Search Results - "Obradovich, D"

High Plant Diversity in Eocene South America: Evidence from Patagonia by Wilf, Peter, Cúneo, N. Rubén, Johnson, Kirk R., Hicks, Jason F., Wing, Scott L., Obradovich, John D.

“…Tropical South America has the highest plant diversity of any region today, but this richness is usually characterized as a geologically recent development…”
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Influence of meditation on estate planning decisions: evidence from Indian survey data by Gill, Amarjit, Mand, Harvinder S, Obradovich, John D, Mathur, Neil

“…Background: Intestate death can lead to the distribution of assets against the personal wishes of the deceased and is a problem in India, as 80% of Indians die…”
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The impact of financial support from non-resident family members on the financial performance of newer agribusiness firms in India by Gill, Amarjit, Mand Harvinder Singh, Obradovich, John D, Mathur, Neil

“…PurposeThe purpose of this paper is to examine the impact of financial support from non-resident family members (FSNRFM) on the financial performance of newer…”
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Integrated biostratigraphic and radiometric study on the Lower Cenomanian (Cretaceous) of Hokkaido, Japan by OBRADOVICH, John D., MATSUMOTO, Tatsuro, NISHIDA, Tamio, INOUE, Yoko

“…New40Ar-39Ar total fusion ages have been obtained on sanidine from tuffs in the zone of Mantelliceras saxbii (equivalent to the same subzone of the European…”
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The Manson Impact Structure: 40Ar/39Ar Age and Its Distal Impact Ejecta in the Pierre Shale in Southeastern South Dakota by Izett, G A, Cobban, W A, Obradovich, J D, Kunk, M J

“…The (40)Ar/(39)Ar ages of a sanidine clast from a melt-matrix breccia of the Manson, Iowa, impact structure (MIS) indicate that the MIS formed 73.8 +/- 0.3…”
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A New Calibration Point for the Late Cretaceous Time Scale: The 40Ar/39Ar Isotopic Age of the C33r/C33n Geomagnetic Reversal from the Judith River Formation (Upper Creataceous), Elk Basin, Wyoming, USA by Hicks, Jason F., Obradovich, John D., Tauxe, Lisa

“…We present a new calibration point for the latest Cretaceous time scale, an interval that at present contains no well-dated polarity reversals. The…”
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Threats to observers, keepers, visitors, and others by zoo mangabeys (Cercocebus galeritus chrysogaster) by Mitchell, G., Obradovich, Stephanie D., Herring, Fred H., Dowd, Brad, Tromborg, Chris

“…The facial threats of ten captive golden-bellied mangabeys (Cercocebus galeritus chrysogaster ) were categorized by object threatened. Adult males threatened…”
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Age of the Earliest African Anthropoids by Fleagle, John G., Bown, Thomas M., Obradovich, John D., Simons, Elwyn L.

“…The earliest fossil record of African anthropoid primates (monkeys and apes) comes from the Jebel Qatrani Formation in the Fayum depression of Egypt…”
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K-Ar age of the late Pleistocene eruption of Toba, north Sumatra by Ninkovich, D, Shackleton, N. J, Abdel-Monem, A. A, Obradovich, J. D, Izett, G

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Correlation of Upper Cretaceous strata from Lima Peaks area to Madison Range, southwestern Montana and southeastern Idaho, USA by Dyman, T.S., Tysdal, R.G., Perry, Jr, W.J., Obradovich, J.D., Haley, J.C., Nichols, D.J.

“…An 40Ar/ 39Ar age of 85.81 Ma±0.22 my was obtained on sanidine from a volcanic procellanite bed near the top of the 2135+m-thick Upper Cretaceous Frontier…”
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Age of native copper mineralization, Keweenaw Peninsula, Michigan by Bornhorst, Theodore J, Paces, James B, Grant, Norman K, Obradovich, John D, Huber, N. King

“…Amygdaloidal flood basalts and conglomerates are the host for substantial deposits of native copper within the Portage Lake Volcanics in the Keweenaw Peninsula…”
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A New Calibration Point for the Late Cretaceous Time Scale: The$^{40}Ar/^{39}Ar$Isotopic Age of the C33r/C33n Geomagnetic Reversal from the Judith River Formation (Upper Creataceous), Elk Basin, Wyoming, USA by Hicks, Jason F., Obradovich, John D., Tauxe, Lisa

“…We present a new calibration point for the latest Cretaceous time scale, an interval that at present contains no well-dated polarity reversals. The…”
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A CONCISE SYNTHESIS OF SYMMETRIC 1,3,5-C 3 -TRISUBSTITUTED BENZENES by Majchrzak, M. W., Zobel, J. N., Obradovich, D. J., Peterson, G. A.

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Magnetostratigraphy, isotopic age calibration and intercontinental correlation of the Red Bird section of the Pierre Shale, Niobrara County, Wyoming, USA by Hicks, J.F., Obradovich, J.D., Tauxe, L.

“…The Red Bird section of the Pierre Shale in eastern Wyoming contains a relatively complete sequence of fine-grained marine clastics that were deposited between…”
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Meteoric Water in Magmas by Friedman, Irving, Lipman, Peter W., Obradovich, John D., Gleason, Jim D., Christiansen, Robert L.

“…Oxygen isotope analyses of sanidine phenocrysts from rhyolitic sequences in Nevada, Colorado, and the Yellowstone Plateau volcanic field show that $\delta…”
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Age constraints on the proposed Plio-Pleistocene boundary stratotype at Vrica, Italy by Obradovich, John D, Naeser, Charles W, Izett, Glen A, Pasini, Giancarlo, Bigazzi, Giulio

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Early Tertiary Age of Pitchstone in the Northern Black Hills, South Dakota by Redden, Jack A., Obradovich, John D., Naeser, Charles W., Zartman, Robert E., Norton, James J.

“…A block of pitchstone in the northern Black Hills, South Dakota, is Paleocene in age, according to potassium-argon dating of biotite and fission-track dating…”
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Revised Paleogene Polarity Time Scale by Berggren, W. A., Mckenna, Malcolm C., Hardenbol, Jan, Obradovich, John D.

“…A synthesis of radiometric data from continental volcaniclastics and volcanics that are tied to mammalian faunas reveals that an acceptance of recently revised…”
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Pliocene intrusive rocks and mineralization near Rico, Colorado by Naeser, C. W, Cunningham, C. G, Marvin, R. F, Obradovich, J. D

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Obsidian Hydration Dates Glacial Loading? by Friedman, Irving, Pierce, Kenneth L., Obradovich, John D., Long, William D.

“…Three different groups of hydration rinds have been measured on thin sections of obsidian from Obsidian Cliff, Yellowstone National Park, Wyoming. The average…”
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