Search results | J. Murrey Atkins Library

Title: A comprehensive study of the microstructure and mechanical behavior of HCP-based multilayered nanofilms
Author: Lu, Yuanyuan
Date Created: 2014
Description: Metallic multilayer films with the individual layer thickness h decreased to submicron or even less have attracted a great deal of attention over the past decades because of their impressive mechanical properties, especially the high strength. Mos...

Title: A comprehensive study of the microstructure and mechanical behavior of HCP-based multilayered nanofilms
Author: Lu, Yuanyuan
Date Created: 2014
Description: Metallic multilayer films with the individual layer thickness h decreased to submicron or even less have attracted a great deal of attention over the past decades because of their impressive mechanical properties, especially the high strength. Mos...

Title: A comprehensive study of the microstructure and mechanical behavior of HCP-based multilayered nanofilms
Author: Lu, Yuanyuan
Date Created: 2014
Subjects--Topical: Mechanical engineering, Materials science
Description: Metallic multilayer films with the individual layer thickness h decreased to submicron or even less have attracted a great deal of attention over the past decades because of their impressive mechanical properties, especially the high strength. Mos...

Title: COMPARATIVE STUDY OF THE EFFECT OF IMPURITIES ON THE DUCTILITY OF TANTALUM AND TUNGSTEN BASED ON ATOMISTIC AND FIRST PRINCIPLES CALCULATIONS
Author: Pan, Zhiliang
Date Created: 2012
Description: Tungsten and tantalum are neighbors in the Periodic Table of the Elements and, as refractory metals, both have very high melting points (tungsten: 3422oC, tantalum: 2996oC). However, the ductility of the two metals is quite different especially at...

Title: COMPARATIVE STUDY OF THE EFFECT OF IMPURITIES ON THE DUCTILITY OF TANTALUM AND TUNGSTEN BASED ON ATOMISTIC AND FIRST PRINCIPLES CALCULATIONS
Author: Pan, Zhiliang
Date Created: 2012
Description: Tungsten and tantalum are neighbors in the Periodic Table of the Elements and, as refractory metals, both have very high melting points (tungsten: 3422oC, tantalum: 2996oC). However, the ductility of the two metals is quite different especially at...

Title: COMPARATIVE STUDY OF THE EFFECT OF IMPURITIES ON THE DUCTILITY OF TANTALUM AND TUNGSTEN BASED ON ATOMISTIC AND FIRST PRINCIPLES CALCULATIONS
Author: Pan, Zhiliang
Date Created: 2012
Subjects--Topical: Mechanical engineering, Materials science
Description: Tungsten and tantalum are neighbors in the Periodic Table of the Elements and, as refractory metals, both have very high melting points (tungsten: 3422oC, tantalum: 2996oC). However, the ductility of the two metals is quite different especially at...

Title: COMPRESSIVE BEHAVIOR OF BULK METALLIC GLASS UNDER DIFFERENT CONDITIONS - COUPLED EFFECT OF TEMPERATURE AND STRAIN RATE
Author: Yin, Weihua
Date Created: 2013
Description: Metallic glass was rst reported in 1960 by rapid quenching of Au-Si alloys. But, due to the size limitation, this material did not attract remarkable interest until the development of bulk metallic glasses (BMGs) with specimen sizes in excess of 1...

Title: COMPRESSIVE BEHAVIOR OF BULK METALLIC GLASS UNDER DIFFERENT CONDITIONS - COUPLED EFFECT OF TEMPERATURE AND STRAIN RATE
Author: Yin, Weihua
Date Created: 2013
Subjects--Topical: Mechanical engineering, Materials science
Description: Metallic glass was rst reported in 1960 by rapid quenching of Au-Si alloys. But, due to the size limitation, this material did not attract remarkable interest until the development of bulk metallic glasses (BMGs) with specimen sizes in excess of 1...

Title: Correction of the post-necking True Stress-Strain data using Instrumented Nanoindentation
Author: Romero Fonseca, Ivan
Date Created: 2014
Description: The study of large plastic deformations has been the focus of numerous studies particularly in the metal forming processes and fracture mechanics fields. A good understanding of the plastic flow properties of metallic alloys and the true stresses ...

Title: Correction of the post-necking True Stress-Strain data using Instrumented Nanoindentation
Author: Romero Fonseca, Ivan
Date Created: 2014
Subjects--Topical: Mechanical engineering, Materials science
Description: The study of large plastic deformations has been the focus of numerous studies particularly in the metal forming processes and fracture mechanics fields. A good understanding of the plastic flow properties of metallic alloys and the true stresses ...

