Ralph Kraft

8.1k total citations · 1 hit paper
213 papers, 3.7k citations indexed

About

Ralph Kraft is a scholar working on Astronomy and Astrophysics, Nuclear and High Energy Physics and Radiation. According to data from OpenAlex, Ralph Kraft has authored 213 papers receiving a total of 3.7k indexed citations (citations by other indexed papers that have themselves been cited), including 174 papers in Astronomy and Astrophysics, 93 papers in Nuclear and High Energy Physics and 23 papers in Radiation. Recurrent topics in Ralph Kraft's work include Astrophysical Phenomena and Observations (111 papers), Galaxies: Formation, Evolution, Phenomena (108 papers) and Astrophysics and Cosmic Phenomena (73 papers). Ralph Kraft is often cited by papers focused on Astrophysical Phenomena and Observations (111 papers), Galaxies: Formation, Evolution, Phenomena (108 papers) and Astrophysics and Cosmic Phenomena (73 papers). Ralph Kraft collaborates with scholars based in United States, United Kingdom and Germany. Ralph Kraft's co-authors include W. Forman, C. Jones, P. E. J. Nulsen, J. A. Nousek, D. N. Burrows, E. Churazov, S. S. Murray, M. J. Hardcastle, Scott W. Randall and Ákos Bogdán and has published in prestigious journals such as The Astrophysical Journal, Geophysical Research Letters and Monthly Notices of the Royal Astronomical Society.

In The Last Decade

Ralph Kraft

197 papers receiving 3.5k citations

Hit Papers

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What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Evidence for heavy-seed origin of early supermassive black holes from a z ≈ 10 X-ray quasar

2023 139 citations Ákos Bogdán, Andy D. Goulding et al. Nature Astronomy profile →

Peers

Countries citing papers authored by Ralph Kraft

Since Specialization

Citations

This map shows the geographic impact of Ralph Kraft's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ralph Kraft with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ralph Kraft more than expected).

Fields of papers citing papers by Ralph Kraft

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ralph Kraft. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ralph Kraft. The network helps show where Ralph Kraft may publish in the future.

