Results 191 to 200 of about 208,249 (317)

Shock‐heated graphite in three IAB iron meteorites—Implications on the formation of diamond

open access: yesMeteoritics &Planetary Science, Volume 60, Issue 4, Page 744-756, April 2025.
Abstract Iron meteorites, originating from the deepest parts of their parent bodies and separated during major break‐up events, surprisingly rarely contain diamonds despite experiencing similar pressure–temperature conditions as diamond‐bearing ureilites. In this study, graphite from three non‐magmatic IAB iron meteorites Canyon Diablo, Campo del Cielo,
Oliver Christ   +7 more
wiley   +1 more source

Mantle Melting Conditions of Mare Lavas on South Pole–Aitken Basin of Lunar Farside

open access: yesGeophysical Research Letters, Volume 52, Issue 6, 28 March 2025.
Abstract The understanding of thermal evolution and magmatic history of the Moon has so far been informed by studies of rock samples from the nearside. However, the recently completed Chang'E‐6 mission by China National Space Administration has returned the first samples from the lunar farside, providing a unique opportunity to refine our understanding
Yishen Zhang   +8 more
wiley   +1 more source

Energetic Compact Strokes as the Major Source of Downward Terrestrial Gamma‐Ray Flashes in Winter Thunderstorms

open access: yesGeophysical Research Letters, Volume 52, Issue 6, 28 March 2025.
Abstract Terrestrial gamma‐ray flashes (TGFs) are short bursts of intense gamma radiation associated with lightning discharges. Although thousands of TGFs have been observed from space, TGFs detected at ground level, known as downward TGFs, are still very limited, and their relationship with lightning discharge processes remains elusive. Here we report
Ting Wu   +8 more
wiley   +1 more source

Probable evidence for a transient mega-electron volt emission line in the GRB 221023A. [PDF]

open access: yesNat Commun
Jiang LY   +8 more
europepmc   +1 more source

Ground Based Gamma-Ray Astronomy [PDF]

open access: bronze, 2005
P. Cogan   +5 more
openalex   +1 more source

Preface to theme issue about multi-messenger gravitational lensing. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci
Smith GP, Hendry MA, Bianco F.
europepmc   +1 more source

Magnetar emergence in a peculiar gamma-ray burst from a compact star merger. [PDF]

open access: yesNatl Sci Rev
Sun H   +44 more
europepmc   +1 more source

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