Výsledky vyhľadávania - "Clark, Ian P"

Singlet and Triplet Contributions to the Excited-State Activities of Dihydrophenazine, Phenoxazine, and Phenothiazine Organocatalysts Used in Atom Transfer Radical Polymerization Autor Bhattacherjee, Aditi, Sneha, Mahima, Lewis-Borrell, Luke, Amoruso, Giordano, Oliver, Thomas A A, Tyler, Jasper, Clark, Ian P, Orr-Ewing, Andrew J

“…The photochemical dynamics of three classes of organic photoredox catalysts employed in organocatalyzed atom-transfer radical polymerization (O-ATRP) are…”
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Picosecond to millisecond tracking of a photocatalytic decarboxylation reaction provides direct mechanistic insights Autor Bhattacherjee, Aditi, Sneha, Mahima, Lewis-Borrell, Luke, Tau, Omri, Clark, Ian P., Orr-Ewing, Andrew J.

“…The photochemical decarboxylation of carboxylic acids is a versatile route to free radical intermediates for chemical synthesis. However, the sequential nature…”
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Investigating the Role of the Organic Cation in Formamidinium Lead Iodide Perovskite Using Ultrafast Spectroscopy Autor Taylor, Victoria C A, Tiwari, Devendra, Duchi, Marta, Donaldson, Paul M, Clark, Ian P, Fermin, David J, Oliver, Thomas A A

“…Organic cation rotation in hybrid organic-inorganic lead halide perovskites has previously been associated with low charge recombination rates and…”
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Direct Observation of the Microscopic Reverse of the Ubiquitous Concerted Metalation Deprotonation Step in C-H Bond Activation Catalysis Autor Hammarback, L Anders, Aucott, Benjamin J, Bray, Joshua T W, Clark, Ian P, Towrie, Michael, Robinson, Alan, Fairlamb, Ian J S, Lynam, Jason M

“…The ability of carboxylate groups to promote the direct functionalization of C-H bonds in organic compounds is unquestionably one of the most important…”
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Photophysical Properties and Protein Binding Studies of Piperazine-Substituted Anthracene-BODIPY Dyads for Antimicrobial Photodynamic Therapy Autor O’Sullivan, Stephen, Tabrizi, Leila, Turzańska, Kaja, Clark, Ian P., Fitzgerald-Hughes, Deirdre, Pryce, Mary T.

“…This work presents the synthesis, characterisation, photophysical properties, time-resolved spectroscopic behaviour, and biological evaluation of two…”
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Tuning Photoinduced Electron Transfer in POM‐Bodipy Hybrids by Controlling the Environment: Experiment and Theory Autor Toupalas, Georgios, Karlsson, Joshua, Black, Fiona A., Masip‐Sánchez, Albert, López, Xavier, Ben M'Barek, Youssef, Blanchard, Sébastien, Proust, Anna, Alves, Sandra, Chabera, Pavel, Clark, Ian P., Pullerits, Tönu, Poblet, Josep M., Gibson, Elizabeth A., Izzet, Guillaume

“…The optical and electrochemical properties of a series of polyoxometalate (POM) oxoclusters decorated with two bodipy (boron‐dipyrromethene) light‐harvesting…”
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Ultrafast excited-state dynamics of rhenium(I) photosensitizers [Re(Cl)(CO)3(N,N)] and [Re(imidazole)(CO)3(N,N)]+: diimine effects Autor El Nahhas, Amal, Consani, Cristina, Blanco-Rodríguez, Ana María, Lancaster, Kyle M, Braem, Olivier, Cannizzo, Andrea, Towrie, Michael, Clark, Ian P, Zális, Stanislav, Chergui, Majed, Vlcek, Jr, Antonín

“…Femto- to picosecond excited-state dynamics of the complexes [Re(L)(CO)(3)(N,N)](n) (N,N = bpy, phen, 4,7-dimethyl-phen (dmp); L = Cl, n = 0; L = imidazole, n…”
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Proteins in Action: Femtosecond to Millisecond Structural Dynamics of a Photoactive Flavoprotein Autor Brust, Richard, Lukacs, Andras, Haigney, Allison, Addison, Kiri, Gil, Agnieszka, Towrie, Michael, Clark, Ian P, Greetham, Gregory M, Tonge, Peter J, Meech, Stephen R

“…Living systems are fundamentally dependent on the ability of proteins to respond to external stimuli. The mechanism, the underlying structural dynamics, and…”
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Comparing molecular photofragmentation dynamics in the gas and liquid phases Autor Harris, Stephanie J, Murdock, Daniel, Zhang, Yuyuan, Oliver, Thomas A A, Grubb, Michael P, Orr-Ewing, Andrew J, Greetham, Gregory M, Clark, Ian P, Towrie, Michael, Bradforth, Stephen E, Ashfold, Michael N R

“…This article explores the extent to which insights gleaned from detailed studies of molecular photodissociations in the gas phase (i.e. under isolated molecule…”
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Tryptophan-accelerated electron flow across a protein-protein interface Autor Takematsu, Kana, Williamson, Heather, Blanco-Rodríguez, Ana María, Sokolová, Lucie, Nikolovski, Pavle, Kaiser, Jens T, Towrie, Michael, Clark, Ian P, Vlček, Jr, Antonín, Winkler, Jay R, Gray, Harry B

“…We report a new metallolabeled blue copper protein, Re126W122Cu(I) Pseudomonas aeruginosa azurin, which has three redox sites at well-defined distances in the…”
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Noninvasive Raman spectroscopy of human tissue in vivo Autor Matousek, Pavel, Draper, Edward R C, Goodship, Allen E, Clark, Ian P, Ronayne, Kate L, Parker, Anthony W

