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An Improved Vantage Point Bees Algorithm to Solve Combinatorial Optimization Problems from TSPLIB

Zeybek, Sultan; Ismail, Asrul Harun; Hartono, Natalia; Caterino, Mario; Jiang, Kaiwen (Wiley, 2021)

This paper presents an improved version of the Vantage Point Bees Algorithm (VPBA-II), which is implemented to solve the Travelling Salesman Problem. The Vantage Point Tree has been used to produce initial tour solutions ...

Improvement of Corrosion Resistance of Maraging Steel Manufactured by Selective Laser Melting Through Intercritical Heat Treatment

Khan, Hamaid Mahmood; Özer, Gökhan; Yılmaz, Mustafa Safa; Tarakçı, Gürkan (Natl Assoc Corrosion Eng, 2022)

Selective laser melting allows the layerwise fabrication of bespoke designs, creating new prospects in applications and properties compared to conventional methods. Like other ultra-high-strength steels, maraging steels ...

Improving the Surface Quality and Mechanical Properties of Selective Laser Sintered PA2200 Components by the Vibratory Surface Finishing Process

Khan, Hamaid M.; Sirin, Tolga B.; Tarakçı, Gürkan; Bulduk, Mustafa E.; Coşkun, Mert; Koç, Ebubekir; Kaynak, Yusuf (Springer, 2021)

This paper attempts to improve the physical and mechanical properties of selective laser sintered polyamide PA2200 components through a vibratory surface finishing process by inducing severe plastic deformation at the ...

In Situ Dynamic System Identification of Historic Masonry Monuments Based on Non-destructiveTesting

Dabanlı, Ömer; Kahya, Yegan; Çılı, Feridun (Istanbul Teknik Universitesi, Faculty of Architecture, 2021)

Istanbul is home to numerous architectural heritage which are in a great variety built by Byzantine and Ottoman period. On the other hand, cultural heritage buildings are faced with serious earthquake risks which require ...

In Situ Synthesis and Cell Line Studies of Nano-Hydroxyapatite/Graphene Oxide Composite Materials For Bone Support Applications

Özder, Melike Nur; Çiftçi, Fatih; Rencüzoğulları, Özge; Arışan, Elif Damla; Üstündağ, Cem Bülent (Elsevier, 2023)

The current work presents and discusses the findings of on the structural, chemical and thermal properties of in situ synthesis of graphene oxide-hydroxyapatite (GO/HA) nanocomposite materials doped with graphene oxide (w/w) ...

Inelastic Displacement Ratios for Evaluation of Degrading Peak - Oriented SDOF Systems

Börekçi, Muzaffer; Kırçıl, Murat S.; Ekiz, İbrahim (Budapest University of Technology and Economics, 2018)

Estimation of the inelastic displacement demand (IDD) is an important part of the performance-based design. Coefficient method is one of the methods for the estimation of IDD and in this method, IDD is determined by ...

Influence of High-Velocity Oxy-fuel Sprayed Cr3C2-NiCr Coating on Corrosion and Wear Properties of AISI 2205

Işık, Rasim Göker; Kısasöz, Burçin Özbay; Tarakçı, Gürkan; Karabeyoğlu, Sencer Süreyya; Uğuz, Tolun; Kısasöz, Alptekin (Springer, 2024)

In this study, Cr3C2/10%NiCr layer was deposited on the AISI 2205 duplex stainless steel by the HVOF technique. Microstructural, tribological and corrosion behaviors of the coated and uncoated samples were investigated. ...

Influence of Pulse-Like Near-Fault Ground Motions on the Base-Isolated Buildings with LRB Devices

Özuygur, Ali Ruzi; Farsangi, Ehsan Noroozinejad (American Society of Civil Engineers (ASCE), 2021)

Seismic base isolation is a passive structural control system that has been effectively utilized as an innovative seismic-resistant design method in the past decades. The properties of earthquake ground motions have ...

Influence of The Phase Balance and Cooling Conditions on The Microstructure and Corrosion Behavior of Solution-treated 1.4462 Duplex Stainless Steel

Yalçıner, Gülüzar; Özer, Gökhan; Kısasöz, Alptekin; Karaaslan, Ahmet (IOP Publishing, 2019)

In this study, effect of cooling rate on the microstructure and corrosion behavior of the solutiontreated 1.4462 alloy was investigated. 1.4462 alloy was heat-treated at 1000 °C, 1120 °Cand 1200 °C for different duration ...

Influence of the Post-Processing Operations on Surface Integrity of Metal Components Produced by Laser Powder Bed Fusion Additive Manufacturing: a Review

Khan, Hamaid Mahmood; Karabulut, Yusuf; Kitay, Özhan; Kaynak, Yusuf; Jawahir, I. S. (Taylor & Francis Group, 2021)

As industries are increasingly adopting the laser powder bed fusion (LPBF) additive manufacturing (AM) process, it is crucial to understand the process closely and to find ways to improve the final quality of the finished ...

Infuence of Post‑processing on Additively Manufactured Lattice Structures

Majeed, Mobin; Khan, Hamaid Mahmood; Wheatley, Greg; Situ, Rong (Springer Science and Business Media Deutschland GmbH, 2022)

The rapid evolution in additive manufacturing (AM) technology advocates a periodic assessment of the recent progress in the process and product developments. One such area is lattice structure (LS) fabrication with ...

Ingeborg Hauenschild, Die Tierbezeichnungen bei Mahmud ai-Kaschgari, Eine Untersuchung aus Sprach- und Kulturhistorischer Sicht

Kutalmış, Mehmet (Kitabevi, 2003-09)

[No Abstract Available]

Integer Programming Versus Constraint Programming: a Course Timetabling Case Study

Gülcü, Ayla; Bulkan, Serol (University of Cincinnati Industrial Engineering, 2019)

In this study, two solution approaches are compared for a real-world, moderate-size but a highly constrained university course timetabling problem. The first approach is developing an integer programming model and solving ...

Integrated Rail System and EV Parking Lot Operation With Regenerative Braking Energy, Energy Storage System and PV Availability

Çiçek, Alper; Şengör, İbrahim; Güner, Sıtkı; Karakuş, Furkan; Erenoğlu, Ayşe Kübra; Erdinç, Ozan; Shafie-khah, Miadreza; Catalão, João P. S. (IEEE, 2022)

A significant advancement regarding the electrification of transportation has occurred in recent years due to technological developments, environmental concerns, and geopolitical issues in the energy areas all over the ...