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Le informazioni sulla didattica, sulla ricerca e sui compiti istituzionali riportate in questa pagina sono certificate dall'Ateneo; ulteriori informazioni, redatte a cura del docente, sono disponibili sulla pagina web personale e nel curriculum vitae indicati nella scheda.
Informazioni sul docente
DocenteDemir Ali Gokhan
QualificaProfessore associato a tempo pieno
Dipartimento d'afferenzaDipartimento di Meccanica
Settore Scientifico DisciplinareING-IND/16 - Tecnologie E Sistemi Di Lavorazione
Curriculum VitaeScarica il CV (139.12Kb - 10/12/2019)

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Pagina web redatta a cura del docentehttp://sitec.mecc.polimi.it

Fonte dati: RE.PUBLIC@POLIMI - Research Publications at Politecnico di Milano

Elenco delle pubblicazioni e dei prodotti della ricerca per l'anno 2022 (Mostra tutto | Nascondi tutto)
Tipologia Titolo Pubblicazione/Prodotto
Contributi su volumi (Capitolo o Saggio)
Development of Single Point Exposure Strategy to Suppress Vapour Formation During the Laser Powder Bed Fusion of Zinc and Its Alloys (Mostra >>)
Articoli su riviste
Cracking mechanism in a laser powder bed fused cold-work tool steel: The role of residual stresses, microstructure and local elemental concentrations (Mostra >>)
Enabling multi-material gradient structure in laser powder bed fusion (Mostra >>)
Interplay between powder catchment efficiency and layer height in self-stabilized laser metal deposition (Mostra >>)
Processability and cracking behaviour of novel high-alloyed tool steels processed by Laser Powder Bed Fusion (Mostra >>)

Elenco delle pubblicazioni e dei prodotti della ricerca per l'anno 2021 (Mostra tutto | Nascondi tutto)
Tipologia Titolo Pubblicazione/Prodotto
Abstract in Atti di convegno
Ni-Ti stents produced by SLM: design, manufacturing and functional properties (Mostra >>)
Contributo in Atti di convegno
Energy input adaptation according to part geometry in selective laser melting through empirical modelling of thermal emission (Mostra >>)
High speed videography of gap bridging with beam oscillation and wire feeding during the laser welding of stainless steel and aluminum alloys (Mostra >>)
Potential causes for cracking of a laser powder bed fused carbon-free FeCoMo alloy (Mostra >>)
Articoli su riviste
DEMO radioactive wastes: Decarburization, recycling and reuse by additive manufacturing (Mostra >>)
Design of an Innovative Oxide Dispersion Strengthened Al Alloy for Selective Laser Melting to Produce Lighter Components for the Railway Sector (Mostra >>)
Laser powder bed fusion of a topology optimized and surface textured rudder bulb with lightweight and drag-reducing design (Mostra >>)
Martensitic transformation, microstructure and functional behavior of thin-walled Nitinol produced by micro laser metal wire deposition (Mostra >>)
Nonintrusive estimation of subsurface geometrical attributes of the melt pool through the sensing of surface oscillations in laser powder bed fusion (Mostra >>)
Recent advances and directions in the development of bioresorbable metallic cardiovascular stents: Insights from recent human and in vivo studies (Mostra >>)
Selective laser melting of NiTi stents with open-cell and variable diameter (Mostra >>)
Single point exposure LPBF for the production of biodegradable Zn-alloy lattice structures (Mostra >>)
Surface finishing by laser re-melting applied to robotized laser metal deposition (Mostra >>)
Understanding the deformation mechanisms of horizontal internal channels during the LPBF of 18Ni300 maraging steel (Mostra >>)

Elenco delle pubblicazioni e dei prodotti della ricerca per l'anno 2020 (Mostra tutto | Nascondi tutto)
Tipologia Titolo Pubblicazione/Prodotto
Improvements in the welding together of work-pieces (Mostra >>)
Articoli su riviste
Additively manufactured iron-manganese for biodegradable porous load-bearing bone scaffold applications (Mostra >>)
Challenges and Opportunities in the Selective Laser Melting of Biodegradable Metals for Load-Bearing Bone Scaffold Applications (Mostra >>)
Defect-free laser powder bed fusion of Ti–48Al–2Cr–2Nb with a high temperature inductive preheating system (Mostra >>)
Defects in a Laser Powder Bed Fused Tool Steel (Mostra >>)
Design and functional testing of a novel balloon-expandable cardiovascular stent in CoCr alloy produced by selective laser melting (Mostra >>)
Determining the feasible conditions for processing lunar regolith simulant via laser powder bed fusion (Mostra >>)
Development of processing strategies for multigraded selective laser melting of Ti6Al4V and IN718 (Mostra >>)
Dynamic behaviour of miniature laser textured skis (Mostra >>)
Fiber laser welding of AA 5754 in the double lap-joint configuration: process development, mechanical characterization, and monitoring (Mostra >>)
Influence of temporal laser emission profile on the selective laser melting (SLM) of thin structures (Mostra >>)
Laser surface texturing of SS316L for enhanced adhesion of HUVECs (Mostra >>)
Layer-wise control of selective laser melting by means of inline melt pool area measurements (Mostra >>)
Observing molten pool surface oscillations during keyhole processing in laser powder bed fusion as a novel method to estimate the penetration depth (Mostra >>)
Pulsed mode selective laser melting of porous structures: Structural and thermophysical characterization (Mostra >>)
Real-Time Observation of Melt Pool in Selective Laser Melting: Spatial, Temporal, and Wavelength Resolution Criteria (Mostra >>)
Time-resolved quantification of plasma accumulation induced by multi-pulse laser ablation using self-mixing interferometry (Mostra >>)

