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Dr Theo Kreouzis

Theo Kreouzis

Senior Lecturer

School of Physics and Astronomy
G O Jones 115, Mile End
+44 (0)20 7882 3432

www.qmul.ac.uk/spa/people/academics/profiles/tkreouzis.html

Research

Organic semiconductors, Devices, Charge transport, Magnetoresistance

Research Interests

Charge transport in organic semiconductors. Mobility measurements by Time of Flight, Dark Injection transients and by j-V and Field Effect Transistor characterisation. Magnetoresistance in organic compounds and magnetic effects on efficiency, current and charge carrier mobility. Photovoltaic action using organics.

 

Publications of specific relevance to Materials Research

Publications

2021

  • Weng Z, Gillin WP and Kreouzis T (2021). Understanding asymmetric magnetoconductance in OLEDs: The effects of gradient magnetic fields. Elsevier Bv  Organic Electronics  106251-106251. 10.1016/j.orgel.2021.106251
  • Taifakou FE, Ali M, Borowiec J, Liu X, Finn P, Nielsen C, Timis C, NOONEY T, Bevan A and Kreouzis T (2021). Solution processed donor-acceptor, poly(3-hexylthiophene): phenyl-C61-butyric acid methyl ester diodes for low voltage alpha particle detection. American Chemical Society  Acs Applied Materials and Interfaces  10.1021/acsami.0c22210
  • Mohan L, Ratnasingham SR, Panidi J, Daboczi M, Kim JS, Anthopoulos TD, Briscoe J, McLachlan MA and Kreouzis T (2021). Determining Out-of-Plane Hole Mobility in CuSCN via the Time-of-Flight Technique to Elucidate Its Function in Perovskite Solar Cells. Acs Applied Materials and Interfaces  10.1021/acsami.1c09750

2020

  • Borowiec J, Liu M, Liang W, Kreouzis T, Bevan AJ, He Y, Ma Y and Gillin WP (2020). Experimental studies on the dynamic memcapacitance modulation of the ReO3@ReS2 composite material-based diode. Nanomaterials  vol. 10, (11) 1-13. 10.3390/nano10112103
  • Weng Z, Gillin W and Kreouzis T (2020). Fitting the Magnetoresponses of the OLED using Polaron Pair Model to Obtain Spin-Pair Dynamics and Local Hyperfine Fields. Nature Publishing Group  Scientific Reports  10.1038/s41598-020-73953-w
  • Wan W, Zhang M, Zhao M, Rowell N, Zhang C, Wang S, Kreouzis T, Fan H, Huang W and Yu K (2020). Room-temperature formation of CdS magic-size clusters in aqueous solutions assisted by primary amines. Nature Research (Part of Springer Nature)  Nature Communications  10.1038/s41467-020-18014-6
  • Barard S, Mukherjee D, Sarkar S, Kreouzis T, Chambrier I, Cammidge AN and Ray AK (2020). Channel length-dependent characterisations of organic thin-film transistors with solution processable gadolinium phthalocyanine derivatives. Journal of Materials Science: Materials in Electronics  vol. 31, (1) 265-273. 10.1007/s10854-019-02486-4

2019

  • Kreouzis T, Li L, Zhang M, Rowell N, Fan H, Yu Q, Huang W, Chen X and Yu K (2019). Identifying Clusters and/or Small-Size Quantum Dots in Colloidal CdSe Ensembles with Optical Spectroscopy. American Chemical Society  The Journal of Physical Chemistry Letters  10.1021/acs.jpclett.9b02439
  • Guo X, Gong Q, Borowiec J, Zhang S, Han S, Zhang M, Willis M, Kreouzis T and Yu K (2019). Energetics of Non-Radiative Surface Trap States in Nanoparticles Monitored by Time of Flight Photoconduction Measurements on Nanoparticle-Polymer Blends. American Chemical Society  Acs Applied Materials and Interfaces  10.1021/acsami.9b07852
  • Gong Q, Guo X, Willis MAC, Zhang S, Borowiec J and Kreouzis T (2019). Heuristic description of separate charge transport pathways determined by Time of Flight: Multiple hole transit times in the ubiquitous poly(3-hexylthiophene). Organic Electronics: Physics, Materials, Applications  vol. 74, 41-45. 10.1016/j.orgel.2019.06.038
  • Kreouzis T, Zhang J, Rowell N, Willis M, Fan H, Zhang C, Huang W, Zhang M and Yu K (2019). One-Step Approach to Single-Ensemble CdS Magic-Size Clusters with Enhanced Production Yield. The Journal of Physical Chemistry Letters  10.1021/acs.jpclett.9b01005
  • KREOUZIS T, Gao D, Hao X, Rowell N, Lockwood D, HAN S, Fan H, Zhang H, Zhang C, Jiang Y, Feng J, Zhang M and Yu K (2019). Formation of Colloidal Alloy Semiconductor CdTeSe Magic-Size Clusters at Room Temperature. Springer Nature  Nature Communications  10.1038/s41467-019-09705-w
  • KREOUZIS T, GILLIN WP and WENG Z (2019). Modelling and fitting the Polaron Pair Magnetoconductance model to obtain a realistic local hyperfine field in Tris-(8-hydroxyquinoline)aluminium based diodes. Nature Publishing Group  Scientific Reports  10.1038/s41598-019-40132-5

