Ulaş Yaman

E-mail

uyaman@metu.edu.tr

Department

Department of Mechanical Engineering

ORCID

0000-0001-8598-9281

Scopus Author ID

35933610000

Web of Science Researcher ID

AAZ-9244-2020

Layer path updating algorithm based on Voronoi diagrams for material extrusion additive manufacturing ÖZCAN, MELİH; Hergul, Yigit; Yaman, Ulaş (2025-01-01) In Material Extrusion (MEX) types of Additive Manufacturing (AM) technologies, the continuity of the trajectories affects the surface quality of the artifacts manufactured and the time of fabrication. Continuous paths resu...
Mechanical Behaviour of Photopolymer Cell-Size Graded Triply Periodic Minimal Surface Structures at Different Deformation Rates Yılmaz, Yunus Emre; Novak, Nejc; Al-Ketan, Oraib; Erten, Hacer Irem; Yaman, Ulaş; Mauko, Anja; Borovinsek, Matej; Ulbin, Miran; Vesenjak, Matej; Ren, Zoran (2024-05-01) This study investigates how varying cell size affects the mechanical behaviour of photopolymer Triply Periodic Minimal Surfaces (TPMS) under different deformation rates. Diamond, Gyroid, and Primitive TPMS structures with ...
A Non-retracted Path Generation Algorithm for Material Extrusion Type of Additive Manufacturing Ozcan, Melih; Hergul, Yigit; Yaman, Ulaş (2024-01-01) Path planning algorithms are utilized in various fields to improve the efficiency of the defined tasks. Regarding extrusion based additive manufacturing (AM) technologies, an optimized path performs the same task in less t...
A rotary extrusion system with a rectangular-orifice nozzle: toward adaptive resolution in material extrusion additive manufacturing Gharehpapagh, Bahar; Dilberoglu, Ugur M.; Yaman, Ulaş; Dolen, Melik (2024-01-01) Material extrusion additive manufacturing (MEAM) has revolutionized the production of complex designs while minimizing the amount of effort required due to its simple production pipeline. However, MEAM naturally comes with...
A comprehensive guide to milling techniques for smoothing the surfaces of 3D-printed thermoplastic parts Dilberoglu, Ugur Mecid; Yaman, Ulaş; Dölen, Melik (2024-01-01) Purpose: This study aims to thoroughly examine the milling process applied to fused filament fabrication (FFF) parts. The primary objective is to identify the key variables in creating smooth surfaces on FFF specimens and ...
Adaptive Toolpath Generation for Material Extrusion Additive Manufacturing Using a Nozzle with Rectangular Orifice Gharehpapagh, Bahar; Dilberoğlu, Mecid Uğur; Yaman, Ulaş; Dölen, Melik (2023-09-25) Material Extrusion Additive Manufacturing has greatly simplified the production of complex designs, but it is often accompanied by a trade-off between build resolution and build rate. A higher build resolution can improve ...
Investigating the Strain Rate Sensitivity and Mechanical Behavior of Photopolymer Base Cellular Structures: Focus on Base Material and Cell-Graded Gyroid Structures Yılmaz, Yunus Emre; Novak, Nejc; Yaman, Ulaş; Ren, Zoran (2023-09-21) This study aims to enhance the understanding of the mechanical behavior of cellularstructures, with a particular focus on the strain rate sensitivity of the base material. Cellularstructures are known for their exceptional...
A comprehensive study on water jet guided laser micro hole drilling of an aerospace alloy Subasi, Levent; Gokler, Mustafa I.; Yaman, Ulaş (2023-09-01) Ultrasound emission monitoring Drilling of micro cooling holes on turbine components is of critical importance for the performance of a jet engine. Water jet guided laser is a convenient processing method to drill such hol...
Use of Auxetic Infill Structures for the Compensation of Shrinkage in Fused Filament Fabrication Process Uncu, Rahman; Bacikoglu, Mehmet Canberk; Caliskan, Burak; Yaman, Ulaş (2023-01-01) The polymer parts fabricated by Fused Filament Fabrication (FFF) process deteriorated noticeably in terms of dimensional accuracy due to the thermal processes during the fabrication and cooling phases. Commonly, researcher...
Use of Fused Filament Fabrication and Stereolithography Methods for the Additive Manufacturing of Horn Antennas Caliskan, Burak; Capraz, Kenan; Yaman, Ulaş (2023-01-01) Additive Manufacturing (AM) is a rapidly developing set of methods with lots of benefits. This technology promises fast, cheap and lightweight fabrication for the antennas and waveguides. Different AM technologies such as ...

Citation Formats