Elenco delle pubblicazioni e dei prodotti della ricerca per l'anno 2019 (Mostra tutto | Nascondi tutto)
Tipologia Titolo Pubblicazione/Prodotto
A discussion about finite element modeling of SLM produced stents (Mostra >>)
A device for removing flaws in situ during the additive printing of metal parts (Mostra >>)
Contributo in Atti di convegno
Design and Pathway Programming of Freeform Thin-walled Geometries Produced by Laser Metal Deposition (Mostra >>)
Design rules for producing cardiovascular stents by selective laser melting: Geometrical constraints and opportunities (Mostra >>)
Fracture and fatigue behaviour of AlSi7Mg0.6 produced by Selective Laser Melting: effects of thermal-treatments (Mostra >>)
In-process laser re-melting of thin walled parts to improve surface quality after laser metal deposition (Mostra >>)
The use of a ns-pulsed, high repetition rate green laser for SLM of 99.9% pure Cu (Mostra >>)
Articoli su riviste
Applicazione della produzione additiva nel campo del design: una nuova generazione di rubinetti (Mostra >>)
Chromium oxide formation on nanosecond and femtosecond laser irradiated thin chromium films (Mostra >>)
Comparative Study of Pure Iron Manufactured by Selective Laser Melting, Laser Metal Deposition, and Casting Processes (Mostra >>)
Complementary use of pulsed and continuous wave emission modes to stabilize melt pool geometry in laser powder bed fusion (Mostra >>)
Deformation and failure mechanisms of Ti–6Al–4V as built by selective laser melting (Mostra >>)
Estimation of melt pool size by complementary use of external illumination and process emission in coaxial monitoring of selective laser melting (Mostra >>)
External Illumination Strategies for Melt Pool Geometry Monitoring in SLM (Mostra >>)
Influence of processing gas composition on laser colouring of commercially pure titanium (Mostra >>)
Influence of pulsed and continuous wave emission on melting efficiency in selective laser melting (Mostra >>)
Laser surface texturing of β-Ti alloy for orthopaedics: Effect of different wavelengths and pulse durations (Mostra >>)
Laser triangulation for coaxial height measurement in laser metal deposition (Mostra >>)
Limits and solutions in processing pure Cu via selective laser melting using a high-power single-mode fiber laser (Mostra >>)
Micro laser metal wire deposition of thin-walled Al alloy components: Process and material characterization (Mostra >>)
Monitoring of laser metal deposition height by means of coaxial laser triangulation (Mostra >>)
Process development and coaxial sensing in fiber laser welding of 5754 Al-alloy (Mostra >>)
Selective laser melting Fe and Fe-35Mn for biodegradable implants (Mostra >>)
The influence of laser processing parameters on the densification and surface morphology of pure Fe and Fe-35Mn scaffolds produced by selective laser melting (Mostra >>)

Elenco delle pubblicazioni e dei prodotti della ricerca per l'anno 2018 (Mostra tutto | Nascondi tutto)
Tipologia Titolo Pubblicazione/Prodotto
Contributo in Atti di convegno
A new approach to Direct Laser Interference Patterning with scanner optics for high productivity (Mostra >>)
Coaxial laser triangulation for height monitoring in laser metal deposition (Mostra >>)
Development of Novel High Temperature Laser Powder Bed Fusion System for the Processing of Crack-Susceptible Alloys (Mostra >>)
Evolution of Laser Ablation Plume Measured by Self-Mixing Interferometry (Mostra >>)
Selective laser melting of pure Cu with a 1 kW single mode fiber laser (Mostra >>)
Single track deposition study of biodegradable Mg-rare earth alloy by micro laser metal wire deposition (Mostra >>)
Articoli su riviste
Additive manufacturing of laser cutting nozzles by SLM: processing, finishing and functional characterization (Mostra >>)
Comparative study between CW and PW emissions in selective laser melting (Mostra >>)
Design and Implementation of a Multisensor Coaxial Monitoring System with Correction Strategies for Selective Laser Melting of a Maraging Steel (Mostra >>)
Global sensitivity analyses of a selective laser melting finite element model: influential parameters identification (Mostra >>)
High-speed imaging and process characterization of coaxial laser metal wire deposition (Mostra >>)
In situ monitoring of selective laser melting of zinc powder via infrared imaging of the process plume (Mostra >>)
Innovative metallic solutions for alpine ski bases (Mostra >>)
Laser metal deposition employing scanning optics (Mostra >>)
Laves phases in selective laser melted TiCr1.78 alloys for hydrogen storage (Mostra >>)
Micro laser metal wire deposition for additive manufacturing of thin-walled structures (Mostra >>)
Probing multipulse laser ablation by means of self-mixing interferometry (Mostra >>)
Prototyping of biodegradable flat stents in pure zinc by laser microcutting and chemical etching (Mostra >>)
Selective Laser Melting di componenti in rame puro per applicazioni ad alta conducibilità termica ed elettrica (Mostra >>)
Selective laser melting finite element modeling: Validation with high-speed imaging and lack of fusion defects prediction (Mostra >>)
Two-beam interference patterning of biodegradable magnesium alloy: Influence of number of passes and spots overlap (Mostra >>)
manifesti v. 3.4.19 / 3.4.19
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