2018

  • Luan C, Gökçinar ÖÖ, Rowell N, Kreouzis T, Han S, Zhang M, Fan H and Yu K (2018). Evolution of Two Types of CdTe Magic-Size Clusters from a Single Induction Period Sample. J Phys Chem Lett  vol. 9, (18) 5288-5295. 10.1021/acs.jpclett.8b02334
  • Barard S, Kreouzis T, Cammidge AN, Cook MJ and Ray AK (2018). Newly synthesised gadolinium bis-phthalocyanine sandwich complex: Ambipolar organic semiconductor. Semiconductor Science and Technology  vol. 33, (9) 10.1088/1361-6641/aad42d
  • KREOUZIS T, Zhang J, Hao X, Rowell N, Han S, Fan H, Zhang C, Hu C, Zhang M and Yu K (2018). Individual Pathways in the Formation of Magic-Size Clusters and Conventional Quantum Dots. Acs Publications  The Journal of Physical Chemistry Letters  vol. 9, 3660-3666. 10.1021/acs.jpclett.8b01520
  • KREOUZIS T, ANDY AS, KNELLER JWE, SUSHKO O, DUBROVKA R, PARINI C, SCOTT K and DONNAN RS (2018). Estimation of dark and active dielectric constants in the sub-THz frequency domain of an optically tunable organic semiconductor blend of poly(3-hexylthiophene) and phenyl-C61-butyric acid methyl ester. Iop Publishing  Applied Physics Express  vol. 11, 10.7567/APEX.11.061601

2017

  • Willis M, He J, Du J, Kreouzis T, Pratt FL, Lord JS, Telling MTF and Morley NA (2017). Reply to “Comment on ‘Muon spin relaxation study of spin dynamics in poly(triarylamine)”’. Synthetic Metals  vol. 234, 177-179. 10.1016/j.synthmet.2017.07.001
  • Schroeder BC, Kurosawa T, Fu T, Chiu YC, Mun J, Wang GJN, Gu X, Shaw L, Kneller JWE, Kreouzis T, Toney MF and Bao Z (2017). Taming Charge Transport in Semiconducting Polymers with Branched Alkyl Side Chains. Advanced Functional Materials  10.1002/adfm.201701973
  • DONNAN RS, Pigeon M, Sushko O, Kreouzis T, Parini C, Wang H, Alderman B, Huggard P and Dubrovka R (2017). From Simulations to Measurements: Prototyping an Antenna for Non-Linear Applications at Sub-THz Frequencies. Iet Microwaves, Antennas & Propagation  10.1049/iet-map.2016.0392
  • DONNAN RS, Sushko O, Dubrovka R, Pigeon M, Kreouzis T and Parini C (2017). Comparative Study of Sub-THz FSS Filters Fabricated by Inkjet Printing, Microprecision Material Printing, and Photolithography. Ieee  Ieee Transactions On Terahertz Science and Technology  vol. 7, (2) 184-190. 10.1109/TTHZ.2017.2662582

