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diffusion
diffuse
The Concise Oxford Dictionary of English Etymology
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1996
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© The Concise Oxford Dictionary of English Etymology 1996, originally published by Oxford University Press 1996. (Hide copyright information)
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diffuse †confused, indistinct XV; opp. of
confined and
condensed XVIII. — F.
diffus (fem.
-use) or L.
diffūsus extensive, ample, prolix, pp. of
diffundere pour out, f.
DIF- +
fundere pour.
So
diffuse vb. XVI. f.
diffūs-, pp. stem of L.
diffundere.
diffusion †outpouring XIV; spreading abroad XVI; permeation of a fluid by another XVIII. — L.
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Anomalous Diffusion of Proteins Due to Molecular Crowding
Magazine article from: Biophysical Journal; 11/1/2005; ; 700+ words
; ABSTRACT We have studied the diffusion of tracer proteins in highly concentrated...spectroscopy, we measured the anomalous diffusion exponent a characterizing the dependence...945;^. We observed that the diffusion of proteins in dextran solutions...
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Diffusion Raises $6 Million in Latest Funding; Canaan Partners Added as New Investor.
Business Wire; 5/11/1998; 700+ words
; ...BUSINESS WIRE)--May 11, 1998--Diffusion, Inc., developer of client communications...Capital and Matrix Partners. Jim Gagnard, Diffusion president and CEO, said the money will...there has been strong early interest in Diffusion Server as an information-delivery vehicle...
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Diffusion Becomes HP "Covision" Ally, Inks Reseller Pact With HP Reseller Inacom Professional Services.
Business Wire; 6/22/1998; 700+ words
; ...BUSINESS WIRE)--June 22, 1998--The Diffusion Server, an enterprise-level client...products. Under an agreement signed with Diffusion, Inc., Inacom Professional Services...organization of Inacom Corp., will resell the Diffusion Server in combination with HP computer...
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Diffusion of innovations theory for alcohol, tobacco, and drugs.(Editorial)
Magazine article from: Journal of Alcohol & Drug Education; 4/1/2008; ; 700+ words
; ...than hundred years have passed since the diffusion of innovations theory originated. But...published (Rogers, 2003). The hallmark of diffusion of innovations theory is that it deals...adoption by people in a systematic manner. Diffusion of innovations theory is an effective...
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Diffusion of Au in the Intermetallic Compound Ti^sub 3^Al
Magazine article from: Metallurgical and Materials Transactions; 12/1/2009; ; 700+ words
; The Au diffusion in the Ti^sub 3^Al compound was investigated...from 25 to 35 at. pct Al by using the diffusion couples (Ti-X at. pct Al/Ti-X...32, and 35) at 1273 to 1423 K. The diffusion coefficients of Au in Ti^sub 3^Al...
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Diffusion indexes of industrial production.
Newspaper article from: Federal Reserve Bulletin; 7/1/1991; 700+ words
; Diffusion Indexes of Industrial Production Beginning...Federal Reserve will resume publication of diffusion indexes of industrial production (IP...Production and Capacity Utilization; diffusion indexes previously were published from...
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Diffusion Energizes Web Sites With Multiple Delivery Media
PR Newswire; 11/10/1997; 700+ words
; Diffusion Information Delivery Server 2.0 Leverages All Enterprise...MOUNTAIN VIEW, Calif., Nov. 10 /PRNewswire/ -- Diffusion, Inc. today announced the availability of Diffusion Server 2.0, the first information delivery server...
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Diffusion Raises $5.1 Million in Third Round Funding
PR Newswire; 3/17/1997; 700+ words
; ...Calif., March 17 /PRNewswire/ -- Diffusion, Inc. -- developer of IntraExpress...of Brentwood to the investor roster at Diffusion and brings the total capital invested...said Jim Gagnard, president and CEO of Diffusion. "Brentwood is a quality venture capital...
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Diffusion studies in the (beta)(B(2)), (beta') (Bcc), and (gamma)(FCC) Fe-Ni-Al alloys at 1000 (degree C)
Magazine article from: Metallurgical and Materials Transactions; 11/1/2002; ; 700+ words
; Diffusion studies were carried out in the Fe...system at 1000deg C with solid-solid diffusion couples assembled with Beta (132...phase alloys for the development of diffusion structures, diffusion paths, and for...
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Diffusion MRI: Overview and clinical applications in neuroradiology
Magazine article from: Applied Radiology; 11/1/2005; ; 700+ words
; Clinical diffusion neuroimaging, introduced in the early...Numerous pitfalls in the interpretation of diffusion images have also become apparent, necessitating...understanding of the physical basis of diffusion MR imaging. Technical aspects of diffusion...
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Diffusion Theory
Encyclopedia entry from: Encyclopedia of Public Health
DIFFUSION THEORY Research on the diffusion of innovations model began with the Bryce Ryan and Neal C. Gross investigation (1943) of the diffusion of hybrid seed corn among Iowa farmers. By 1941, about thirteen...
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Diffusion
Encyclopedia entry from: The Gale Encyclopedia of Science
Diffusion Diffusion is the movement of molecules along a concentration gradient, from an area of high concentration to one of low concentration. Diffusion proceeds until the two concentrations are equal. Diffusion occurs...
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diffusion
Book article from: The Columbia Encyclopedia, Sixth Edition
diffusion in chemistry, the spontaneous migration...regions where their concentration is low. Diffusion is important in many life processes...the motion of molecules, the rate of diffusion of molecules out of any region in a substance...
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Knowledge, Diffusion of
Encyclopedia entry from: International Encyclopedia of the Social Sciences
Knowledge, Diffusion of Diffusion suggests a drop of color in water, spreading until uniformly...can diffuse until “ everybody knows. ” Diffusion is less specific than communication, and seems driven by the...
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Agar Diffusion
Book article from: World of Microbiology and Immunology
Agar diffusion Agar diffusion refers to the movement of molecules through the matrix that is formed...concentration of the molecule. This phenomenon forms the basis of the agar diffusion assay that is used to determine the susceptibility or resistance...
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