Alex Dahlen

1.2k total citations · 1 hit paper
40 papers, 626 citations indexed

About

Alex Dahlen is a scholar working on Astronomy and Astrophysics, Nuclear and High Energy Physics and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Alex Dahlen has authored 40 papers receiving a total of 626 indexed citations (citations by other indexed papers that have themselves been cited), including 12 papers in Astronomy and Astrophysics, 11 papers in Nuclear and High Energy Physics and 8 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Alex Dahlen's work include Cosmology and Gravitation Theories (12 papers), Black Holes and Theoretical Physics (11 papers) and Neonatal Respiratory Health Research (8 papers). Alex Dahlen is often cited by papers focused on Cosmology and Gravitation Theories (12 papers), Black Holes and Theoretical Physics (11 papers) and Neonatal Respiratory Health Research (8 papers). Alex Dahlen collaborates with scholars based in United States, United Kingdom and Brazil. Alex Dahlen's co-authors include Adam R. Brown, Ami S. Bhatt, L. Kaplan, Eric J. Heller, Vivek Charu, Alvin Han, Upinder Singh, Danica T. Schmidtke, Summer E. Vance and Soumaya Zlitni and has published in prestigious journals such as Physical Review Letters, Journal of Geophysical Research Atmospheres and Nature Biotechnology.

In The Last Decade

Alex Dahlen

33 papers receiving 611 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.

Gastrointestinal symptoms and fecal shedding of SARS-CoV-2 RNA suggest prolonged gastrointestinal infection

2022 234 citations Aravind Natarajan, Soumaya Zlitni et al. Med profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Alex Dahlen United States	13	181	143	142	129	81	40	626
D. Papadopoulos Greece	14	69 0.4×	161 1.1×	233 1.6×	36 0.3×	63 0.8×	72	647
M. B. Purver United Kingdom	10	206 1.1×	93 0.7×	425 3.0×	18 0.1×	20 0.2×	12	717
Francesca Iannuzzi Italy	18	23 0.1×	50 0.3×	239 1.7×	94 0.7×	31 0.4×	32	726
C. Mancini Italy	19	27 0.1×	84 0.6×	946 6.7×	34 0.3×	59 0.7×	36	1.1k
Nicola Bartolomeo Italy	23	92 0.5×	1.1k 8.0×	37 0.3×	25 0.2×	120 1.5×	96	2.0k
Eyal Cohen‬‏ Canada	16	19 0.1×	279 2.0×	104 0.7×	39 0.3×	8 0.1×	74	885
P. Andreani Italy	21	68 0.4×	315 2.2×	1.1k 8.1×	21 0.2×	23 0.3×	112	1.6k
John C. Forbes United States	27	444 2.5×	134 0.9×	1.3k 9.1×	12 0.1×	75 0.9×	98	2.2k
Jenni Virtanen Finland	17	104 0.6×	23 0.2×	443 3.1×	12 0.1×	48 0.6×	69	746
Michael Anderson United States	18	35 0.2×	283 2.0×	807 5.7×	78 0.6×	22 0.3×	45	1.7k

Countries citing papers authored by Alex Dahlen

Since Specialization

Citations

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

Fields of papers citing papers by Alex Dahlen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Alex Dahlen

This figure shows the co-authorship network connecting the top 25 collaborators of Alex Dahlen. A scholar is included among the top collaborators of Alex Dahlen 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 Alex Dahlen. Alex Dahlen 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

Dahlen, Alex, et al.. (2026). Proportion of Fentanyl Reports in Illicit Drug Seizures and Opioid Mortality. JAMA Health Forum. 7(1). e256286–e256286.

Qi, Xiang, et al.. (2025). Periodontitis, accelerated biological aging, and advanced stages in cardiovascular-kidney-metabolic syndrome in U.S. Adults: A mediation analysis. Diabetes Research and Clinical Practice. 228. 112437–112437.

Purtle, Jonathan, et al.. (2025). Preferred Sources For Suicide Prevention And Crisis Services Among Segments Of The US Adult Population. Health Affairs. 44(7). 869–877.

