Zobrazeno 1 - 10
of 86
pro vyhledávání: '"Ružica R. Nikolić"'
Publikováno v:
Applied Sciences, Vol 13, Iss 23, p 12584 (2023)
This study delves into the analysis of interface crack propagation originating from a right-angle corner along the bonding plane between the two plates composed of dissimilar materials. The research explores three distinct crack front shapes: concave
Externí odkaz:
https://doaj.org/article/e0942feef07b40f8b610637f7b084336
Publikováno v:
Applied Engineering Letters, Vol 5, Iss 4, Pp 111-119 (2020)
This paper presents an analysis and the test results of certain physical properties of the rock materials excavated from quarries in Serbia. The four rock aggregates, considered in this analysis, are used for building the driveway constructions' l
Externí odkaz:
https://doaj.org/article/18f6af9c63e04336951d8dca260f1f7d
Publikováno v:
Applied Engineering Letters, Vol 5, Iss 3, Pp 75-79 (2020)
Research results of influence of the UIT (Ultrasonic Impact Treatment) on welded joints, executed on the Strenx 700MC steel, are presented in this paper. The fatigue tests of those joints were performed by rotating bending in the region of the hig
Externí odkaz:
https://doaj.org/article/f51d01e6d308450480732cac9c39177c
Publikováno v:
Tehnički Vjesnik, Vol 27, Iss 1, Pp 1-4 (2020)
Many problems of interfacial cracks are three dimensional in nature. Three-dimensional cracks at an interface of the two materials are analysed in this paper. For a crack at an interface, the stress intensity factors, load phase angle and energy rele
Externí odkaz:
https://doaj.org/article/abfa22fc907044968cf2befe87041469
Autor:
Jelena M. Djoković, Ružica R. Nikolić, Jan Bujnak, Branislav Hadzima, Filip Pastorek, Renata Dwornicka, Robert Ulewicz
Publikováno v:
Energies, Vol 15, Iss 1, p 323 (2022)
The necessity of having windows on any building’s façade is not questionable. However, not every window is suitable for any building. The selection of an adequate window must include the analysis of various factors—the most important ones are th
Externí odkaz:
https://doaj.org/article/abef854d24324038a4c069491e085965
Publikováno v:
Tehnički Vjesnik, Vol 25, Iss 4, Pp 997-1003 (2018)
The theoretical part of the paper presents some basics of the laser cutting technology and principles. The characteristics of the CO2 laser beam and the parameters entering the laser cutting process are described. The conventionally used material –
Externí odkaz:
https://doaj.org/article/c349f2625236462488808584a24e52a3
Autor:
Saša M. Kalinović, Dejan I. Tanikić, Jelena M. Djoković, Ružica R. Nikolić, Branislav Hadzima, Robert Ulewicz
Publikováno v:
Energies, Vol 14, Iss 11, p 3293 (2021)
To design a residential or commercial building with high energy performance that would be economical at the same time, an analysis was performed that relates these two aspects of the problem. The first aspect is focused on evaluation of the thermal p
Externí odkaz:
https://doaj.org/article/7eb8125ebd244b8fa98efc2b39762b94
Autor:
Andreja Ilić, Ivan Miletić, Ružica R. Nikolić, Vesna Marjanović, Robert Ulewicz, Blaža Stojanović, Lozica Ivanović
Publikováno v:
Applied Sciences, Vol 10, Iss 7, p 2205 (2020)
This paper presents results of comparison of two welding procedures' influence on selected properties of the welded joints of high-strength low-alloyed steel (HSLA), specifically the impact toughness and the hardness distribution in the specific zone
Externí odkaz:
https://doaj.org/article/e19dbcc898dd4914bcf986beace9b418
Publikováno v:
Applied Sciences, Vol 10, Iss 1, p 416 (2020)
The problem of an interface crack that approaches a three-material joint with two interfaces is analyzed in this paper. Two possible cases are considered: the crack that lies at the interface between materials A and B, approaching the joint of materi
Externí odkaz:
https://doaj.org/article/60d6a752f7f5426fbc9c30cca5077658
Autor:
Vukić Lazić, Dušan Arsić, Ružica R. Nikolić, Srbislav Aleksandrović, Dragan Milosavljević, Milan Djordjević, Rajko Čukić
Publikováno v:
Production Engineering Archives, Vol 6/1(2015), Pp 26-29 (2015)
The forging dies are in exploitation exposed to elevated temperatures and variable impact loads, both compressive and shear. Steels for manufacturing of these tools must endure those loads while maintaining mechanical properties and being resistant t
Externí odkaz:
https://doaj.org/article/9f172ea6bf2b4d9b86e9c15f84f03c82