Results 211 to 220 of about 30,077 (264)

Heterogeneous microstructural changes of the cervix influence cervical funneling

Acta Biomaterialia, 2021
The cervix acts as a dynamic barrier between the uterus and vagina, retaining the fetus during pregnancy and allowing birth at term. Critical to this function, the physical properties of the cervix change, or remodel, but abnormal remodeling can lead to preterm birth (PTB).
A. Ostadi Moghaddam   +6 more
openaire   +2 more sources

Microstructural heterogeneity and the fracture toughness of bone

Journal of Biomedical Materials Research, 2000
Age-related changes in the skeleton often lead to an increase in the susceptibility of bone to fracture. The purpose of this study was to determine whether differences in material properties between the osteonal and interstitial regions of bone have an effect on bone fracture properties.
J B, Phelps   +3 more
openaire   +2 more sources

Plasticity in Materials with Heterogeneous Microstructures

Metallurgical and Materials Transactions A, 2016
The heterogeneous microstructure has a predominant effect on the mechanical behavior of polycrystalline material. In most instances, a homogenized parameter such as mean grain size is used to describe and to represent the microstructure. However, these models do not account for a measure of heterogeneity in the grain size and grain shape distributions.
Hao Lyu   +3 more
openaire   +1 more source

Microstructured Reactors in Heterogenous Catalysis

Chemical Engineering & Technology, 2007
AbstractA number of heterogeneously catalyzed reactions, mainly gas‐phase reactions, have been performed previously at a laboratory scale and a successful proof of concept was achieved. Since the beginning of this century, there has been a shift in focus on the transfer from laboratory scale to production scale.
E. Klemm   +3 more
openaire   +1 more source

Modelling heterogeneous microstructures in superplasticity

Proceedings of the Royal Society of London. Series A: Mathematical, Physical and Engineering Sciences, 1999
The authors present a model for deformations of materials with heterogeneous microstructure, which is based on the constitutive description of superplastic deformations. The distribution of grain sizes, their evolution etc. are used by the definition of state variables.
Kim, T.-W., Dunne, F. P. E.
openaire   +2 more sources

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