Search Results - "Monkman, A"

Violation of the exponential-decay law at long times by Rothe, C, Hintschich, S I, Monkman, A P

“…First-principles quantum mechanical calculations show that the exponential-decay law for any metastable state is only an approximation and predict an…”
Get full text

Quantifying Molecular Disorder in Tri-Isopropyl Silane (TIPS) Pentacene Using Variable Coherence Transmission Electron Microscopy by Alanazi, F., Eggeman, A. S., Stavrou, K., Danos, A., Monkman, A. P., Mendis, B. G.

“…Structural disorder in molecular crystals is a fundamental limitation for achieving high charge carrier mobilities. Quantifying and uncovering the mechanistic…”
Get full text

'Reading landscape': interdisciplinary approaches to understanding place by Smith, M. J., Parrott, F., Monkman, A., O'Connor, J., Rousham, L.

“…This paper outlines a collaborative project between a group of Fine Art and Geography students who helped develop and contribute to a conversation about…”
Get full text

Towards General Guidelines for Aligned, Nanoscale Assemblies of Hairy-Rod Polyfluorene by Knaapila, M., Stepanyan, R., Lyons, B. P., Torkkeli, M., Monkman, A. P.

“…This account highlights recent progress towards understanding the complex hierarchical levels of solid‐state structure in a prototypical helical hairy‐rod…”
Get full text

Direct measurement of the singlet generation yield in polymer light-emitting diodes by Rothe, C, King, S M, Monkman, A P

“…In this study, the singlet and triplet exciton generation yields of a representative blue-emitting conjugated polymer are directly compared using simultaneous…”
Get full text

Dopant Effect on the Charge Injection, Transport, and Device Efficiency of an Electrophosphorescent Polymeric Light-Emitting Device by Al Attar, H. A., Monkman, A. P.

“…The dopant effect of heavy‐metal complexes on the charge injection, transport, and device efficiency in electrophosphorescent polymeric light‐emitting devices…”
Get full text

Experimental Study of Spontaneous-Emission Enhancement in Tamm Plasmon Structures with an Organic Active Region by Morozov, K. M., Ivanov, K. A., Selenin, N., Mikhrin, S., de Sa Pereira, D., Menelaou, C., Monkman, A. P., Kaliteevski, M. A.

“…Spontaneous-emission enhancement in a Tamm plasmon microcavity with an active region with organic material 4.4'-bis( N -carbazolyl)-1.1'-biphenyl (CBP) is…”
Get full text

Triplet energies of pi-conjugated polymers by Monkman, A P, Burrows, H D, Hartwell, L J, Horsburgh, L E, Hamblett, I, Navaratnam, S

“…Using pulse radiolysis and triplet energy transfer has enabled us to measure the triplet energies in a broad range of different pi-conjugated polymers. In all…”
Get full text

Spectroscopic studies of different poly3hexylthiophene chain environments in a polyfluorene matrix by Santos, P.L., Cury, L.A., Dias, F.B., Monkman, A.P.

“…Optical properties of blends made of poly(9,9-dioctyl-fluorene-2,7-diyl) (PFO) and poly(3-hexylthiophene-2,5-diyl) (P3HT) were investigated and compared to…”
Get full text

Spontaneous Emission Amplification in Silver—Organic Periodic Structures and Tamm Plasmon Structures by Morozov, K. M., Ivanov, K. A., Selenin, N., Mikhrin, S., de Sa Pereira, D., Menelaou, C., Monkman, A. P., Kaliteevski, M. A.