2016

  • Gu H, Chang S, Lu H, Holford DF, Zhang T, Hu J, Gillin WP and Kreouzis T (2016). Impurity effects on charge transport and magnetoconductance in a single layer poly(3-hexyl-thiophene) device. Applied Physics Letters  vol. 108, (20) 203301-203301. 10.1063/1.4950859
  • GILLIN WP, Zhang T, holford DF, Gu H, Kreouzis T and zhang S (2016). Hole-exciton interaction induced high field decay of magneto-electroluminescence in Alq3-based organic light-emitting diodes at room temperature. American Institute of Physics (Aip)  Applied Physics Letters  vol. 108, 10.1063/1.4939871

2015

  • Gu H, Chang S, Holford D, Zhang T, Lu H, Kreouzis T and Gillin WP (2015). Annealing and doping-dependent magnetoresistance in single layer poly(3-hexyl-thiophene) organic semiconductor device. Organic Electronics  vol. 17, 51-56. 10.1016/j.orgel.2014.11.019

2014

  • He J, Du J, Kreouzis T, Pratt FL, Lord JS, Telling MTF, Drew AJ, Morley NA and Willis M (2014). Muon spin relaxation study of spin dynamics in poly(triarylamine). Synthetic Metals  10.1016/j.synthmet.2015.05.010
  • Zhang HT, Han S, Desai P, Zhan YQ, Li W, Si W, Scott K, Drew AJ, Gillin WP, Zhang SJ and Kreouzis T (2014). Ferromagnetic-organic interfacial states and their role on low voltage current injection in tris-8-hydroxyquinloline (Alq3) organic spin valves. Applied Physics Letters  vol. 105, (20) 10.1063/1.4902539
  • Gu H, Kreouzis T and Gillin WP (2014). The transition from bipolaron to triplet-polaron magnetoresistance in a single layer organic semiconductor device. Organic Electronics  vol. 15, (8) 1711-1716. 10.1016/j.orgel.2014.04.036
  • Zhang S, Willis M, Gotto R, Roy KA, Rolfe NJ, Kreouzis T and Gillin WP (2014). Understanding the role of electron and hole trions on current transport in aluminium tris(8-hydroxyquinoline) using organic magnetoresistance. Applied Physics Letters  vol. 104, (4) 10.1063/1.4863684
  • Zhang H, Desai P, Zhan YQ, Drew AJ, Gillin WP and Kreouzis T (2014). The importance of holes in aluminium tris-8-hydroxyquinoline (Alq(3)) devices with Fe and NiFe contacts. Applied Physics Letters  vol. 104, (1) 10.1063/1.4861120

2013

  • Zhang S, Kreouzis T and Gillin WP (2013). Low temperature magnetic field effects on the efficiency of aluminium tris(8-hydroxyquinoline) based organic light emitting diodes in the absence of magnetoresistance. Synthetic Metals  vol. 173, 46-50. 10.1016/j.synthmet.2012.11.016
  • (2013). Importance of spin-orbit interaction for the electron spin relaxation in organic semiconductors. Phys Rev Lett  vol. 110, (21) 10.1103/PhysRevLett.110.216602

2012

  • Kreouzis T and Whitehead KS (2012). Charge transport in Reactive Mesogens and Liquid Crystal Polymer networks. Liquid Crystalline Semiconductors: Materials, Properties and Applications , Editors: Kelly SM, O'Neill M and Bushby R. Springer Verlag  10.1007/978-90-481-2873-0_5
  • Zhang S, Rolfe NJ, Desai P, Shakya P, Drew AJ, Kreouzis T and Gillin WP (2012). Modeling of positive and negative organic magnetoresistance in organic light-emitting diodes. Physical Review B  vol. 86, (7) 10.1103/PhysRevB.86.075206
  • Khademi S, Song JY, Wyatt PB, Kreouzis T and Gillin WP (2012). Ambipolar charge transport in traditional organic hole transport layers. Adv Mater  vol. 24, (17) 2278-2283. 10.1002/adma.201103830
  • Chaure NB, Pal C, Barard S, Kreouzis T, Ray AK, Cammidge AN, Chambrier I, Cook MJ, Murphy CE and Cain MG (2012). A liquid crystalline copper phthalocyanine derivative for high performance organic thin film transistors. Journal of Materials Chemistry  vol. 22, (36) 19179-19189. 10.1039/c2jm33301e

