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Helen V. Michel | Researchclopedia

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Helen V. Michel

75

Works

5,567

Citations

20

h-index

32

i10-index

Research Topics

Archaeology and ancient environmental studies Geological and Geochemical Analysis Paleontology and Stratigraphy of Fossils

Affiliations

Lawrence Berkeley National Laboratory1975–1997

University of California, Berkeley1975–1997

Top Works

Extraterrestrial Cause for the Cretaceous-Tertiary Extinction

Luis W. Alvarez,Walter Álvarez,et al.

19803,951 citations

Geology and Paleoclimatology Research

Astro and Planetary Science

Spheroids at the Cretaceous-Tertiary boundary are altered impact droplets of basaltic composition

Alessandro Montanari,Richard L. Hay,et al.

1983167 citations

Impact Theory of Mass Extinctions and the Invertebrate Fossil Record

Walter Álvarez,Erle G. Kauffman,et al.

1984162 citations

Iridium Anomaly Approximately Synchronous with Terminal Eocene Extinctions

Walter Álvarez,Frank Asaro,et al.

1982146 citations

Current status of the impact theory for the terminal Cretaceous extinction

Walter Álvarez,Luis W. Alvarez,et al.

1982129 citations

The End of the Cretaceous: Sharp Boundary or Gradual Transition?

Walter Álvarez,Luis W. Alvarez,et al.

1984102 citations

The Precursor of the Cretaceous-Tertiary Boundary Clays at Stevns Klint, Denmark, and DSDP Hole 465A

Miriam Kastner,Frank Asaro,et al.

198493 citations

Iridium Anomalies of Late Eocene Age at Massignano (Italy), and ODP Site 689B (Maud Rise, Antarctic)

Alessandro Montanari,Frank Asaro,et al.

199385 citations

Geochemical anomalies near the Eocene/Oligocene and Permian/Triassic boundaries

Frank Asaro,Luis W. Alvarez,et al.

198256 citations