Title: EFFECTS OF GRAIN SIZE ON THE QUASI-STATIC MECHANICAL PROPERTIES OF ULTRAFINE-GRAINED AND NANOCRYSTALLINE TANTALUM
Author: Ligda, Jonathan
Date Created: 2013
Description: The increase in strength due to the Hall-Petch effect, reduced strain hardening capacity, a reduced ductility, and changes in deformation mechanisms are all effects of reducing grain size (d) into the ultrafine-grained (UFG, 100 5.3 mm show a dra...

Title: EFFECTS OF GRAIN SIZE ON THE QUASI-STATIC MECHANICAL PROPERTIES OF ULTRAFINE-GRAINED AND NANOCRYSTALLINE TANTALUM
Author: Ligda, Jonathan
Date Created: 2013
Description: The increase in strength due to the Hall-Petch effect, reduced strain hardening capacity, a reduced ductility, and changes in deformation mechanisms are all effects of reducing grain size (d) into the ultrafine-grained (UFG, 100 5.3 mm show a dra...

Title: EFFECTS OF GRAIN SIZE ON THE QUASI-STATIC MECHANICAL PROPERTIES OF ULTRAFINE-GRAINED AND NANOCRYSTALLINE TANTALUM
Author: Ligda, Jonathan
Date Created: 2013
Subjects--Topical: Materials science, Nanoscience
Description: The increase in strength due to the Hall-Petch effect, reduced strain hardening capacity, a reduced ductility, and changes in deformation mechanisms are all effects of reducing grain size (d) into the ultrafine-grained (UFG, 100 5.3 mm show a dra...

Title: Effect of confined rolling on structure-property relationships of Mg-Al alloys.
Author: Krishnan, Pavitra
Date Created: 2021
Subjects--Topical: Materials science
Description: High performance, light weight alloys are need-of-the particularly in the defense, automotive and aerospace sectors. Magnesium is a prime candidate since it is the lightest structural metal having a mass density of 1.74g/cm3 and is the sixth most ...

Title: MECHANICAL BEHAVIOR AND DEFORMATION MECHANISM IN LIGHT METALS AT DIFFERENT STRAIN RATES
Author: Shen, Jianghua
Date Created: 2015
Description: ABSTRACTJIANGHUA SHEN. Mechanical behavior and deformation mechanism in light metals at different strain rates. (Under the direction of Dr. QIUMING WEI)Developing light metals that have desirable mechanical properties is always the object of the e...

Title: MECHANICAL BEHAVIOR AND DEFORMATION MECHANISM IN LIGHT METALS AT DIFFERENT STRAIN RATES
Author: Shen, Jianghua
Date Created: 2015
Description: ABSTRACTJIANGHUA SHEN. Mechanical behavior and deformation mechanism in light metals at different strain rates. (Under the direction of Dr. QIUMING WEI)Developing light metals that have desirable mechanical properties is always the object of the e...

Title: MECHANICAL BEHAVIOR AND DEFORMATION MECHANISM IN LIGHT METALS AT DIFFERENT STRAIN RATES
Author: Shen, Jianghua
Date Created: 2015
Subjects--Topical: Mechanical engineering, Mechanics, Materials science
Description: ABSTRACTJIANGHUA SHEN. Mechanical behavior and deformation mechanism in light metals at different strain rates. (Under the direction of Dr. QIUMING WEI)Developing light metals that have desirable mechanical properties is always the object of the e...

Title: Processing and properties of materials with or without adiabatic shear susceptibility
Author: Chen, Xiaoxue
Date Created: 2018
Description: In this dissertation, two topic areas related to adiabatic shear banding (ASB) phenomenon were studied. Body centered cubic (BCC) metals and alloys may exhibit ASB under uniaxial high strain rate compression if the grain size is refined into the u...

Title: Processing and properties of materials with or without adiabatic shear susceptibility
Author: Chen, Xiaoxue
Date Created: 2018
Subjects--Topical: Mechanical engineering, Materials science
Description: In this dissertation, two topic areas related to adiabatic shear banding (ASB) phenomenon were studied. Body centered cubic (BCC) metals and alloys may exhibit ASB under uniaxial high strain rate compression if the grain size is refined into the u...

Title: The Influence of Reinforcement Size on the Microstructure and Mechanical Behavior of a Nanostructured Aluminum-Based Metal Matrix Composite
Author: Behm, Nathan
Date Created: 2015
Description: With increased availability and growing commercial applications, aluminum- based metal matrix composites show promise as high specific strength structural materials. Before they can be implemented however, they require thorough characterization an...