2011

  • Schulz L, Willis M, Nuccio L, Shusharov P, Fratini S, Pratt FL, Gillin WP, Kreouzis T, Heeney M, Stingelin N, Stafford CA, Beesley DJ, Bernhard C, Anthony JE, McKenzie I, Lord JS and Drew AJ (2011). Importance of intramolecular electron spin relaxation in small molecule semiconductors. Phys Rev B  vol. 84, (8) 10.1103/PhysRevB.84.085209
  • Muller C, Zhigadlo ND, Kumar A, Baklar MA, Karpinski J, Smith P, Kreouzis T and Stingelin N (2011). Enhanced Charge-Carrier Mobility in High-Pressure-Crystallized Poly(3-hexylthiophene). Macromolecules  vol. 44, (6) 1221-1225. 10.1021/ma102529f
  • Schulz L, Nuccio L, Willis M, Desai P, Shakya P, Kreouzis T, Malik VK, Bernhard C, Pratt FL, Morley NA, Suter A, Nieuwenhuys GJ, Prokscha T, Morenzoni E, Gillin WP and Drew AJ (2011). Engineering spin propagation across a hybrid organic/inorganic interface using a polar layer. Nat Mater  vol. 10, (3) 10.1038/nmat2962
  • Shkunov M, McCulloch I and Kreouzis T (2011). Polymerizable Liquid Crystal Networks for Semiconductor Applications. Cross-Linked Liquid Crystalline Systems  10.1201/b10525-12
  • Schulz L, Nuccio L, Willis M, Desai P, Shakya P, Kreouzis T, Malik VK, Bernhard C, Pratt FL, Morley NA, Suter A, Nieuwenhuys GJ, Prokscha T, Morenzoni E, Gillin WP and Drew AJ (2011). Engineering spin propagation across a hybrid organic/inorganic interface using a polar layer. Nat Mater  vol. 10, (1) 39-44. 10.1038/nmat2912

2010

  • Gillin WP, Zhang SJ, Rolfe NJ, Desai P, Shakya P, Drew AJ and Kreouzis T (2010). Determining the influence of excited states on current transport in organic light emitting diodes using magnetic field perturbation. Phys Rev B  vol. 82, (19) 10.1103/PhysRevB.82.195208
  • Baklar MA, Koch F, Kumar A, Domingo EB, Campoy-Quiles M, Feldman K, Yu L, Wobkenberg P, Ball J, Wilson RM, McCulloch I, Kreouzis T, Heeney M, Anthopoulos T, Smith P and Stingelin N (2010). Solid-state processing of organic semiconductors. Adv Mater  vol. 22, (35) 3942-3947. 10.1002/adma.200904448
  • Song JY, Stingelin N, Drew AJ, Kreouzis T and Gillin WP (2010). Effect of excited states and applied magnetic fields on the measured hole mobility in an organic semiconductor. Phys Rev B  vol. 82, (8) 10.1103/PhysRevB.82.085205
  • Dhandapani D, Morley NA, Gibbs MRJ, Kreouzis T, Shakya P, Desai P and Gillin WP (2010). The Effect of Injection Layers on a Room Temperature Organic Spin Valve. Ieee T Magn  vol. 46, (6) 1307-1310. 10.1109/TMAG.2010.2043818
  • KREOUZIS T (2010). Cross-Linked Liquid Crystalline Systems: From Rigid Polymer Networks to Elastomers. Cross-Linked Liquid Crystalline Systems: From Rigid Polymer Networks to Elastomers , Editors: Crawford GP, Broer D and Zumer S. Crc 
  • McCairn MC, Kreouzis T and Turner ML (2010). Microwave accelerated synthesis and evaluation of conjugated oligomers based on 2,5-di-thiophene-[1,3,4]thiadiazole. J Mater Chem  vol. 20, (10) 1999-2006. 10.1039/b922714h
  • Baklar M, Barard S, Sparrowe D, Wilson RM, McCulloch I, Heeney M, Kreouzis T and Stingelin N (2010). Bulk charge transport in liquid-crystalline polymer semiconductors based on poly(2,5-bis(3-alkylthiophen-2-yl)thieno[3,2-b]thiophene). Polym Chem-Uk  vol. 1, (9) 1448-1452. 10.1039/c0py00056f

