Başlık için listeleme
Toplam kayıt 1858, listelenen: 1012-1031
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Lateral Angular Co-Extrusion: Geometrical and Mechanical Properties of Compound Profiles
(MDPI, ST ALBAN-ANLAGE 66, CH-4052 BASEL, SWITZERLAND, 2020)A novel co-extrusion process for the production of coaxially reinforced hollow profiles has been developed. Using this process, hybrid hollow profiles made of the aluminum alloy EN AW-6082 and the case-hardening steel ... -
Laterit Liç Çözeltisinden Sinerjik Solvent Ekstraksiyon (SSX) Yöntemi Kullanılarak Nikel ve Kobalt Kazanımı
(TUBİTAK, 2019)Bu çalışmada, nikel sülfat (NiSO4.6H2O), kobalt sülfat (CoSO4.7H2O), manganez sülfat (MnSO4.H2O), magnezyum sülfat (MgSO4.7H2O) ve kalsiyum klorür (CaCl2.2H2O) tuzları deiyonize su ile çözündürülerek sentetik bir liç ... -
Leaching method selection for Caldag lateritic nickel ore by the analytic hierarchy process (AHP)
(ELSEVIERRADARWEG 29, 1043 NX AMSTERDAM, NETHERLANDS, 2017)Leaching is an important process in hydrometallurgical operations. This process is used to extract metals from the ores by dissolving them in a lixiviant. It is desired that the leaching method is able to provide high ... -
Leaching of Turkish Oxidized Pb–Zn Flotation Tailings by Inorganic and Organic Acids
(Springer, 2020)n eco-friendly approach and simultaneous recovery of metals from mine tailings is still a significant challenge. This study investigates the extraction of zinc metal from the Kayseri region oxidized lead-zinc (Pb–Zn) ... -
Leisure mobility changes during the COVID-19 pandemic – An analysis of survey and mobile phone data in Sweden
(ELSEVIER, 2023)The COVID-19 pandemic affected travelling in general, and the leisure mobility and the spatial distribution of travellers in particular. In most parts of the world, both domestic and international travel has been replaced ... -
Library as a third space
(Abdullah Gül Üniversitesi, Fen Bilimleri Enstitüsü, 2023)This study deals with the transformation of library spaces with the development of technology and the digitalization of information in the 20th century and aims to interpret and define the conceptual idea, architectural ... -
A life cycle approach for sustainable and energy efficient urban transport
(Abdullah Gül Üniversitesi / Fen Bilimleri Enstitüsü / Sürdürülebilir Kentsel Altyapı Mühendisliği Ana Bilim Dalı, 2021)The objective of this thesis study is to evaluate the sustainability of the urban transport system in Kayseri. In the first part, a life cycle sustainability assessment (LCSA) of the tramway system was performed using a ... -
Life Cycle Assessment of Internal Wall Panels: A Case Study of Sumerbank Kayseri Textile Factory Restoration Process
(Süleyman Demirel Üniversitesi, 2023)This study presents a case study that aims to select the ideal internal wall panel option causing less environmental impact for the Sumerbank Kayseri Textile Factory restoration process, which is now used as part of ... -
Life cycle assessment of lightweight concrete containing recycled plastics and fly ash
(TAYLOR & FRANCIS LTD, 2-4 PARK SQUARE, MILTON PARK, ABINGDON OR14 4RN, OXON, ENGLAND, 2020)Researchers put significant effort to decrease the environmental impact of concrete by using industrial by-products as an alternative binder. However, the considerable environmental impact still exists due to the consumption ... -
Life Cycle Assessment of the Neutralization Process in a Textile WWTP
(Erciyes Üniversitesi, 2020)Although industrial wastewater treatment plants (WWTP) have become an important part of textile facilities in reducing environmental pollution problems, they also produce sludge and various emissions such as high ... -
Life cycle sustainability assessment of a light rail transit system: Integration of environmental, economic, and social impacts
(WILEY111 RIVER ST, HOBOKEN 07030-5774, NJ, 2021)The transition toward sustainable urban transportation has gained importance in recent decades. However, urban transportation has not been addressed for all dimensions of sustainability. This study presents a life cycle ... -
Lifetime Analysis of Energy Harvesting Underwater Wireless Sensor Nodes
(IEEE345 E 47TH ST, NEW YORK, NY 10017 USA, 2017)The application of Wireless Sensor Networks (WSNs) in underwater environments poses various challenges. One of the most important problems is the limited lifetime of underwater sensor nodes. Considering how challenging and ... -
Lifetime Analysis of Error Control Schemes on Wireless Sensor Networks in Industrial Environments
(IEEE, 345 E 47TH ST, NEW YORK, NY 10017 USA, 2019)Due to the harsh channel conditions of the industrial environment, the data transmission over wireless channel suffers from erroneous packets. The energy consumption of error control schemes is of vital importance for ... -
Lifetime Analysis of Underwater Wireless Networks Concerning Privacy with Energy Harvesting and Compressive Sensing
(IEEE, 345 E 47TH ST, NEW YORK, NY 10017 USA, 2019)Underwater sensor networks (UWSN) are a division of classical wireless sensor networks (WSN), which are designed to accomplish both military and civil operations, such as invasion detection and underwater life monitoring. ... -
Lifetime analysis of wireless sensor nodes in different smart grid environments
(SPRINGER, 2014)Wireless sensor networks (WSNs) can help the realization of low-cost power grid automation systems where multi-functional sensor nodes can be used to monitor the critical parameters of smart grid components. The WSN-based ... -
Lifli betonlar için elastisite modülü tahmini
(PAMUKKALE UNIV, CAMPUS INCILIPINAR, DENIZLI, 20020, TURKEY, 2020)In this study, the effects of different discrete fiber types on the elastic modulus of concrete are investigated. For this purpose, 260 cylindrical pressure test specimens are compiled. The fiber types considered are steel, ... -
Like/dislike analysis using EEG: Determination of most discriminative channels and frequencies
(ELSEVIER IRELAND LTD, 2014)In this study, we have analyzed electroencephalography (EEG) signals to investigate the following issues, (i) which frequencies and EEG channels could be relatively better indicators of preference (like or dislike decisions) ... -
Linear and nonlinear optical properties of GaAs/Al(x)Ga1-xAs/GaAs/Al(y)Ga1-yAs multi-shell spherical quantum dot
(AIP Publishing, 2013)In this work, the optical properties of GaAs/AlxGa1-xAs/GaAs/AlyGa1-yAs multi-shell quantum dot heterostructure have been studied as a function of Al doping concentrations for cases with and without a hydrogenic donor atom. ... -
The linear optical properties of a multi-shell spherical quantum dot of a parabolic confinement for cases with and without a hydrogenic impurity
(IOP Publishing Ltd, 2012)Throughout this work, we aim to explore the linear optical properties of a semiconductor multi-shell spherical quantum dot with and without a hydrogenic donor impurity. The core and well layers are defined by the parabolic ... -
Linear variable optical attenuators with shaped-finger comb-drive actuators
(OPTICAL SOC AMER, 2010 MASSACHUSETTS AVE NW, WASHINGTON, DC 20036 USA, 2020)A design method is proposed for variable optical attenuators (VOAs), aiming at linear attenuation-voltage characteristics, and verified by finite element analysis. Devices of interest are planar VOAs based on microelectr ...
