Risultati di ricerca

< Back M. De Luca, A. Zilli, A. Fonseka, S. Mokkapati, A. Miriametro, H. Tan, L. Smith, C. Jagadish, M. Capizzi, and A. Polimeni Apply Now Job Type Workspace About the Role Requirements About the Company Apply Now

Organized Conferences Prof. De Luca co-organizes the IEEE Nanotechnology Materials and Devices Conference in October 2023, Paestum, Italy . Symposium ‘Fundamentals and applications of nanotubes, nanowires, quantum dots and other low dimensional materials’ Prof. De Luca co-organizes the CLEO/Europe Focus Meeting (ECOC, European Conference on Optical Communication) in September 2022, Basel, Switzerland. Symposium ‘Novel Photonic Materials & Effects’ Invited Talks Prof. De Luca gives a talk for the International Symposium on Semiconductor Optoelectronics and Nanotechnology (ISSON) in the Department of Electronic Materials Engineering of the Australian National University on the 9.11.2024. Prof. De Luca gives an invited talk for the Quantum Science & Technology Seminars in the Physics Department of Federico II University in Naples (Italy) on the 27.10.2023. Prof. De Luca gives an invited talk at the IEEE Nanotechnology Materials and Devices Conference (NMDC) in Paestum (Italy) on the 24.10.2023. https://ieeenmdc.org/past-conferences/nmdc-2023/ Prof. De Luca gives an invited talk at the Phonons Conference 2023 in Paris (France) on the 05.07.2023 https://phonons2023.sciencesconf.org/ Prof. De Luca gives an invited talk at the International Conference on Solid State Devices and Materials (SSDM) in Chiba (Japan) on 27.09.2022 https://ssdm.jp/2022/ Prof. De Luca gives an invited talk at the Rank Prize symposium on Nanowire Photonics in Grasmere in Lake District (UK) on 08.11.2022 https://www.rankprize.org/symposia/nanowire-photonics-2/

< Back Harikrishnan Gopalakrishnan Post-Doc Researcher Curriculum Vitae Publications since 2025 Postdoctoral Researcher in Nano-spectroscopy group, Department of Physics, Sapienza University of Rome, Italy. Supervisor: Prof. Marta De Luca. 2023-2024 Postdoctoral Researcher in the Scanning Probe Microscopy and Plasmonics Group, School of Physics, Indian Institute of Science Education and Research, Thiruvananthapuram, Kerala, India. Project: Harnessing direct and indirect excitons in TMDCs for photo-stimulated device applications (STARS-MoE, Govt of India) PI: Prof. Joy Mitra. Project: Functionalizing the next-generation 2D semiconductors for optoelectronic and catalytic applications via ion irradiation (SPARC-UKIERI) PI’s: Prof. Ravi Silva, Director, ATI. Prof. Satheesh Krishnamurthy, Director, Ion Beam Center, University of Surrey, UK & Prof. Joy Mitra, IISER TVM 2017-2023 Ph.D. in Physics (INSPIRE Fellowship, Department of Science and Technology, Govt of India) School of Physics, Indian Institute of Science Education and Research, Thiruvananthapuram, Kerala, India. Supervisor: Prof. Joy Mitra. Thesis Title : Optoelectronic and Transport Properties of Nanostructured Hybrids of ZnO PEDOT:PSS and Ni-TiO2. Indo-Poland Joint Project (2020-2023) A novel heterostructure architecture for photodetection and photo-enhanced electron emission applications (Indo-Poland Project); Prof. Dorota A. Pawlak, Institute of Electronic Materials Technology, Department of Functional Materials, University of Warsaw, Poland. Exchange Visit Student (2018) Nanoscale writing of bespoke Graphene devices for electronic and plasmonic scalable technologies (UGC-UKIERI); Prof. Ravi P Silva, Advanced Technology Institute (ATI), University of Surrey, UK. 2016-2017 Project Assistant School of Physics, Indian Institute of Science Education and Research, Thiruvananthapuram, Kerala, India. Supervisor: Prof. Joy Mitra Project: Nanoscale Schottky Junction for sub-ppm hydrogen detection (DST-SERB Grant) 2011-2016 BS MS Integrated Dual Degree; Physics (Major) and Chemistry (Minor) Indian Institute of Science Education and Research, Thiruvananthapuram, Kerala, India. Back to Top Sapienza University of Rome, Physics Department harikrishnan.gopalakrishnan@uniroma1.it Office: n° 349, third floor, Marconi building, Physics Department