2009

  • Rolfe NJ, Heeney M, Wyatt PB, Drew AJ, Kreouzis T and Gillin WP (2009). Elucidating the role of hyperfine interactions on organic magnetoresistance using deuterated aluminium tris(8-hydroxyquinoline). Phys Rev B  vol. 80, (24) 10.1103/PhysRevB.80.241201
  • Kumar A, Baklar MA, Scott K, Kreouzis T and Stingelin-Stutzmann N (2009). Efficient, Stable Bulk Charge Transport in Crystalline/Crystalline Semiconductor-Insulator Blends. Adv Mater  vol. 21, (44) 4447-+. 10.1002/adma.200900717
  • Zhang SJ, Song JY, Kreouzis T and Gillin WP (2009). Measurement of the intersystem crossing rate in aluminum tris(8-hydroxyquinoline) and its modulation by an applied magnetic field. J Appl Phys  vol. 106, (4) 10.1063/1.3204015
  • Barlow IA, Kreouzis T and Lidzey DG (2009). High-speed electroluminescence modulation of a conjugated-polymer light emitting diode. Appl Phys Lett  vol. 94, (24) 10.1063/1.3147208
  • Drew AJ, Hoppler J, Schulz L, Pratt FL, Desai P, Shakya P, Kreouzis T, Gillin WP, Suter A, Morley NA, Malik VK, Dubroka A, Kim KW, Bouyanfif H, Bourqui F, Bernhard C, Scheuermann R, Nieuwenhuys GJ, Prokscha T and Morenzoni E (2009). Direct measurement of the electronic spin diffusion length in a fully functional organic spin valve by low-energy muon spin rotation. Nat Mater  vol. 8, (2) 109-114. 10.1038/NMAT2333
  • Barard S, Heeney M, Chen L, Colle M, Shkunov M, McCulloch I, Stingelin N, Philips M and Kreouzis T (2009). Separate charge transport pathways determined by the time of flight method in bimodal polytriarylamine. J Appl Phys  vol. 105, (1) 10.1063/1.3054180

2008

  • Song JY, Stingelin N, Gillin WP and Kreouzis T (2008). Reduced hole mobility due to the presence of excited states in poly-(3-hexylthiophene). Appl Phys Lett  vol. 93, (23) 10.1063/1.3049129
  • Shakya P, Desai P, Kreouzis T, Gillin WP, Tuladhar SM, Ballantyne AM and Nelson J (2008). The effect of applied magnetic field on photocurrent generation in poly-3-hexylthiophene:[6,6]-phenyl C61-butyric acid methyl ester photovoltaic devices. Journal of Physics-Condensed Matter  vol. 20, (45) 10.1088/0953-8984/20/45/452203
  • Rolfe N, Desai P, Shakya P, Kreouzis T and Gillin WP (2008). Separating the roles of electrons and holes in the organic magnetoresistance of aluminum tris(8-hydroxyquinoline) organic light emitting diodes. J Appl Phys  vol. 104, (8) 10.1063/1.3000454
  • Shakya P, Desai P, Somerton M, Gannaway G, Kreouzis T and Gillin WP (2008). The magnetic field effect on the transport and efficiency of group III tris(8-hydroxyquinoline) organic light emitting diodes. J Appl Phys  vol. 103, (10) 10.1063/1.2932079
  • Drew AJ, Pratt FL, Hoppler J, Schulz L, Malik-Kumar V, Morley NA, Desai P, Shakya P, Kreouzis T, Gillin WP, Kim KW, Dubroka A and Scheuermann R (2008). Intrinsic mobility limit for anisotropic electron transport in Alq3. Phys Rev Lett  vol. 100, (11) 10.1103/PhysRevLett.100.116601
  • Shakya P, Desai P, Kreouzis T and Gillin WP (2008). Magnetoresistance in triphenyl-diamine derivative blue organic light emitting devices. J Appl Phys  vol. 103, (4) 10.1063/1.2885097
  • Rolfe N, Desai P, Shakya P, Kreouzis T and Gillin WP (2008). Separating the roles of electrons and holes in the organic magnetoresistance of aluminum tris(8-hydroxyquinoline) organic light emitting diodes. Journal of Applied Physics  vol. 104, 10.1063/1.3000454

