Lorenzo Mirabelli

MSc in Materials Physics | Semiconductors || Process Control Engineer

Milan, Lombardy, Italy

About

Physics graduate with specialization in Physics of Materials. Extensive knowledge in the field of semiconductors, with expertise in spectroscopic techniques, opto-electronic devices and materials characterization. Currently working as Process Control engineer at STMicroelectronics. During my academic career I collaborated in experimental research activities, contributing to the multi-institutional project [CANVAS] for the development of high efficiency solar cells. Eager to tackle new challenges in the semiconductor field. I consider myself a dynamic, resourceful, and detail-oriented individual with a strong inclination toward continuous learning. I am always eager to take on new challenges and experiences that help expand my skills and knowledge.

Experience

  • Process Control Engineer at STMicroelectronics
    Oct 2025 - Present · 9 mos

    Working in Statistical Process Control team by monitoring and optimizing wafer fab yield, the primary Key Performance Indicator for manufacturing efficiency. Focused on identifying process deviations and supporting data-driven strategies to implement solutions to enhance the overall quality and robustness of the 300mm semiconductor wafers manufacturing process.

  • Insegnante di scuola superiore at Liceo Scientifico Donatelli-Pascal
    Nov 2024 - Jun 2025 · 8 mos

    Delivered comprehensive in-class and laboratory lessons in physics (including electromagnetism, thermodynamics, optics) and mathematics (calculus, statistics, analytical geometry) to high school students. Key achievements: - Developed enhanched communication skills in order to explain physical phenomena and mathematical concepts, translating abstract theories into practical understanding. - Managed multiple classes simultaneously while maintaining high educational standards, developing strong organizational and time management skills. - Attended a course on 3D printing, developing skills with printing software Orca Slicer and 3D design software Tinkercad - Stayed current with educational technologies and scientific developments, maintaining the adaptability and the learning mindset.

  • Research Internship at Università degli Studi di Milano-Bicocca
    Mar 2024 - Nov 2024 · 9 mos

    Collaborated on the CANVAS project ("nuovi Concetti, mAteriali e tecnologie per l'iNtegrazione del fotoVoltAico negli edifici in uno scenario di generazione diffuSa"), a multi-institutional research initiative involving universities and industry partners focused on innovative materials and technologies for building-integrated photovoltaics. Research Focus: Investigated InGaAs-based metamorphic buffer layers for next-generation InGaP/InGaAs/Ge three-junction solar cells, targeting efficiency improvements beyond current 30% limitations. Key responsibilities and achievements: - Conducted comprehensive characterization of high-efficiency solar cell samples using advanced spectroscopic techniques including photoluminescence, time-resolved photoluminescence (TRPL) and Raman spectroscopy. - Performed structural analysis using microscopy techniques to investigate material properties. - Successfully identified and characterized structural defects including misfit and threading dislocations through high-resolution µ-PL mapping, demonstrating cross-hatch patterns and emission contrast variations. Developed a Python script for elaborate data from scanning photoluminescence microscopy. - Identified and analyzed structural defects in photovoltaic samples, contributing to the understanding of efficiency-limiting factors. - Collaborated in a multidisciplinary research environment with academic and industrial partners. Research findings contribute to the development of higher-efficiency multi-junction solar cells for building-integrated photovoltaic applications, with methodology serving as foundation for future photovoltaic technology advancement.

  • Physics Tutor at Freelance
    Jan 2018 - Jun 2024 · 6 yrs 6 mos

    Training activities and lessons in physics, mathematics and chemistry for university and high school students.

  • Summer Internship at Siemens
    Jun 2017 - Jul 2017 · 2 mos