Konferencijų straipsniai / Conference Articles: Recent submissions

Now showing items 1161-1180 of 15192

    • Scientometric review of aviaton safety and security 

      Burmaoglu, Serhat; Yayla, Kemal; Miniotas, Darius (Proceedings of International Symposium on Electric Aviation & Autonomous Systems 2019 (ISEAS-2019), 26-29 May 2019, Budapest, Hungary, 2019)
      Aviation plays a vital role in sustaining continuity of trade, transporting people and c argo, supporting information flow and providing social communication. Based on IATA -2016 report, the demand for global air passenger ...

    • Waste fired clay brick as a potential cement replacement material. Part I - a review 

      Wild, S.; Gailius, Albinas; Suchon, S. M. (4-osios tarptautinės konferencijos "Naujos statybinės medžiagos, konstrukcijos ir technologijos", įvykusios Vilniuje 1995 m. gegužės 10-13 d., straipsniai, 1995)
      The economic and environmental costs of producing and utilising building materials is becoming unacceptable in the current world climate. Utilisation of waste products can contribute to reducing these costs and also improve ...

    • Stojančiųjų atrankos analizė 

      Ereminas, Darius (Tarptautautinė mokslinė praktinė konferencija skirta, Lietuvos aeroklubo 70-mečiui "Aviacija-97" : pranešimų rinkinys : 1997 spalio 16-17 d. = International scientific applied conference devoted to 70 years of Lithuanian Air Club "Aviation-97" : conference proceedings : October 16-17, 1997 / Vilniaus Gedimino technikos universitetas. Aviacijos institutas., 1997)
      1997 metais stojantieji į VGTU Aviacijos Institutą orlaivių pilotavimo ir skrydžių valdymo specialybes turėjo pasitikrinti sveikatą bei gauti I-os klasės medicinos pažymą, po to atlikti profesinio-psichologinio tinkamumo ...

    • Properties of thin wall cement composites reinforced with AR glass, Carbon and PVA fibres 

      Moceikis, Rimvydas; Kičaitė, Asta; Sahmenko, Genadijs; Korjakins, Aleksandrs (IOP Conference series: Materials science and engineering: 4th International Conference on Innovative Materials, Structures and Technologies (IMST 2019), 25–27 September 2019, Riga, Latvia, 2019)
      Thin wall cement components find a wide range of special applications for making light weight facade exterior and urban decorative elements, as well as a part of load bearing constructions. AR glass fibre is the most popular ...

    • Shear failure of sandwich panels subjected in bending 

      Daugevičius, Mykolas; Skuturna, Tomas; Valivonis, Juozas; Patapavičius, Andrius (IOP Conference series: Materials science and engineering: 4th International Conference on Innovative Materials, Structures and Technologies (IMST 2019), 25–27 September 2019, Riga, Latvia, 2019)
      The paper describes the behaviour of the sandwich panels in bending. Two panels of the same dimensions are tested. The panels differ only in the layout of the inner thermal insulation layer. The thermal insulation layer ...

    • Investigation of the interface of metamaterial and topological insulator 

      Gric, Tatjana (AIP conference proceedings. Proceedings of the international conference of computational methods in sciences and engineering 2019 (ICCMSE-2019), 1–5 May 2019, Rhodes, Greece, 2019)
      We investigate the propagation of surface plasmon polaritons (SPPs) at the boundary of metamaterial and topolological insulators. Instance of Bi2Se3 and metamaterial boundaries is investigated. The topological insulators ...

    • Informacinių technologijų įtaka globaliai nekilnojamojo turto rinkai 

      Krutinis, Mindaugas; Naimavičienė, Jurga (Lietuvos turto vertintojai - 20 metų veiklos patirtis nacionalinės ir Europos ekonominės erdvės kontekste : konferencijos, vykusios Vilniuje 2014 m. kovo 28 d., mokslo darbai, 2014)
      Sparti informacinių technologijų plėtra, ryšių ir komunikacijos priemonių gausa skatina naujų elektroninių sprendinių, skirtų nekilnojamojo turto agentams ir jų klientams, atsiradimą. Vis daugiau nekilnoja- mojo turto ...

