Претраживање
Приказ резултата 61-70 од 88
Ecological cleaning of corrosion products on mettalic embroidery textile artefacts by Nd:YAG laser
(Scientific professional society for environmental protection of Serbia-ECOLOGICA, 2015)
A great number of textile objects with metallic embroidery are kept in Ethnographic Museums all over the world. Corrosion is a process that occurs under the external chemical, mechanical and biological influences. The ...
Moisture Mapping of Aeronautical Museum Depot and Galleries by IR Thermography
(Belgrade, Serbia: Military Technical Institute, Belgrade, 2012)
The paper presents the results of moisture detection in the depot and galleries of the Aeronautical Museum in Belgrade. The moisture and changeable temperature conditions are the main causes for corrosion in historical ...
Studies of pulsed tea CO2 and Nd:YAG lasers application in the ceramics surface conservation
(Scientific professional society for environmental protection of Serbia-ECOLOGICA, 2014)
Air pollution results in the deposition of variety of organic and inorganic compounds on the surface of historic monuments. Traditional methods of ceramics cleaning include abrasive treatments, chemical treatments, ultrasound ...
Laser Cleaning of Textile Artifacts with Metal Threads: Process Parameter Optimization / Lasersko čišćenje tekstilnih eksponata sa korodiranim metalnim nitima - optimzacije parametara procesa
(Belgrade, Serbia: Military Technical Institute, Belgrade, 2014)
This paper presents the results of the laser cleaning effects on textile samples with corroded metallic threads. In many museum collections, there are textile exhibits like uniforms, national costumes, flags and home ...
Испитивање микроморфолошких и микрохемијских промена на посребреној бакарној плочици третираној Nd:YAG ласером
(Научно-стручно друштво за заштиту животне средине Србије-ECOLOGICA, 2018)
Овим радом су обухваћена истраживања која су имала за циљ одређивање микроморфолошких, микрохемијских и физичких промена које настају деловањем Nd:YAG ласером на посребрену бакарну плочицу. Посребрена плочица је изабрана ...
Preventing and removing of heat tint / Sprečavanje i uklanjanje termičkog oksida (heat tint)
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2014)
Heat tinting is a thickening of the naturally occurring oxide layer on the surface of the stainless steels during welding. The thickness of the oxide layer next to the weld depends on the temperature, heating time, and ...
Oscillators: Phenomenological mappings and analogies: First part: Mathematical analogy and chains / Oscillateurs: Application phénoménologique et analogies - Première partie: Analogie mathématique et chaînes
(Vojnotehnički institut, Beograd, 2015)
New analytical and numerical results of dynamics for both linear and nonlinear system with two degrees of freedom are presented. For a mechanical chain system with two degrees of freedom, oscillations are investigated ...
Long term changes in trophic status and environmental parameters of Grlište reservoir, Serbia / Dugoročne promene u trofičkom statusu i ekološkim parametrima akumulacije Grlište, Srbija
(Udruženje za tehnologiju vode i sanitarno inžinjerstvo, Beograd, 2013)
In the purpose of monitoring the change of trophic status and water quality in the reservoir Grlište, in the period of 20 years, once a month sampling of water was conducted at two places. The obtained results were used ...
The acceptable strategies for new product development in Serbian small-scale manufacturing enterprises
(Beograd : Institut za istraživanja i projektovanja u privredi, 2016)
The research results relating to the new product development are represented in this paper. The importance of market pull strategy is described too. Market pull strategy is reflected in the enterprise cooperation with ...
Properties of adsorbent obtained by conventional and under microwave irradiation / Svojstva adsorbensa dobijenog aktivacijom bentonita na konvencionalan način i u mikrotalasnom polju
(Savez inženjera i tehničara Srbije, 2012)
In this paper the effect of acid activation by conventional and under microwave irradiation on the textural and structural properties of bentonite was studied. The adsorbents were characterized by powder X-ray diffraction ...