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Skip to Search Results- 3Fragmentation
- 1Brittle
- 1Carbon-Silicon Bond
- 1Conjugate Addition
- 1Constitutive modeling
- 1Dynamic compression
- 2Hogan, James D.
- 1Chapman, David J.
- 1Clive, Derrick L. J.
- 1Eakins, Daniel
- 1Farbaniec, Lukasz
- 1Hurley, Ryan C.
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Conversion of cycloalk-2-enones into 2-methylcycloalkane-1,3-diones - Assessment of various Tamao-Fleming procedures and mechanistic insight into the use of the Me3SiMe2Si unit.
Download2016-01-01
Yu, Goujun, Clive, Derrick L. J.
Conjugate addition of Me3SiMe2SiLi to cycloalk-2-en-1-ones, ketalization, Tamao-Fleming oxidation (Bu4NF, then H2O2, KHCO3), TPAP oxidation and acid hydrolysis generates 2-methyl cycloalkane-1,3-diones. Ketalization is needed in order to prevent addition of Me3Si- to the carbonyl. The...
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In-situ visualisation of dynamic fracture and fragmentation of an L-type ordinary chondrite by combined synchrotron X-ray radiography and microtomography
Download2021-05-01
Farbaniec, Lukasz, Chapman, David J., Patten, Jack R.W., Smith, Liam C., Hogan, James D., Rack, Alexander, Eakins, Daniel
The relationship between the dynamic mechanical properties of stony meteorites and their microstructures was investigated in-situ for an L-type ordinary chondrite using a split-Hopkinson pressure bar apparatus and ultra-high speed phase-contrast X-ray radiography at the European Synchrotron...
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2020-01-01
Hurley, Ryan C., Hogan, James D.
The Army Research Office funded an invitation-only workshop entitled “Identifying Mathematical Challenges Associated with Failure of Brittle Materials” at the Johns Hopkins University, Maryland on May 20–21, 2019. The workshop brought together mathematicians, statisticians, and mechanics of...