Căutare Scientific papers - Annals of "Dunarea de Jos" University of Galati - Analele științifice ale Universității "Dunărea de Jos" din Galați după Data publicării

Afișează articolele 161-180 of 1845

    • Financial performance evolutions of textile sector enterprises 

      Bărbuţă-Mişu, Nicoleta (Universitatea "Dunărea de Jos" din Galaţi, 2005)
      The complete liberalization of international trade led to important changes in financial performances of the national enterprises. This paper has in view to present the consequences of these changes from the macroeconomic ...

    • Risk and economic growth 

      Stroe, Radu (Universitatea "Dunărea de Jos" din Galaţi, 2005)
      In the expectation of the EU integration, the improvement of the economic growth on medium term constitutes a national strategic objective. The achievement of a compatible economy regarding to the mechanism, structure and ...

    • Prescriptive model for strategic decision - making processes from the Romanian enterprises 

      Ştefanescu, Răzvan (Universitatea "Dunărea de Jos" din Galaţi, 2005)
      This paper proposes a prescriptive model for the strategic decision-making from the Romanian enterprises. Within the paper there will be described the phases implied in solving a strategic problem. Finally, there will be ...

    • The eludation of a critic on the core-peripheriry model - the analytic solution 

      Puşcaciu, Viorica; Puşcaciu, Florin Dan (Universitatea "Dunărea de Jos" din Galaţi, 2005)
      It has not passed a relatively long time since the article entitled ‘Increasing Returns and Economic Geography’ has been published, but along with the indisputable merit of author’s contribution, it is enforced the ...

    • Analysis of the Hecksher - Ohlim model 

      Muntean, Mihaela - Carmen (Universitatea "Dunărea de Jos" din Galaţi, 2005)
      The Hecksher-Ohlin theory is a theory of a long-term general balance where the two factors of production taken into account, namely work and capital, are interchangeable among the fields of activity. This theory considers ...

    • The role and the limits of the financial and economic analysis in modern economy 

      Maşca, Ema (Universitatea "Dunărea de Jos" din Galaţi, 2005)
      One of Romania’s priorities for the fulfillment of the objectives generated by its accession to the European Union is to improve its business environment. As part of this objective we have presented the essential role of ...

    • The ecologic production - a prioritary need in the Romanian Food Industry 

      Nicolai, Maria (Universitatea "Dunărea de Jos" din Galaţi, 2005)
      The ecological production implies several cultural and processing practices that have as main purpose protecting the environment, maintaining and raising the soil fertility and obtaining qualitative, unpolluted food ...

    • Laser Cladding of High-Speed Steel on a Steel Support 

      Levcovici, Dan Teodor; Boiciuc, Radu; Levcovici, Sanda Maria; Gheorghieș, Constantin (Universitatea "Dunărea de Jos" din Galați, 2005)
      Multilayer cladding by injection of high-speed steel powder with 0.82%C, 4.7%Mo, 6.4%W, 4.1%Cr, 2.02%V, 0.3%Mn, as chemical composition, in melted bath by CO2 continuous wave laser connected to x-y-z coordinate table was ...

    • Aspects Regarding the Widia Plates Behaviour Covered with TiN During the Cutting Process 

      Gaita, Mihai; Bordei, Marian (Universitatea "Dunărea de Jos" din Galați, 2005)
      The microscopic property that depends on the interfacial structure and on the tension to which the interface is submitted is called adherence. The strong connection in the interfacial area, low tension gradients, the ...

    • Physico-Mechanical Characteristics of Hard Alloys Made Out of Many Carbides 

      Constantinescu, Stela (Universitatea "Dunărea de Jos" din Galați, 2005)
      The Hard alloys of type WC-TiC-Co can be used to process materials with long chips, such as steels [1]. Titanium carbide or TiC-WC solid solutions, added as alloying constituents in the compositions of WC-Co pseudo-alloys ...

    • Corrosion Resistance of the Composition Materials System (Cu-Al)-Mo, Obtained by the EB-PVD Method 

      Grechanyuk, V.; Artyuh, Y. (Universitatea "Dunărea de Jos" din Galați, 2005)
      For development of new composition materials for the electric contacts, which would differ by high electric conductivity, mechanical properties, corrosive and erosion resistance in conditions of high temperature’s ...

