. Cahn , Yan-Chuan Cai , Laia Cardiel-Sas , Raymond G. Carlberg , Pierre-Henri Carton , Ricard Casas , Francisco J. Castander , Jorge L. Cervantes-Cota , Todd M. Claybaugh , Madeline Close , Carl T. Coker , Shaun Cole , Johan Comparat , Andrew P. Cooper , M. -C. Cousinou , Martin Crocce , Jean-Gabriel Cuby , Daniel P. Cunningham , Tamara M. Davis , Kyle S. Dawson , Axel de la Macorra , Juan De Vicente , Timothée Delubac , Mark Derwent , Arjun Dey , Govinda Dhungana , Zhejie Ding , Peter Doel , Yutong T. Duan , Anne Ealet , Jerry Edelstein , Sarah Eftekharzadeh , Daniel J. Eisenstein , Ann Elliott , Stéphanie Escoffier , Matthew Evatt , Parker Fagrelius , Xiaohui Fan , Kevin Fanning , Arya Farahi , Jay Farihi , Ginevra Favole , Yu Feng , Enrique Fernandez , Joseph R. Findlay , Douglas P. Finkbeiner , Michael J. Fitzpatrick , Brenna Flaugher , Samuel Flender , Andreu Font-Ribera , Jaime E. Forero-Romero , Pablo Fosalba , Carlos S. Frenk , Michele Fumagalli , Boris T. Gaensicke , Giuseppe Gallo , Juan Garcia-Bellido , Enrique Gaztanaga , Nicola Pietro Gentile Fusillo , Terry Gerard , Irena Gershkovich , Tommaso Giannantonio , Denis Gillet , Guillermo Gonzalez-de-Rivera , Violeta Gonzalez-Perez , Shelby Gott , Or Graur , Gaston Gutierrez , Julien Guy , Salman Habib , Henry Heetderks , Ian Heetderks , Katrin Heitmann , Wojciech A. Hellwing , David A. Herrera , Shirley Ho , Stephen Holland , Klaus Honscheid , Eric Huff , Timothy A. Hutchinson , Dragan Huterer , Ho Seong Hwang , Joseph Maria Illa Laguna , Yuzo Ishikawa , Dianna Jacobs , Niall Jeffrey , Patrick Jelinsky , Elise Jennings , Linhua Jiang , Jorge Jimenez , Jennifer Johnson , Richard Joyce , Eric Jullo , Stéphanie Juneau , Sami Kama , Armin Karcher , Sonia Karkar , Robert Kehoe , Noble Kennamer , Stephen Kent , Martin Kilbinger , Alex G. Kim , David Kirkby , Theodore Kisner , Ellie Kitanidis , Jean-Paul Kneib , Sergey Koposov , Eve Kovacs , Kazuya Koyama , Anthony Kremin , Richard Kron , Luzius Kronig , Andrea Kueter-Young , Cedric G. Lacey , Robin Lafever , Ofer Lahav , Andrew Lambert , Michael Lampton , Martin Landriau , Dustin Lang , Tod R. Lauer , Jean-Marc Le Goff , Laurent Le Guillou , Auguste Le Van Suu , Jae Hyeon Lee , Su-Jeong Lee , Daniela Leitner , Michael Lesser , Michael E. Levi , Benjamin L'Huillier , Baojiu Li , Ming Liang , Huan Lin , Eric Linder , Sarah R. Loebman , Zarija Lukić , Jun Ma , Niall MacCrann , Christophe Magneville , Laleh Makarem , Marc Manera , Christopher J. Manser , Robert Marshall , Paul Martini , Richard Massey , Thomas Matheson , Jeremy McCauley , Patrick McDonald , Ian D. McGreer , Aaron Meisner , Nigel Metcalfe , Timothy N. Miller , Ramon Miquel , John Moustakas , Adam Myers , Milind Naik , Jeffrey A. Newman , Robert C. Nichol , Andrina Nicola , Luiz Nicolati da Costa , Jundan Nie , Gustavo Niz , Peder Norberg , Brian Nord , Dara Norman , Peter Nugent , Thomas O'Brien , Minji Oh , Knut A. G. Olsen , Cristobal Padilla , Hamsa Padmanabhan , Nikhil Padmanabhan , Nathalie Palanque-Delabrouille , Antonella Palmese , Daniel Pappalardo , Isabelle Pâris , Changbom Park , Anna Patej , John A. Peacock , Hiranya V. Peiris , Xiyan Peng , Will J. Percival , Sandrine Perruchot , Matthew M. Pieri , Richard Pogge , Jennifer E. Pollack , Claire Poppett , Francisco Prada , Abhishek Prakash , Ronald G. Probst , David Rabinowitz , Anand Raichoor , Chang Hee Ree , Alexandre Refregier , Xavier Regal , Beth Reid , Kevin Reil , Mehdi Rezaie , Constance M. Rockosi , Natalie Roe , Samuel Ronayette , Aaron Roodman , Ashley J. Ross , Nicholas P. Ross , Graziano Rossi , Eduardo Rozo , Vanina Ruhlmann-Kleider , Eli S. Rykoff , Cristiano Sabiu , Lado Samushia , Eusebio Sanchez , Javier Sanchez , David J. Schlegel , Michael Schneider , Michael Schubnell , Aurélia Secroun , Uros Seljak , Hee-Jong Seo , Santiago Serrano , Arman Shafieloo , Huanyuan Shan , Ray Sharples , Michael J. Sholl , William V. Shourt , Joseph H. Silber , David R. Silva , Martin M. Sirk , Anze Slosar , Alex Smith , George F. Smoot , Debopam Som , Yong-Seon Song , David Sprayberry , Ryan Staten , Andy Stefanik , Gregory Tarle , Suk Sien Tie , Jeremy L. Tinker , Rita Tojeiro , Francisco Valdes , Octavio Valenzuela , Monica Valluri , Mariana Vargas-Magana , Licia Verde , Alistair R. Walker , Jiali Wang , Yuting Wang , Benjamin A. Weaver , Curtis Weaverdyck , Risa H. Wechsler , David H. Weinberg , Martin White , Qian Yang , Christophe Yeche , Tianmeng Zhang , Gong-Bo Zhao , Yi Zheng , Xu Zhou , Zhimin Zhou , Yaling Zhu , Hu Zou , Ying Zu
The Dark Energy Spectroscopic Instrument (DESI) is under construction to measure the expansion history of the Universe using the Baryon Acoustic Oscillation technique. The spectra of 35 million galaxies and quasars over 14000 sq deg will be…
天体物理仪器与方法 · 物理学
2018-07-26
Rebecca A. Coles , David Brooks , Mark Derwent , Paul Martini , Thomas O'Brien , Ashley Ross , Suk Sien Tie
The Dark Energy Spectroscopic Instrument (DESI) is a stage IV ground-based dark energy experiment planned to begin operations in 2020. In this article, we provided a short review of DESI presented during the conference {\it Recontres de…
天体物理仪器与方法 · 物理学
2019-01-08
Mariana Vargas-Magana , David D. Brooks , Michael M. Levi , Gregory G. Tarle
The Dark Energy Spectroscopic Instrument (DESI) is a massively multiplexed fiber-fed spectrograph that will make the next major advance in dark energy in the timeframe 2018-2022. On the Mayall telescope, DESI will obtain spectra and…
宇宙学与河外天体物理 · 物理学
2013-08-06
Michael Levi , Chris Bebek , Timothy Beers , Robert Blum , Robert Cahn , Daniel Eisenstein , Brenna Flaugher , Klaus Honscheid , Richard Kron , Ofer Lahav , Patrick McDonald , Natalie Roe , David Schlegel , representing the DESI collaboration
The Dark Energy Spectroscopic Instrument (DESI) is under construction to measure the expansion history of the Universe using the Baryon Acoustic Oscillation technique. The spectra of 35 million galaxies and quasars over 14000 square degrees…
天体物理仪器与方法 · 物理学
2018-07-26
Paul Martini , Stephen Bailey , Robert W. Besuner , David Brooks , Peter Doel , Jerry Edelstein , Daniel Eisenstein , Brenna Flaugher , Gaston Gutierrez , Stewart E. Harris , Klaus Honscheid , Patrick Jelinsky , Richard Joyce , Stephen Kent , Michael Levi , Francisco Prada , Claire Poppett , David Rabinowitz , Constance Rockosi , Laia Cardiel Sas , David J. Schlegel , Michael Schubnell , Ray Sharples , Joseph H. Silber , David Sprayberry , Risa Wechsler
