Results 41 to 50 of about 1,212,847 (234)

Cooling‐dominated cracking in thermally stressed volcanic rocks

open access: yes, 2016
Most studies of thermally induced cracking in rocks have focused on the generation of cracks formed during heating and thermal expansion. Both the nature and the mechanism of crack formation during cooling are hypothesized to be different from those ...
John Browning   +2 more
semanticscholar   +1 more source

Relationship between solidification microstructure and hot cracking susceptibility for continuous casting of low-carbon and high-strength low-alloyed steels: A phase-field study [PDF]

open access: yes, 2013
© The Minerals, Metals & Materials Society and ASM International 2013Hot cracking is one of the major defects in continuous casting of steels, frequently limiting the productivity.
A. Choudhury   +40 more
core   +1 more source

The mechanism of pyridine hydrogenolysis on molybdenum-containing catalysts : III. Cracking, hydrocracking, dehydrogenation and disproportionation of pentylamine [PDF]

open access: yes, 1974
The conversion of pentylamine on a MoO3-Al2O3 catalyst was studied between 250 and 350 °C, at various hydrogen pressures. The reactions observed were cracking to pentene and ammonia, hydrocracking to pentane and ammonia, dehydrogenation to pentanimine ...
Mars, P., Sonnemans, J.
core   +2 more sources

How Does Silo Storage Time Affect Pavement Durability in Cold Weather Climates? [PDF]

open access: yes, 2016
One of the most significant problems in asphalt pavements in cold weather climates like New England is thermal cracking. Thermal cracks allow water to penetrate into a pavement, significantly weakening the entire structure which necessitates expensive ...
DeCarlo, Christopher
core   +2 more sources

Role of hydrogen chloride in hot salt stress corrosion cracking of titanium aluminum alloys [PDF]

open access: yes, 1967
Hot salt stress corrosion cracking of titanium aluminum alloys in presence of anhydrous hydrogen ...
Louthan, M. R., Jr., Ondrejcin, R. S.
core   +2 more sources

Corrosion induced cracking modelled by a coupled transport-structural approach [PDF]

open access: yes, 2017
Transport of corrosion products into pores and cracks in concrete must be considered when predicting corrosion induced cracking in reinforced concrete structures, since this transport significantly delays the onset of cracking and spalling by reducing ...
Fahy, Caroline   +3 more
core   +3 more sources

Shell Cracking In Investment Casting with Laser Stereolithography Patterns [PDF]

open access: yes, 1998
This paper presents an investigation of ceramic shell cracking during the burnout process in investment casting with internally webbed laser stereolithography patterns.
Leu, Ming C., Yao, W. L.
core   +2 more sources

Sound speeds, cracking and the stability of self-gravitating anisotropic compact objects [PDF]

open access: yes, 2007
Using the concept of cracking we explore the influence that density fluctuations and local anisotropy have on the stability of local and non-local anisotropic matter configurations in general relativity.
H. Abreu, H. Hernández, L. Núñez
semanticscholar   +1 more source

Cracks in rubber

open access: yesInternational Journal of Solids and Structures, 2008
AbstractThe onset of crack propagation in rubber is studied computationally by using the softening hyperelasticity approach. The basic idea underlying the approach is to limit the capability of a material model to accumulate energy without failure. The latter is done by introducing a limiter for the strain energy density, which results from atomic ...
Pavel A. Trapper, Konstantin Y. Volokh
openaire   +2 more sources

On utilization of elliptical rings in assessing cracking tendency of concrete [PDF]

open access: yes, 2014
A new experimental method by utilizing elliptical rings to replace circular rings recommended by ASTM and AASHTO was explored for assessing cracking potential of concrete and other cement-based materials under restrained condition.
Dong, W, Oladiran, OG, Zhou, X
core   +3 more sources

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