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Information on didactic, research and institutional assignments on this page are certified by the University; more information, prepared by the lecturer, are available on the personal web page and in the curriculum vitae indicated on this webpage.
Information
LecturerDemir Ali Gokhan
QualificationAssociate professor full time
Belonging DepartmentDipartimento di Meccanica
Scientific-Disciplinary SectorIIND-04/A - Manufacturing Technologies And Systems
Curriculum VitaeDownload CV (139.12Kb - 10/12/2019)
OrcIDhttps://orcid.org/0000-0002-8000-468X

Contacts
Office hours
DepartmentFloorOfficeDayTimetableTelephoneFaxNotes
---------FridayFrom 15:00
To 16:00
------Ask for an appointment via mail.
E-mailaligokhan.demir@polimi.it
Personal websitehttp://sitec.mecc.polimi.it

Data source: RE.PUBLIC@POLIMI - Research Publications at Politecnico di Milano

List of publications and reserach products for the year 2025 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Conference proceedings
Energy use and productivity assessment of laser welding for a digitalized production in thin film food packaging (Show >>)
Journal Articles
Conduction mode welding of Cu hairpins with a 3 kW blue laser with external features correlated to quality attributes (Show >>)
Laser Powder Bed Fusion of Pure Zinc Electrodes for the Manufacturing of Biodegradable Batteries: Process Development and Preliminary Electrochemical Testing (Show >>)


List of publications and reserach products for the year 2024 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Contributions on scientific books
Challenges and Opportunities for Laser Applications in Electric Vehicle Manufacturing (Show >>)
Conventional and Innovative Aspects of Bespoke Metal Implants Production (Show >>)
Fine Porous Structures Fabricated Using Laser Powder Bed Fusion of Ti–6Al–4 V (Show >>)
Conference proceedings
A novel method for laser micro drilling of holes with a higher geometrical accuracy (Show >>)
In-source dynamic beam shaping of Al alloys processed via LPBF: Effect of novel beam profiles on surface roughness and microstructure (Show >>)
Laser Hairpin Stripping With a New Generation CO2 Laser at Lower Wavelength for E-Drive Manufacturing (Show >>)
Laser induced forward transfer with high resolution for microelectronics applications (Show >>)
Long-Term benchmarking of laser technologies and process improvement for Cu hairpin welding in electric drive manufacturing (Show >>)
Low-temperature tensile properties of meta-stable β titanium Ti-5Al-5V-5Mo-3Cr alloy fabricated by pulsed laser powder bed fusion (Show >>)
Spectral emission characteristics of single point exposure LPBF process (Show >>)
The effect of in-source spatial beam shaping on the laser welding of e-mobility metals and alloys (Show >>)
Towards sustainable rechargeable batteries via Single Point Exposure Laser Powder Bed Fusion of pure Zn lattice structures (Show >>)
Editorship of scientific books
Editorial (Show >>)
Journal Articles
Analytical modeling and characterization of ring beam profiles for high-power lasers used in industrial manufacturing (Show >>)
Annealing of bismuth telluride-based thick films by laser irradiation (Show >>)
Comprehensive benchmarking of laser welding technologies including novel beam shapes and wavelengths for e-drive copper hairpins (Show >>)
Embroidered Property Materials: A Novel Strategy for Developing Patterned Materials (Show >>)
Fatigue analysis of hybrid steel construction parts using LPBF on hot-rolled steel (Show >>)
Gap bridging in laser welding of EN AW 5083 with different joint configurations via beam oscillation and filler wire (Show >>)
Hybrid use of a robotic welding system in remote laser separation of thin-sheet Al casings for the recycling of battery packs (Show >>)
Influence of metal oxides on biocompatibility of additively manufactured NiTi (Show >>)
Laser assisted electrodeposition of binary metallic alloys from water-based electrolytes: The case of palladium‑platinum (Show >>)
Laser beam shaping facilitates tailoring the mechanical properties of IN718 during powder bed fusion (Show >>)
Laser induced reverse transfer of bulk Cu with a fs-pulsed UV laser for microelectronics applications (Show >>)
Optimising degradation and mechanical performance of additively manufactured biodegradable Fe–Mn scaffolds using design strategies based on triply periodic minimal surfaces (Show >>)
Performance of laser metal deposition on hot-rolled stainless steel for hybrid steel structures (Show >>)
Seam tracking and gap bridging during robotic laser beam welding via grayscale imaging and wobbling (Show >>)
Sensor Selection and Defect Classification via Machine Learning During the Laser Welding of Busbar Connections for High-Performance Battery Pack Production (Show >>)
Study of burst mode for enhancing the ps-laser cutting performance of lithium-ion battery electrodes (Show >>)
Surface Reconditioning of Lithium Metal Electrodes by Laser Treatment for the Industrial Production of Enhanced Lithium Metal Batteries (Show >>)
Tailoring the microstructure of Fe-2.9wt.%Si alloy in laser powder bed fusion using in-source beam shaping (Show >>)
Temporal and Spatial Beam Shaping in LPBF for Fine and Porous Ti-Alloy Structures for Regenerative Fuel Cell Applications (Show >>)
Temporal modulation of the laser emission power for microstructural manipulation in powder bed fusion (Show >>)
The Influence of Beam Shape on the Single-Track Formation of Pure Zn Towards the Additive Manufacturing of Battery Electrodes (Show >>)