We present the status of the Dark Energy Spectroscopic Instrument (DESI) and its plans and opportunities for the coming decade. DESI construction and its initial five years of operations are an approved experiment of the US Department of…
天体物理仪器与方法 · 物理学
2019-07-26
Michael E. Levi , Lori E. Allen , Anand Raichoor , Charles Baltay , Segev BenZvi , Florian Beutler , Adam Bolton , Francisco J. Castander , Chia-Hsun Chuang , Andrew Cooper , Jean-Gabriel Cuby , Arjun Dey , Daniel Eisenstein , Xiaohui Fan , Brenna Flaugher , Carlos Frenk , Alma X. Gonzalez-Morales , Or Graur , Julien Guy , Salman Habib , Klaus Honscheid , Stephanie Juneau , Jean-Paul Kneib , Ofer Lahav , Dustin Lang , Alexie Leauthaud , Betta Lusso , Axel de la Macorra , Marc Manera , Paul Martini , Shude Mao , Jeffrey A. Newman , Nathalie Palanque-Delabrouille , Will J. Percival , Carlos Allende Prieto , Constance M. Rockosi , Vanina Ruhlmann-Kleider , David Schlegel , Hee-Jong Seo , Yong-Seon Song , Greg Tarle , Risa Wechsler , David Weinberg , Christophe Yeche , Ying Zu
The Dark Energy Spectroscopic Instrument (DESI) is currently measuring the spectra of 40\,million galaxies and quasars, the largest such survey ever made to probe the nature of cosmological dark energy. The 4-meter Mayall telescope at Kitt…
天体物理仪器与方法 · 物理学
2023-06-13
Timothy N. Miller , Peter Doel , Gaston Gutierrez , Robert Besuner , David Brooks , Giuseppe Gallo , Henry Heetderks , Patrick Jelinsky , Stephen M. Kent , Michael Lampton , Michael Levi , Ming Liang , Aaron Meisner , Michael J. Sholl , Joseph Harry Silber , David Sprayberry , Jessica Nicole Aguilar , Axel de la Macorra , Daniel Eisenstein , Kevin Fanning , Andreu Font-Ribera , Enrique Gaztanaga , Satya Gontcho A Gontcho , Klaus Honscheid , Jorge Jimenez , Dick Joyce , Robert Kehoe , Theodore Kisner , Anthony Kremin , Martin Landriau , Laurent Le Guillou , Christophe Magneville , Paul Martini , Ramon Miquel , John Moustakas , Jundan Nie , Will Percival , Claire Poppett , Francisco Prada , Graziano Rossi , David Schlegel , Michael Schubnell , Hee-Jong Seo , Ray Sharples , Gregory Tarle , Mariana Vargas-Magana , Zhimin Zhou
The recently commissioned Dark Energy Spectroscopic Instrument (DESI) will measure the expansion historyof the universe using the Baryon Acoustic Oscillation technique. The spectra of 35 million galaxies and quasarsover 14000 sq deg will be…
天体物理仪器与方法 · 物理学
2024-07-24
Claire Poppett , Patrick Jelinsky , Julien Guy , Jerry Edelstein , Sharon Jelinsky , Jessica Aguilar , Ray Sharples , Jurgen Schmoll , David Bramall , Luke Tyas , Paul Martini , Kevin Fanning , Michael Levi , David Brooks , Peter Doel , Duan Yutong , Gregory Tarle , Erique Gaztanaga , Francisco Prada , the DESI Collaboration
The Dark Energy Spectroscopic Instrument (DESI) is a Stage IV ground-based dark energy experiment that will measure the expansion history of the Universe using the Baryon Acoustic Oscillation technique. The spectra of 35 million galaxies…
天体物理仪器与方法 · 物理学
2021-01-29
Robert Besuner , Lori Allen , Charles Baltay , David Brooks , Pierre-Henri Carton , Peter Doel , John Donaldson , Yutong Duan , Patrick Dunlop , Jerry Edelstein , Matt Evatt , Parker Fagrelius , Enrique Gaztañaga , Derek Guenther , Gaston Gutierrez , Michael Hawes , Klaus Honscheid , Pat Jelinsky , Richard Joyce , Armin Karcher , Martin Landriau , Michael Levi , Christophe Magneville , Robert Marshall , Paul Martini , Daniel Pappalardo , Claire Poppett , Francisco Prada , Ashley J. Ross , Michael Schubnell , Ray Sharples , William Shourt , Joseph Silber , David Sprayberry , Bob Stupak , Gregory Tarle , Kai Zhang
