O
Olaf Iwert
Researcher at European Southern Observatory
Publications - 53
Citations - 2747
Olaf Iwert is an academic researcher from European Southern Observatory. The author has contributed to research in topics: Spectrograph & Detector. The author has an hindex of 24, co-authored 51 publications receiving 2002 citations. Previous affiliations of Olaf Iwert include Kapteyn Astronomical Institute.
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Journal ArticleDOI
4MOST: Project overview and information for the First Call for Proposals
Roelof S. de Jong,Oscar Agertz,Alex Agudo Berbel,James Aird,David A. Alexander,Anish M. Amarsi,Friedrich Anders,Rene Andrae,Behzad Ansarinejad,Wolfgang R. Ansorge,P. Antilogus,H. Anwand-Heerwart,Anke Arentsen,Anna Arnadottir,Martin Asplund,Matt Auger,Nicolas Azais,Dietrich Baade,Gabriella Baker,Sufyan Baker,Eduardo Balbinot,Ivan K. Baldry,Manda Banerji,Samuel C. Barden,Paul S. Barklem,Eléonore Barthélémy-Mazot,Chiara Battistini,Svend M. Bauer,Cameron P. M. Bell,Olga Bellido-Tirado,Sabine Bellstedt,Vasily Belokurov,Thomas Bensby,Maria Bergemann,J. M. Bestenlehner,R. M. Bielby,Maciej Bilicki,Chris Blake,Joss Bland-Hawthorn,Corrado Boeche,Wilfried Boland,Thomas Boller,Sebastien Bongard,Angela Bongiorno,Piercarlo Bonifacio,Didier Boudon,David A. Brooks,Michael J. I. Brown,Rebecca L. Brown,Marcus Brüggen,Joar Brynnel,Jurek Brzeski,Thomas Buchert,P. Buschkamp,Elisabetta Caffau,Patrick Caillier,Jonathan E. Carrick,Luca Casagrande,Scott Case,Andrew R. Casey,Isabella Cesarini,G. Cescutti,Diane Chapuis,Cristina Chiappini,M. Childress,Norbert Christlieb,Ross P. Church,Maria-Rosa L. Cioni,Michelle E. Cluver,Matthew Colless,Thomas E. Collett,Johan Comparat,Andrew Cooper,Warrick J. Couch,Warrick J. Couch,Frederic Courbin,Scott M. Croom,Darren J. Croton,Eric Daguisé,Gavin Dalton,Luke J. M. Davies,Tamara M. Davis,Patrick de Laverny,Alis J. Deason,Frank Dionies,K. Disseau,Peter Doel,Daniel Döscher,Simon P. Driver,Tom Dwelly,Dominique Eckert,Alastair C. Edge,Bengt Edvardsson,Dalal El Youssoufi,Ahmed Elhaddad,Harry Enke,G. Erfanianfar,Tony Farrell,Thomas Fechner,C. Feiz,Sofia Feltzing,Ignacio Ferreras,Dietrich Feuerstein,D. Feuillet,Alexis Finoguenov,D. Ford,Sotiria Fotopoulou,Morgan Fouesneau,Carlos S. Frenk,Steffen Frey,Wolfgang Gaessler,Stephan Geier,Nicola Pietro Gentile Fusillo,Ortwin Gerhard,Tommaso Giannantonio,Domenico Giannone,Brad K. Gibson,Peter Gillingham,Carlos González-Fernández,Eduardo Gonzalez-Solares,Stefan Gottloeber,Andrew Gould,Andrew Gould,Eva K. Grebel,A. Gueguen,Guillaume Guiglion,Martin G. Haehnelt,T. Hahn,Camilla Juul Hansen,Henrik Hartman,Katja Hauptner,Keith Hawkins,Dionne M. Haynes,Roger Haynes,Ulrike Heiter,Amina Helmi,Cesar Hernandez Aguayo,Paul C. Hewett,Samuel Hinton,David Hobbs,S. F. Hoenig,David Hofman,Isobel Hook,Joshua Hopgood,Andrew M. Hopkins,A. Hourihane,L. M. Howes,Cullan Howlett,Tristan Huet,Mike Irwin,Olaf Iwert,Pascale Jablonka,Thomas Jahn,Knud Jahnke,Aurélien Jarno,Shoko Jin,Paula Jofre,Diana