نتایج جستجو برای: petro physics

تعداد نتایج: 197817  

2009
J.-Ph. Combe T. B. McCord G. Y. Kramer C. M Pieters L. A. Taylor N. E. Petro J. W Boardman J. F Mustard J. M Sunshine S. Tompkins

THE MOON MINERALOGY MAPPER. J.-Ph. Combe, T. B. McCord, G. Y. Kramer, C. M Pieters, L. A. Taylor, N. E. Petro, J. W Boardman, J. F Mustard, J. M Sunshine, S. Tompkins , R.O. Green and the M Team. The Bear Fight Center, Winthrop, WA, (jean-philippe_combe @ bearfightcenter.com). Brown University, Providence, RI, USA. University of Tennessee, Knoxville, TN, USA. Goddard Space Flight Center, Greenb...

Journal: :نشریه دانشکده فنی 0
نصرت الله واحدی فریدی

astrophysics is becoming now an integral part of general physics. considering the black hole theory ,which is a new and exciting branch of relativistic astrophysics, we see many connections between elementary particle physics and astrophysics. in this article we attempt to explain the development of star physics ,in an easy ,understandable manner. previous knowledge of relativistic theory or cl...

Journal: :The Journal of the Japanese Association of Mineralogists, Petrologists and Economic Geologists 1944

اسلامی‌کلانتری, محمد, دهقان‌نژاد, اکبر, موسوی‌نژاد, سیدمحمد,

Algebraic hyperstructures theory is a natural extension of the classical‎ ‎algebraic structures‎. Because of importance and new viewpoints in this theory, we try to apply this theory to the elementary particle physics and nuclear physics presenting the definitions and the concepts of the algebraic hyperstructures. In this work we intend to use this new branch of mathematics to describe the inte...

Journal: :Centaurus 2021

This article examines three cases of mid-20th-century oil media—oil-related imagery, iconographies, and media—in visual culture: a series popular science books entitled The Story Oil published in the US, an oil-themed set Kuwaiti postage stamps (1959), art exhibition Zurich (1956) titled Welt des Erdöls: Junge Maler sehen eine Industrie (World Petroleum: Young Artists See Industry). While depic...

Journal: :International journal of chemistry and technology 2022

Of late, the automobiles of all categories are massively increasing which aggravates dependency on fossil fuel thus, accessibility petro-fuel decreases relentlessly. Under these circumstances, investigations taking new dimensions to find alternative, renewable with cost-effective exclusively biofuels. However, a newer approach has been attempted for production biodiesel from wild stuff Spirulin...

Journal: :AJNR. American journal of neuroradiology 1983
S Kudo D P Colley

Aneurysms of the petro us portion of the the internal carotid artery are quite rare, there having been only 20 such examples previously reported [1 -7]. Although some aneurysms have been bilateral, there has been no report of more than one aneurysm ipsilaterally. Historically many of the reported cases were originally diagnosed as glomus jugulare tumors until angiography and / or operation led ...

2008
Luca Bindi Tiziano Catelani Laura Chelazzi Paola Bonazzi

The crystal structure of the mineral lautite (copper arsenic sulfide), CuAsS, previously described as either centrosymmetric [Pnma; Marumo & Nowacki (1964 ▶). Schweiz. Miner. Petro. Mitt.44, 439-454] or noncentrosymmetric [Pna2(1); Craig & Stephenson (1965 ▶). Acta Cryst.19, 543-547], was reinvestigated by means of single-crystal X-ray diffraction. The centrosymmetric structural model reported ...

2012
A. Bulent Koc Mohammad Fereidouni

There is a need for alternative energy sources to petroleum-based fuels due to the depletion of the world’s petroleum reserves, global warming and environmental concerns. Biodiesel is a clean and renewable fuel which is considered to be the best substitution for diesel fuel (Singh & Singh, 2010). Soybean oil is one of the major feedstocks for biodiesel production. According to United States Dep...

Journal: :Journal of Petroleum & Environmental Biotechnology 2013

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