Now showing items 60-79 of 115

    • Masonry infill walls in reinforced concrete frames as a source of structural damping 

      Özkaynak, Hasan; Yüksel, Ercan; Yalçın, Cem; Dindar, Ahmet Anıl; Büyüköztürk, Oral (Wiley-Blackwell, 111 River St, Hoboken 07030-5774, Nj Usa, 2014-06)
      This paper presents the results of an experimental study on the determination of damping characteristics of bare, masonry infilled, and carbon fiber reinforced polymer retrofitted infilled reinforced concrete (RC) frames. ...
    • Mathematical Formulation Of Instability Of A Subsea Suspendent Pipeline 

      Mastanzade, Nijat; Yılmaz, Levent (Journal Vibroengineering, Geliu Ratas 15 A, Kaunas, Lt-50282, Lithuania, 2010-12)
      Lateral vibration of underwater suspended pipeline was investigated for the case of pipeline oscillation due to vortex shedding. Firstly, tension force was defined at the connection legs on sea bottom. To define the dynamical ...
    • Membrane integrated process for advanced treatment of high strength Opium Alkaloid wastewaters 

      İnsel, Hayrettin Güçlü; Karagündüz, Ahmet; Aksel, Murat; Çokgör, Emine; Kör Bıçakçı, Gökçe; Özyıldız, Gökşin; Toroz, İsmail; Keskinler, Bülent (IWA Publishing, Alliance House, 12 Caxton St, London Sw1H0Qs, England, 2018-04)
      In this study, an integrated aerobic membrane bioreactor (MBR)-nanofiltration (NF) system has been applied for advanced treatment of Opium processing wastewaters to comply with strict discharge limits. Aerobic MBR treatment ...
    • Monitoring the Tectonic Plate Movements in Turkey Based on the National Continuous GNSS Network 

      Uzel, Turgut; Eren, Kamil; Gülal, Vahap Engin; Tiryakioğlu, İbrahim; Dindar, Ahmet Anıl; Yılmaz, Haluk (Springer Heidelberg, Tiergartenstrasse 17, D-69121 Heidelberg, Germany, 2013-09)
      In recent decades, the space geodesy has been applied to the areas such as transportation, infrastructure planning, navigation, etc. Among them, the precise positioning at the Global Navigation Satellite System (GNSS) ...
    • Necessity and adequacy of near-source factors for not-so-tall fixed-base buildings 

      Alhan, Cenk; Sürmeli, Melih (Springer, 233 Spring St, New York, Ny 10013 USA, 2015-03)
      Nonlinear response history analyses and use of strong ground motion data including near-field effects has become a common practice in both performance based design of tall buildings and design of base-isolated buildings. ...
    • Organic Modification Of Montmorillonite With Low Molecular Weight Polyethylene Glycols And İts Use İn Polyurethane Nanocomposite Foams 

      Sarıer, Nihal; Önder, Emel (Elsevier Science Bv, Po Box 211, 1000 Ae Amsterdam, Netherlands, 2010-10-20)
      This paper deals with the preparation of organoclays by intercalating poly(ethylene glycol) molecules (PEG) between Na montmorillonite (Na-MMT) layers in a clay-water suspension system. X-ray diffraction (XRD) results of ...
    • Organic Phase Change Materials And Their Textile Applications: An Overview 

      Sarıer, Nihal; Önder, Emel (Elsevier Science Bv, Po Box 211, 1000 Ae Amsterdam, Netherlands, 2012-07-20)
      An organic phase change material (PCM) possesses the ability to absorb and release large quantity of latent heat during a phase change process over a certain temperature range. The use of PCMs in energy storage and thermal ...
    • Parametric Study of the Seismic Response of Base Isolated Liquid Storage Tanks with Lead-Core Elastomeric Bearings 

      Yazıcı, Gökhan (Polish Acad Sciences Inst Physics, Al Lotnikow 32-46, Pl-02-668 Warsaw, Poland, 2014-02)
      Field reports from past earthquakes indicate that liquid storage tanks are quite susceptible to earthquake related damages due to the sloshing motion of the contained liquid and that the failure of these structures can ...
    • Pavement Characteristics Affecting The Frequency Content Of Tire/Pavement Noise 

      Öngel, Aybike; Harvey, John (Inst Noise Control Engineering, Iowa State Univ, College Engineering, 212 Marston Hall, Ames, Ia 50011-2152 Usa, 2010-11)
      Tire/pavement noise is a major contributor to traffic noise at highway speeds. Annoyance is more closely related to frequency content than to overall A-weighted noise levels, therefore spectral content analysis of tire/pavement ...
    • Performance Of Alternative CFRP Retrofitting Schemes Used In Infilled RC Frames 

      Yüksel, Ercan; Özkaynak, Hasan; Büyüköztürk, Oral; Yalçın, Cem; Dindar, Ahmet Anıl; Sürmeli, M.; Taştan, D. (Elsevier Sci Ltd, The Boulevard, Langford Lane, Kidlington, Oxford Ox5 1Gb, Oxon, England, 2010-04)
      A number of experimental studies have been reported in recent literature about the beneficial effects of infill walls on the seismic response of reinforced concrete (RC) frames. The experimental study presented in this ...
    • Prediction of Lifetime for Different Asphalt Concrete Mixes 