Johl,Damien Jones,Henrik Jönsson,Carola Jordan,I. Karovicova,A. Khalatyan,Andreas Kelz,Robert C. Kennicutt,David A. King,Francisco S. Kitaura,Jochen Klar,Urs Klauser,Jean-Paul Kneib,Andreas Koch,Sergey E. Koposov,Georges Kordopatis,Andreas Korn,Johan Kosmalski,Rubina Kotak,Mikhail Kovalev,Kathryn Kreckel,Yevgen Kripak,Mirko Krumpe,Koen H. Kuijken,Andrea Kunder,Iryna Kushniruk,Man I Lam,Georg Lamer,Florence Laurent,Jon Lawrence,M. Lehmitz,Bertrand Lemasle,James R. Lewis,Baojiu Li,Chris Lidman,Karin Lind,Jochen Liske,Jean-Louis Lizon,Jon Loveday,Hans-Günter Ludwig,Richard M. McDermid,Kate Maguire,Vincenzo Mainieri,Slavko Mali,Holger Mandel,Kaisey S. Mandel,Liz Mannering,Liz Mannering,Sarah L. Martell,David Martinez Delgado,Gal Matijevic,Helen McGregor,Richard G. McMahon,Paul J. McMillan,Olga Mena,Andrea Merloni,Martin Meyer,Christophe Michel,Genoveva Micheva,Jean-Emmanuel Migniau,Ivan Minchev,Giacomo Monari,Rolf Muller,David Murphy,Daniel Muthukrishna,Kirpal Nandra,Ramón Navarro,Melissa Ness,Vijay Nichani,Robert C. Nichol,Harald Nicklas,Florian Niederhofer,Peder Norberg,Danail Obreschkow,Seb Oliver,Matt S. Owers,Naveen Pai,Sergei Pankratow,David Parkinson,J. Paschke,Robert Paterson,A. Pecontal,Ian Parry,Daniel Phillips,Annalisa Pillepich,Laurent Pinard,Jeff Pirard,Nikolai Piskunov,Volker Plank,Dennis Plüschke,E. Pons,Paola Popesso,Chris Power,Johan Pragt,Alexander Pramskiy,Dan Pryer,Marco Quattri,Anna Barbara Andrade de Queiroz,Andreas Quirrenbach,Swara Rahurkar,Anand Raichoor,Sofia Ramstedt,Arne Rau,Alejandra Recio-Blanco,Roland Reiss,Florent Renaud,Yves Revaz,P. Rhode,Johan Richard,Amon Richter,Hans-Walter Rix,Aaron S. G. Robotham,Ronald Roelfsema,Martino Romaniello,David J. Rosario,Florian Rothmaier,Boudewijn F. Roukema,Gregory R. Ruchti,Gero Rupprecht,Jan Rybizki,Nils Ryde,A. Saar,Elaine M. Sadler,Martin Sahlén,Mara Salvato,B. Sassolas,Will Saunders,Allar Saviauk,Luca Sbordone,Thomas Schmidt,Olivier Schnurr,Ralf-Dieter Scholz,Axel Schwope,Walter Seifert,Tom Shanks,Andrew I. Sheinis,Tihomir Sivov,Á. Skúladóttir,Stephen Smartt,Scott Smedley,Greg Smith,Robert E. Smith,Jenny G. Sorce,Lee R. Spitler,Else Starkenburg,Matthias Steinmetz,Ingo Stilz,Jesper Storm,Mark Sullivan,William J. Sutherland,E. Swann,Amélie Tamone,Edward N. Taylor,Julien Teillon,Elmo Tempel,Rik ter Horst,Wing-Fai Thi,Eline Tolstoy,Scott Trager,Gregor Traven,Pier-Emmanuel Tremblay,Laurence Tresse,Marica Valentini,Rien van de Weygaert,Mario van den Ancker,Jovan Veljanoski,Sudharshan Venkatesan,Lukas Wagner,Karl Wagner,C. Jakob Walcher,Lew Waller,Nicholas A. Walton,Lingyu Wang,Roland Winkler,Lutz Wisotzki,Clare Worley,Gabor Worseck,Maosheng Xiang,Wenli Xu,David Yong,Cheng Zhao,Jessica Zheng,Florian Zscheyge,Daniel B. Zucker +340 more
TL;DR: The 4-metre Multi-Object Spectroscopic Telescope (4MOST), a new high-multiplex, wide-field spectroscopic survey facility under development for the four-metres-class Visible and Infrared Survey Telescope for Astronomy (VISTA) at Paranal, is introduced.
