Browsing by Author "Neophytou, Marios"
Now showing items 1-10 of 10
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Article
2-(2,3,4,5,6-Pentafluorophenyl)-1H-benzo[d]imidazole, a fluorine-rich building block for the preparation of conjugated polymer donors for organic solar cell applications
Neophytou, Marios; Ioannidou, Heraklidia A.; Ioannou, Theodosia A.; Chochos, Christos L.; Economopoulos, Solon P.; Koutentis, Panayiotis Andreas; Itskos, Grigorios; Choulis, Stelios A. (2012)We have introduced the pentafluorophenyl substituted benzimidazole as a building block of conjugated polymers for optoelectronic applications. We present the synthesis of a copolymer bearing fluorene as the comonomer. A ...
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Article
Electronic and interface properties of polyfluorene films on GaN for hybrid optoelectronic applications
Itskos, Grigorios; Xristodoulou, X.; Iliopoulos, Eleftherios; Ladas, Spyridon; Kennou, Styliani; Neophytou, Marios; Choulis, Stelios A. (2013)Electronic and interface properties of spin-coated poly(9,9- dioctylfluorenyl-2,7-diyl) (PFO) films on GaN have been investigated in terms of their potential for optoelectronic applications. The PFO/GaN interface was studied ...
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Article
Excitation dynamics of a low bandgap silicon-bridged dithiophene copolymer and its composites with fullerenes
Othonos, Andreas S.; Itskos, Grigorios; Neophytou, Marios; Choulis, Stelios A. (2012)We report on excitation dynamics in pristine and bulk heterojunction films of the low bandgap silicon-bridged dithiophene copolymer poly[(4,4′-bis(2- ethylhexyl)dithieno[3,2-b:2′, 3′-d]silole)-2,6-diyl-alt-(4,7-bis(2- ...
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Conference Object
Hybrid CAC for MBMS-enabled 3G UMTS networks
Neophytou, Marios; Pitsillides, Andreas (2006)In this paper, a novel hybrid Connection Admission Control (CAC) scheme combining downlink transmission power and aggregate throughput in the case of dedicated and shared connection setup respectively, is presented ("DPTCAC: ...
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Conference Object
The importance of adaptive applications in mobile wireless networks
Neophytou, Marios; Stavrou, Kyriakos; Vassiliou, Vasos; Pitsillides, Andreas (2006)In this paper, we illustrate the importance of applications' adaptability and QoS awareness in mobile wireless networks. We utilize a "Mobile QoS Adaptation" strategy aiming to deal with the inconsistencies arising from ...
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Article
Multi-purpose healthcare telemedicine systems with mobile communication link support
Kyriacou, Efthyvoulos C.; Pavlopoulos, Sotirios A.; Berler, A.; Neophytou, Marios; Bourka, A.; Georgoulas, Aggelos; Anagnostaki, Anthoula P.; Karayiannis, D.; Schizas, Christos N.; Pattichis, Constantinos S.; Andreou, Andreas S.; Koutsouris, Demetrios Dionysios (2003)The provision of effective emergency telemedicine and home monitoring solutions are the major fields of interest discussed in this study. Ambulances, Rural Health Centers (RHC) or other remote health location such as Ships ...
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Article
Novel BODIPY-based conjugated polymers donors for organic photovoltaic applications
Economopoulos, Solon P.; Chochos, Christos L.; Ioannidou, Heraklidia A.; Neophytou, Marios; Charilaou, C.; Zissimou, Georgia A.; Frost, J. M.; Sachetan, T.; Shahid, M.; Nelson, J.; Heeney, M.; Bradley, D. D. C.; Itskos, Grigorios; Koutentis, Panayiotis Andreas; Choulis, Stelios A. (2013)Five new polymers based on the 4,4'-difluoro-4-bora-3a,4a-diaza-s-indacene core (BODIPY) chromophore moiety have been synthesized as low bandgap polymers for optoelectronic applications. The polymers exhibited high solubility ...
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Article
Novel BODIPY-based conjugated polymers donors for organic photovoltaic applications
Economopoulos, Solon P.; Chochos, Christos L.; Ioannidou, Heraklidia A.; Neophytou, Marios; Charilaou, C.; Zissimou, Georgia A.; Frost, J. M.; Sachetan, T.; Shahid, M.; Nelson, J.; Heeney, M.; Bradley, D. D. C.; Itskos, Grigorios; Koutentis, Panayiotis Andreas; Choulis, Stelios A. (2013)Five new polymers based on the 4,4'-difluoro-4-bora-3a,4a-diaza-s-indacene core (BODIPY) chromophore moiety have been synthesized as low bandgap polymers for optoelectronic applications. The polymers exhibited high solubility ...
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Article
Perturbation solutions of Poiseuille flows of weakly compressible Newtonian liquids
Taliadorou, Eleni G.; Neophytou, Marios; Georgiou, Georgios C. (2009)Both the planar and axisymmetric isothermal Poiseuille flows of weakly compressible Newtonian liquids with constant shear and bulk viscosities are solved up to the second-order. A linear equation of state is assumed and a ...
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Article
Photovoltaic limitations of BODIPY:fullerene based bulk heterojunction solar cells
Baran, D.; Tuladhar, S.; Economopoulos, Solon P.; Neophytou, Marios; Savva, Achilleas; Itskos, Grigorios; Othonos, Andreas S.; Bradley, D. D. C.; Brabec, C. J.; Nelson, J.; Choulis, Stelios A. (2017)The photovoltaic performance of blends of a series of 4,4′-Difluoro-4-bora-3a,4a-diaza-s-indacenes)-based (BODIPY) conjugated polymers donors with fullerene electron acceptors is investigated. Despite the high Voc values ...