Volume 6, Iss. 1, 2021

Science, Engineering & Education

6, Iss. 1, 2021
ISSN 2534-8507 (print)
ISSN 2534-8515 (on line)

EDITOR-IN- CHIEF
Prof. Dr. Bogdana Koumanova 

Co-Editor D. Danalev

Tel: (+ 359 2) 81 63 302
University of Chemical Technology and Metallurgy
8 Kl. Ohridski, 1756 Sofia, Bulgaria
E-mail: journal@uctm.edu

Engeneering

History of Rubber Science and Technology in Bulgaria (1919-1947)

Nikolay T. Dishovsky

Influence of the Degree of Stress Triaxiality and the Lode Angle on the Fracture Behavior of Window Frames

Zlatka Geshkova, Veselin Iliev, Radan Ivanov

Charging of Ultracapacitor with Cuk-converter in Constant Power Mode – Computer Investigation

Hristo Antchev, Anton Andonov

Application of Case-based Reasoning in Biomedical Research

Atanas Atanassov, Fani Tomova

Comparative Determination of Copper(II) Ions in Surface Water Samples by Voltammetry and ICP-spectrometry

Artem Bezfamilnyi, Stela Georgieva, Petar Todorov, Svetlana Bratkova

Evaluation of Key Indicators Based on Automatically Measured Variables and Forecasting the Spread of Pollutants

Kosta Boshnakov, Bogdana Koumanova, Marian Varbanov, Emil Mihailov, Silviya Lavrova-Popova

Review of Standards and Systems for Predictive Maintenance

Stefan Panov, Anton Nikolov, Svetlana Panova

Education

Role of Education in the Preparation of Staff for the “Production of Textile Clothing” Sector

Angelina Terzieva

Normative Requirements Providing Health and Safety at Work in the Workshops for Sewing the Facial Part of the Shoe

Nikolay Karev

Learning through Modern Means and Web-based Multimedia of Diffusion Processes of Liquid Medium in Polymers

Milena Milenova

Teaching English for Specific Purposes to Chemical Engineering Students Using Bilingual Learning Materials

Tsvetelina Vukadinova, Senia Terzieva, Mladen Popov

Motivation for Learning in Secondary Education

Simona Angelova

Guide for Authors