List of publications and reserach products for the year 2023 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Abstract in Rivista
Building Orientation and Heat Treatments Effect on the Pseudoelastic Properties of NiTi Produced by LPBF (Show >>)
Abstract in Atti di convegno
Laser induced forward and reverse transfer for additive manufacturing of multimaterial micro components (Show >>)
Patents
Sistema e metodo per il controllo qualità di un giunto di saldatura tra una coppia di estremità di elementi conduttori di un avvolgimento induttivo di uno statore (Show >>)
Conference proceedings
Laser Assisted Electrodeposition of Metals and Alloys (Show >>)
Lasers in the manufacturing of cardiovascular metallic stents: Subtractive and additive processes with a digital tool (Show >>)
Journal Articles
Additive manufacturing and post-processing of superelastic NiTi micro struts as building blocks for cardiovascular stents (Show >>)
Additive manufacturing of Ti-6Al-4V alloy by micro-laser metal wire deposition with pulsed wave emission: processability and microstructure formation (Show >>)
Characterization of LPBF Produced Fe2.9wt.%Si for Electromagnetic Actuator (Show >>)
Developing the Additive Manufacturing Chain of AlSi7Mg with Laser Powder Bed Fusion and Tailored Heat Treatments for Railway Spare Parts (Show >>)
Effect of in-source beam shaping and laser beam oscillation on the electromechanical properties of Ni-plated steel joints for e-vehicle battery manufacturing (Show >>)
Electromagnetic shielding properties of LPBF produced Fe2.9wt.%Si alloy (Show >>)
Feasibility of using bio-mimicking fish scale textures in LPBF for water drag-reducing surfaces (Show >>)
Hand-Held Laser Welding of AISI301LN for components with aesthetic requirements: Toward the integration of machine and human intelligence (Show >>)
Hybrid manufacturing of steel construction parts via arc welding of LPBF-produced and hot-rolled stainless steels (Show >>)
Methodological comparison of laser stripping solutions with contemporary pulsed lasers for e-drive copper hairpins (Show >>)
Microcutting of glass with high ablation efficiency by means of a high power ps-pulsed NIR laser (Show >>)
The influence of novel beam shapes on melt pool shape and mechanical properties of LPBF produced Al-alloy (Show >>)


