Now showing items 561-580 of 7946

    • Industry impact on GDP growth in developed countries under R&D investment conditions 

      Banelienė, Rūta (Journal of small business strategy, 2021)
      The impact of industry on GDP growth is widely discussed in light of the industrial revolution that arose as the first wave of innovations and has since been a common subject of theoretical and empirical research papers. ...
    • An extended Prony’s interpolation scheme on an equispaced grid 

      Karalienė, Dovilė; Navickas, Zenonas; Čiegis, Raimondas; Ragulskis, Minvydas Kazys (Open mathematics, 2015)
      An interpolation scheme on an equispaced grid based on the concept of the minimal order of the linear recurrent sequence is proposed in this paper. This interpolation scheme is exact when the number of nodes corresponds ...
    • Adsorptive removal of Pb2+ ions from aqueous solutions by peat 

      Paliulis, Dainius (Polish journal of environmental studies, 2015)
      Peat has been evaluated as an efficient sorbent. In this paper, peat for removal of Pb 2+ ions from aqueous solution was studied. Peat samples were analyzed for total lead, pH, humidity, and TC (total carbon). Major factors ...
    • Numerical particle-based analysis of the effects responsible for acoustic particle agglomeration 

      Markauskas, Darius; Kačianauskas, Rimantas; Maknickas, Algirdas (Advanced powder technology, 2015)
      Numerical particle-based modelling of aerosol particles in an acoustic field is performed, and the influence of the effects, including orthokinetic collision, an acoustic wake effect and mutual radiation pressure effect, ...
    • The medium-cement refractory castable-a promising material for thermal power units 

      Goberis, Stasys Algimantas; Pundienė, Ina (Refractories and Industrial Ceramics, 2002)
      The effect of adding microsilica (0 – 10%) on the physicomechanical properties of refractory medium-cement castables with grog-based fillers is studied. The optimum concentration of microsilica in the castable for practical ...
    • Distribution of peripheral lymphocyte populations in primary Sjögren’s syndrome patients 

      Sūdžius, Gintaras; Karalė, Diana; Šiaurys, Almantas; Vilienė, Rita; Butrimienė, Irena; Characiejus, Dainius; Dumalakienė, Irena (Journal of immunology research, 2015)
      Purpose of this study was to evaluate the lymphocyte populations’ distribution changes in peripheral blood of patients with primary Sjogren’s syndrome (pSS). Lymphocyte populations’ distribution changes in peripheral blood ...
    • Some special features of the porosity of low-cement concretes on chamotte fillers 

      Goberis, Stasys Algimantas; Pundienė, Ina; Vala, Teresa (Refractories and industrial ceramics, 1999)
      The effect of the content ofmicrosilica in low-cement concrete with a chamotte scrap filler on the density and open porosity of the concrete at a firing temperature of up to 1300~ is considered. It is shown that the open ...
    • A study of the heat resistance of low-cement high-temperature concretes 

      Goberis, Stasys Algimantas; Pundienė, Ina (Refractories and Industrial Ceramics, 2001)
      The heat resistance of five batches of low-cement high-temperature concretes with fireclay fillers is investigated. The effect of microsilica in an amount ranging from 5 to 16% on the heat resistance of the concrete is ...
    • Effect of microsilicon on the properties of heat-resistant castable with schamotte scrap filler 

      Goberis, Stasys Algimantas; Pundienė, Ina (Refractories and Industrial Ceramics, 1998)
      Chamotte scrap with an elevated water absorption is used as a filler in low-cement heat-resistant concretes (castables) of the new generation. The studied castable compositions contain from S to 16% microsilicon. The effect ...
    • Towards oscillations-based simulation of social systems: a neurodynamic approach 

      Plikynas, Darius; Basinskas, Gytis; Laukaitis, Algirdas (Connection Science. Special issue: Themed section on cognitive artificial systems, 2015)
      This multidisciplinary work presents synopsis of theories in the search for common field-like fundamental principles of self-organisation and communication existing on quantum, cellular, and even social levels. Based on ...
    • Crowding enhances lipase turnover rate on surface-immobilized substrates 

      Balevičius, Zigmas; Ignatjeva, Dalia; Niaura, Gediminas; Ignatjev, Ilja; Vaičikauskas, Viktoras; Babonas, Gintautas Jurgis; Valinčius, Gintaras (Colloids and Surfaces B: Biointerfaces, 2015)
      Utilizing surface-immobilized synthetic lipid substrates containing the redox-active ferrocene groups, the enzymatic activity of lipase from Thermomyces lanuginosus was measured by the cyclic voltammetry method. The activity ...
    • UAV photogrammetry for road surface modelling 

