Photovoltaic (PV) systems are electrical systems, converting the energy from sunlight into electrical energy. This technology showed up at the beginning of the last century,…
Category: Year 3
Fields in transmission lines
Let's consider the general case of electromagnetic waves propagation in transmission lines. Transmission lines can be cylindrical with a parallel core, or can be…
Nanoelectronics: CVD process for the heterostructures formation
CVD (or Chemical Vapour Deposition) of a solid on a heated surface from a chemical reaction in a vapour phase. This is a process…
How does molecular beam epitaxy work
This post answers the question "How does molecular beam epitaxy work?". Molecular beam epitaxy (MBE) is the technique of semiconductor material growth - a…
Nanoelectronics: Semiconductors manufacturing
In accordance with recent marketing research by Technavio, published on the Business Wire website in 2017, the top five leading global semiconductor foundry players…
Rectangular waveguide
This post answers the question "What is rectangular waveguide?". In order to find the transmission line impedance and the fields in the transmission line,…
Circular transmission lines
A circular waveguide is schematically depicted in Figure 5. To consider its parameters we will employ the polar coordinates with radial components ρ and…
Coaxial transmission line
A schematic coaxial transmission line is depicted below and widely used both commercially and industrially, especially in connectors. To obtain the field solution for…
The transmission line as parallel planes, stripes and microstripes
Parallel planes or stripes is the most general example of transmission line. Schematically it is depicted below. The parallel stripes can carry TEM, TM…
Equivalent currents and voltages in network analysis
RF and microwave circuits that operate on small frequencies can be treated like circuits with lumped parameter components. If the components are small enough,…