reversion
From: The Columbia Encyclopedia, Sixth Edition
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Date: 2008
reversion see atavism .
Author not available, REVERSION.,
The Columbia Encyclopedia, Sixth Edition 2008
The Columbia Encyclopedia, Sixth Edition. Copyright 2008 Columbia University Press
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A chemical for reversion resistant compounding. (Perkalink 900)
Rubber World; 8/1/1995; Datta, R. N. Ivany, M. S.; 3251 words;
Reversion of sulfur based crosslinks continues to be a problem for compounders. To date, no ideal solution has been found to address reversion. With each new solution, has come a compromise; better heat and reversion resistance is generated at the expense of productivity, processing safety and/or ...
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Optimizing tire compound reversion resistance without sacrificing performance characteristics.
Rubber World; 8/1/1997; Datta, R.N. Helt, W.F.; 2493 words;
Reversion is the thermal degradation of sulfidic crosslinks leading ... performance characteristics and/or shorter service life. Reversion of sulfur cured rubber compounds occurs when vulcanizates ... the potential benefits of these approaches to address reversion in tire compounds. Results and discussion ...
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Reversion resistance of engine mounts.(Statistical Data Included)(Technical)
Rubber World; 2/1/2000; Graf, Hans-Joachim Sayej, Ed; 3196 words;
Reversion is defined as the softening and weakening of natural ... been continued too long (ref. 1). In some literature, reversion also includes the deterioration of physical properties ... diene rubbers and blends of NR with other diene rubbers. Reversion narrows the cure window of processing, thus ...
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Agent hikes cure temperatures, reduces reversion.(sulfur-cured rubber compounds)(Brief Article)
Rubber & Plastics News; 1/14/2002; Kleiner, Thomas Neilsen, J. Weidenhaupt, H.J. Jeske, W. Buding, H.; 2954 words;
Reversion, or the anaerobic breakdown and rearrangement of polysulfidic ... that contain relatively high levels of natural rubber. Reversion can be caused either by unavoidable overcure of thick ... service (e.g. flexing of tire sidewalls). The extent of reversion not only depends on the cure system (sulfur, ...
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Vulcanizing system improves reversion resistance.
Rubber & Plastics News; 5/18/1998; Johansson, Anders Frueh, Thomas; 2661 words;
Executive summary Reversion, the softening and weakening of natural ... curing times required to minimize reversion have an adverse effect on production ... that greatly reduces the degree of reversion in NR stocks, subsequently increasing ...
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The alpha prime to Delta reversion transformation in Pu-Ga alloys
JOM; 9/1/2003; Schwartz, D S; Mitchell, J N; Pete, D V; Ramos, M; 2138 words;
The [alpha]' [arrow right][delta] reversion transformation in stabilized [delta ... calorimetry. The [alpha]' [arrow right][delta] reversion was observed to occur as a series of ... endothermic [alpha]' [arrow right][delta] reversion transformation was estimated to be approximately ...
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A New Reversion Assay for Measuring All Possible Base Pair Substitutions in Saccharomyces cerevisiae
Genetics; 7/1/2005; Williams, Teresa-Marie; Fabbri, Rebecca M; Reeves, Jason W; Crouse, Gray F; 2616 words;
ABSTRACT A TRP5-based reversion system that allows the rates of all ... mutation and repair studies in yeast. REVERSION assays that can detect specific base ... possible base pair substitutions by reversion of various point mutations at the ...
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ANTI-REVERSION AGENTS WORK TOGETHER.
Rubber & Plastics News; 3/22/1999; Kuebler, Thomas P.; 1518 words;
Delay of the onset of reversion of natural rubber compounds is a long ... after goal of the tire compounder. Reversion can contribute to the premature failure ... that build up extreme heat causing reversion of the compounds. In the past few ...
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A Toxic Mutator and Selection Alternative to the Non-Mendelian RNA Cache Hypothesis for hothead Reversion
Plant Cell; 11/1/2005; Comai, Luca; Cartwright, Reed A; 2167 words;
... and colleagues observed frequent true reversion of hothead (hth) mutations of Arabidopsis ... indiscriminate changes, thereby increasing the reversion rate of hth, was discounted because reverted ... allele would be expected from the ~5% hth reversion rate. These genetic instabilities were ...
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The real truth about home reversions.
Money Management; 2/1/2007; 740 words;
When clients enter into a home reversion plan they are completing two simultaneous ... To appreciate the real value of a home reversion plan it is crucial that advisers and ... source of most concerns. While the home reversion provider pays the homeowner a lump sum ...
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New rules for home reversions.
Investors Chronicle; 4/5/2007; 820 words;
... Authority (FSA) takes on regulation of home-reversion plans. And, under new rules, if an unauthorised ... authorised, invests directly in a home-reversion plan - by buying a property from a homeowner ... committing a criminal offence. How do home-reversion plans work? Home-reversion plans are ...
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Government capitulates on equity release After years of pressure, the Treasury has finally agreed that home reversion plans should be regulated by the FSA. Rosemary Gallagher reports
The Sunday Telegraph London; 5/16/2004; by Rosemary Gallagher; 900 words;
... Government that it would allow home reversion schemes to be regulated by the Financial ... mortgage regulation from this October, reversion schemes were governed by rules appropriate ... they die or move into a care home. Home reversions involve selling part or all of a property ... Treasury, said on Monday: ...
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&type=1 "The Independent (London, England)")
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How to cash in on your home as time goes by; The regulation of reversion plans will make it easier to avoid the cowboys says James Daley.(Business)
The Independent (London, England); 5/15/2004; Daley, James; 744 words;
... Treasury finally agreed to regulate the home reversion equity release market. Reversion plans allow the elderly to raise cash by selling ... property once you die. The idea of leaving reversion plans unregulated made little sense. It gave ...
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Treasury gets views on home reversion.(United Kingdom. Treasury)(Estates (Law))
Financial Adviser; 2/19/2004; 351 words;
... consultation into regulation of home reversion plans that closed last week. The six ... consultation was prompted by concerns that home reversion schemes would not be covered by FSA regulation ... told the government it should put home reversion schemes under the FSA umbrella. Ed Mayo ...
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Clear message to the FSA: you must regulate reversion schemes If not, the Treasury is warned, the whole equity release industry will be discredited, writes Liz Dolan
The Sunday Telegraph London; 2/15/2004; Liz Dolan; 925 words;
HOME reversion schemes must be regulated by the Financial ... unregulated, disaster will follow. Home reversion schemes enable people to raise cash by ... Mervyn Kohler of Help the Aged. "If home reversion schemes remain unregulated, there is ...
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Hundreds of thousands protest in Hong Kong for democracy.(World)
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Economic History and the "New Economy".
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