Претраживање
Приказ резултата 31-40 од 1394
Railway systems and the noise protection of the urban environment / Šinski sistemi i zaštita urbanog okruženja od buke
(Naučno-stručno društvo za zaštitu životne sredine Srbije - Ecologica, Beograd, 2011)
This paper defines special requirements which railway track superstructure must fulfill in order to protect the urban environment from noise and vibrations. Possibilities of using ballasted and ballastless superstructure ...
Effects of natural zeolite addition on the properties of lime putty-based rendering mortars
(Elsevier, 2021)
The application of locally available component materials (lime putty and zeolitic rock as pozzolanic admixture) in two types of rendering mortars (designed for inner and outer render layer), was assessed through TG/DTA, ...
Potential of Natural and Recycled Concrete Aggregate Mixtures for Use in Pavement Structures
(MDPI, 2020)
This study investigates the feasibility of using recycled concrete aggregate (RCA) as a partial substitution of natural aggregate in pavement engineering. Despite RCA’s good properties, such as polishing value and freeze-thaw ...
Prikaz modela nezavisnih segmenata za proračun linijskog tečenja u koritu za veliku vodu
(Srpsko društvo za odvodnjavanje i navodnjavanje, 2019)
Cilj ovog rada je da našu stručnu javnost upozna sa još jednim modelom za proračun linijskog tečenja u koritu za veliku vodu koji, u proračunu gubitaka energije osim trenja, uzima u obzir i razmenu količine kretanja između ...
The method of the calculation of the terrain slope in the raster GIS and DTM application / Određivanje nagiba terena u rasterskim GIS i DMT aplikacijama
(Republički geodetski zavod Srbije, Beograd, 2003)
Various methods for the calculation of the terrain slope used in the gridded DTMs are presented in this work. Some of the results obtained from research based on the efficiency of the application of these methods are also ...
Current activities regarding matching the national reference frame to ETRS of Republic of Serbia and the surrounding countries / Dosadašnje aktivnosti uklapanja postojećih državnih koordinatnih sistema u ETRS Republike Srbije i zemalja u okruženju
(Republički geodetski zavod Srbije, Beograd, 2009)
In the world, as well as us, all the greater use of GPS technology, there is a justified need for the determination of transformation models between existing and new reference system. The paper presents a GPS reference ...
Prototype of the 3D Cadastral System Based on a NoSQL Database and a JavaScript Visualization Application
(2019)
3D cadastral systems are more complex than traditional cadastral systems and they require more complex technical solutions and innovative use of developing technologies. Regarding data integrity and data consistency, 3D ...
Separation and determination of arsenic species in water by selective exchange and hybrid resins
(Analytica Chimica Acta, 2011)
A simple and efficient method for separation and determination of inorganic arsenic (iAs) and organic arsenic (oAs) in drinking, natural and wastewater was developed. If arsenic is present in water prevailing forms are ...
Investigation of accessory elements of representative petrologic radioactivity carriers at Stara Planina, Serbia
(Nuclear Technology and Radiation Protection, 2019)
The present study deals with the abundance of the most common accessory elements of radioactivity carriers on the Stara Planina mountain at four defined locations. All investigated locations have increased radioactivity, ...
Laboratory investigation of hydraulic characteristics of fly ash as a fill material from the aspects of pollutant transport
(IWA Publishing, 2017)
Depending on the usage of fly ash, it is necessary to determine its environmental parameters, such as the potential for pollutant transport/leaching after its built-in. This study presents a methodology for determination ...