STUDIES OF PARTICLES FOR EXTRATERRESTRIAL ORIGIN. 3. ANALYSES OF DUST PARTICLES FROM POLAR ICE DEPOSITS
A total of 166 dust particles collected principally from Greenland and antarctic ice has been subjected to chemical analysis by the electron beam microanalyzer technique. Several have Ni/Fe ratios indicative of a meteoritic origin. The remainder are probably also primarily cosmic in origin. The rate...
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ftdtic:AD0446191 2023-05-15T13:37:14+02:00 STUDIES OF PARTICLES FOR EXTRATERRESTRIAL ORIGIN. 3. ANALYSES OF DUST PARTICLES FROM POLAR ICE DEPOSITS Hodge, Paul W. Wright, Frances W. Langway, ChesterC., Jr. SMITHSONIAN ASTROPHYSICAL OBSERVATORY CAMBRIDGE MA 1964-03-23 text/html http://www.dtic.mil/docs/citations/AD0446191 http://oai.dtic.mil/oai/oai?&verb=getRecord&metadataPrefix=html&identifier=AD0446191 en eng http://www.dtic.mil/docs/citations/AD0446191 Notice: Reprint from Jnl. of Geophysical Research, 69:14, pp. 2919-2931, 15 July 64.(Copies not supplied by DDC). DTIC AND NTIS *ASTROPHYSICS *POLAR REGIONS *METEORITES ICE DUST CHEMICAL ANALYSIS ELECTRON BEAMS GREENLAND SOUTHERN HEMISPHERE UNITED STATES MAGNESIUM ALUMINUM SILICON CALCIUM TITANIUM CHROMIUM MANGANESE IRON COBALT NICKEL Text 1964 ftdtic 2016-02-18T17:06:47Z A total of 166 dust particles collected principally from Greenland and antarctic ice has been subjected to chemical analysis by the electron beam microanalyzer technique. Several have Ni/Fe ratios indicative of a meteoritic origin. The remainder are probably also primarily cosmic in origin. The rate of deposit of opaque spherules is found to be nearly, but not exactly, the same at all geographical locations sampled. (Author) No Foreign. Text Antarc* Antarctic Greenland Defense Technical Information Center: DTIC Technical Reports database Antarctic Greenland |
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Open Polar |
collection |
Defense Technical Information Center: DTIC Technical Reports database |
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ftdtic |
language |
English |
topic |
*ASTROPHYSICS *POLAR REGIONS *METEORITES ICE DUST CHEMICAL ANALYSIS ELECTRON BEAMS GREENLAND SOUTHERN HEMISPHERE UNITED STATES MAGNESIUM ALUMINUM SILICON CALCIUM TITANIUM CHROMIUM MANGANESE IRON COBALT NICKEL |
spellingShingle |
*ASTROPHYSICS *POLAR REGIONS *METEORITES ICE DUST CHEMICAL ANALYSIS ELECTRON BEAMS GREENLAND SOUTHERN HEMISPHERE UNITED STATES MAGNESIUM ALUMINUM SILICON CALCIUM TITANIUM CHROMIUM MANGANESE IRON COBALT NICKEL Hodge, Paul W. Wright, Frances W. Langway, ChesterC., Jr. STUDIES OF PARTICLES FOR EXTRATERRESTRIAL ORIGIN. 3. ANALYSES OF DUST PARTICLES FROM POLAR ICE DEPOSITS |
topic_facet |
*ASTROPHYSICS *POLAR REGIONS *METEORITES ICE DUST CHEMICAL ANALYSIS ELECTRON BEAMS GREENLAND SOUTHERN HEMISPHERE UNITED STATES MAGNESIUM ALUMINUM SILICON CALCIUM TITANIUM CHROMIUM MANGANESE IRON COBALT NICKEL |
description |
A total of 166 dust particles collected principally from Greenland and antarctic ice has been subjected to chemical analysis by the electron beam microanalyzer technique. Several have Ni/Fe ratios indicative of a meteoritic origin. The remainder are probably also primarily cosmic in origin. The rate of deposit of opaque spherules is found to be nearly, but not exactly, the same at all geographical locations sampled. (Author) No Foreign. |
author2 |
SMITHSONIAN ASTROPHYSICAL OBSERVATORY CAMBRIDGE MA |
format |
Text |
author |
Hodge, Paul W. Wright, Frances W. Langway, ChesterC., Jr. |
author_facet |
Hodge, Paul W. Wright, Frances W. Langway, ChesterC., Jr. |
author_sort |
Hodge, Paul W. |
title |
STUDIES OF PARTICLES FOR EXTRATERRESTRIAL ORIGIN. 3. ANALYSES OF DUST PARTICLES FROM POLAR ICE DEPOSITS |
title_short |
STUDIES OF PARTICLES FOR EXTRATERRESTRIAL ORIGIN. 3. ANALYSES OF DUST PARTICLES FROM POLAR ICE DEPOSITS |
title_full |
STUDIES OF PARTICLES FOR EXTRATERRESTRIAL ORIGIN. 3. ANALYSES OF DUST PARTICLES FROM POLAR ICE DEPOSITS |
title_fullStr |
STUDIES OF PARTICLES FOR EXTRATERRESTRIAL ORIGIN. 3. ANALYSES OF DUST PARTICLES FROM POLAR ICE DEPOSITS |
title_full_unstemmed |
STUDIES OF PARTICLES FOR EXTRATERRESTRIAL ORIGIN. 3. ANALYSES OF DUST PARTICLES FROM POLAR ICE DEPOSITS |
title_sort |
studies of particles for extraterrestrial origin. 3. analyses of dust particles from polar ice deposits |
publishDate |
1964 |
url |
http://www.dtic.mil/docs/citations/AD0446191 http://oai.dtic.mil/oai/oai?&verb=getRecord&metadataPrefix=html&identifier=AD0446191 |
geographic |
Antarctic Greenland |
geographic_facet |
Antarctic Greenland |
genre |
Antarc* Antarctic Greenland |
genre_facet |
Antarc* Antarctic Greenland |
op_source |
DTIC AND NTIS |
op_relation |
http://www.dtic.mil/docs/citations/AD0446191 |
op_rights |
Notice: Reprint from Jnl. of Geophysical Research, 69:14, pp. 2919-2931, 15 July 64.(Copies not supplied by DDC). |
_version_ |
1766089612980125696 |