      Öngel, Aybike; Harvey, John (Taylor & Francis Ltd, 4 Park Square, Milton Park, Abingdon Ox14 4Rn, Oxon, England, 2012)
      The California Department of Transportation has been using open-graded mixes to reduce traffic noise levels and to improve wet weather safety. There is a need to identify how long open-graded mixes last in terms of ...
    • Preparation Of Phase Change Material-Montmorillonite Composites Suitable For Thermal Energy Storage 

      Sarıer, Nihal; Önder, Emel; Özay, Serap; Özkılıç, Yılmaz (Elsevier Science Bv, Po Box 211, 1000 Ae Amsterdam, Netherlands, 2011-09-20)
      A new type of organoclay composite (PMMT) with good heat storage and release capacity was produced by intercalating n-hexadecane with Na-montmorillonite (Na-MMT) in a surfactant-assisted medium. The expansion of Na-MMT ...
    • Principal Components Regression of Onboard Sound Intensity Levels 

      Öngel, Aybike; Kohler, Erwin; Harvey, John (ASCE-AMER SOC CIVIL ENGINEERS, 1801 ALEXANDER BELL DR, RESTON, VA 20191-4400 USA, 2008-11)
      Roadways paved with open graded asphalt mixes typically generate lower traffic noise levels as compared to other types of pavements. A program was initiated in 2005 in California to evaluate the effectiveness of noise ...
    • Private Finance Initiative (PFI) For Road Projects In Uk: Current Practice With A Case Study 

      Dikmen, Seyyit Ümit; Akbıyıklı, Rıfat; Eaton, David (Svenciliste U Zagrebu, Fakultet Prometnih Znanosti, Vukeliceva 4, Zagreb, 10000, Croatia, 2011)
      The long-term sustainable provision of new and high quality maintained road stock is vitally important, especially in times of economic constraint such as Europe is currently experiencing. The Private Finance Initiative ...
    • Pro-environmental Behavior of University Students: Influence of Cultural Differences 

      Tezel, Ecem; Uğural, Mehmet Nurettin; Giritli, Heyecan (European Center Sustainable Development, Via Dei Fiori 34, Rome, 00172, Italy, 2018)
      Responsible Consumption and Production, among the Sustainable Development Goals, indicates that humans should be aware of environmental problems which are to some extent, direct or indirect consequences of their behaviors. ...
    • Production of PEG grafted PAN copolymers and their electrospun nanowebs as novel thermal energy storage materials 

      Sarıer, Nihal; Arat, Refik; Menceloğlu, Yusuf; Önder Karaoğlu, Emel; Boz, Ezgi Ceren; Oğuz, Oğuzhan (Elsevier Science Bv, Po Box 211, 1000 AE Amsterdam, Netherlands, 2016-11-10)
      This paper deals with the synthesis of poly(ethylene glycol) (PEG) grafted poly(acrylo nitrile) (PAN) copolymers as novel solid-solid phase change materials via two step free radical polymerization reaction. The structural ...
    • Quasi-Static And Pseudo-Dynamic Testing Of Infilled RC Frames Retrofitted With CFRP Material 

      Özkaynak, Hasan; Yüksel, Ercan; Büyüköztürk, Oral; Yalçın, Cem; Dindar, Ahmet Anıl (Elsevier Sci Ltd, The Boulevard, Langford Lane, Kidlington, Oxford Ox5 1Gb, Oxon, England, 2011-03)
      The intact infill walls in reinforced concrete (RC) frames have beneficial effects to overall behavior in terms of stiffness, strength and energy dissipation in the event of seismic actions. The rationale of this paper is ...
    • Results From A Comprehensive Global Navigation Satellite System Test In The CORS-TR Network: Case Study 

      Eren, Kamil; Uzel, Turgut; Gülal, Engin; Yıldırım, Ömer; Cingöz, Ayhan (Asce-Amer Soc Civil Engineers, 1801 Alexander Bell Dr, Reston, Va 20191-4400 Usa, 2009-02)
      This paper presents one of the most comprehensive tests conducted about the real-time kinematics (RTK) and continuously operating reference stations (CORS) network using instruments from three global positioning system ...
    • Retrofit Of The Masonry Minaret Of Historical Mosque With Frp: A Case Study 

      Türk, Ahmet Murat; Coşgun, Cumhur (Crc Press-Taylor & Francis Group, 6000 Broken Sound Parkway Nw, Ste 300, Boca Raton, Fl 33487-2742 Usa, 2010)
      This paper deals with the seismic behavior and a new retrofit strategy of block masonry minaret of a historical mosque in Istanbul. Today, it is a well known fact that earthquakes are one of the most important problems ...
    • River Sediment Transport And Coastal Erosion in The Southeastern Black Sea Rivers 

      Berkun, Mehmet; Aras, Egemen (Veda, Slovak Acad Sciences, Dubravska Cesta 9, 842 34 Brastislava, Slovakia, 2012)
      In the Southeastern Black Sea Region, rivers are dammed for hydroelectric power and irrigation. The natural course of fluvial alluvium transport is almost completely altered because of planned and constructed dams and ...