Search Results - "Uzunoglu, N K"

A four-dimensional computer simulation model of the in vivo response to radiotherapy of glioblastoma multiforme : studies on the effect of clonogenic cell density by STAMATAKOS, G. S, ANTIPAS, V. P, UZUNOGLU, N. K, DALE, R. G

“…Tumours behave as complex, self-organizing, opportunistic dynamic systems. In an attempt to better understand and describe the highly complicated tumour…”
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Scattering of ELF waves by underground formations because of night-day ionospheric ridge by Valagiannopoulos, C. A., Uzunoglu, N. K.

“…In the present work the variation in ionospheric height observed during the dawn or dusk hours is used to develop an electromagnetic imaging system for…”
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Working memory deficits in multiple sclerosis: a controlled study with auditory P600 correlates by Sfagos, C, Papageorgiou, C C, Kosma, K K, Kodopadelis, E, Uzunoglu, N K, Vassilopoulos, D, Rabavilas, A D

“…Background: Recently, the P600 component of event related potentials, a waveform that is conceived to be generated and/or modulated by basal ganglia and…”
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Modeling of a highly nonlinear chalcogenide dual-core photonic crystal fiber coupler by Chremmos, I.D., Kakarantzas, G., Uzunoglu, N.K.

“…The switching operation of a nonlinear dual-core photonic crystal fiber (PCF) coupler, based on a highly nonlinear As2Se3 chalcogenide glass, is numerically…”
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A 3D high-resolution gamma camera for radiopharmaceutical studies with small animals by Loudos, G.K., Nikita, K.S., Giokaris, N.D., Styliaris, E., Archimandritis, S.C., Varvarigou, A.D., Papanicolas, C.N., Majewski, S., Weisenberger, D., Pani, R., Scopinaro, F., Uzunoglu, N.K., Maintas, D., Stefanis, K.

“…The results of studies conducted with a small field of view tomographic gamma camera based on a Position Sensitive Photomultiplier Tube are reported. The…”
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Towards a Range-doppler UHF Multistatic Radar for the Detection of Non-cooperative Targets with Low RCS by Alivizatos, E. G., Petsios, M. N., Uzunoglu, N. K.

“…The multistatic radar proposed in this paper is composed of a transmitter, placed in a high altitude site, at least four receivers distributed in a low…”
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Intraoperative hyperthermia in conjunction with multi-schedule chemotherapy (pre-, intra- and post-operative), by-pass surgery, and post-operative radiotherapy for the management of unresectable pancreatic adenocarcinoma by Kouloulias, V E, Kouvaris, J R, Nikita, K S, Golematis, B C, Uzunoglu, N K, Mystakidou, K, Papavasiliou, C, Vlahos, L

“…The aim of this study was to evaluate the potential role of intraoperative hyperthermia (IOHT) in the management of stage IV pancreatic adenocarcinoma…”
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Studying the growth kinetics of untreated clinical tumors by using an advanced discrete simulation model by Kolokotroni, E.A., Dionysiou, D.D., Uzunoglu, N.K., Stamatakos, G.S.

“…Prior to an eventual clinical adaptation and validation of any clinically oriented model, a thorough study of its dynamic behavior is a sine qua non. Such a…”
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Accurate Design of Coaxial Cavity Resonator Filters by Michail, G. Ch, Uzunoglu, N. K.

“…Quarter wavelength coaxial line cavities are commonly used structures in constructing diplexer and band pass filters at the Very and Ultra High Frequencies…”
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A fully 2-dimensional, quantum mechanical calculation of short-channel and drain induced barrier lowering effects in HEMTs by Krokidis, G., Xanthakis, J.P., Uzunoglu, N.K.

“…We have performed a fully 2-dimensional (2D) Poisson, Schrödinger and continuity equations modeling of nanometer gate HEMTs. For the electron density n( x, y)…”
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ELECTROMAGNETIC ANALYSIS OF A NON-INVASIVE 3D PASSIVE MICROWAVE IMAGING SYSTEM - Abstract by Karanasiou, I. S., Uzunoglu, N. K., Garetsos, A.

“…A technique based on the Green's function theory is used in the present research in order to study theoretically the focusing properties of a constructed 3D…”
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Design and development of monolithic microwave integrated amplifiers and coupling circuits for telecommunication systems applications by MAKRI, R, GARGALAKOS, M, UZUNOGLU, N. K

“…Recent advances in printed circuit and packaging technology of microwave and millimeter wave circuits result to the increasing use of MMICs in…”
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Improving spatial resolution in SPECT with the combination of PSPMT based detector and iterative reconstruction algorithms by Loudos, G.K., Nikita, K.S., Uzunoglu, N.K., Giokaris, N.D., Papanicolas, C.N., Archimandritis, S.C., Varvarigou, D., Maintas, D.

“…This paper investigates the possibility of developing a SPECT system that combines the high spatial resolution of position sensitive photomultiplier tubes…”
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An accurate and efficient entire-domain basis Galerkin's method for the integral equation analysis of integrated rectangular dielectric waveguides by Athanasoulias, G., Uzunoglu, N.K.

“…The propagation characteristics of multiple coupled rectangular dielectric waveguides are investigated through an integral equation analysis. In contrast with…”
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A Generalized Three-Dimensional Nonlinear Analysis of MMIC Structures by Gargalakos, M. A., Makri, R. J., Uzunoglu, N. K

“…This article examines the design and modeling of nonlinear microwave monolithic integrated circuits (MMICs). In order to examine the nonlinear response of a…”
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Intraoperative hyperthermia and chemoradiotherapy for inoperable pancreatic carcinoma by KOULOULIAS, V.E., NIKITA, K.S., KOUVARIS, J.R., GOLEMATIS, B.C., UZUNOGLU, N.K., MYSTAKIDOU, K., VLAHOS, L.J.

“…The aim of this study was to evaluate the tolerability and the possible clinical benefit of intraoperative hyperthermia combined with multischedule…”
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Scattering from a conductive rectangular plate covered by a thick dielectric layer and excited from a dipole source or a plane wave by Kaklamani, D.I., Uzunoglu, N.K.

“…The scattering of electromagnetic radiation from a conductive rectangular plate of infinitesimal thickness covered by a dielectric parallelepiped of arbitrary…”
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A One Layer Tissue Fluorescence Model Based On Electromagnetic Theory by Panou-Diamandi, O., Uzunoglu, N.K., Zacharakis, G., Filippidis, G., Papazoglou, T., Koutsouris, D.

“…An innovative rigorous analysis of tissue fluorescence is presented based on electromagnetic theory. Tissue fluorescence has been approached as an inelastic…”
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Optimization of the deposited power distribution inside a layered lossy medium irradiated by a coupled system of concentrically placed waveguide applicators by Nikita, K.S., Maratos, N.G., Uzunoglu, N.K.

“…A method is proposed for controlling the deposited power distribution in a layered cylindrical lossy model, irradiated by a phased-array hyperthermia system…”
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Wave field singularity aspects in large-size scatterers and inverse problems by Zaridze, R., Bit-Babik, G., Tavzarashvili, K., Economou, D.P., Uzunoglu, N.K.

“…It is known that any scattered wave field carrying energy into infinity must have source singularity centers within a bounded space. Otherwise, the scattered…”
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