    • Experimental Reaearch of Sintered Porous Materials of Bronze Powders 

      Vida-Simiti, I.; Jumate, N.; Bolog, T.; Batin, G. (Universitatea "Dunărea de Jos" din Galați, 2005)
      Porous sample were fabricated by sintering of bronze ( Cu Sn10) with different particle size range. The paper investigates the influence of the particle size distribution, temperature and sintering time on the structural ...

    • Researches Regardingbthe Thermomechanical Treatments Influence on the Structure and Characteristics of the Aluminium Alloys for Aeronautics 

      Vasilescu, Elisabeta; Doniga, Ana (Universitatea "Dunărea de Jos" din Galați, 2005)
      The laboratory experiments were made on the two aluminium alloyed qualities used for aeronautical industry. More working conditions of the intermediary (PTMI) and finally (PTMF) thermomechanical treatments were used on ...

    • The Use of Systems Analysis in Environmental Engineering 

      Paraschiv, Spiru; Paraschiv, Lizica Simona; Ion, Ion V. (Universitatea "Dunărea de Jos" din Galați, 2005)
      The depletion of energy resources has been of primary concern in the `70s and `80s. In recent years, the decline of the environment due primarily to our energy-related activities has become severe and raises serious ...

    • Researches Regarding Improvement of the Fatigue Limit by Heat Treatments of the Al-Alloys for Aeronautics Industry 

      Doniga, Ana; Vasilescu, Elisabeta; Istrate, Miltiade; Vasilescu, Ioan; Măcuță, Silviu (Universitatea "Dunărea de Jos" din Galați, 2005)
      The laboratory experiments were made on the two aluminium alloyed qualities used for aeronautical industry. The structure and mechanical characteristics were analyzed and the gotten results were compared using those two ...

    • Researches Regarding the Rolling of the Sinterized Metallic Powders Strips 

      Istrate, Sorin Miltiade; Petrea, Ionel (Universitatea "Dunarea de Jos" din Galați, 2005)
      This paper work is distinguishing the size modification of those two material layers gotten by the bimetallic strip rolling, joined by the sintering. The iron powders sediment was achieved on the steel strip backing. ...

    • Researches Concerning the Correlation of the Semiplanetary Rolling Process Factors 

      Cănănău, Nicolae; Alexandru, Petrică; Gurău, Gheorghe; Preda, Adriana (Universitatea "Dunărea de Jos" din Galați, 2005)
      An available solution of the elimination of the superficial cracks network at the continuous cast slabs is the semiplanetary rolling. The application of a semiplanetary rolling mill at the exit of slab from the curve zone ...

    • Mechanical and Tribological Properties of TiCxOy Thin Films 

      Munteanu, Daniel; Borcea, Bogdan; Munteanu, Alexandru; Cozma, Rodica; Vaz, Filipe (Universitatea "Dunărea de Jos" din Galați, 2005)
      The main purpose of this work consists on the preparation of single layered titanium oxycarbide, TiCxOy, thin films, deposited by d.c. reactive magnetron sputtering. The depositions were carried out from a TiC solid ...

    • Thermomechanical Processing of Microalloyed Steels Used for Naval and Oil Industries 

      Doniga, Ana; Vasilescu, Elisabeta; Istrate, Miltiade; Măcuță, Silviu (Universitatea "Dunărea de Jos" din Galați, 2005)
      This paperwork shows the laboratory experiments made on X60 and X65 steels with several intercritical thermomechanical treatment application. Two variants were used: “down-up” thermomechanical treatment with heating and ...

    • Elastoplastic Model for the Steel Bars Under Thermal Treatments 

      Alexandru, Petrică; Potecașu, Octavian; Potecașu, Florentina (Universitatea "Dunarea de Jos" din Galați, 2005)
      In order to understand material behavior, during the stresses action produced by thermal effects of volume, was started from Hooke relations, whereat was added the expressions that take into account these effects. Have ...