Results 41 to 50 of about 10,140,434 (300)

Grain boundary energy affected initial oxidation on Ni-based superalloy revealed by in situ environmental TEM

open access: yesnpj Materials Degradation
Inconel 718 Ni-based polycrystalline superalloys exhibit excellent mechanical properties, while the type and nature of the grain boundaries are important for their corrosive properties.
Mingzhe Liu   +10 more
doaj   +1 more source

Study on Blast Mitigation Protection of Underground Station Structures Using Phononic Crystals

open access: yesBuildings
Urban subways, as critical strategic spaces, require underground structures with sufficient blast-resistant capabilities. To evaluate the blast resistance performance of underground station structures under ground-level nuclear explosion air shock waves,
Jihu Wu   +5 more
doaj   +1 more source

Structural Invariants, Structural Kinds, Structural Laws [PDF]

open access: yes, 2011
The paper has three parts. In the first part ExtOSR, an extended version of Ontic Structural Realism, will be introduced. ExtOSR considers structural properties as ontological primitives, where structural properties are understood as comprising both ...
Lyre, Holger
core  

Structural, electronic, and optical properties of wurtzite and rocksalt InN under pressure [PDF]

open access: yes, 2010
Structural stability, electronic, and optical properties of InN under high pressure are studied using the first-principles calculations. The lattice constants and electronic band structure are found consistent with the available experimental and ...
Ostrikov, Kostya   +12 more
core   +1 more source

Chemical structural properties of Ashwagandhanolide.

open access: yes, 2022
Chemical structural properties of Ashwagandhanolide.
Kestur Nagaraj Amruthesh (13919494)   +16 more
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Geometric and scale effects on energy absorption of structural composites [PDF]

open access: yes, 2011
PhDThe challenge faced by structural designers is becoming increasingly difficult as the imposed design criteria of energy absorbing structures requires weight reduction of structures without compromising cost and crushing performance.
Zhang, Chi. C., Zhang, Chi C
core   +2 more sources

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Reconstruction of the ZnAl Mixed Oxides Into the Layered Double Hydroxide Catalysts Active in the Aldol Condensation of Furfural: The Role of ZnO Particles

open access: yesFrontiers in Chemistry, 2022
A memory effect is the ability to restore the original, lamellar layered double hydroxide structure. Herein, we have described 1) the changes in the structural and basic properties of ZnAl mixed oxides during their transformation into ZnAl-reconstructed ...
Lada Dubnová   +8 more
doaj   +1 more source

Structural Properties of the Meniscal Roots

open access: yesThe American Journal of Sports Medicine, 2014
Background: Current surgical techniques for meniscal root repair reattach the most prominent, dense portion of the meniscal root and fail to incorporate recently identified peripheral, supplemental attachment fibers. The contribution of supplemental fibers to the biomechanical properties of native meniscal roots
Ellman, Michael B.   +6 more
openaire   +3 more sources

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