Ecological Security in Lithuania: The current Situation and Problems

supply and demand security of energy in central asia and the caucasus

امنیت انرژی به معنی عرضه مداوم و پایدار همراه با قیمت های معقول در حامل های انرژی، که تهدیدات امنیتی، سیاسی، اقتصادی، محیط زیستی و روانی را کاهش دهد. امروزه نفت و گاز تنها، کالای تجاری نیست بلکه بعنوان ابزار سیاسی مورد استفاده قرار می گیرد.اختلاف میان روسیه و اکراین بر سر انرژی در ژانویه 2006، تهدیدی برای امنیت انرژی اروپا ایجاد کرد. در این تحقیق ما تلاش کردیم که نقش انرژی آسیای میانه و قفقاز ر...

Correctional and education center in Iran: analysis of the current situation and design of the desired situation

Introduction: Children and adolescents build the future of a country. When they commit a crime based on circumstances and are kept in a correctional center, their age needs should be taken into account in order to prevent them from committing a crime again. The purpose of the current research is to identify the most important problems and challenges in the management and treatment of children a...

Correctional and education center in Iran: analysis of the current situation and design of the desired situation

Introduction: Children and adolescents build the future of a country. When they commit a crime based on circumstances and are kept in a correctional center, their age needs should be taken into account in order to prevent them from committing a crime again. The purpose of the current research is to identify the most important problems and challenges in the management and treatment of children a...

The Current Situation and Problems of Rechargeable Lithium Ion Batteries

Lithium batteries have been widely used as a power source for numerous small devices such as mobile phones and laptop computers. Recently, the lithium battery is expected to be used as a power source for electric vehicles. For the electric vehicles application, an improvement of energy and power densities and safety is required. In this review, a brief explanation of structure and mechanism of ...

Toxicity Testing and the Toxicity Testing and the Current Situation in IRAN