List of publications and reserach products for the year 2022 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Abstract in Atti di convegno
Additive manufacturing and applications of FESI2.9 soft magnetic meterial (Show >>)
Trends in Additive Manufacturing for Medical Devices: Applications and Challenges (Show >>)
Patents
APPARATUS AND PROCESS FOR SURFACE PROCESSING OF CYLINDRICAL BODIES, IN PARTICULAR ROLLING CYLINDERS (Show >>)
Procedimento di lavorazione laser di un materiale metallico basato sulla determinazione automatica del materiale o dei parametri di lavorazione (Show >>)
Contributions on scientific books
Development of Single Point Exposure Strategy to Suppress Vapour Formation During the Laser Powder Bed Fusion of Zinc and Its Alloys (Show >>)
Conference proceedings
Energy input adaptation according to part geometry in selective laser melting through empirical modelling of thermal emission (Show >>)
Functional characterization of L-PBF produced FeSi2.9 Soft Magnetic Material (Show >>)
Integrated Robot Motion and Process control for manufacturing reshaping (Show >>)
Patient-specific cardiovascular superelastic NiTi stents produced by laser powder bed fusion (Show >>)
Potential Causes for Cracking of a Laser Powder Bed Fused Carbon-free FeCoMo Alloy (Show >>)
Journal Articles
A novel paradigm for feedback control in LPBF: layer-wise correction for overhang structures (Show >>)
Additively manufactured Fe-35Mn-1Ag lattice structures for biomedical applications (Show >>)
Building Orientation and Heat Treatments Effect on the Pseudoelastic Properties of NiTi Produced by LPBF (Show >>)
Coordination of spatial and temporal laser beam profile towards ultra-fine feature fabrication in laser powder bed fusion (Show >>)
Cracking mechanism in a laser powder bed fused cold-work tool steel: The role of residual stresses, microstructure and local elemental concentrations (Show >>)
Direct laser interference patterning via scanning optics using the Michelson-Morley configuration (Show >>)
Enabling multi-material gradient structure in laser powder bed fusion (Show >>)
External Illumination Enables Coaxial Sensing of Surface and Subsurface Molten Pool Geometry in LPBF (Show >>)
Influence of production batch related parameters on static and fatigue resistance of LPBF produced AlSi7Mg0.6 (Show >>)
Influence of shielding gas flow on the μLMWD of biodegradable Mg alloy and permanent stainless steel for additive manufacturing of biomedical implants (Show >>)
Interplay between powder catchment efficiency and layer height in self-stabilized laser metal deposition (Show >>)
Laser weldability of laser powder bed fused AlSi7Mg0.6 (Show >>)
Processability and cracking behaviour of novel high-alloyed tool steels processed by Laser Powder Bed Fusion (Show >>)
Processability of pure Cu by LPBF using a ns-pulsed green fiber laser (Show >>)
Role of metal 3D printing to increase quality and resource-efficiency in the construction sector (Show >>)
Understanding the effects of temporal waveform modulation of laser emission power in laser powder bed fusion: Part II - Experimental investigation (Show >>)
Understanding the effects of temporal waveform modulation of the laser emission power in laser powder bed fusion: Part I - Analytical modelling (Show >>)


List of publications and reserach products for the year 2021 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Abstract in Atti di convegno
Ni-Ti stents produced by SLM: design, manufacturing and functional properties (Show >>)
Patents
APPARECCHIATURA E PROCESSO PER LA LAVORAZIONE SUPERFICIALE DI CORPI CILINDRICI, IN PARTICOLARE DI CILINDRI DI LAMINAZIONE (Show >>)
Conference proceedings
Energy input adaptation according to part geometry in selective laser melting through empirical modelling of thermal emission (Show >>)
High speed videography of gap bridging with beam oscillation and wire feeding during the laser welding of stainless steel and aluminum alloys (Show >>)
Potential causes for cracking of a laser powder bed fused carbon-free FeCoMo alloy (Show >>)
Journal Articles
DEMO radioactive wastes: Decarburization, recycling and reuse by additive manufacturing (Show >>)
Defects in a Laser Powder Bed Fused Tool Steel (Show >>)
Design of an Innovative Oxide Dispersion Strengthened Al Alloy for Selective Laser Melting to Produce Lighter Components for the Railway Sector (Show >>)
Laser powder bed fusion of a topology optimized and surface textured rudder bulb with lightweight and drag-reducing design (Show >>)
Martensitic transformation, microstructure and functional behavior of thin-walled Nitinol produced by micro laser metal wire deposition (Show >>)
Nonintrusive estimation of subsurface geometrical attributes of the melt pool through the sensing of surface oscillations in laser powder bed fusion (Show >>)
Recent advances and directions in the development of bioresorbable metallic cardiovascular stents: Insights from recent human and in vivo studies (Show >>)
Selective laser melting of NiTi stents with open-cell and variable diameter (Show >>)
Single point exposure LPBF for the production of biodegradable Zn-alloy lattice structures (Show >>)
Surface finishing by laser re-melting applied to robotized laser metal deposition (Show >>)
Understanding the deformation mechanisms of horizontal internal channels during the LPBF of 18Ni300 maraging steel (Show >>)
manifesti v. 3.9.3 / 3.9.3
Area Servizi ICT
19/04/2025