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Приказ резултата 2991-3000 од 3064
Solid state synthesis of CuAlO2: From a nano-boehmite - cuprous oxide powder mixture to the single phase ceramics
(ECERS, 2013, 2013)
Recently, a considerable effort has been devoted to research and development of n- and p-type transparent conducting oxides (TCO), where the improvement of their properties will give an added impetus in the field of invisible ...
Preliminary cytotoxicity testing of newly synthesised SBA-15 material
(Association of Metallurgical Engineers of Serbia (AMES), 2023)
Material SBA-15 with all of its particles in the form of regular spheres was synthesised by template method using Pluronic P123 (non-ionic triblock copolymer) as a surfactant and tetraethoxysilane (TEOS, 98%) as a source ...
New method for synthesis of dilithium terephthalate
(Srpsko hemijsko društvo, Beograd, 2012)
Nedavno je otkriveno da litijum-tereftalat (Li2tpht) pokazuje veću termičku stabilnost u poređenju sa konvencionalnim anodnim materijalima u litijum-jonskim baterijama [1]. U ovom radu upoređena su dva postupka sinteze ...
Durability of alkali activated materials
(Institute for Multidisciplinary Research, University of Belgrade, 2015)
In the last decade, great scientific attention has been devoted to alkali activated materials, including geopolymers and other related materials. These materials are seen as promising alternative binders, with a possibility ...
Florističke karakteristike šarplaninskog grebena Kobilica
(Завод за заштиту природе Србије, 2018)
Кобилица је шарпланински гребен на
крајњем југу Србије, преко кога води међународна
граница са Бившом Југословенском Републиком
Македонијом. Централнобалкански положај, рефугијални карактер и разноврсни услови средине
и ...
Unravelling migration connectivity reveals unsustainable hunting of the declining ortolan bunting
(American Association for the Advancement of Science [Society Publisher], 2019)
In France, illegal hunting of the endangered ortolan bunting Emberiza hortulana has been defended for the sake
of tradition and gastronomy. Hunters argued that ortolan buntings trapped in southwest France originate ...
Phytoremediation Potential of Different Genotypes of Salix alba and S. viminalis
(MDPI, 2024)
Elevated concentrations of heavy metals result in soil degradation, a reduction in plant
yields, and a lower quality of agricultural products, which directly endangers people, animals, and
the ecosystem. The potential ...
Polna struktura pajasena (Ailanthus altissima (Mill.) Swingle) u zaštićenom prirodnom dobru "Bajfordova šuma" na području Beograda - osnova za biološku kontrolu širenja i plansku redukciju / Gender structure of Tree-of-Heaven (Ailanthus altissima (Mill.) Swingle) in the protected natural area ‘Bajfordova šuma’ on the territory of Belgrade — the basis for biological control of its expansion and planned reduction
(Herbološko društvo Srbije, 2023)
Pajasen (Ailanthus altissima (Mill.) Swingle) je invazivna vrsta u Srbiji, koja ugrožava floristički
biodiverzitet u prirodnim šumskim zajednicama i urbanim prostorima. To je heliofit, sa brzim
rastom u početnoj fazi ...
Is There Communication? Access to Information by Persons with Disabilities in Serbia / Da li komunikacija postoji? Pristup informacijama u Srbiji za osobe sa invaliditetom
(Centre for Demographic Research of the National Institute of Social Sciences, 2024)
Persons with disabilities often face barriers that hinder their ability to access information effectively. This study presents results of a survey which was conducted in the second half of 2022, on the topic of the ...
Improving mechanical characteristics of lightweight geopolymers through mechanical activation of fly ash
(RILEM Publications S.A.R.L., Rovinj, Croatia, 2019)
The present paper investigated the influence of mechanical activation of fly ash and various parameters, such as curing temperature and concentration of foaming agent (Al powder), on physical-mechanical characteristics of ...