Volume 59, Issue 2-4, 2024

20240204-full
Issue 2-4, 2024

ELECTROTECHNICA & ELECTRONICA E+E

Vol. 59. No 2-4/2024
Quarterly scientific and technical journal
Published by:
The Union of Electronics, Electrical Engineering and Telecommunications /CEEC/, BULGARIA

20240204-full

C O N T E N T S

Anton Sotirov, Viktor Sotirov
Microscopic studies using mixed ultraviolet, infrared and white light 33

Emil E. Vladkov
 ...  read more

20240204-01
Microscopic studies using mixed ultraviolet, infrared and white light
Anton Sotirov, Viktor Sotirov

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The present study presents a quick and inexpensive way to study organic and inorganic rocks and minerals, coal, various types of minerals and crystals, as well as man-made materials, but strong application can be found in ...  read more

20240204-02
Powering an IoT-driven world: a survey of Energy Harvesting methods for the ZED concept
Emil E. Vladkov

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6G technology relies largely on the mass penetration of IoT devices, which collect, do primary processing and transmit data in the respective networks, generating big data – something that is also known as massive IoT. ...  read more

20240204-03
University parallel computing micro-cluster build with second-hand computer systems
Georgi K. Petrov, Rosen I. Pasarelski, Krasen K. Angelov

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This article presents an innovative approach to build a parallel computing microcluster for educational and research purposes at New Bulgarian University by using second-hand server systems. The project demonstrates how refurbished ...  read more