    • Profesinės psichologinės atrankos kriterijaus vaidmuo aviacijos specialistų rengimo sistemoje 

      Lobanova, Liudmila; Ereminas, Darius (Tarptautinė konferencija "Aviacija-96" = International conference "Aviation-96" : pranešimų rinkinys : 1996 m. lapkričio 21-22 d. / [atsakingasis redaktorius J. Stankūnas] ; Vilniaus Gedimino technikos universitetas. Aviacijos institutas, 1996)
      Aviacijoje, kaip aukštų technologijų srityje, pripažįstamas tik nepriekaištingas profesionalumas. Egzistuoja du pagrindiniai kriterijai pripažinti aviacijos specialisto kvalifikacija: - skrydžių saugumo ir - aviacijos ...

    • An MCDM assessment of achieving the 12th goal of the 2030 Agenda 

      Popović, Gabrijela; Meidutė-Kavaliauskienė, Ieva (MEFkon 2019. Innovation as an initiator of the development “Innovations – development prospects”, December 5th Belgrade, 2019 : international thematic monograph – thematic proceedings / University Business Academy in Novi Sad, 2019)
      The responsible consumption of natural resources has become a critical issue because the unrenewable resource base could be exhausted in future decades. In order of enabling sustainable development, the General Assembly ...

    • Variation of bending strength of fiber reinforced concrete beams due to fiber distribution and orientation and analysis of microstructure 

      Herrmann, Heiko; Boris, Renata; Goidyk, Oksana; Braunbrück, Andres (IOP conference series: Materials science and engineering: 4th International Conference on Innovative Materials, Structures and Technologies (IMST 2019), 25–27 September 2019, Riga, Latvia, 2019)
      Fiber reinforced concrete is becoming increasingly popular as a construction material, as it can potentially form a ductile concrete. The properties of the fiber reinforced concrete depend on the concrete recipe, the flow ...

    • The impact of nano SiO2 and superplasticizers on hydration and physical mechanical properties of cement 

      Malaiškienė, Jurgita; Banevičienė, Vilma; Vaičienė, Marija (IOP Conference series: Materials science and engineering: 4th International Conference on Innovative Materials, Structures and Technologies (IMST 2019), 25–27 September 2019, Riga, Latvia, 2019)
      The aim of work is to determine the lowest and effective amount of nano SiO2 (NS) for cementitious paste and identify the complex impact of NS and chemical admixtures on cement hydration and physical-mechanical properties. ...

    • Recycling municipal solid waste incineration (MSWI) fly ash as addition for clay brick 

      Voišnienė, Violeta; Kizinievič, Olga; Kizinievič, Viktor (IOP conference series: Materials science and engineering: 4th International Conference on Innovative Materials, Structures and Technologies (IMST 2019), 25–27 September 2019, Riga, Latvia, 2019)
      The authors analyses the possibilities of recycling municipal solid waste incineration (MSWI) fly ash in clay brick manufacture. The paper analyses the effect of MWSI fly ash (FA) on physical-mechanical characteristics, ...

    • The effect of silica fume addition on the resistance of concrete to alkali silica reaction 

      Nagrockienė, Džigita; Rutkauskas, Aurimas; Pundienė, Ina; Girnienė, Ingrida (IOP Conference series: Materials science and engineering: 4th International Conference on Innovative Materials, Structures and Technologies (IMST 2019), 25–27 September 2019, Riga, Latvia, 2019)
      Concrete mix made of cement CEM I 42.5 R, silica fume, fine aggregate sand of 0/4 fraction and superplasticizer was tested. Five batches of specimens were made with different silica fume content, where up to 10 % of the ...

    • UHF/VHF monopole antenna array for CubeSats 

      Rudys, Saulius; Mačiulis, Laurynas; Milaševičius, Martynas; Bručas, Domantas (40th ESA antenna workshop "Antenna developments for terrestrial and small-space platforms", 8-10 October 2019, ESA-ESTEC, Noordwijk, The Netherlands, 2019)
      In order to avoid message collision and increase signal level for massive machine-to-machine communications through satellites, high gain and directivity antennas are preferable. Such antennas usually are too big for ...

