نتایج جستجو برای: alkalian earth metals

تعداد نتایج: 153614  

2009
Matthias Weil Berthold Stöger Lyubomir Aleksandrov

The title compound, dineodymium(III) tris-[tungstate(VI)], is a member of the Eu(2)(WO(4))(3) structure family and crystallizes isotypically with other rare earth tungstates and molybdates of this formula type. The structure is a derivative of the scheelite (CaWO(4)) structure and can be considered as an ordered defect variant with a threefold scheelite supercell and one rare earth (RE) site un...

2011
S. M. Lechmann D. A. May B. J. P. Kaus S. M. Schmalholz

S. M. Lechmann1, D. A. May2, B. J. P. Kaus2,3 and S. M. Schmalholz4 1Geological Institute, ETH Zurich, 8092 Zurich, Switzerland. E-mail: [email protected] 2Institute of Geophysics, ETH Zurich, 8092 Zurich, Switzerland 3Department of Earth Sciences, University of Southern California, Los Angeles, USA 4Institute of Geology and Palaeontology, University of Lausanne, 1015 Lausanne, Switze...

2015
Graeme T. Swindles Elizabeth Watson T. Edward Turner Jennifer M. Galloway Thomas Hadlari Jane Wheeler Karen L. Bacon

There has been recent debate over stratigraphic markers used to demarcate the Anthropocene from the Holocene Epoch. However, many of the proposed markers are found only in limited areas of the world or do not reflect human impacts on the environment. Here we show that spheroidal carbonaceous particles (SCPs), a distinct form of black carbon produced from burning fossil fuels in energy productio...

Journal: :Physical review letters 2005
D Farkas M Willemann B Hyde

We investigate the mechanisms of fatigue behavior in nanocrystalline metals at the atomic scale using empirical force laws and molecular level simulations. A combination of molecular statics and molecular dynamics was used to deal with the time scale limitations of molecular dynamics. We show that the main atomistic mechanism of fatigue crack propagation in these materials is the formation of n...

2012
Sergey V. Suchkov Sergey V. Dmitriev Boris A. Malomed Yuri S. Kivshar

Sergey V. Suchkov,1 Sergey V. Dmitriev,1 Boris A. Malomed,2,3 and Yuri S. Kivshar4 1Institute for Metals Superplasticity Problems, Russian Academy of Science, Ufa 450001, Russia 2Department of Physical Electronics, School of Electrical Engineering, Faculty of Engineering, Tel Aviv University, Tel Aviv 69978, Israel 3ICFO-Institut de Ciencies Fotoniques, Mediterranean Technology Park, Castelldef...

2004
Debra P. C. Peters Jeffrey E. Herrick Robert H. Gardner David D. Breshears

Debra P. C. Peters and Jeffrey E. Herrick, USDA ARS, Jornada Experimental Range, Box 30003, MSC 3JER, NMSU, Las Cruces, NM 88003-0003, USA ([email protected]). / Dean L. Urban, Nicholas School of the Environment and Earth Sciences, Duke Univ., Durham, NC 27708-0328, USA. / Robert H. Gardner, Appalachian Laboratory, Univ. of Maryland Center for Environmental Science, Frostburg, MD 21532, USA. / ...

2003
G. Libourel A. N. Krot L. Tissandier

ELEMENTS DURING CHONDRULE FORMATION. G. Libourel, A. N. Krot and L. Tissandier, CRPGCNRS 15, Rue Notre-Dame des Pauvres, BP20, 54501 Vandoeuvre les Nancy, France, ENSG-INPL, BP40, 54501 Vandoeuvre les Nancy, France ([email protected]), Hawai'i Institute of Geophysics and Planetology, School of Ocean and Earth Science and Technology, University of Hawai'i at Manoa, Honolulu, HI 96822, USA.

2008
Alessandro F. Gualtieri Simone Ferrari Matteo Leoni Georg Grathoff Richard Hugo Mouath Shatnawi Gianluca Paglia Simon Billinge

University of Modena and Reggio Emilia – Earth Sciences Department, Via S. Eufemia 19, 41100 Modena, Italy, University of Trento, Department of Materials Engineering and Industrial Technologies, Via Mesiano 77, 38050 Trento, Italy, Portland State University, Department of Geology, PO Box 751, Portland, OR 97207-0751, USA, and Department of Physics and Astronomy, Michigan State University, East ...

2016
Claire I.O. Nichols James F.J. Bryson Florian Kronast Francis Nimmo Richard J. Harrison

a Department of Earth Sciences, University of Cambridge, Downing Street, Cambridge, CB2 3EQ, United Kingdom b Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139, USA c Centro Universitario de la Defensa, Ctra. de Huesca s/n, E-50090 Zaragoza, Spain d Instituto de Ciencia de Materiales de Aragón, CSIC—Unive...

2009
Thomas Reichler

This chapter was originally published in the book Climate Change: Observed impacts on Planet Earth, published by Elsevier, and the attached copy is provided by Elsevier for the author's benefit and for the benefit of the author's institution, for noncommercial research and educational use including without limitation use in instruction at your institution, sending it to specific colleagues who ...

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