C. Krämer

29.1k total citations · 3 hit papers
122 papers, 4.2k citations indexed

About

C. Krämer is a scholar working on Astronomy and Astrophysics, Spectroscopy and Instrumentation. According to data from OpenAlex, C. Krämer has authored 122 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 109 papers in Astronomy and Astrophysics, 25 papers in Spectroscopy and 14 papers in Instrumentation. Recurrent topics in C. Krämer's work include Astrophysics and Star Formation Studies (95 papers), Stellar, planetary, and galactic studies (60 papers) and Galaxies: Formation, Evolution, Phenomena (58 papers). C. Krämer is often cited by papers focused on Astrophysics and Star Formation Studies (95 papers), Stellar, planetary, and galactic studies (60 papers) and Galaxies: Formation, Evolution, Phenomena (58 papers). C. Krämer collaborates with scholars based in Germany, Spain and France. C. Krämer's co-authors include K. Schüster, Adam K. Leroy, S. García‐Burillo, Frank Bigiel, A. Usero, B. Mookerjea, J. Stützki, Fabian Walter, H. Wiesemeyer and W. J. G. de Blok and has published in prestigious journals such as SHILAP Revista de lepidopterología, The Astrophysical Journal and Monthly Notices of the Royal Astronomical Society.

In The Last Decade

C. Krämer

113 papers receiving 4.0k citations

Hit Papers

align trajectories

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.

HERACLES: THE HERA CO LINE EXTRAGALACTIC SURVEY

2009 354 citations Adam K. Leroy, Fabian Walter et al. profile →
Molecular and atomic gas along and across the main sequence of star-forming galaxies

2016 164 citations A. Saintonge, Barbara Catinella et al. Monthly Notices of the Royal Astronomical Society profile →
THE IMPACT OF INTERACTIONS, BARS, BULGES, AND ACTIVE GALACTIC NUCLEI ON STAR FORMATION EFFICIENCY IN LOCAL MASSIVE GALAXIES

2012 159 citations A. Saintonge, L. J. Tacconi et al. The Astrophysical Journal profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
C. Krämer Germany	34	4.0k	728	511	374	319	122	4.2k
Barbara Ercolano Germany	38	5.1k 1.3×	1.1k 1.5×	312 0.6×	324 0.9×	231 0.7×	145	5.3k
Erik Rosolowsky Canada	36	4.3k 1.1×	738 1.0×	630 1.2×	386 1.0×	301 0.9×	134	4.4k
S. García‐Burillo Spain	42	5.4k 1.3×	651 0.9×	753 1.5×	314 0.8×	515 1.6×	200	5.7k
S. C. Madden France	38	4.1k 1.0×	498 0.7×	683 1.3×	274 0.7×	277 0.9×	145	4.3k
Paul C. Clark Germany	37	4.2k 1.0×	417 0.6×	442 0.9×	344 0.9×	532 1.7×	94	4.3k
A. A. Stark United States	29	3.4k 0.8×	538 0.7×	355 0.7×	358 1.0×	613 1.9×	102	3.5k
S. L. Lumsden United Kingdom	31	3.2k 0.8×	608 0.8×	485 0.9×	208 0.6×	336 1.1×	105	3.2k
M. Schmidt Poland	21	4.0k 1.0×	764 1.0×	693 1.4×	547 1.5×	295 0.9×	74	4.2k
Thomas Robitaille United States	32	3.6k 0.9×	741 1.0×	479 0.9×	312 0.8×	279 0.9×	72	3.7k
Stefanie Walch Germany	39	3.9k 1.0×	451 0.6×	279 0.5×	477 1.3×	511 1.6×	111	4.2k

Countries citing papers authored by C. Krämer

Since Specialization

Citations

This map shows the geographic impact of C. Krämer'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 C. Krämer with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites C. Krämer more than expected).

Fields of papers citing papers by C. Krämer

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by C. Krämer. 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 C. Krämer. The network helps show where C. Krämer may publish in the future.

