I
Irham Taufik Andika
Researcher at Max Planck Society
Publications - 22
Citations - 187
Irham Taufik Andika is an academic researcher from Max Planck Society. The author has contributed to research in topics: Quasar & Redshift. The author has an hindex of 6, co-authored 17 publications receiving 119 citations. Previous affiliations of Irham Taufik Andika include Heidelberg University & Bandung Institute of Technology.
Papers
More filters
Journal ArticleDOI
No Redshift Evolution in the Broad Line Region Metallicity up to z=7.54: Deep NIR Spectroscopy of ULAS J1342+0928
Masafusa Onoue,Eduardo Bañados,Chiara Mazzucchelli,Bram Venemans,Jan-Torge Schindler,Fabian Walter,Joseph F. Hennawi,Irham Taufik Andika,Frederick B. Davies,Roberto Decarli,Emanuele Paolo Farina,Knud Jahnke,Tohru Nagao,Nozomu Tominaga,Feige Wang +14 more
TL;DR: In this paper, the authors presented deep (9 hours) Gemini-N/GNIRS near-infrared spectroscopic observations of ULAS J1342+0928, a luminous quasar at z=7.54.
Journal ArticleDOI
No Redshift Evolution in the Broad-line-region Metallicity up to z = 7.54: Deep Near-infrared Spectroscopy of ULAS J1342+0928
Masafusa Onoue,Eduardo Bañados,Chiara Mazzucchelli,Bram Venemans,Jan Torge Schindler,Fabian Walter,Joseph F. Hennawi,Irham Taufik Andika,Frederick B. Davies,Roberto Decarli,Emanuele Paolo Farina,Knud Jahnke,Tohru Nagao,Nozomu Tominaga,Nozomu Tominaga,Feige Wang,Feige Wang +16 more
Journal ArticleDOI
A Significant Excess in Major Merger Rate for AGNs with the Highest Eddington Ratios at z < 0.2
Victor Marian,Knud Jahnke,Irham Taufik Andika,Eduardo Bañados,Vardha N. Bennert,Seth H. Cohen,Bernd Husemann,Melanie Kaasinen,Melanie Kaasinen,Anton M. Koekemoer,M. Mechtley,Masafusa Onoue,Jan Torge Schindler,M. Schramm,Andreas Schulze,John D. Silverman,I. Smirnova-Pinchukova,Arjen van der Wel,Carolin Villforth,Rogier A. Windhorst +19 more
TL;DR: In this paper, the authors investigated the connection between major mergers and AGN with the highest Eddington ratios at z = 2, and 25 mass-and redshift-matched control galaxies.
Journal ArticleDOI
A significant excess in major merger rate for AGNs with the highest Eddington ratios at z<0.2
V. Marian,Knud Jahnke,Irham Taufik Andika,Eduardo Bañados,Vardha N. Bennert,Seth H. Cohen,Bernd Husemann,Melanie Kaasinen,Anton M. Koekemoer,M. Mechtley,M. Onoue,Jan Torge Schindler,M. Schramm,Andreas Schulze,John D. Silverman,I. Smirnova-Pinchukova,A. van der Wel,Carolin Villforth,Rogier A. Windhorst +18 more
TL;DR: In this article, the authors investigated the connection between major mergers and AGN with the highest Eddington ratios at z = 2, and 25 mass and redshift matched control galaxies.
Journal ArticleDOI
Probing the Nature of High Redshift Weak Emission Line Quasars: A Young Quasar with a Starburst Host Galaxy
Irham Taufik Andika,Knud Jahnke,Masafusa Onoue,Eduardo Bañados,Chiara Mazzucchelli,Mladen Novak,Anna-Christina Eilers,Bram Venemans,Jan-Torge Schindler,Fabian Walter,Marcel Neeleman,R. Simcoe,Roberto Decarli,Emanuele Paolo Farina,Victor Marian,Antonio Pensabene,Thomas M. Cooper,Alejandra F. Rojas +17 more
TL;DR: The PSO J083 as discussed by the authors is a weak emission line quasar with extreme star formation rate at 6.3401 ± 0.8482, a quasar was selected from Pan-STARRS1, UHS, and unWISE photometric data.