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Lista de obras de James H. Wittke

Evidence for an Extraterrestrial Impact Event 12,900 years ago that Contributed to Megafaunal Extinctions and the Younger Dryas Cooling ⬇️

abstract PP43A-01 for the American Geophysical Union, Spring Meeting 2007

Hexagonal Diamonds (Lonsdaleite) Discovered in the K/T Impact Layer in Spain and New Zealand ⬇️

abstract PP13C-1476 for the American Geophysical Union, Fall Meeting 2008

Impact-Shocked diamonds, Abrupt Ecosystem Disruption, and Mammoth Extinction on California's Northern Channel Islands at the Allerod-Younger Dryas Boundary (13.0-12.9 ka) ⬇️

abstract PP23D-04 for the American Geophysical Union, Fall Meeting 2008

Magnetism of microspheres from the proposed Younger Dryas Impact event 12,900 years ago ⬇️

abstract #1719 from the 44th Lunar and Planetary Science Conference

Melt spherules from Peter's Pond, a Carolina Bay, South Carolina

abstract from the 70th Annual Meeting of the Meteoritical Society

Nanodiamonds and Carbon Spherules from Tunguska, the K/T Boundary, and the Younger Dryas Boundary Layer ⬇️

abstract PP31D-1392 for the American Geophysical Union, Fall Meeting 2009

Presence of all Three Allotropes of Impact-Diamonds in the Younger Dryas Onset Layer (YDB) Across N America and NW Europe ⬇️

abstract PP23D-01 for the American Geophysical Union, Fall Meeting 2008

Soil Composition Inside the Possible Crater in Bolivia, Iturralde: Material Implying Impact Event of Low Density Meteorite ⬇️

abstract #1705 for the 44th Lunar and Planetary Science Conference (2013)

Summary of impact markers and potential impact mechanisms for the YDB impact event at 12.9 ka ⬇️

abstract PP33B-10 for the American Geophysical Union, Fall Meeting 2009

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