The Nanoscience & Nanotechnology Conference will be held in the Bruno Touschek Auditorium (Bldg. 36, access from LNF secondary entrance in Via E. Fermi, 60 – see map).The NEXT Nanotechnology group at INFN – LNF organizes since 2000 a series of international meetings in the area of nanotechnology. The conference in 2023 is devoted to recent developments in nanoscience and its manifold technological applications. It consists of a number of tutorial/keynote lectures, as well as research talks presenting frontier nanoscience research developments and innovative nanotechnologies in the areas of biology, medicine, aerospace, optoelectronics, energy, materials and characterizations, low-dimensional nanostructures and devices. We plan to submit selected papers, based on conference talks and related discussions, for publication on a special issue of the Hindawi journal (Journal of Nanomaterials, Impact Factor=3.791, Chief Editor Stefano Bellucci), https://www.hindawi.com/journals/jnm/.There will be Invited Lecturers and selected talks from the call for papers below, as well as a poster session.CALL FOR CONTRIBUTIONSAuthors wishing to submit their work for presentation at the conference can send an abstract as a doc or pdf file (max. 3 pages) to bellucci@lnf.infn.it by 15th May 2023, specifying whether it is meant for oral or poster presentation. Authors will be notified of the acceptance of their submission.REGISTRATIONThere is no fee for attendance, however registration is mandatory and must be submitted by 21st May 2023.HOTEL ACCOMMODATIONHotel reservation is the responsibility of the participants. Additional information can be found in the web site.LOC:S. Bellucci (Chair), L.Gahramanli, F. Micciulla, C. Vacacela GomezIAC:S. Bellucci (Chair, INFN, Italy), Mohamed Bououdina (Prince Sultan University, Saudi Arabia), G. Bussetti (Polytechnic University of Milan, Italy), H. Cabrera (ICTP, Italy), A. Cataldo, (ENEA, Italy),  A. Dinescu (IMT, Romania), Y. Gnilitskyi (INFN, Italy and Lviv Polytechnic National University, Ukraine), S. Kruchinin, NASU, Kyiv, Ukraine), P. Lamberti (Univ. of Salerno, Italy), F. Limosani (Roma Tor Vergata Univ.), A. Maffucci (University of Cassino, Italy) P.G. Medaglia (Univ. Tor Vergata), D. Mencarelli (Polytechnic University of Marche, Italy), Elaheh Mobbi (Univ. Pol. delle Marche), M. Modreanu (Tyndall Micronano Electronics, University College Cork, Ireland), L. Mosca (Univ. of Rome Sapienza, Italy), M. Muradov (Baku State University), Eleonora Pavoni (Univ. Pol. delle Marche), L. Pierantoni (Polytechnic University of Marche, Italy), M.A. Salam (King Abdulaziz University, Jeddah, Saudi Arabia), A. Scotto d’Abusco (Univ. of Rome Sapienza, Italy), A. Sindona (University of Calabria, Arcavacata di Rende, Italy), L. Soran (INCDTIM, Romania) G. Stefanucci (University of Rome Tor Vergata, Italy), A. Trapani (Univ. Bari, Italy),