Proceedings ArticleDOI
ESPRESSO: the Echelle spectrograph for rocky exoplanets and stable spectroscopic observations
Francesco Pepe,Stefano Cristiani,Rafael López,Nuno C. Santos,António Amorim,Gerardo Avila,Willy Benz,Piercarlo Bonifacio,Alexandre Cabral,Pedro Carvas,Roberto Cirami,João Coelho,M. Comari,Igor Coretti,Vincenzo De Caprio,Hans Dekker,Bernard Delabre,Paolo Di Marcantonio,Valentina D'Odorico,M. Fleury,Ramon G. Garcia,José Linares,I. Hughes,Olaf Iwert,Jorge Lima,Jean-Louis Lizon,Gaspare Lo Curto,Christophe Lovis,Antonio Manescau,Carlos Martins,Denis Mégevand,André Moitinho,Paolo Molaro,Mário J. P. F. G. Monteiro,M. A. Monteiro,Luca Pasquini,Christoph Mordasini,Didier Queloz,Jose Luis Rasilla,José Manuel Rebordão,Samuel Santana Tschudi,Paolo Santin,Danuta Sosnowska,Paolo Spanò,F. Tenegi,Stéphane Udry,Eros Vanzella,Matteo Viel,Maria Rosa Zapatero Osorio,Filippo Maria Zerbi +49 more
TL;DR: ESPRESSO, the Echelle SPectrograph for Rocky Exoplanets and Stable Spectroscopic Observations, will combine the efficiency of modern echelle spectrograph design with extreme radial-velocity precision.
Journal ArticleDOI
ESPRESSO: The next European exoplanet hunter
Francesco Pepe,Paolo Molaro,Paolo Molaro,Stefano Cristiani,Rafael Rebolo,Nuno C. Santos,Hans Dekker,D. Mégevand,Filippo Maria Zerbi,Alexandre Cabral,P. Di Marcantonio,Manuel Abreu,M. Affolter,Matteo Aliverti,C. Allende Prieto,M. Amate,Gerardo Avila,V. Baldini,Paul Bristow,C. Broeg,Roberto Cirami,João Coelho,Paolo Conconi,Igor Coretti,Guido Cupani,Valentina D'Odorico,V. De Caprio,B. Delabre,Reinhold J. Dorn,Pedro Figueira,A. Fragoso,S. Galeotta,L. Genolet,Ricardo Gomes,J. I. González Hernández,I. Hughes,Olaf Iwert,Florian Kerber,Marco Landoni,J.-L. Lizon,C. Lovis,Charles Maire,M. Mannetta,Carlos Martins,M. A. Monteiro,Antonio Cesar de Oliveira,Ennio Poretti,J. L. Rasilla,Marco Riva,S. Santana Tschudi,Pedro Santos,Danuta Sosnowska,S. G. Sousa,P. Spano,F. Tenegi,Giorgio Toso,Eros Vanzella,Matteo Viel,M. R. Zapatero Osorio +58 more
TL;DR: The acronym ESPRESSO stems for Echelle SPectrograph for RockyExoplanets and Stable Spectroscopic Observations; this instrument will be the next VLThigh resolution spectrograph.