“…We report the first transcutaneous Raman spectrum of human bone in vivo obtained at skin-safe laser illumination levels. The spectrum of thumb distal phalanx…”
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Comprehensive analysis of the green-to-blue photoconversion of full-length Cyanobacteriochrome Tlr0924 Autor Hardman, Samantha J O, Hauck, Anna F E, Clark, Ian P, Heyes, Derren J, Scrutton, Nigel S

“…Cyanobacteriochromes are members of the phytochrome superfamily of photoreceptors and are of central importance in biological light-activated signaling…”
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Charge photoinjection in intercalated and covalently bound [Re(CO)3(dppz)(py)]+-DNA constructs monitored by time-resolved visible and infrared spectroscopy Autor Olmon, Eric D, Sontz, Pamela A, Blanco-Rodríguez, Ana María, Towrie, Michael, Clark, Ian P, Vlček, Antonín, Barton, Jacqueline K

“…The complex [Re(CO)(3)(dppz)(py'-OR)](+) (dppz = dipyrido[3,2-a:2',3'-c]phenazine; py'-OR = 4-functionalized pyridine) offers IR sensitivity and can oxidize…”
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Mechanism of the AppABLUF Photocycle Probed by Site-Specific Incorporation of Fluorotyrosine Residues: Effect of the Y21 pKa on the Forward and Reverse Ground-State Reactions Autor Gil, Agnieszka, Haigney, Allison, Laptenok, Sergey P, Brust, Richard, Lukacs, Andras, Iuliano, James, Jeng, Jessica, Melief, Eduard, Zhao, Rui-Kun, Yoon, EunBin, Clark, Ian, Towrie, Michael, Greetham, Gregory M, Ng, Annabelle, Truglio, James, French, Jarrod, Meech, Stephen R, Tonge, Peter J

“…The transcriptional antirepressor AppA is a blue light using flavin (BLUF) photoreceptor that releases the transcriptional repressor PpsR upon photoexcitation…”
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Photoexcitation of the blue light using FAD photoreceptor AppA results in ultrafast changes to the protein matrix Autor Lukacs, Andras, Haigney, Allison, Brust, Richard, Zhao, Rui-Kun, Stelling, Allison L, Clark, Ian P, Towrie, Michael, Greetham, Gregory M, Meech, Stephen R, Tonge, Peter J

“…Photoexcitation of the flavin chromophore in the BLUF photosensor AppA results in a conformational change that leads to photosensor activation. This…”
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Phototriggering Electron Flow through ReI-modified Pseudomonas aeruginosa Azurins Autor Blanco-Rodríguez, Ana María, Di Bilio, Angel J., Shih, Crystal, Museth, Anna Katrine, Clark, Ian P., Towrie, Michael, Cannizzo, Andrea, Sudhamsu, Jawahar, Crane, Brian R., Sýkora, Jan, Winkler, Jay R., Gray, Harry B., Záliš, Stanislav, Vlček Jr, Antonín

“…The [ReI(CO)3(4,7‐dimethyl‐1,10‐phenanthroline)(histidine‐124)(tryptophan‐122)] complex, denoted [ReI(dmp)(W122)], of Pseudomonas aeruginosa azurin behaves as…”
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Ultrafast Structural Dynamics of BlsA, a Photoreceptor from the Pathogenic Bacterium Acinetobacter baumannii Autor Brust, Richard, Haigney, Allison, Lukacs, Andras, Gil, Agnieszka, Hossain, Shahrier, Addison, Kiri, Lai, Cheng-Tsung, Towrie, Michael, Greetham, Gregory M, Clark, Ian P, Illarionov, Boris, Bacher, Adelbert, Kim, Ryu-Ryun, Fischer, Markus, Simmerling, Carlos, Meech, Stephen R, Tonge, Peter J

“…Acinetobacter baumannii is an important human pathogen that can form biofilms and persist under harsh environmental conditions. Biofilm formation and virulence…”
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Transient electronic and vibrational absorption studies of the photo-Claisen and photo-Fries rearrangements Autor Harris, Stephanie J., Murdock, Daniel, Grubb, Michael P., Greetham, Gregory M., Clark, Ian P., Towrie, Michael, Ashfold, Michael N. R.

“…The liquid-phase photo-Claisen and photo-Fries rearrangement dynamics of allyl phenyl ether and phenyl acetate in cyclohexane solution have been interrogated…”
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Investigating the vibrational dynamics of a 17e(-) metallocarbonyl intermediate using ultrafast two dimensional infrared spectroscopy Autor Kania, Rafal, Stewart, Andrew I, Clark, Ian P, Greetham, Gregory M, Parker, Anthony W, Towrie, Michael, Hunt, Neil T

“…Ultrafast two dimensional infrared (2D-IR) spectroscopic methods have been used to study the vibrational dynamics of a transient 17e(-) metallocarbonyl species…”
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Structure-Dependent Electron Transfer Rates for Dihydrophenazine, Phenoxazine, and Phenothiazine Photoredox Catalysts Employed in Atom Transfer Radical Polymerization Autor Sneha, Mahima, Bhattacherjee, Aditi, Lewis-Borrell, Luke, Clark, Ian P, Orr-Ewing, Andrew J

“…Organic photocatalysts (PCs) are gaining popularity in applications of photoredox catalysis, but few studies have explored their modus operandi. We report a…”
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