Results 21 to 30 of about 160,482 (313)

Is Our Vaccine Supply Secure? [PDF]

open access: yesCanadian Journal of Infectious Diseases and Medical Microbiology, 2002
Security has become the watchword since September 11, 2001. We talk of securing borders and securing air travel safety, and the federal government even titled its 2001 budget, Securing Progress in an Uncertain World (1). Like my colleagues in academic medicine, I was delighted with the steps that the government started to take in its ‘strategic ...
openaire   +5 more sources

Power Purchasing Agreement in the Framework of Civil Law [PDF]

open access: yesحقوق فناوریهای نوین, 2020
Power purchasing agreements (PPA) seek to protect and develop electricity production specifically some kinds like renewable and green electricity. They have been common after restructuring electricity industrial.
Kiomars Heidari   +2 more
doaj   +1 more source

GLF-NET: Global and Local Dynamic Feature Fusion Network for Real-Time Steel Strip Surface Defect Detection

open access: yesIEEE Access
Surface defect detection plays a crucial role in ensuring the quality standards of hot-rolled steel strips. To meet the demands for high precision and real-time performance in industrial defect detection, this paper introduces an improved one-stage ...
Yunfei Ma   +4 more
doaj   +1 more source

Cost curves for gas supply security: the case of Bulgaria

open access: yes, 2012
We evaluate the cost-effectiveness of various policy options and infrastructure investment proposals to improve the security of gas supply in Bulgaria, one of the most gas insecure countries in the European Union.

core   +1 more source

A DC Circuit Breaker Condition Evaluation Model Based on Health Indexes

open access: yesChengshi guidao jiaotong yanjiu
[Objective] DC circuit breaker is a key equipment in metro traction power supply system. To improve the reliability of the traction and power supply system through reasonable maintenance strategy, it is necessary to evaluate the health condition of DC ...
Delong GUO   +4 more
doaj   +1 more source

Assessing Energy Security Using Indicator-Based Analysis: The Case of ASEAN Member Countries

open access: yesSocial Sciences, 2015
Using indicator-based assessment, this study examines the energy security of nine Association of Southeast Asian Nations (ASEAN) member countries to see how it has evolved over the past 12 years and identifies a country-specific energy security context ...
Kamonphorn Kanchana, Hironobu Unesaki
doaj   +1 more source

Labor supply and the optimality of Social Security [PDF]

open access: yesJournal of Economic Dynamics and Control, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Responsible Materials Management for a Resource-Efficient and Low-Carbon Society

open access: yesResources, 2020
Our societies rely on the quality and availability of natural resources. Driven by population growth, economic development, and innovation, future demand for natural resources is expected to further increase in coming decades.
Lucia Mancini, Philip Nuss
doaj   +1 more source

Food Supply and Security

open access: yes, 2023
India's total food grain production in 1950-1951 was low at 50.8 million tonnes, with a population of 361 million. Thus, the food grain production in 1950-1951 was 140.7 kg per person per annum or 0.39 kg per day. Thanks to Indian farmers and agricultural scientists who worked hard to increase the food grain production through new crop varieties and ...
Reddy, A. Amarender   +3 more
openaire   +2 more sources

Effective ignition energy for capacitor short-circuit discharge in explosive environments

open access: yesFrontiers in Physics
Capacitors short-circuit discharge in an explosive environment can ignite and detonate the surrounding explosive media, causing dangerous accidents. At low voltages, this kind of discharge constitutes a micro-nano discharge; because the discharge gaps ...
Wang Dangshu   +11 more
doaj   +1 more source

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