نتایج جستجو برای: melt blending

تعداد نتایج: 23893  

2006
R. Thomas W. Seifert

Fractional crystallization of peraluminous Fand H2O-rich granite magmas progressively enriches the remaining melt with volatiles. We show that, at saturation, the melt may separate into two immiscible conjugate melt fractions, one of the fractions shows increasing peraluminosity and the other increasing peralkalinity. These melt fractions also fractionate the incompatible elements to significan...

2004
K. RIGHTER A. J. CAMPBELL M. HUMAYUN R. L. HERVIG

A series of high temperature experiments was undertaken to study partitioning of several highly siderophile elements (HSE; Ru, Rh, Pd, Re, Os, Ir, Pt and Au) between Cr-rich spinel, olivine, pyroxene and silicate melt. Runs were carried out on a Hawaiian ankaramite, a synthetic eucrite basalt, and a DiAn eutectic melt, at one bar, 19 kbar, and 20 kbar, respectively, in the temperature range of ...

2002
IBNELWALEED A. HUSSEIN

Blends of LLDPE and LDPE combine the favorable mechanical properties of the LLDPE with the ease of processing of LDPE. Yet, the melt rheological consequences of blending LLDPE and LDPE have received far less attention than have linear/linear or linear/ branched blends (1). Previous reports showed that blends of LLDPE/LDPE were either immiscible or partially miscible (2–5). Considering the compo...

2013
James Foadi Pierre Aller Yilmaz Alguel Alex Cameron Danny Axford Robin L. Owen Wes Armour David G. Waterman So Iwata Gwyndaf Evans

The availability of intense microbeam macromolecular crystallography beamlines at third-generation synchrotron sources has enabled data collection and structure solution from microcrystals of <10 µm in size. The increased likelihood of severe radiation damage where microcrystals or particularly sensitive crystals are used forces crystallographers to acquire large numbers of data sets from many ...

2016
Dan Wang Qiaowei Zhang Hongjie Hu Wenming Zhang Renbiao Chen Chi S. Zee Risheng Yu

OBJECTIVE The aim of this study was to investigate the image quality of cerebral dual-energy computed tomography (CT) angiography using a nonlinear image blending technique as compared with the conventional linear blending method in patients with spontaneous subarachnoid hemorrhage (SAH). METHODS A retrospective review of 30 consecutive spontaneous SAH patients who underwent a dual-source, du...

2003
Debbie Danks Rishma Vidyasagar Jason Boulter

Chapter 1. An introduction to the blending process in English word formation 1 1.1 Blending a punderful process 2 1.2 Research on blending 3 1.3 Data gathering the method utilised throughout this research 5 1.4 Background information a brief history of blends 6 1.5 Classifications and definitions of blends 8 1.5.1 Creativity versus productivity 9 1.5.2 Blending and morphology 11 1.5.3 Linguisti...

1997
B y P. B. Kelemen G. Hirth N. Shimizu M. Spiegelman H. J. B. Dick P. B. Kelemen

We review physical and chemical constraints on the mechanisms of melt extraction from the mantle beneath mid-ocean ridges. Compositional constraints from MORB and abyssal peridotite are summarized, followed by observations of melt extraction features in the mantle, and constraints from the physical properties of partially molten peridotite. We address two main issues. (1) To what extent is melt...

2009
David L. Kohlstedt Benjamin K. Holtzman

Melt extraction from the Earth’s mantle requires some form of channelized flow to produce the observed disequilibrium between the crust-forming lavas and their mantle sources. In this review, we discuss the influence of deformation on melt-extraction processes, with an emphasis on the understanding gained from a wide range of laboratory experimental investigations. Rheological properties of par...

2014
Maricarmen Martínez Ulf Krumnack Alan Smaill Tarek Richard Besold Ahmed M. H. Abdel-Fattah Martin Schmidt Helmar Gust Kai-Uwe Kühnberger Markus Guhe Alison Pease

In Cognitive Science, conceptual blending has been proposed as an important cognitive mechanism that facilitates the creation of new concepts and ideas by constrained combination of available knowledge. It thereby provides a possible theoretical foundation for modeling high-level cognitive faculties such as the ability to understand, learn, and create new concepts and theories. Quite often the ...

2007
Joonghyun Ryu Rhohun Park Jeongyeon Seo Chong-Min Kim Hyun-Chan Lee Deok-Soo Kim

Protein consists of a set of atoms. Given a protein, the molecular surface of the protein is defined with respect to a probe approximating a solvent molecule. This paper presents an efficient, as efficient as the realtime, algorithm to triangulate the blending surfaces which is the most critical subset of a molecular surface. For the quick evaluation of points on the surface, the proposed algor...

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