< Back M. Umar, M. Y. Swinkels, M. De Luca, C. Fasolato, L. Moser., G. Gadea, L. Marot, T. Glatzel, and I. Zardo Apply Now Job Type Workspace About the Role Requirements About the Company Apply Now

< Back O. Arif, V. Zannier, F. Rossi, D. De Matteis, K. Kress, M. De Luca, I. Zardo, L. Sorba Apply Now Job Type Workspace About the Role Requirements About the Company Apply Now

Teaching You can find more information on the courses taught by Prof. Marta De Luca here . Physics for Biology Info here: e-learning Laboratory of Mechanics for Physicists Info here: e-learning

Publication List Articles Published or under revision in Peer-Reviewed Journals < Back 1. Nadine Denis, Akant Sagar Sharma, Elena Blundo, Francesca Santangeli, Paolo De Vincenzi, Riccardo Pallucchi, Mitsuki Yukimune, Alexander Vogel, Ilaria Zardo, Antonio Polimeni, Fumitaro Ishikawa, Marta De Luca, "Bandgap Engineering On Demand in GaAsN Nanowires by Post-Growth Hydrogen Implantation", Small (2025) https://doi.org/10.1002/smll.202506091 Poster : “Nitrogen-induced strain in highly mismatched III-V heterostructured nanowires: a Raman spectroscopy investigation” Conference: Nanowire Week 2025 Date, where: 25 – 29/08/2025, St John’s College, University of Cambridge, Cambridge, UK Authors: Riccardo Pallucchi (presenter), Akant Sagar Sharma, Nadine Denis, Paolo De Vincenzi, Francesca Santangeli, Ilaria Zardo, Fumitaro Ishikawa, Riccardo Rurali and Marta De Luca. Poster : “Localized annealing: a step toward post-growth, site-controlled quantum dots in III-V semiconductor nanowires” Conference: PLASMONICA – International School of Plasmonics and Nano-optics at Lake Como School of Advanced Studies Date, where: 03-07/06/2024, Como Authors: Riccardo Pallucchi (presenter), Akant Sagar Sharma, Paolo De Vincenzi, Nadine Denis, Francesca Santangeli, Antonio Polimeni, Fumitaro Ishikawa, Riccardo Rurali, Marta De Luca Subject: toward post-growth, site-controlled QDs in semiconductor nanowires through laser and SNOM localized annealing on III/V nanowires (NWs). Preliminary Raman and PL spectroscopies results on bandgap tuning by hydrogenation and annealing, and investigation of the vibrational properties of mismatched, strained heterostructures. Oral contribution: “Real-time light transmission spectroscopy: quantitative time-resolved investigation of colloidal aggregation dynamics” Conference: ECIS2023 – 37th Conference of the European Colloid & Interface Society (https://www.ecis2023.eu/) Date, where: 03-08/09/2023, Napoli Authors: Angela Capocefalo, Riccardo Pallucchi, Greta Peruzzi, Federico Bordi, Paolo Postorino, Barbara Ruzicka, Claudia Fasolato (presenter) Subject: Time-resolved optical transmission spectroscopy for the study of colloidal systems subjected to external stimuli. Results of the investigation on the aggregation stimulated by acidity variations in plasmonic and polymeric colloidal systems functionalized with different ligands. Poster: “Surface Enhanced Raman Scattering studies on biocompatible pH responsive nanosystems” Conference: ECIS2023 – 37th Conference of the European Colloid & Interface Society (https://www.ecis2023.eu/) Date, where: 03-08/09/2023, Napoli Authors: Greta Peruzzi, Sara Cerra, Angela Capocefalo, Riccardo Pallucchi, Francesco Cappelluti, Ilaria Fratoddi, Claudia Fasolato (presenter) Subject: Functionalization of silver nanoparticles with two different pH-responsive thiols, stable under physiological conditions; characterization of the surrounding molecular layer at different acidity levels by surface-amplified Raman spectroscopy. Poster: “Quantitative aggregation dynamics of responsive plasmonic colloids by real-time light transmission spectroscopy” Conference: Plasmonica – 9th edition of the Workshop on Plasmonics and Nano-optics (https://www.plasmonica.it/2023) Date, where: 05-07/07/2023, Milano Authors: Angela Capocefalo, Riccardo Pallucchi (presenter), Greta Peruzzi, Federico Bordi, Paolo Postorino, Barbara Ruzicka, Claudia Fasolato Subject: study of the aggregation and diffusion dynamics of plasmonic colloidal systems subjected to external stimuli through real-time measurements of optical transmission spectroscopy. Results of quantitative measurements of optical extinction on a colloidal system of gold plasmonic nanoparticles with different ligands to investigate their aggregation stimulated by variations in acidity. Oral contribution on invitation: “Real-time light transmission spectroscopy: quantitative investigation of colloids and aerosols for environmental applications” Conference: DEUPAS “Ultrasensitive monitoring of VOCs and pathogens by spectroscopy – Innovative solutions and sensor systems for air-quality monitoring” Date, where: 04-05/07/2023, Frascati Authors: Claudia Fasolato (presenter), Angela Capocefalo, Riccardo Pallucchi, Greta Peruzzi, Federico Bordi, Barbara Ruzicka, Paolo Postorino Subject: optical extinction measurements for real-time characterization of particulate matter produced by combustion in diesel engines. Presentation of an original setup for time-resolved extinction measurements and preliminary results performed on colloidal systems for the study of the aggregation dynamics induced by pH variations. Discussion of the potential and limitations of the setup in the context of air quality monitoring. Poster: “All-optical investigation of biocompatible plasmonic colloids: surface chemistry, colloidal stability and pH responsivity” Conference: VISPEC2023 – International Summer School on Vibrational Spectroscopy – School and Conference (https://vispec2023.weebly.com/) Date, where: 12-16/06/2023, Perugia Authors: Greta Peruzzi (presenter), Sara Cerra, Angela Capocefalo, Riccardo Pallucchi, Francesco Cappelluti, Ilaria Fratoddi, Barbara Ruzicka, Claudia Fasolato Subject: synthesis of silver nanoparticles with two hydrophilic thiols characterized by amino and sulfhydryl groups, and subsequent study of the surrounding molecular layer under varying pH conditions by means of surface-amplified Raman spectroscopy. Poster: “Real-time light transmission spectroscopy: quantitative investigation of colloidal aggregation dynamics” Conference: Interchall2023 – Interdisciplinary challenges: from non-equilibrium physics to life science (https://www.interchall2023.com ) Date, where: 17-21/04/2023, Roma Authors: Riccardo Pallucchi (presenter), Angela Capocefalo, Greta Peruzzi, Paolo Postorino, Barbara Ruzicka, Claudia Fasolato Subject: Development of a time-resolved optical transmission spectroscopy instrument designed to investigate the evolution of colloidal systems subjected to external stimuli through quantitative scattering measurements. Presentation of the results related to the aggregation of plasmonic gold nanoparticles with different functionalizations in response to pH variations.