In 2021 May, the Dark Energy Spectroscopic Instrument (DESI) began a 5 yr survey of approximately 50 million total extragalactic and Galactic targets. The primary DESI dark-time targets are emission line galaxies (ELGs), luminous red…
天体物理仪器与方法 · 物理学
2023-01-18
Adam D. Myers , John Moustakas , Stephen Bailey , Benjamin A. Weaver , Andrew P. Cooper , Jaime E. Forero-Romero , Bela Abolfathi , David M. Alexander , David Brooks , Edmond Chaussidon , Chia-Hsun Chuang , Kyle Dawson , Arjun Dey , Biprateep Dey , Govinda Dhungana , Peter Doel , Kevin Fanning , Enrique Gaztañaga , Satya Gontcho A Gontcho , Alma X. Gonzalez-Morales , ChangHoon Hahn , Hiram K. Herrera-Alcantar , Klaus Honscheid , Mustapha Ishak , Tanveer Karim , David Kirkby , Theodore Kisner , Sergey E. Koposov , Anthony Kremin , Ting-Wen Lan , Martin Landriau , Dustin Lang , Michael E. Levi , Christophe Magneville , Lucas Napolitano , Paul Martini , Aaron Meisner , Jeffrey A. Newman , Nathalie Palanque-Delabrouille , Will Percival , Claire Poppett , Francisco Prada , Anand Raichoor , Ashley J. Ross , Edward F. Schlafly , David Schlegel , Michael Schubnell , Ting Tan , Gregory Tarle , Michael J. Wilson , Christophe Yèche , Rongpu Zhou , Zhimin Zhou , Hu Zou
The Dark Energy Spectroscopic Instrument (DESI) is under construction to measure the expansion history of the universe using the baryon acoustic oscillations technique. The spectra of 35 million galaxies and quasars over 14,000 square…
天体物理仪器与方法 · 物理学
2018-05-04
Parker Fagrelius , Behzad Abareshi , Lori Allen , Otger Ballester , Charles Baltay , Robert Besuner , Elizabeth Buckley-Geer , Karen Butler , Laia Cardiel , Arjun Dey , Ann Elliott , William Emmet , Irena Gershkovich , Klaus Honscheid , Jose M. Illa , Jorge Jimenez , Michael Levi , Christopher Manser , Robert Marshall , Paul Martini , Anthony Paat , Ronald Probst , David Rabinowitz , Kevin Reil , Amy Robertson , Connie Rockosi , David Schlegel , Michael Schubnell , Santiago Serrano , Joseph Silber , Christian Soto , David Sprayberry , David Summers , Greg Tarle , Benjamin A. Weaver , Y. T. Duan
The Dark Energy Spectroscopic Instrument (DESI) completed its five-month Survey Validation in May 2021. Spectra of stellar and extragalactic targets from Survey Validation constitute the first major data sample from the DESI survey. This…
宇宙学与河外天体物理 · 物理学
2024-10-18
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The Dark Energy Spectroscopic Instrument (DESI) is under construction to measure the expansion history of the Universe using the Baryon Acoustic Oscillation technique. The spectra of 35 million galaxies and quasars over 14000 sq deg will be…
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The Dark Energy Survey (DES) is a 5000 deg2 grizY survey reaching characteristic photometric depths of 24th magnitude (10 sigma) and enabling accurate photometry and morphology of objects ten times fainter than in SDSS. Preparations for DES…
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