This paper presents the results of studies of 18-pulse auto- and transformer-rectifier units used to obtain direct current on aircraft. A brief overview of existing rectifier systems and features of ...

Modern theories of fundamental interactions are based on the concept of "connections," a generalization of the vector potential A. How did this concept evolve in physics? We attempt in the present ...

GCSE AQA Trilogy Small molecules - AQA Drawing dot and cross diagrams A covalent bond is a shared pair of electrons. Covalent bonding forms molecules. Substances with small molecules have low ...

Learn about and revise electrical circuits, charge, current, power and resistance with GCSE Bitesize Physics.

Chemical Engineering is concerned with the design and operation of processes which convert materials and energy into the higher value products we use every day. It understands the processes which ...

IJMPB covers important progress in Condensed Matter Physics, Statistical Physics, and Atomic, Molecular and Optical Physics, including novel topological, low dimensional materials.

The issue raised, namely, my claim regarding the relation between the C2 structure and the particular vector projection of insulin which they discuss, remains unchanged.

Mechanical engineers utilize expertise in mathematics, science, and software to conceive and produce innovative, cost-optimized, and reliable technology. They spearhead the development of sustainable ...