2007

  • Desai P, Shakya P, Kreouzis T and Gillin WP (2007). Magnetoresistance in organic light-emitting diode structures under illumination. Phys Rev B  vol. 76, (23) 10.1103/PhysRevB.76.235202
  • Tang HY, Donnan RS and Kreouzis T (2007). An optically controlled phase shifter employing the organic semiconductor poly(3-hexylthiophene). Appl Phys Lett  vol. 91, (20) 10.1063/1.2806936
  • Barlow IA, Kreouzis T and Lidzey DG (2007). A polymer light-emitting diode as an optical communication light source. Org Electron  vol. 8, (5) 621-624. 10.1016/j.orgel.2007.04.003
  • Desai P, Shakya P, Kreouzis T and Gillin WP (2007). The role of magnetic fields on the transport and efficiency of aluminum tris(8-hydroxyquinoline) based organic light emitting diodes. J Appl Phys  vol. 102, (7) 10.1063/1.2787158
  • Desai P, Shakya P, Kreouzis T, Gillin WP, Morley NA and Gibbs MRJ (2007). Magnetoresistance and efficiency measurements of Alq(3)-based OLEDs. Phys Rev B  vol. 75, (9) 10.1103/PhysRevB.75.094423
  • GILLIN WP (2007). Magnetoresistance and efficiency measurements of Alq3-based OLEDs. Phys. Rev. B  vol. 75, 094423-094429. 10.1103/PhysRevB.75.094423
  • Baldwin RJ, Kreouzis T, Shkunov M, Heeney M, Zhang W and McCulloch I (2007). A comprehensive study of the effect of reactive end groups on the charge carrier transport within polymerized and nonpolymerized liquid crystals. J Appl Phys  vol. 101, (2) 10.1063/1.2432045
  • Khan RUA, Poplavskyy D, Kreouzis T and Bradley DDC (2007). Hole mobility within arylamine-containing polyfluorene copolymers: A time-of-flight transient-photocurrent study. Phys Rev B  vol. 75, (3) 10.1103/PhysRevB.75.035215

2006

  • McCulloch I, Bailey C, Genevicius K, Heeney M, Shkunov M, Sparrowe D, Tierney S, Zhang W, Baldwin R, Kreouzis T, Andreasen JW, Breiby DW and Nielsen MM (2006). Designing solution-processable air-stable liquid crystalline crosslinkable semiconductors. Philos Trans a Math Phys Eng Sci  vol. 364, (1847) 2779-2787. 10.1098/rsta.2006.1854
  • Kim EG, Schmidt K, Caseri WR, Kreouzis T, Stingelin-Stutzmann N and Bredas JL (2006). Magnus' green salt revisited: Impact of platinum-platinum interactions on electronic structure and carrier mobilities. Adv Mater  vol. 18, (15) 2039-+. 10.1002/adma.200600252
  • Kreouzis T, Poplavskyy D, Tuladhar SM, Campoy-Quiles M, Nelson J, Campbell AJ and Bradley DDC (2006). Temperature and field dependence of hole mobility in poly(9,9-dioctylfluorene). Phys Rev B  vol. 73, (23) 10.1103/PhysRevB.73.235201

2005

  • Kreouzis T, Baldwin RJ, Shkunov M, McCulloch I, Heeney M and Zhang W (2005). High mobility ambipolar charge transport in a cross-linked reactive mesogen at room temperature. Appl Phys Lett  vol. 87, (17) 10.1063/1.2117632
  • Bushby RJ, Donovan KJ, Kreouzis T and Lozman OR (2005). Molecular engineering of triphenylene-based discotic liquid crystal conductors. Opto-Electron Rev  vol. 13, (4) 269-279.

