Results 71 to 80 of about 7,386,157 (241)

Indirect Tensile Test of Layered Marble and Analysis of Fracture Morphology and Mechanism

open access: yes工程科学与技术, 2014
:With the aid of MTS815,large scale laser profilometer and SEM testing system,indirect tensile tests,fractography and meso fracture mechanism analysis were carried out on layered marbles taken from transportation tunnel of JinpinⅡ hydropower station ...
裴建良, 苏立, 刘建锋, 左建平
doaj  

Azobenzene's Cross‐Scale Optics and Photonics: Molecular Photoswitching, Mesoscopic Material Motions, and Adaptive Devices

open access: yesAdvanced Materials, EarlyView.
Azobenzene photoswitches translate molecular‐scale E/Z photoisomerization into macroscopic material responses and device‐level photonic functions. This Review highlights how azobenzene research has evolved from molecular photochemistry to photoalignment, mass migration, photomechanics, and heat release, ultimately enabling holography, reconfigurable ...
Heeju Son   +20 more
wiley   +1 more source

Pulsed Laser‐Assisted Phase Engineering of Multimetallic Colloidal Nanocrystals With Complex Compositions

open access: yesAdvanced Materials, EarlyView.
The engineering of colloidal nanocrystals with complex compositions has emerged as a highly active area of research within nanomaterials science. This review covers key aspects of colloidal solid‐solution nanocrystal formation using pulsed laser irradiation.
Marina T. Candela   +4 more
wiley   +1 more source

EVALUATION OF THE FATIGUE BEHAVIOR OF STONE MASTIC ASPHALT MODIFIED BY DOMESTIC WASTE BIO-ASPHALT

open access: yesJournal of Engineering and Sustainable Development, 2018
This paper presents the results of a laboratory study based, upon evaluating the fatigue characteristics of Stone Matrix Asphalt (SMA) Mixtures using different percent of bio-oil produced from pyrolysis process of house hold waste.
Sady Abd Tayh   +3 more
doaj   +1 more source

Engineering the Assembly Freedom of Donor–Acceptor Type Self‐Assembled Monolayers Toward Efficient and Stable Flexible Perovskite Photovoltaics

open access: yesAdvanced Materials, EarlyView.
Assembly freedom engineering breaks the vertical alignment constraint of donor–acceptor self‐assembled monolayers, tuning their assembly freedom to achieve quasi‐random molecular orientation. This strategy simultaneously boosts interfacial charge transport and mechanical robustness, enabling high‐efficiency and mechanically stable flexible perovskite ...
Biao Zhou   +9 more
wiley   +1 more source

Reinforcement of Asphalt Concrete by Polyester Fibers to Improve Flexural Bending Fatigue Resistance

open access: yesJournal of Engineering, 2015
Reinforcing asphalt concrete with polyester fibers considered as an active remedy to alleviate the harmful impact of fatigue deterioration. This study covers the investigation of utilizing two shapes of fibers size, 6.35 mm by 3.00 mm and 12.70 mm by 3 ...
Mohammed Qadir Ismael, Hiba M. Al-Taher
doaj   +2 more sources

Test Submission

open access: yes, 2021
This is a sample submission generated by Vireo to test the repository deposit features.Test ...
Submitter, Test
core  

Transient Cytoskeletal Anisotropy Encodes Short‐Term Mechanical Memory in Glioblastoma Cells

open access: yesAdvanced Materials, EarlyView.
The same mechanical deformation can produce distinct cytoskeletal states depending on loading history. Experiments and constitutive modeling reveal that transient actin–vimentin anisotropy stores mechanical information and governs short‐term mechanical memory in glioblastoma cells.
Clara Gomez‐Cruz   +5 more
wiley   +1 more source

Effective statistical models for prediction of the tensile strength of rocks

open access: yesKuwait Journal of Science
This study investigated the relationships between indirect and direct tensile strength values of rocks using regression analysis. The uniaxial tensile strength (UTS) values of nine distinct rock specimens were ascertained, after which assessments were ...
Tamer Efe   +4 more
doaj   +1 more source

The effects of using recycled concrete on fatigue behavior of hot mix asphalt

open access: yesJournal of Civil Engineering and Management, 2014
Fatigue cracking is the main form of structural damage in flexible pavements. Under the action of repeated vehicular loading, deterioration of the asphalt concrete materials in pavements caused by the accumulation and growth of the micro and macro cracks
Fereidoon Moghadas Nejad   +2 more
doaj   +1 more source

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