Energy demand in the world is increasing with population growth and higher living standards. Today, the need for energy requires a focus on renewable sources without abandoning fossil fuels. Efficient use of energy is one ...

Energy use is directly linked to well-being and prosperity across the world. Meeting the growing demand for energy in a safe and environmentally responsible manner is an important challenge. There are around seven billion ...

Production of carbon-free fuels as alternatives for fossil fuels is a promising approach for controlling climate change and global warming. Hydrogen is considered as the key energy carrier of the future when it is produced ...

In this dissertation, we consider the caching system of multiple cache-enabled users with nonuniform demands. We thoroughly characterize the structure of the optimal cache placement of the coded caching scheme (CCS).We ...

The extensive usage of fossil fuel in most of human activities has led to the undesirable effects on the environment starting from global warming and greenhouse effects to the climate changes, acid rain and others. Renewable ...

Machining operations are widely used to produce parts with different shapes and complicated profiles. As a machining operation, broaching is commonly used for the machining of a broad range of complex internal and external ...

Machining difficult-to-cut materials is still one of the challenges facing different industries such as aerospace, nuclear and automotive sectors. That’s mainly because of the excessive heat generated, which affects the ...