      Ruzgienė, Birutė; Aksamitauskas, Vladislovas Česlovas; Daugėla, Ignas; Prokopimas, Šarūnas; Puodžiukas, Virgaudas; Rekus, Donatas (Baltic journal of road and bridge engineering, 2015)
      Recently, the interest of Unmanned Aerial Vehicle application in photogrammetric environment for roads observation and monitoring has increased in many countries, in Lithuania as well. The experimental object for demonstration ...
    • Strategic guidelines of increasing employment and reducing unemployment in the context of EU (Lithuanian case) 

      Rakauskienė, Ona Gražina; Okunevičiūtė Neverauskienė, Laima (Transformations in business & economics = Verslo ir ekonomikos transformacijos / Vilnius University. Kaunas Faculty of Humanities, Brno University of Technology, University of Latvia, 2015)
      The purpose of the article is to provide strategic guidelines for increasing employment and reducing unemployment in Lithuania with regard to the EU strategic documents in the field of employment, the European Commission's ...
    • Numerical methods for a class of generalized nonlinear Schrodinger equations 

      Amiranashvili, Shalva; Čiegis, Raimondas; Radžiūnas, Mindaugas (Kinetic and related models, 2015)
      We present and analyze di erent splitting algorithms for numerical solution of the both classical and generalized nonlinear Schr odinger equations describing propagation of wave packets with special emphasis on applications ...
    • Covariate model of pixel vector intensities of invasive H. sosnowskyi plants 

      Daugėla, Ignas; Sužiedelytė Visockienė, Jūratė; Tumelienė, Eglė; Skeivalas, Jonas; Kalinka, Maris (Journal of imaging, 2021)
      This article describes an agricultural application of remote sensing methods. The idea is to aid in eradicating an invasive plant called Sosnowskyi borscht (H. sosnowskyi). These plants contain strong allergens and can ...
    • Importance of occupancy information when simulating energy demand of energy efficient house: a case study 

      Martinaitis, Vytautas; Zavadskas, Edmundas Kazimieras; Motuzienė, Violeta; Vilutienė, Tatjana (Energy and buildings, 2015)
      During planning and design stages of energy efficient houses investor and designer deal with requirement to ensure very low energy consumption in operational stage of building life cycle. Any deviation appeared after ...
    • Analysis of the current logistics and transport challenges in the context of the changing environment 

      Barysienė, Jurgita; Batarlienė, Nijolė; Bazaras, Darius; Čižiūnienė, Kristina; Griškevičienė, Daiva; Griškevičius, Algirdas Juozapas; Lazauskas, Jonas; Mačiulis, Alminas; Palšaitis, Ramūnas; Vasilis Vasiliauskas, Aidas; Zinkevičiūtė, Virgilija (Transport, 2015)
      The rapidly changing world determines changes in the business processes. Logistics and transport are the areas facing constant changes. Therefore, an important point is to analyse the current problems of logistics and ...
    • Laisvės ir pasirinkimo sampyna Søreno Kierkegaardo egzistencinės krizės filosofijoje 

      Asakavičiūtė, Vaida (Logos, 2015)
      Šis straipsnis skirtas egzistencializmo pirmtako Søreno Kierkegaard’o filosofijos idėjų analizei. Straipsnyje keliamos ir įvairiais aspektais nagrinėjamos asmens laisvės ir vidinio egzistencinio pasirinkimo problemos. ...
    • Analysis of durability (frost resistance) of MSWI fly ash modified cement composites 

      Girskas, Giedrius; Kizinievič, Olga; Kizinievič, Viktor (Archives of civil and mechanical engineering, 2021)
      The research focused on efective utilisation of fy ash (FA) from municipal waste incineration plants. FA was found to have an efect on rheological characteristics (viscosity) of cement pastes, to suppress cement hydration ...
    • Customer loyalty in mobile banking: evaluation of perceived risk, relative advantages, and usability factors 

      Esmaeili, Ahmad; Haghgoo, Iman; Davidavičienė, Vida; Meidutė-Kavaliauskienė, Ieva (Inžinerinė ekonomika = Engineering economics, 2021)
      Information and communications technologies promote change in the service sector, and the banking sector is not an exception. Finding what factors impact consumer satisfaction with service and lead to loyalty is invariably ...