# D. J. Helfand

**Type:** Researchers  
**Canonical URL:** https://scholariq.org/researchers/d-j-helfand/

## Facts

| Field | Value |
| --- | --- |
| Citations | 16,843 |
| Field | Astrophysics and Cosmic Phenomena |
| h-index | 60 |
| i10-index | 133 |
| Last Known Institution | Columbia University |
| OpenAlex ID | https://openalex.org/A5004065675 |
| ORCID iD | https://orcid.org/0000-0002-6822-4823 |
| Works | 536 |

## Researcher topics

- [Astrophysics and Cosmic Phenomena](https://scholariq.org/topics/astrophysics-and-cosmic-phenomena/)
- [Gamma-ray bursts and supernovae](https://scholariq.org/topics/gamma-ray-bursts-and-supernovae/)
- [Astrophysical Phenomena and Observations](https://scholariq.org/topics/astrophysical-phenomena-and-observations/)
- [Astronomical Observations and Instrumentation](https://scholariq.org/topics/astronomical-observations-and-instrumentation/)
- [Astronomy and Astrophysical Research](https://scholariq.org/topics/astronomy-and-astrophysical-research/)

## Researcher university

- [Columbia University](https://scholariq.org/institutions/columbia-university/)

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Source: ScholarIQ — public research metadata, principally OpenAlex. See https://scholariq.org/sources/ for provenance and https://scholariq.org/methodology/ for what these figures mean.