< Back D. Tedeschi, M. De Luca, P. E. Faria Junior, A. Granados del Águila, Q. Gao, H. H. Tan, B. Scharf, P. C. M. Christianen, C. Jagadish, J. Fabian and A. Polimeni Apply Now Job Type Workspace About the Role Requirements About the Company Apply Now

< Back D. Tedeschi, M. De Luca, and A. Polimeni Apply Now Job Type Workspace About the Role Requirements About the Company Apply Now

< Back M. De Luca, A. Polimeni, A. Fonseka, A. J. Meaney, P. C. M. Christianen, J. C. Maan, S. Paiman, H. Tan, F. Mura, C. Jagadish, and M. Capizzi Apply Now Job Type Workspace About the Role Requirements About the Company Apply Now

< Back M. De Luca, S. Rubini, M. Felici, A. J. Meaney, P. C. M. Christianen, F. Martelli, and A. Polimeni Apply Now Job Type Workspace About the Role Requirements About the Company Apply Now

< Back D. Tedeschi, M. De Luca, Á. Granados del Aguila, Q. Gao, G. Ambrosio, M. Capizzi, H. H. Tan, P. C. M. Christianen, C. Jagadish, and A. Polimeni Apply Now Job Type Workspace About the Role Requirements About the Company Apply Now