G
Grigorios-Panagiotis Rigas
Researcher at University of Surrey
Publications - 10
Citations - 145
Grigorios-Panagiotis Rigas is an academic researcher from University of Surrey. The author has contributed to research in topics: Dielectrophoresis & Dipole antenna. The author has an hindex of 7, co-authored 10 publications receiving 119 citations. Previous affiliations of Grigorios-Panagiotis Rigas include National Physical Laboratory.
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Journal ArticleDOI
Spray printing of organic semiconducting single crystals.
Grigorios-Panagiotis Rigas,Marcia M. Payne,John E. Anthony,Peter N. Horton,Fernando A. Castro,Maxim Shkunov +5 more
TL;DR: A low-cost, scalable spray-printing process to fabricate high-quality organic single crystals, based on various semiconducting small molecules on virtually any substrate by combining the advantages of antisolvent crystallization and solution shearing is demonstrated.
Journal ArticleDOI
Simultaneous Tunable Selection and Self-Assembly of Si Nanowires from Heterogeneous Feedstock
Marios Constantinou,Grigorios-Panagiotis Rigas,Fernando A. Castro,Vlad Stolojan,Kai F. Hoettges,Michael P. Hughes,Emily R. Adkins,Brian A. Korgel,Maxim Shkunov +8 more
TL;DR: A scalable one-step solution process for the direct selection, collection, and ordered assembly of silicon NWs with desired electrical properties from a poly disperse collection of NWs obtained from a supercritical fluid-liquid-solid growth process.
Journal ArticleDOI
Design of Flexible Passive Antenna Array on Kapton Substrate
Maxim Shkunov,Y. G. Rabobason,Grigorios-Panagiotis Rigas,S. Swaisaenyakorn,B Mirkhaydarov,Blaise Ravelo,Paul R. Young,N Benjelloun +7 more
TL;DR: In this paper, a flexible microstrip antenna 1:2 array with T-power divider (T-PWD) was designed to operate at about 58 GHz and the feasibility of the flexible antenna passive system was investigated with the proof-of-concept (POC) designed on Kapton substrate.
Journal ArticleDOI
Precise Characterisation of Molecular Orientation in a Single Crystal Field-Effect Transistor Using Polarised Raman Spectroscopy
Sebastian Wood,Grigorios-Panagiotis Rigas,Grigorios-Panagiotis Rigas,Alina Zoladek-Lemanczyk,James C. Blakesley,Stamatis Georgakopoulos,Marta Mas-Torrent,Maxim Shkunov,Fernando A. Castro +8 more
TL;DR: This work applies a new approach that allows quantitative measurements of molecular orientations in terms of three parameters, offering the complete characterisation of a three-dimensional orientation to organic semiconductor molecules in a single crystal field-effect transistor.
Journal ArticleDOI
Rapid determination of nanowires electrical properties using a dielectrophoresis-well based system
Marios Constantinou,Kai F. Hoettges,Sergiy Krylyuk,Michael B. Katz,Albert V. Davydov,Grigorios-Panagiotis Rigas,Vlad Stolojan,Michael P. Hughes,Maxim Shkunov +8 more
TL;DR: The 3DEP analysis coupled with dielectrophoretic assembly for the deposition of NWs at selected signal frequencies leads to a reproducible fabrication of high quality NW FET devices and shows that platforms such as the 3DEP, can be used for the characterization of rod-shaped nanoscale particles where the dipole moment is sufficiently large.