Alessio Tommasi

ORCID: 0000-0001-5220-2227
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About
Contact & Profiles
Research Areas
  • Additive Manufacturing and 3D Printing Technologies
  • Advancements in Battery Materials
  • Additive Manufacturing Materials and Processes
  • Advanced Battery Technologies Research
  • Gas Sensing Nanomaterials and Sensors
  • Mechanical and Optical Resonators
  • Analytical Chemistry and Sensors
  • Advanced Battery Materials and Technologies
  • Advanced MEMS and NEMS Technologies
  • Process Optimization and Integration
  • Advanced Sensor and Energy Harvesting Materials
  • ZnO doping and properties
  • Nanowire Synthesis and Applications
  • Ionic liquids properties and applications
  • Injection Molding Process and Properties
  • Nanoporous metals and alloys
  • High Entropy Alloys Studies
  • Polymer Foaming and Composites
  • Plasmonic and Surface Plasmon Research
  • Photonic and Optical Devices
  • Electrodeposition and Electroless Coatings
  • Acoustic Wave Resonator Technologies
  • Semiconductor materials and interfaces
  • Tribology and Wear Analysis
  • Flexible and Reconfigurable Manufacturing Systems

DIAD (Italy)
2021-2024

Polytechnic University of Turin
2014-2018

Centro Ricerche FIAT
2011

Universitat Politècnica de València
2011

Silicon-based composite anodes continue to raise interest for their high theoretical specific capacity, but the complexity of behaviour during battery operation presents an obstacle both characterization and practical application. In this paper we present a comprehensive multiscale model Si-based anode, based on detailed encompassing nano-, micro-, meso-scale details. The is used explore relationship between chemo-mechanical changes in anode components electrode stability operation, through...

10.1016/j.jpowsour.2024.234109 article EN cc-by Journal of Power Sources 2024-02-08

Purpose This paper aims to present a study on commercial conductive polylactic acid (PLA) filament and its potential application in three-dimensional (3D) printed smart cap embedding resistive temperature sensor made of this material. The final aim is add fundamental block the electrical characterization polymers, which are promising mimic performance metals semiconductors. studied PLA demonstrates not only be suitable for simple 3D concept but also show peculiar characteristics that can...

10.1108/rpj-09-2016-0150 article EN Rapid Prototyping Journal 2018-04-13

Additive manufacturing of AlSi10Mg has obtained increased attention due to its lightweight feature. However, handling loose powder, efficient usage feedstock, and powder recycling still remain major open challenges. Herein, a novel additive method based on metal using sheet (MAPS) is proposed, which leverages composite flexible films made the feedstock polymeric binder, aiming extend range applicability AlSi10Mg-based technologies, for example, vehicle components. In situ high-speed imaging...

10.2351/7.0001348 article EN mit Journal of Laser Applications 2024-05-01

In the sensors field active sensing material frequently needs a controlled temperature in order to work properly. microsystems technology, micro-machined hotplates represent platform consisting of thin suspended membrane where can be deposited, usually integrating electrical stimuli and readout. The micro-hotplate ensures series advantages such as miniaturized size, fast response, high sensitivity, low power consumption selectivity for chemical sensing. This compares coplanar buried approach...

10.3390/s17010062 article EN cc-by Sensors 2016-12-30

A new method, which is easily scalable to large scale production, has been developed obtain gas sensor devices based on zinc oxide (ZnO) nanostructures with a 'tetrapod' shape. The method can be extended other kinds of and the deposition ZnO through polymeric masks by centrifugation, directly onto properly designed MEMS micro-hotplates. micromachined devices, after mask peeled off, are ready for electrical bonding sensing test. Sensor response successfully measured some gases volatile...

10.1088/0957-4484/27/38/385503 article EN Nanotechnology 2016-08-17

Today, in industry, laser-based additive manufacturing (LAM) is used to produce high-value parts of very complex designs that are not manufacturable by conventional technologies; this process’ low production throughput and high cost prevent it from being more extensively. One way exploit the benefits LAM industry have combined with lower-cost technologies. In a hybrid approach, can be integrated within an assembly line’s welding station complete product depositing foreign material on...

10.3390/met11030522 article EN cc-by Metals 2021-03-23

In the last few years, there has been increasing interest in processing of aluminum alloys using additive manufacturing (AM) processes. Thanks to their properties, aluminium are extensively used aerospace, rail, and automotive industries. Laser metal deposition (LMD), among AM processes, can manufacture complex features as well reinforcement structures on pre-existing parts. The work performed within SAMOA project aims expand knowledge material properties when LMD process is under...

10.2351/7.0000741 article EN Journal of Laser Applications 2022-09-13

Thermo-electrochemical cells (or thermocells) represent a promising technology to convert waste heat energy into electrical energy, generating power with minimal material consumption and limited carbon footprint. Recently, the adoption of ionic liquids has pushed both operational temperature range output thermocells. This research discusses design challenges key performance limitations that need be addressed deploy thermocells in real-world applications. For this purpose, unique up-scaled...

10.3390/en17010001 article EN cc-by Energies 2023-12-19

In this paper, we present and analyse a coupled electrochemomechanical model for the cycling of nanowire composed amorphous Si coated on Cu15Si4, using large-deformation theory. This study is motivated by recent novel design anode current collector in lithium-ion battery, modelling efforts are linked to half-cell experiments at three different charging rates (C/10,C/2,2C). The predicts that buckling should occur first cycle, agrees with appearance fracturing corresponding transmission...

10.1016/j.jpowsour.2022.231197 article EN cc-by Journal of Power Sources 2022-03-09

Among metal additive manufacturing technologies, direct energy deposition (DED) processes have the advantage to be easily integrable in a chain with other conventional technologies. This characteristic can exploited by designing reinforcement structures added DED onto pre-existing subcomponents tailor part’s mechanical properties while keeping part lightweight. study focuses on means of laser beam and powder process optimization improve material quality geometrical accuracy AlSi10Mg...

10.2351/7.0001416 article EN Journal of Laser Applications 2024-10-24
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