Tong, Junming, Alex Dahlen, Danièle De Luca, et al.. (2024). Point-of-care lung ultrasound for continuous positive airway pressure discontinuation in preterm infants. Journal of Perinatology. 45(1). 68–72. 3 indexed citations

Meaney, Peter A., Adolfine Hokororo, Alex Dahlen, et al.. (2024). Implementing adaptive e-learning for newborn care in Tanzania: an observational study of provider engagement and knowledge gains. BMJ Open. 14(2). e077834–e077834. 2 indexed citations

Dahlen, Alex & Vivek Charu. (2023). Analysis of Sampling Bias in Large Health Care Claims Databases. JAMA Network Open. 6(1). e2249804–e2249804. 23 indexed citations

Maghini, Dylan G., et al.. (2023). Quantifying bias introduced by sample collection in relative and absolute microbiome measurements. Nature Biotechnology. 42(2). 328–338. 58 indexed citations

Dahlen, Alex, et al.. (2023). Retrospective Observational Analysis of Free Serum Retinol in a Cohort of Pediatric Patients with Short Bowel Syndrome and Intestinal Failure. SN Comprehensive Clinical Medicine. 5(1).

Tayyar, Ralph, et al.. (2023). High‐titer post‐vaccine COVID‐19 convalescent plasma for immunocompromised patients during the first omicron surge. Transplant Infectious Disease. 25(2). e14055–e14055. 1 indexed citations

10.

Dahlen, Alex, et al.. (2023). Cerebral oxygen saturation in neonates: a bedside comparison between neonatal and adult NIRS sensors. Pediatric Research. 94(5). 1810–1816. 5 indexed citations

11.

Chock, Valerie Y., Shazia Bhombal, Enrico Danzer, et al.. (2023). Early nitric oxide is not associated with improved outcomes in congenital diaphragmatic hernia. Pediatric Research. 93(7). 1899–1906. 23 indexed citations

12.

Dahlen, Alex, et al.. (2023). Remote Monitoring for Seizures During Therapeutic Hypothermia in Neonates With Hypoxic-Ischemic Encephalopathy. JAMA Network Open. 6(11). e2343429–e2343429. 11 indexed citations

13.

Scala, Melissa, et al.. (2023). The Safety of Body Wraps on Skin-to-Skin Care in the Neonatal Population. Advances in Neonatal Care. 24(1). E11–E19.

14.

Natarajan, Aravind, Soumaya Zlitni, Erin F. Brooks, et al.. (2022). Gastrointestinal symptoms and fecal shedding of SARS-CoV-2 RNA suggest prolonged gastrointestinal infection. Med. 3(6). 371–387.e9. 234 indexed citations breakdown →

15.

Chock, Valerie Y., Sonia L. Bonifacio, Alex Dahlen, et al.. (2022). Association between multi-organ dysfunction and adverse outcome in infants with hypoxic ischemic encephalopathy. Journal of Perinatology. 42(7). 907–913. 10 indexed citations

16.

Okafor, Philip N., Alex Dahlen, Michael Youssef, et al.. (2022). Environmental Pollutants Are Associated With Irritable Bowel Syndrome in a Commercially Insured Cohort of California Residents. Clinical Gastroenterology and Hepatology. 21(6). 1617–1626.e9. 16 indexed citations

17.

Schroeder, Alan R., Alex Dahlen, Natasha Purington, et al.. (2022). Healthcare utilization in children across the care continuum during the COVID-19 pandemic. PLoS ONE. 17(10). e0276461–e0276461. 15 indexed citations

18.

Lindan, Christina, Manisha Desai, Derek Boothroyd, et al.. (2021). Design of a population-based longitudinal cohort study of SARS-CoV-2 incidence and prevalence among adults in the San Francisco Bay Area. Annals of Epidemiology. 67. 81–100. 8 indexed citations

19.

Brown, Adam R. & Alex Dahlen. (2011). Giant leaps and minimal branes in multidimensional flux landscapes. Physical review. D. Particles, fields, gravitation, and cosmology. 84(2). 10 indexed citations

20.

Brown, Adam R. & Alex Dahlen. (2010). Small steps and giant leaps in the landscape. Physical review. D. Particles, fields, gravitation, and cosmology. 82(8). 24 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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