Results 61 to 70 of about 85,219 (303)

Pyramidal Structures on Yttria‐Stabilized Zirconia after High Temperature Exposure at 1500°C: New Features on an Old Material

open access: yesAdvanced Engineering Materials, EarlyView.
New features on yttria‐stabilized zirconia after exposure at 1500°C: Newly discovered pyramidal structures on an old material. After exposure at 1550°C on the cross section of YSZ new features, namely pyramidal structures are discovered. These structures grow with time, increase in numbers, appear as singularities, are often arranged in strings, and ...
Doris Sebold   +2 more
wiley   +1 more source

Technical scheme and application of pressure-relief gas extraction in multi-coal seam mining region

open access: yesInternational Journal of Mining Science and Technology, 2018
A pressure relief gas extraction technical model of a typical mining area is proposed based on coal and gas simultaneous extraction theory. Flac3D was employed to model vertical stress and displacement contour plot characteristics of non-outburst coal ...
Chang Xiaocun, Tian Hui
doaj   +1 more source

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

Who gets debt relief ? [PDF]

open access: yes
The authors use preliminary results from an ongoing effort to construct estimates of debt relief to study its allocation across a sample of 62 low-income countries.
Kraay, Aart, Chauvin, Nicolas Depetris
core  

Factors Affecting the Participation of Non-governmental Organizations in Flood Crisis Management in Iran: A Qualitative Study [PDF]

open access: yesدانش پیشگیری و مدیریت بحران
Background and objective The role of public participation in managing natural crises, including floods, is evident, and the government will incur many costs without utilizing the potential of non-governmental organizations (NGOs).
Alireza Sanatkhah
doaj  

Development and present situation of support theory and technology in coal mine roadway in China

open access: yes矿业科学学报, 2020
Roadway support theory and technology is the core research focus of strata control in coal mine.In this paper, the representative supporting theories of roadway are systematically sorted out, and the supporting technologies of roadway are expounded and ...
Liu Dejun   +5 more
doaj   +1 more source

Incorporation of Selenium into Sol–Gel‐Derived Bioactive Glass: Influence on Glass Structure, Bioactivity, and its Selective Cytotoxicity

open access: yesAdvanced Engineering Materials, EarlyView.
Selenium was incorporated into a sol–gel‐derived bioactive glass to enable sustained therapeutic ion release. The selenium‐containing glass preserved bioactivity while selectively inducing cytotoxicity in osteosarcoma cells and maintaining osteoblastic viability.
Breno Rocha Barrioni   +7 more
wiley   +1 more source

Exploring Yeh Pulu Relief (an Iconography Approach) [PDF]

open access: yes, 2017
Yeh Pulu relief, located in Bedulu Village, Gianyar Regency, is one of the important Balinese visual art work. It serves as a proof of the ultimate artistic achievement in the ancient Balinese kingdom era.
I Nengah, Sudika Negara   +7 more
core  

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Reduction of Tendency to Remarriage: (Case Study of Female Household Heads in Isfahan) [PDF]

open access: yesمسائل اجتماعی ایران, 2017
This study seeks to describe and interpret the actions and lived experience of participants (female household  heads covered by Imam Khomeini Relief Foundation in Isfahan Province) in the event of divorce and re-marriage and to explain the reasons of ...
Saeed Dalilgoo   +3 more
doaj  

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