2003

  • Choulis SA, Nelson J, Kim Y, Poplavskyy D, Kreouzis T, Durrant JR and Bradley DDC (2003). Investigation of transport properties in polymer/fullerene blends using time-of-flight photocurrent measurements. Appl Phys Lett  vol. 83, (18) 3812-3814. 10.1063/1.1624636
  • Osterbacka R, Genevicius K, Pivrikas A, Juska G, Arlauskas K, Kreouzis T, Bradley DDC and Stubb BH (2003). Quantum efficiency and initial transport of photogenerated charge carriers in pi-conjugated polymers. Synthetic Metals  vol. 139, (3) 811-813. 10.1016/S0379-6779(03)00267-4
  • Juska G, Genevicius K, Osterbacka R, Arlauskas K, Kreouzis T, Bradley DDC and Stubb H (2003). Initial transport of photogenerated charge carriers in pi-conjugated polymers. Phys Rev B  vol. 67, (8) 10.1103/PhysRevB.67.081201
  • Donovan KJ, Kreouzis T, Scott K, Bunning JC, Bushby RJ, Boden N, Lozman OR and Movaghar B (2003). Molecular engineering the phototransport properties of discotic liquid crystals. Molecular Crystals and Liquid Crystals  vol. 396, 91-112. 10.1080/15421400390213221
  • Scott K, Donovan KJ, Kreouzis T, Bunning JC, Bushby RJ, Boden N and Lozman OR (2003). Quantum efficiency of photogeneration in discotic liquid crystals: Part 1: Temperature and wavelength dependence. Molecular Crystals and Liquid Crystals  vol. 397, 553-561. 10.1080/15421400390214185
  • Bunning JC, Donovan KJ, Kreouzis T, Scott K, Bushby RJ, Boden N and Lozman OR (2003). Quantum efficiencies of photogeneration in discotic liquid crystals. Part 2: Electric field and temperature dependence. Molecular Crystals and Liquid Crystals  vol. 397, 563-571. 10.1080/15421406390214194

2002

  • Pecchia A, Lozman OR, Movaghar B, Boden N, Bushby RJ, Donovan KJ and Kreouzis T (2002). Photoconductive transients and one-dimensional charge carrier dynamics in discotic liquid crystals. Phys Rev B  vol. 65, (10) 10.1103/PhysRevB.65.104204
  • Khan RUA, Kreouzis T, Poplavskyy D and Bradley DDC (2002). Hole injection and transport in a fluorene-containing copolymer. Mrs Advances  vol. 734, 10.1557/proc-734-b6.3

2001

  • Boden N, Bushby RJ, Donovan K, Liu QY, Lu ZB, Kreouzis T and Wood A (2001). 2,3,7, 8,12,13-Hexakis[2-(2-methoxyethoxy)ethoxy]-tricycloquinazoline: a discogen which allows enhanced levels of n-doping. Liq Cryst  vol. 28, (12) 1739-1748. 10.1080/02678290110082383
  • Kreouzis T, Donovan KJ, Boden N, Bushby RJ, Lozman OR and Liu Q (2001). Temperature-independent hole mobility in discotic liquid crystals. J Chem Phys  vol. 114, (4) 1797-1802. 10.1063/1.1334958

2000

  • Kreouzis T, Scott K, Donovan KJ, Boden N, Bushby RJ, Lozman OR and Liu Q (2000). Enhanced electronic transport properties in complementary binary discotic liquid crystal systems. Chemical Physics  vol. 262, (2-3) 489-497. 10.1016/S0301-0104(00)00323-2
  • Donovan KJ and Kreouzis T (2000). Deconvolution of time of flight photocurrent transients and electronic response time in columnar liquid crystals. Journal of Applied Physics  vol. 88, (2) 918-923. 10.1063/1.373755

1998

  • Donovan KJ, Kreouzis T, Boden N and Clements J (1998). One dimensional carrier trapping in the crystalline phase of a columnar liquid crystal. Journal of Chemical Physics  vol. 109, (23) 10400-10408. 10.1063/1.477695
  • Boden N, Bushby RJ, Clements J, Donovan K, Movaghar B and Kreouzis T (1998). Charge dynamics and recombination kinetics in columnar discotic liquid crystals. Physical Review B  vol. 58, (6) 3063-3074. 10.1103/PhysRevB.58.3063

1995

Grants of specific relevance to Materials Research

Grants

  • New applicant scheme
    Kreouzis T
    £9,318 STFC (01-01-2020 - 30-09-2022)
  • Organic Semiconductor Neutron Detectors for Dark Matter
    Bevan AJ and Kreouzis T
    £139,277 Science and Technology Facilities Council (01-01-2020 - 30-03-2021)
    Abstract


  • Active Quasi-Optics for High-Power THz Science
    Dubrovka RF, Donnan RS, Parini CG and Kreouzis T
    £465,157 Engineering and Physical Sciences Research Council (03-02-2014 - 31-07-2017)
    Abstract