Journal ArticleDOI
Nightside condensation of iron in an ultra-hot giant exoplanet
David Ehrenreich,Christophe Lovis,Romain Allart,Maria Rosa Zapatero Osorio,Francesco Pepe,Stefano Cristiani,Rafael Rebolo,Nuno C. Santos,Francesco Borsa,Olivier Demangeon,Xavier Dumusque,Jonay I. González Hernández,Núria Casasayas-Barris,Damien Ségransan,Sérgio F. Sousa,Manuel Abreu,Vardan Adibekyan,M. Affolter,Carlos Allende Prieto,Yann Alibert,Matteo Aliverti,David Alves,M. Amate,Gerardo Avila,V. Baldini,T. Bandy,Willy Benz,Andrea Bianco,Emeline Bolmont,François Bouchy,Vincent Bourrier,Christopher Broeg,Alexandre Cabral,Giorgio Calderone,Enric Palle,Heather M. Cegla,Roberto Cirami,João Coelho,Paolo Conconi,Igor Coretti,Claudio Cumani,G. Cupani,Hans Dekker,Bernard Delabre,S. Deiries,Valentina D'Odorico,Paolo Di Marcantonio,Pedro Figueira,A. Fragoso,L. Genolet,Matteo Genoni,Ricardo Génova Santos,Nathan Hara,I. Hughes,Olaf Iwert,Florian Kerber,J. Knudstrup,Marco Landoni,Baptiste Lavie,Jean-Louis Lizon,Monika Lendl,Gaspare Lo Curto,Charles Maire,Antonio Manescau,Cristina Martins,Denis Mégevand,Andrea Mehner,Giuseppina Micela,Andrea Modigliani,Paolo Molaro,M. A. Monteiro,Mário J. P. F. G. Monteiro,M. Moschetti,Eric Müller,Nelson J. Nunes,Luca Oggioni,Antonio Gouveia Oliveira,Giorgio Pariani,Luca Pasquini,Ennio Poretti,Jose Luis Rasilla,Edoardo Maria Alberto Redaelli,Marco Riva,Samuel Santana Tschudi,Paolo Santin,Pedro Santos,Alex Segovia Milla,Julia V. Seidel,Danuta Sosnowska,Alessandro Sozzetti,Paolo Spanò,Alejandro Suárez Mascareño,Hugo M. Tabernero,F. Tenegi,Stéphane Udry,Alessio Zanutta,Filippo Maria Zerbi +96 more
TL;DR: In this article, the authors reported the detection of an asymmetric atmospheric signature in the ultra-hot exoplanet WASP-76b using high-dispersion spectroscopy with a large photon-collecting area.
Journal ArticleDOI
ESPRESSO@VLT -- On-sky performance and first results
Francesco Pepe,S. Cristiani,Rafael Rebolo,N. C. Santos,Hans Dekker,A. Cabral,P. Di Marcantonio,P. Figueira,G. Lo Curto,C. Lovis,M. Mayor,Denis Mégevand,Paolo Molaro,Marco Riva,M. R. Zapatero Osorio,M. Amate,Antonio Manescau,Luca Pasquini,F. M. Zerbi,Vardan Adibekyan,Manuel Abreu,M. Affolter,Yann Alibert,Matteo Aliverti,Romain Allart,C. Allende Prieto,D. Álvarez,Diogo Alves,G. Avila,V. Baldini,T. Bandy,S. C. C. Barros,Willy Benz,Antonino Bianco,Francesco Borsa,Vincent Bourrier,François Bouchy,C. Broeg,G. Calderone,Roberto Cirami,João Coelho,Paolo Conconi,Igor Coretti,Claudio Cumani,G. Cupani,Valentina D'Odorico,Mario Damasso,S. Deiries,B. Delabre,O. D. S. Demangeon,Xavier Dumusque,David Ehrenreich,J. P. Faria,A. Fragoso,L. Genolet,Matteo Genoni,R. Génova Santos,J. I. González Hernández,I. Hughes,Olaf Iwert,F. Kerber,J. Knudstrup,Marco Landoni,Baptiste Lavie,J. Lillo-Box,J. L. Lizon,C. Maire,Cristina Martins,Andrea Mehner,Giuseppina Micela,Andrea Modigliani,M. A. Monteiro,Mário J. P. F. G. Monteiro,M. Moschetti,Michael T. Murphy,Nelson J. Nunes,Luca Oggioni,Antonio Gouveia Oliveira,Mahmoudreza Oshagh,Enric Palle,Giorgio Pariani,E. Poretti,Jose Luis Rasilla,José Manuel Rebordão,E. M. Redaelli,S. Santana Tschudi,Paolo Santin,Pedro Santos,Damien Ségransan,T. M. Schmidt,A. Segovia,D. Sosnowska,Alessandro Sozzetti,S. G. Sousa,P. Spanò,A. Suárez Mascareño,Hugo M. Tabernero,F. Tenegi,Stéphane Udry,Alessio Zanutta +99 more
TL;DR: ESPRESSO as discussed by the authors is a high-resolution spectrograph of ESO's Very Large Telescope (VLT) designed for ultra-high radial-velocity precision and extreme spectral fidelity with the aim of performing exoplanet research and fundamental astrophysical experiments.