Results 111 to 120 of about 385,664 (280)

Molecular Dynamics Simulation of Temperature and Ti Volume Fraction on Compressive Properties of Ti/Al Layered Composites

open access: yesMetals
Based on molecular dynamics simulation, this work investigated the influences of temperature and Ti volume fractions on the compressive deformation of Ti/Al layered composites.
Shuqin Chen   +5 more
doaj   +1 more source

Microstructural Evolution and Compressive Properties of Two-Phase Nb-Fe Alloys Containing the C14 Laves Phase NbFe2 Intermetallic Compound

open access: yesHigh Temperature Materials and Processes, 2016
Microstructural evolution and compressive properties of two-phase Nb-Fe binary alloys based on the C14 Laves phase NbFe2 were characterized at both the hypo- and hypereutectic compositions.
Li K. W.   +5 more
doaj   +1 more source

The complex binder based on Portland cement andash-and-slag wastes from thermal power stations [PDF]

open access: yes, 2019
Increase in the balance of boiler and furnace fuel of the energy sector of the Republic of Belarus the proportion of own energy resources (milling peat and wood chips) places priority on resolving the issues of utilization of ash-and-slag wastes and ...
Vysotskaya, Maryia
core  

Unique Performance Considerations for Printable Organic Semiconductor and Perovskite Radiation Detectors: Toward Consensus on Best Practice Evaluation

open access: yesAdvanced Functional Materials, EarlyView.
A lack of standard approaches for testing and reporting the performance of metal halide perovskites and organic semiconductor radiation detectors has resulted in inconsistent interpretation of performance parameters, impeding progress in the field. This Perspective recommends key metrics and experimental details, which are suggested for reporting in ...
Jessie A. Posar   +8 more
wiley   +1 more source

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

Effect of structure design on compressive properties and energy absorption behavior of ordered porous aluminum prepared by rapid casting

open access: yesMaterials & Design, 2019
In this study, ordered porous aluminum specimens with four different cubic structures, i.e. basic truss structure, high density truss structure, strengthened truss structure and graded truss structure, were fabricated by rapid casting combining the ...
Han Wang, Yu Fu, Mingming Su, Hai Hao
doaj   +1 more source

Ab Initio Study on 3D Anisotropic Ferroelectric Switching Mechanism and Coercive Field in HfO2 and ZrO2

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers a new switching mechanism in HfO2 and ZrO2, where the absence of a non‐polar layer along the a‐direction induces interaction between polar layers. Consequently, the switching barriers for growth are lower than those for nucleation in this direction, leading to a size‐dependent coercive field that matches experimental observations ...
Kun Hee Ye   +6 more
wiley   +1 more source

Preparation of Al2O3/Cu porous composites by combination of solution combustion synthesis and powder metallurgy method

open access: yesFenmo yejin jishu
Al2O3/Cu composite powders were prepared by solution combustion synthesis and hydrogen reduction method using copper nitrate, aluminum nitrate, glucose, and urea as the raw materials.
YANG Teng   +5 more
doaj   +1 more source

Kesediaan bakal guru DPLI terhadap kursus elektromekanikal untuk mengajar di sekolah menengah: kajian di UTHM [PDF]

open access: yes, 2013
Perkembangan pendidikan begitu pesat, mencabar dan canggih, memerlukan perhatian serius dalam kalangan guru. Maka tugas sebagai bakal guru di Malaysia kini kian mencabar. Oleh yang demikian kajian ini dijalankan khusus untuk mengenal pasti kesediaan
Nordin, Norhuzayanti
core  

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

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