Co-authorship network of co-authors of C. Krämer

This figure shows the co-authorship network connecting the top 25 collaborators of C. Krämer. A scholar is included among the top collaborators of C. Krämer 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 C. Krämer. C. Krämer is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Tabatabaei, F. S., W. D. Cotton, Eva Schinnerer, et al.. (2022). Cloud-scale radio surveys of star formation and feedback in Triangulum Galaxy M 33: VLA observations. Monthly Notices of the Royal Astronomical Society. 517(2). 2990–3007. 8 indexed citations

Torné, Pablo, G. Desvignes, Ralph P. Eatough, et al.. (2021). Searching for pulsars in the Galactic centre at 3 and 2 mm. Springer Link (Chiba Institute of Technology). 14 indexed citations

Lutz, Katharina, A. Saintonge, Barbara Catinella, et al.. (2021). xCOLD GASS and xGASS: Radial metallicity gradients and global properties on the star-forming main sequence. Springer Link (Chiba Institute of Technology). 7 indexed citations

Lamperti, Isabella, A. Saintonge, Michael Koss, et al.. (2020). The CO(3–2)/CO(1–0) Luminosity Line Ratio in Nearby Star-forming Galaxies and Active Galactic Nuclei from xCOLD GASS, BASS, and SLUGS. Technical University of Denmark, DTU Orbit (Technical University of Denmark, DTU). 30 indexed citations

Jiménez-Donaire, María J., Frank Bigiel, Adam K. Leroy, et al.. (2019). EMPIRE: The IRAM 30 m Dense Gas Survey of Nearby Galaxies. The Astrophysical Journal. 880(2). 127–127. 62 indexed citations

Pardo, J. R., J. Cernicharo, L. Velilla-Prieto, et al.. (2018). Time-dependent molecular emission in IRC + 10216. Astronomy and Astrophysics. 615. L4–L4. 15 indexed citations

Jiménez-Donaire, María J., D. Cormier, Frank Bigiel, et al.. (2017). ¹³CO/C¹⁸O Gradients across the Disks of Nearby Spiral Galaxies. The Astrophysical Journal Letters. 836(2). L29–L29. 21 indexed citations

Leroy, Adam K., Eva Schinnerer, Annie Hughes, et al.. (2017). Cloud-scale ISM Structure and Star Formation in M51. The Astrophysical Journal. 846(1). 71–71. 81 indexed citations

Querejeta, Miguel, Sharon E. Meidt, Eva Schinnerer, et al.. (2016). Gravitational torques imply molecular gas inflow towards the nucleus of M 51. Springer Link (Chiba Institute of Technology). 25 indexed citations

10.

Bigiel, Frank, Adam K. Leroy, María J. Jiménez-Donaire, et al.. (2016). THE EMPIRE SURVEY: SYSTEMATIC VARIATIONS IN THE DENSE GAS FRACTION AND STAR FORMATION EFFICIENCY FROM FULL-DISK MAPPING OF M51. The Astrophysical Journal Letters. 822(2). L26–L26. 63 indexed citations

11.

Harvey, P. M., V. Ossenkopf, F. F. S. van der Tak, et al.. (2015). Temperatures of dust and gas in S 140. Springer Link (Chiba Institute of Technology). 11 indexed citations

12.

Aladro, R., S. Martín, D. Riquelme, et al.. (2015). Lambda = 3 mm line survey of nearby active galaxies. Springer Link (Chiba Institute of Technology). 54 indexed citations

13.

Okada, Yoko, P. Pilleri, Olivier Berné, et al.. (2013). Probing the role of polycyclic aromatic hydrocarbons in the photoelectric heating within photodissociation regions. Astronomy and Astrophysics. 553. A2–A2. 27 indexed citations

14.

Braine, J., P. Gratier, C. Krämer, et al.. (2012). Spectrally resolved C II emission in M 33 (HerM33es). Physical conditions and kinematics around BCLMP 691. University of Groningen research database (University of Groningen / Centre for Information Technology). 11 indexed citations

15.

Krämer, C., S. Aalto, & R. Simon. (2008). Far-Infrared Workshop 2007. Chalmers Research (Chalmers University of Technology). 3 indexed citations

16.

Krämer, C. & L. Bronfman. (2008). Clumpy photon-dominated regions in Carina. I. [C I] and mid-J CO lines in two 4'×4' fields. Americanae (AECID Library). 23 indexed citations

17.

Wong, Tony, E. F. Ladd, Drew Brisbin, et al.. (2008). Molecular line mapping of the giant molecular cloud associated with RCW 106 – II. Column density and dynamical state of the clumps. Monthly Notices of the Royal Astronomical Society. 386(2). 1069–1084. 40 indexed citations

18.

Jakob, H., C. Krämer, R. Simon, et al.. (2006). The cooling of atomic and molecular gas in DR21. Springer Link (Chiba Institute of Technology). 15 indexed citations

19.

Krämer, C., et al.. (2004). Emission of CO, C I, and C II in W3 Main. Springer Link (Chiba Institute of Technology). 34 indexed citations

20.

Krämer, C., J. Stützki, & G. Winnewisser. (1996). Structure and Excitation Conditions of the Southern Part of the Orion B Molecular Cloud: A CO Multi-line Study. 170(3). 431–935. 1 indexed citations

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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