Results 81 to 90 of about 64,792 (321)
The Discovery and History of the Dalgaranga Meteorite Crater, Western Australia
, 2013 The Dalgaranga meteorite crater, 100 km northeast of Yalgoo, Western Australia, was one of the first impact structures identified in Australia, the smallest isolated crater found in Australia, and the only confirmed crater in the world associated with a ...
Hamacher, Duane W., O'Neill, Craig
core +1 more source
The Journal of Humanistic Counseling, EarlyView.ABSTRACT For musicians, injury or illness can mean not only the loss of performance opportunities but also the end of a lifetime's calling. What is it like to face such a profound change? This study explores the lived experience of musicians who could no longer play their instruments due to a physical impairment.
Elizabeth B. V. Brisola +2 more
wiley +1 more source
Self-organized rock textures and multiring structure in the Duolun crater [PDF]
The Duolun impact crater is a multiring basin located 200 km north of Beijing. From the center to the edge of the crater there are innermost rim, inner ring, outer rim, and outermost ring.
Wu, Siben, Zhang, Jiayun
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Journal of Periodontology, EarlyView.Abstract Background The objective of this systematic review was to shed light on the importance of surgical‐ and implant‐related factors on the onset/progression of peri‐implant diseases. This systematic review provides an evidence‐based overview on the prevention of peri‐implant diseases for the Academy of Osseointegration (AO)/American Academy of ...
Alberto Monje +3 more
wiley +1 more source
A Study of Meteoroid Impact Phenomena [PDF]
, 1963 Process of crater formation resulting from impact of hypervelocity projectile - meteoroid ...
Kirchner, H. P., Rae, W. J.
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Journal of Periodontology, EarlyView.Abstract Background The exponential increase in dental implant use has led to a parallel rise in peri‐implant diseases (PID), adversely affecting implant therapy success and patient quality of life. Efforts have been made by the dental community to understand systemic, behavioral, and site‐level risk factors involved in the etiologies and pathogenesis ...
Hom‐Lay Wang +59 more
wiley +1 more source
STUDY ON LIFE PREDICTION AND FATIGUE TEST OF ZM6 MATERIAL WITH IMPACT PIT
Jixie qiangdu, 2021 The smooth specimens,notched specimens and impact crater specimens of ZM6 material were prepared. The fatigue test of these specimens was carried out,and the fatigue life of these specimens under different stress levels was obtained.Based on the theory ...
LI Jian +4 more
doaj
Holocene impact craters on Earth
Miscellanea Geographica, 2023 Abstract Impact craters are formed by collisions of cosmic bodies moving with hypervelocity. The formation of these features is not restricted to the distant geological past; new structures are constantly being created and at least 13 confirmed impact craters and crater fields have formed during the Holocene alone.
openaire +2 more sources
Bilateral symmetry of circular impact structures of astroblemes [PDF]
The relief of the true crater-bottom and the distribution of impactites and allogenic breccias for the Popigay and Kara astroblemes is examined. It is shown that the crater morphology and the distribution of ejecta of fragmented and melted masses has a ...
Masaytis, V. L., Mashchak, M. S.
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On the detection of the Wilkes Land impact crater
Earth, Planets and Space, 2018 The definitive existence of a giant impact crater, two times larger than the Chixulub crater in the Yucatan peninsula, from an extraterrestrial origin, 1.6 km beneath Wilkes Land, East Antarctica, remain controversial.
Jaroslav Klokočník +2 more
doaj +1 more source