    • Inspection of oils, caffeine containing foods and consumable plant leaves by time-domain THz spectroscopy 

      Karaliūnas, Mindaugas; Dapšys, Ignas; Urbanovič, Andžej; Vektaris, Gytis; Vektarienė, Aušra; Bražinskienė, Dalia; Asadauskas, Svajus; Kašalynas, Irmantas; Valušis, Gintaras (44rd International conference on infrared, millimeter and terahertz waves (IRMMW THz-2019) : 1-6 September 2019, Paris, France [proceedings]., 2019)
      Terahertz (THz) spectroscopy is a very promising and practical method for rapid and reliable food quality inspection. However, the issues related to water absorption, scattering of the medium and unambiguous detection of ...

    • MCEQLS approach in multi-criteria evaluation of quality of learning repositories 

      Kurilov, Jevgenij (Innovations in XML applications and metadata management: advancing technologies / edited by : José Carlos Ramalho, Alberto Simões, Ricardo Queirós. Conference on XML, Applications, and Associated Technologies (XATA), Vila do Conde, Portugal, June 01-02, 2011, 2013)
      This chapter analyzes the quality of XML learning object repositories. Special attention is paid to the models and methods to evaluate the quality of learning repositories. Multiple criteria decision analysis and optimization ...

    • Elektroninės įrangos kabelių apvalkalo panaudojimo aidėjimo trukmei mažinti tyrimai ir vertinimas 

      Vitkutė, Kristina; Grubliauskas, Raimondas (22-osios Lietuvos jaunųjų mokslininkų konferencijos „Mokslas – Lietuvos ateitis“ teminė konferencija "Aplinkos apsaugos inžinerija", 2019 m. kovo 20 d. Vilnius = Proceedings of the 22th conference for junior researchers „Science – future of Lithuania“ "Environmental protection engineering", 20 March 2019, Vilnius, Lithuania, 2019)
      Reverberacijos trukmė yra viena svarbiausių patalpos akustinių savybių. Ilgas reverberacijos laikas patalpose neigiamai veikia kalbos supratimą, trukdo susikaupti ir t. t. Sumažinus aidėjimo laiką ne tik pagerinamos patalpos ...

    • Analysis of differences in 3D building information modeling 

      Sužiedelytė Visockienė, Jūratė; Tumelienė, Eglė (The International archives of the photogrammetry, remote sensing and spatial information sciences - ISPRS archives: Vol. XLII-5/W2. Measurement, visualisation and processing in BIM for design and construction management, 24–25 September 2019, Prague, Czech Republic : proceedings, 2019)
      The implementation of Building Information Modelling (BIM) in each project, which is planned, have a design and construction stages. In the construction stage the objects are modelled by architects, engineers, and surveyors. ...

    • Experimental study of tertiary treatment of wastewater using zeolite 

      Tabatadze, Nino; Vaiškūnaitė, Rasa; Mažeikienė, Aušra (22-osios Lietuvos jaunųjų mokslininkų konferencijos „Mokslas – Lietuvos ateitis“ teminė konferencija "Aplinkos apsaugos inžinerija", 2019 m. kovo 20 d. Vilnius = Proceedings of the 22th conference for junior researchers „Science – future of Lithuania“ "Environmental protection engineering", 20 March 2019, Vilnius, Lithuania, 2019)
      Small individual household wastewater treatment plants not always operate well. Consequently, the concentrations of ammonium nitrogen and phosphate phosphorus are exceeded. The aim of the work was to examine the zeolite ...

    • Maisto atliekų aerobinio fermentavimo panaudojant bakterijas (Bacillus subtilis, Lactobacillus salivarius, Bacillus amyloliquefaciens) ir juodosios plokščiamusės (Hermetia illucens) lervas tyrimas 

      Šarmaitytė, Luka; Zigmontienė, Aušra; Tracevičius, Domantas (22-osios Lietuvos jaunųjų mokslininkų konferencijos „Mokslas – Lietuvos ateitis“ teminė konferencija "Aplinkos apsaugos inžinerija", 2019 m. kovo 20 d. Vilnius = Proceedings of the 22th conference for junior researchers „Science – future of Lithuania“ "Environmental protection engineering", 20 March 2019, Vilnius, Lithuania, 2019)
      Lietuvoje kasmet susidaro daugiau kaip 100 tūkst. tonų maisto atliekų, kurių didžioji dalis patenka į sąvartynus – labiausiai vengtinus atliekų tvarkymo įrenginius. ES šalyse pramonėje ir individualiuose namuose siekiama ...