VOLUME 7/2022, ISSUE 1

 

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Journal of Engineering Sciences and Innovation (JESI) is indexed in the following databases for academic journals:

– Directory of Open Access Journals (DOAJ);
– EBSCO, Publishing Inc.;
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– Google Scholar.

 

Editor-in-chief: Valeriu V. JINESCU 
University Politehnica of Bucharest
Co-editor: Florin Teodor TANASESCU
University Politehnica of Bucharest
Honorary editor: Mihai MIHAITA
President of Technical Sciences Academy of Romania
Managing editor: Dan BOGDAN
AGIR Publishing House
Quarterly multidisciplinary scientific journal:

  • – covers all disciplines of engineering sciences;
  • – free of charge. No processing and submission charges;
  • – open access;
  • – hard copy version, ISSN 2601 -6699;
  • – on-line version, ISSN-L2537 – 320X;
  • – high visibility, anyone can read and/or download a paper;
  • – jesi@astr.ro

 

CONTENTS

A. Mechanical Engineering
Mircea Radeş
Modal testing of a turbofan case using the LMIF

1

C. Chemical Engineering, Materials Science and Engineering
Dumitra Lucan, Șerban Constantin Valeca, Gheorghita Jinescu
Applying knowledge in the field of structural materials degradation from large pressurized reactors to small modular reactors

15

Georgeta Alecu, Wilhelm Kappel
Precious metals recovered by urban mining

29

Adela Elena Manea, Maria Delia Perju, Andra Tămaş
Systems theory and the study of cosmetic products

45

Ioan Ilca
Theory and practice of asymmetrical longitudinal rolling (Part 2)

59

Vasile Sima
Numerical solution of stable generalized complex Lyapunov equations

71

F. Electrical, Electronics Engineering, Computer Sciences and Engineering
Alexandru Lodin, Lacrimioara Grama, Corneliu Rusu
State-space approach for symbolic analysis of an analog passive filter and its conversion to digital filter

87

Chiper Doru Florin
A new integer algorithm for an efficient VLSI implementation of DST using obfuscation technique

97

H. Inter – and Transdisciplinarity in Science and Technology
Ionela-Mihaela Roşu (Marin), Cosmin Jinescu, Ion Durbacă, Iolanda Constanţa Panait
Superposition and/or cumulation of loads in the case of linear behavior of matter, solved by a monodisciplinary or interdisciplinary approach

105

Ioan Cuncev
Transdisciplinarity approaches to mobility

121

AGIR Publishing House

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