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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
LecturerPrevitali Barbara
QualificationFull professor full time
Belonging DepartmentDipartimento di Meccanica
Scientific-Disciplinary SectorING-IND/16 - Manufacturing Technology And Systems
Curriculum VitaeDownload CV (40.63Kb - 30/03/2018)
OrcIDhttps://orcid.org/0000-0002-6074-8753

Contacts
Office hours
DepartmentFloorOfficeDayTimetableTelephoneFaxNotes
Mechanical Engineering Department ------FridayFrom 14:00
To 16:00
02.2399.8530---Only on appointment by email
E-mailbarbara.previtali@polimi.it
Personal website---

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

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
Fine Porous Structures Fabricated Using Laser Powder Bed Fusion of Ti–6Al–4 V (Show >>)
Journal Articles
Analytical modeling and characterization of ring beam profiles for high-power lasers used in industrial manufacturing (Show >>)
Comprehensive benchmarking of laser welding technologies including novel beam shapes and wavelengths for e-drive copper hairpins (Show >>)
Fatigue analysis of hybrid steel construction parts using LPBF on hot-rolled steel (Show >>)
Laser assisted electrodeposition of binary metallic alloys from water-based electrolytes: The case of palladium‑platinum (Show >>)
Optimising degradation and mechanical performance of additively manufactured biodegradable Fe–Mn scaffolds using design strategies based on triply periodic minimal surfaces (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 >>)
Tailoring the microstructure of Fe-2.9wt.%Si alloy in laser powder bed fusion using in-source beam shaping (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 >>)
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
Effects of laser cutting on the chemical composition and phase transformation capacity in Cu-Al-Mn shape memory alloy sheets (Show >>)
Investigating cut quality degradation due to heat accumulation during the laser cutting of high thickness mild steel plates (Show >>)
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 >>)
Real-time roughness estimation in laser oxidation cutting via coaxial process vision (Show >>)
Journal Articles
62 Evaluating the Potential Exposure to Metal Fine and Nano Particles Generated During Wire and Powder Laser Metal Deposition (Show >>)
A comprehensive study of A357 alloy printability via laser metal deposition (Show >>)
Additive manufacturing and post-processing of superelastic NiTi micro struts as building blocks for cardiovascular stents (Show >>)
Analytical models for flow time estimation of additive manufacturing machines (Show >>)
Assessment of nanoparticle emission in additive manufacturing: Comparing wire and powder laser metal deposition processes (Show >>)
Characterization of LPBF Produced Fe2.9wt.%Si for Electromagnetic Actuator (Show >>)
Characterizing Nanoparticle Release Patterns of Laser Powder Bed Fusion in Metal Additive Manufacturing: First Step Towards Mitigation Measures (Show >>)
Coaxial and synchronous monitoring of molten pool height, area, and temperature in laser metal deposition (Show >>)
Comparison between Eight-Axis Articulated Robot and Five-Axis CNC Gantry Laser Metal Deposition Machines for Fabricating Large Components (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 >>)
Enhancing productivity and efficiency in conventional laser metal deposition process for Inconel 718 - part I: the effects of the process parameters (Show >>)
Enhancing productivity and efficiency in conventional laser metal deposition process for Inconel 718 – Part II: advancing the process performance (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 >>)
Molten pool temperature monitoring in laser metal deposition: Comparison between single wavelength and ratio pyrometry techniques (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 >>)
Patents
APPARATUS AND PROCESS FOR SURFACE PROCESSING OF CYLINDRICAL BODIES, IN PARTICULAR ROLLING CYLINDERS (Show >>)
PROCEDIMENTO E MACCHINA PER UNA LAVORAZIONE LASER (Show >>)
PROCEDIMENTO E MACCHINA PER UNA LAVORAZIONE LASER CON STIMA DI RUGOSITA' (Show >>)
Procedimento di lavorazione laser di un materiale metallico basato sulla determinazione automatica del materiale o dei parametri di lavorazione (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 >>)
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 >>)
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 >>)
In-line monitoring of focus shift by kerf width detection with coaxial thermal imaging during laser cutting (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 >>)
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 >>)
Real-time velocity regulation for productivity optimization in laser cutting (Show >>)
Journal Articles
Defects in a Laser Powder Bed Fused Tool Steel (Show >>)
Finite element modeling of residual stress and geometrical error formations in selective laser melting of metals (Show >>)
Nonintrusive estimation of subsurface geometrical attributes of the melt pool through the sensing of surface oscillations in laser powder bed fusion (Show >>)
Numerical simulation of particles flow in Laser Metal Deposition technology comparing Eulerian-Eulerian and Lagrangian-Eulerian approaches (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 >>)


List of publications and reserach products for the year 2020 (Show all details | Hide all details)
Type Title of the Publicaiton/Product
Patents
Improvements in the welding together of work-pieces (Show >>)
Sistema ottico combinato per misure dimensionali e termiche, e relativo procedimento di funzionamento (Show >>)
Conference proceedings
Dross attachment estimation in the laser-cutting process via Convolutional Neural Networks (CNN) (Show >>)
Journal Articles
Additively manufactured iron-manganese for biodegradable porous load-bearing bone scaffold applications (Show >>)
Defect-free laser powder bed fusion of Ti–48Al–2Cr–2Nb with a high temperature inductive preheating system (Show >>)
Design and functional testing of a novel balloon-expandable cardiovascular stent in CoCr alloy produced by selective laser melting (Show >>)
Determining the feasible conditions for processing lunar regolith simulant via laser powder bed fusion (Show >>)
Development of processing strategies for multigraded selective laser melting of Ti6Al4V and IN718 (Show >>)
Dynamic behaviour of miniature laser textured skis (Show >>)
Fiber laser welding of AA 5754 in the double lap-joint configuration: process development, mechanical characterization, and monitoring (Show >>)
Influence of temporal laser emission profile on the selective laser melting (SLM) of thin structures (Show >>)
Laser surface texturing of SS316L for enhanced adhesion of HUVECs (Show >>)
Layer-wise control of selective laser melting by means of inline melt pool area measurements (Show >>)
Observing molten pool surface oscillations during keyhole processing in laser powder bed fusion as a novel method to estimate the penetration depth (Show >>)
Pulsed mode selective laser melting of porous structures: Structural and thermophysical characterization (Show >>)
Real-Time Observation of Melt Pool in Selective Laser Melting: Spatial, Temporal, and Wavelength Resolution Criteria (Show >>)
Real-time continuous estimation of dross attachment in the laser cutting process based on process emission images (Show >>)
Selective laser melting Fe and Fe-35Mn for biodegradable implants (Show >>)
Time-resolved quantification of plasma accumulation induced by multi-pulse laser ablation using self-mixing interferometry (Show >>)
manifesti v. 3.6.1 / 3.6.1
Area Servizi ICT
12/06/2024