Colposcopy of the Atypical Transformation Zone

Author(s):  
Joseph Monsonego
Keyword(s):  

A phase change may hinder or enhance convection, depending on its characteristics. Univariant transformations such as may occur in the mantle constitute a barrier to convection unless the motion starts at some distance above or below the transition level; an initial temperature gradient in excess of the adiabatic value is also required. Multivariant transformations only require, in the transformation zone, an initial gradient slightly greater than the adiabatic value for a homogeneous layer. The effect on convection of transformation rates is not likely to be serious.


2012 ◽  
Vol 102 (9) ◽  
pp. 757 ◽  
Author(s):  
Firdousi Kabir ◽  
Cyril Van Gelderen ◽  
James McIntyre ◽  
Pam Michelow ◽  
Dianne Turton ◽  
...  

2000 ◽  
Vol 182 (3) ◽  
pp. 516-520 ◽  
Author(s):  
Dannie J. Gentry ◽  
Michael S. Baggish ◽  
Kim Brady ◽  
Peggy M. Walsh ◽  
Melanie S. Hungler

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