Co-authorship network of co-authors of Ralph Kraft

This figure shows the co-authorship network connecting the top 25 collaborators of Ralph Kraft. A scholar is included among the top collaborators of Ralph Kraft based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ralph Kraft. Ralph Kraft is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	A Deeper Look into eFEDS AGN Candidates in Dwarf Galaxies with Chandra 2024 ·The Astrophysical Journal ·(unknown), Amy E. Reines, Ákos Bogdán, Ralph Kraft	2
2	On the Particle Acceleration Mechanisms in a Double Radio Relic Galaxy Cluster, Abell 1240 2024 ·The Astrophysical Journal ·Arnab Sarkar, Felipe Andrade-Santos, R. J. van Weeren, Ralph Kraft, D. N. Hoang, T. W. Shimwell, P. E. J. Nulsen, (unknown), Scott W. Randall, Yuanyuan Su, Priyanka Chakraborty, C. Jones, Eric D. Miller, Mark W. Bautz, Catherine E. Grant	6
3	Advancing Precision Particle Background Estimation for Future X-Ray Missions: Correlated Variability between the Alpha Magnetic Spectrometer and Chandra/XMM-Newton 2024 ·The Astrophysical Journal ·Arnab Sarkar, Catherine E. Grant, Eric D. Miller, Mark W. Bautz, Benjamin Schneider, (unknown), Gerrit Schellenberger, S. W. Allen, Ralph Kraft, Dan Wilkins, (unknown), A. Ptak	2
4	NuSTAR Observations of Candidate Subparsec Binary Supermassive Black Holes 2024 ·The Astrophysical Journal ·(unknown), Murray Brightman, Daniel Stern, Thomas Connor, S. G. Djorgovski, Daniel J. D’Orazio, K. E. Saavik Ford, M. J. Graham, Zoltán Haiman, Hyunsung D. Jun, Elias Kammoun, Ralph Kraft, Barry McKernan, (unknown), D. J. Walton	4
5	AMUSE-Antlia. I. Nuclear X-Ray Properties of Early-type Galaxies in a Dynamically Young Galaxy Cluster 2023 ·The Astrophysical Journal ·(unknown), Yuanyuan Su, (unknown), Kelley M. Hess, Ralph Kraft, W. Forman, P. E. J. Nulsen, S. S. Sridhar, Andra Stroe, (unknown), Aeree Chung, D. Grupe, Hao Chen, Jimmy A. Irwin, C. Jones, Scott W. Randall, Elke Roediger	2
6	Reduction of cosmic-ray induced background in astronomical x-ray imaging detectors via image segmentation methods 2023 ·(unknown), Dan Wilkins, S. W. Allen, Eric D. Miller, Tanmoy Chattopadhyay, Marshall W. Bautz, (unknown), Richard F. Foster, Catherine E. Grant, Sven Herrmann, Ralph Kraft, R. Glenn Morris, (unknown), Arnab Sarkar, Benjamin Schneider	1
7	Inferences from Surface Brightness Fluctuations of Zwicky 3146 via the Sunyaev–Zel’dovich Effect and X-Ray Observations 2023 ·The Astrophysical Journal ·C. Romero, M. Gaspari, Gerrit Schellenberger, Tanay Bhandarkar, Mark J. Devlin, Simon Dicker, W. Forman, Rishi Khatri, Ralph Kraft, Luca Di Mascolo, Brian Mason, (unknown), Tony Mroczkowski, P. E. J. Nulsen, John Orlowski-Scherer, (unknown), Craig L. Sarazin, Jonathan Sievers, Yuanyuan Su	7
8	Resonant scattering of the O vii X-ray emission line in the circumgalactic medium of TNG50 galaxies 2023 ·Monthly Notices of the Royal Astronomical Society ·Dylan Nelson, (unknown), Anna Ogorzałek, Maxim Markevitch, Ildar Khabibullin, E. Churazov, Irina Zhuravleva, Ákos Bogdán, Priyanka Chakraborty, Caroline A. Kilbourne, Ralph Kraft, Annalisa Pillepich, Arnab Sarkar, Gerrit Schellenberger, Yuanyuan Su, Nhut Truong, (unknown), Nastasha Wijers	14
9	Evidence for heavy-seed origin of early supermassive black holes from a z ≈ 10 X-ray quasar breakdown → 2023 ·Nature Astronomy ·Ákos Bogdán, Andy D. Goulding, Priyamvada Natarajan, Orsolya E. Kovács, G. Tremblay, Urmila Chadayammuri, Marta Volonteri, Ralph Kraft, W. Forman, C. Jones, E. Churazov, Irina Zhuravleva	139
10	Redshift Evolution of the Feedback–Cooling Equilibrium in the Core of 48 SPT Galaxy Clusters: A Joint Chandra–SPT–ATCA Analysis 2023 ·The Astrophysical Journal ·F. Ruppin, M. McDonald, Julie Hlavacek-Larrondo, Matthew Bayliss, L. E. Bleem, (unknown), A. C. Edge, M. D. Filipović, Benjamin Floyd, G. P. Garmire, Gourav Khullar, Keunho Kim, Ralph Kraft, Guillaume Mahler, R. P. Norris, Andrew O’Brien, C. L. Reichardt, (unknown), A. A. Stark, N. F. H. Tothill	4
11	Jupiter's X‐Ray and UV Dark Polar Region 2022 ·Geophysical Research Letters ·W. R. Dunn, (unknown), Denis Grodent, Zhonghua Yao, (unknown), (unknown), (unknown), D. P. Fleming, (unknown), Bertrand Bonfond, G. R. Gladstone, R. E. Johnson, C. M. Jackman, Ruilong Guo, G. Branduardi‐Raymont, (unknown), Ralph Kraft, J. D. Nichols, L. C. Ray	4
12	Chandra view of Abell 407: the central compact group of galaxies and the interaction between the radio AGN and the ICM 2022 ·Monthly Notices of the Royal Astronomical Society ·(unknown), Chong Ge, D. Lal, Ming Sun, Li Ji, Haiguang Xu, Wenhao Liu, M. J. Hardcastle, W. Forman, Ralph Kraft, C. Jones	3
13	The discovery of radio halos in the frontier fields clusters Abell S1063 and Abell 370 2020 ·Springer Link (Chiba Institute of Technology) ·Chen Xie, R. J. van Weeren, L. Lovisari, Felipe Andrade-Santos, A. Botteon, M. Brüggen, Esra Bülbül, E. Churazov, T. E. Clarke, W. Forman, H. T. Intema, C. Jones, Ralph Kraft, D. Lal, Tony Mroczkowski, Adi Zitrin	22
14	ClG 0217+70: A massive merging galaxy cluster with a large radio halo and relics 2020 ·Springer Link (Chiba Institute of Technology) ·A. Simionescu, J. S. Kaastra, Hiroki Akamatsu, D. N. Hoang, C. Stuardi, R. J. van Weeren, L. Rudnick, Ralph Kraft, Shea Brown	7
15	Chandra Observations of Jupiter's X‐ray Auroral Emission During Juno Apojove 2017 2020 ·Journal of Geophysical Research Planets ·(unknown), C. M. Jackman, W. R. Dunn, G. R. Gladstone, M. F. Vogt, (unknown), G. Branduardi‐Raymont, D. Altamirano, F. Allegrini, R. W. Ebert, P. W. Valek, M. F. Thomsen, G. Clark, Ralph Kraft	12
16	The Close AGN Reference Survey (CARS) 2019 ·Astronomy and Astrophysics ·B. Husemann, J. Scharwächter, T. A. Davis, M. Á. Pérez-Torres, (unknown), G. Tremblay, M. Krumpe, F. Combes, (unknown), G. Busch, Thomas Connor, S. M. Croom, M. Gaspari, Ralph Kraft, C. P. O’Dea, Meredith C. Powell, (unknown), T. Urrutia	47
17	Juno-UVS and Chandra Observations of Jupiter's Polar Auroral Emissions 2017 ·Open Repository and Bibliography (University of Liège) ·G. R. Gladstone, Joshua A. Kammer, M. H. Versteeg, T. K. Greathouse, Vincent Hue, Jean‐Claude Gérard, Denis Grodent, Bertrand Bonfond, C. M. Jackman, G. Branduardi‐Raymont, Ralph Kraft, William Dunn, S. J. Bolton, J. E. P. Connerney, S. Levin, B. H. Mauk, P. W. Valek, A. Adriani, W. S. Kŭrth, Glenn S. Orton	1
18	2013 ·Radboud Repository (Radboud University) ·(unknown), Somak Raychaudhury, Ralph Kraft, Thomas J. Maccarone, N. J. Brassington, M. J. Hardcastle	6
19	Reflections of AGN Outbursts in the Gaseous Atmosphere of M87 2003 ·C. Jones, P. E. J. Nulsen, Sebastian Heinz, F. N. Owen, J. A. Eilek, A. Vikhlinin, Maxim Markevitch, Ralph Kraft, E. Churazov, W. Forman	4
20	Do AGB stars differ chemically from RGB stars in globular clusters 2000 ·OpenGrey (Institut de l'Information Scientifique et Technique) ·C. Sneden, Inese I. Ivans, Ralph Kraft	7

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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