“…— We have investigated Tamm plasmon structure and periodic metal-dielectric structures with active organic CBP ( N , N -dicarbazolyl-4,4-biphenyl) layer. Tamm…”
Get full text

Influence of Solvent Quality on the Self-Organization of Archetypical Hairy Rods−Branched and Linear Side Chain Polyfluorenes: Rodlike Chains versus “Beta-Sheets” in Solution by Knaapila, M, Garamus, V. M, Dias, F. B, Almásy, L, Galbrecht, F, Charas, A, Morgado, J, Burrows, H. D, Scherf, U, Monkman, A. P

“…We report on the nanoscale structure and solvent-induced phase behavior of two, nearly similar π-conjugated hairy-rod polymers, branched side chain…”
Get full text

Influence of Side Chain Length on the Self-Assembly of Hairy-Rod Poly(9,9-dialkylfluorene)s in the Poor Solvent Methylcyclohexane by Knaapila, M, Dias, F. B, Garamus, V. M, Almásy, L, Torkkeli, M, Leppänen, K, Galbrecht, F, Preis, E, Burrows, H. D, Scherf, U, Monkman, A. P

“…We report on the phase behavior of poly(9,9-dihexylfluorene) (PF6), poly(9,9-diheptylfluorene) (PF7), poly(9,9-dioctylfluorene) (PF8),…”
Get full text

Enhanced Triplet Formation by Twisted Intramolecular Charge-Transfer Excited States in Conjugated Oligomers and Polymers by King, S. M, Matheson, R, Dias, F. B, Monkman, A. P

“…The triplet yield and intersystem crossing rate of a set of conjugated oligomers and polymers that, in polar solvents, form a charge-transfer state with a…”
Get full text

Electron paramagnetic resonance study of spin centers related to charge transport in metallic polyaniline by Krinichnyi, V.I., Konkin, A.L., Monkman, A.P.

“…[Display omitted] ► Organic metal for utilization in molecular electronics. ► CSA and AMPSA used as electron accepter enable ordering and crystallinity of…”
Get full text

Room temperature magnetic order in an organic magnet derived from polyaniline by Zaidi, Naveed A., Giblin, S.R., Terry, I., Monkman, A.P.

“…We report on the synthesis and characterisation of a new type of polymer, PANiCNQ produced from polyaniline (PANi) and an acceptor molecule,…”
Get full text

Triplet exciton state and related phenomena in the β-phase of poly(9,9-dioctyl)fluorene by ROTHE, C, KING, S. M, DIAS, F, MONKMAN, A. P

Get full text

Vibrational Analysis of Polyaniline:  A Model Compound Approach by Boyer, M.-I, Quillard, S, Rebourt, E, Louarn, G, Buisson, J. P, Monkman, A, Lefrant, S

“…In this work, we have used an oligomer model compound approach for the understanding of the vibrational spectra of the principal forms of polyaniline. Selected…”
Get full text

Triplet-State and Singlet Oxygen Formation in Fluorene-Based Alternating Copolymers by Fonseca, S. M, Pina, J, Arnaut, L. G, Seixas de Melo, J, Burrows, H. D, Chattopadhyay, N, Alcácer, L, Charas, A, Morgado, J, Monkman, A. P, Asawapirom, U, Scherf, U, Edge, R, Navaratnam, S

“…Data are reported on the triplet states of a series of fluorene-based A-alt-B type alternating copolymers based on pulse radiolysis-energy transfer and flash…”
Get full text

Fabrication of ZnO nanorod/p-GaN high-brightness UV LED by microwave-assisted chemical bath deposition with Zn(OH)2–PVA nanocomposites as seed layer by Hassan, J.J., Mahdi, M.A., Yusof, Y., Abu-Hassan, H., Hassan, Z., Al-Attar, H.A., Monkman, A.P.

“…► We grow high quality ZnO nanorods on GaN wafer. ► We used microwave-assisted CBD to synthesis of ZnO nanorods. ► We fabricated high brightness UV LED…”
Get full text

Spiroconjugation-Enhanced Intramolecular Charge-Transfer State Formation in a Polyspirobifluorene Homopolymer by King, S. M, Hintschich, S. I, Dai, D, Rothe, C, Monkman, A. P

“…In this work we demonstrate the complex excited-state behavior of polyspirobifluorene in the solid state, which, due to the interaction of the spiroconjugated…”
Get full text