Activated carbon (AC) is an import porous material that is used for various industrial
applications. In this work, AC was prepared from the castor seed hull (CH-AC) through H 3 …

Reducing energy consumption and minimizing pollution are essential steps toward
mitigating the effects of climate change as they help lower greenhouse gas emissions and …

One-third of the world's population does not have access to clean energy sources for food
preparation. The use of inefficient technologies can increase the emission of potential …

In the residential sector, there are several indoor sources of pollutants related to activities
such as cooking, cleaning and heating, besides those from occupants, building materials …

Penelitian ini dilakukan untuk melakukan pengembangan desain mikroturbin gas dengan
memaksimalkan posisi ruang bakar, dimana merubah posisi ruang bakar dalam bentuk …

In the present work, three near-eutectic lead-free solder melts of Sn-8wt.% Zn; Sn-8wt.% Zn-
2wt.% Bi and Sn-8wt.% Zn-4wt.% Bi have swiftly solidified by means of the melt-spinning …