Results 31 to 40 of about 648,423 (320)

Thermally controlled microfluidic back pressure regulator

open access: yesScientific Reports, 2022
By using the temperature dependence of viscosity, we introduce a novel type of microfluidic lab-on-a-chip back pressure regulator (BPR) that can be integrated into a micro-total-analysis-system.
Karolina Svensson   +2 more
doaj   +1 more source

DEVELOPING MODULE OF PERSONAL-SOCIAL GUIDANCE FOR GUIDANCE AND COUNSELING TEACHERS IN SPECIAL REGION OF YOGYAKARTA TO INCREASE PSYCHOLOGICAL PREPAREDNESS OF SENIOR HIGH SCHOOL STUDENTS IN FACING NATURAL DISASTER [PDF]

open access: yes, 2008
This research aim to: (1) assess the need of Guidance and Counseling teachers concerning module material for increasing psychological preparedness of senior high school students in facing natural disaster; (2) develop and also validate module mentioned ...
Yulia Ayriza, M.Si.
core  

Hybrid Auxetic Architectures: Integrating Curvature‐Driven Design for Enhanced Mechanical Tunability and Structural Performance

open access: yesAdvanced Engineering Materials, EarlyView.
Curvature‐tuned auxetic lattices are designed, fabricated, and mechanically characterized to reveal how geometric curvature governs stretchability, stress redistribution, and Poisson's ratio evolution. Photoelastic experiments visualize stress pathways, while hyperelastic simulations quantify deformation mechanics.
Shuvodeep De   +3 more
wiley   +1 more source

Natural Disaster Prevention Literacy Education among Vietnamese High School Students

open access: yesEducation Sciences, 2023
Research has shown that natural disasters can be prevented or mitigated effectively through education which provides knowledge and skills for the young generation to protect themselves and act to protect the community.
Bay Dinh Vu   +4 more
doaj   +1 more source

Engineering Deformation and Failure in Diamond Triply Periodic Minimal Surface Lattices via 3D Wall‐Thickness Grading

open access: yesAdvanced Engineering Materials, EarlyView.
The work demonstrates that strategic wall‐thickness grading in diamond triply periodic minimal surface lattices enables precise tuning of deformation and failure behavior under compression. Different gradation patterns guide how and where the structure collapses, improving energy absorption or promoting controlled brittle failure.
Giovanni Rizza   +3 more
wiley   +1 more source

Hierarchical supplement location-allocation optimization for disaster supply warehouses in the Beijing–Tianjin–Hebei region of China

open access: yesGeomatics, Natural Hazards & Risk, 2019
Research on the emergency facility location-allocation problem has important theoretical and practical significance for responses to large-scale emergencies.
Yunjia Ma   +4 more
doaj   +1 more source

Facilitating Typhoon-Triggered Flood Disaster-Ready Information Delivery Using SDI Services Approach—A Case Study in Hainan

open access: yesRemote Sensing, 2022
Natural disaster response and assessment are key elements of natural hazard monitoring and risk management. Currently, the existing systems are not able to meet the specific needs of many regional stakeholders worldwide; traditional approaches with field
Lei Hu   +4 more
doaj   +1 more source

Disaster risk reduction measures n Bangladesh [PDF]

open access: yes, 2012
Disasters damage the entire economy of the country when they predominantly take place in developing countries. While no country in the world is entirely safe, lack of capacity to limit the impact of hazards has made developing countries being the most ...
Amaratunga, Dilanthi   +4 more
core  

Atomic Size Misfit for Electrocatalytic Small Molecule Activation

open access: yesAdvanced Functional Materials, EarlyView.
This review explores the application and mechanisms of atomic size misfit in catalysis for small molecule activation, focusing on how structural defects and electronic properties can effectively lower the energy barriers of chemical bonds in molecules like H2O, CO2, and N2.
Ping Hong   +3 more
wiley   +1 more source

Assessing Natural Disaster Vulnerability in Indonesia Using a Weighted Index Method [PDF]

open access: yesNature Environment and Pollution Technology
Natural disasters are natural activities that can disrupt various aspects. Natural disasters cannot be avoided, but the impact of natural disasters can be minimized through mitigation.
Faradiba Faradiba, St. Fatimah Azzahra, Taat Guswantoro, Lodewik Zet and Nathasya Grisella Manullang
doaj   +1 more source

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