Search Results - "HALLS, J. J. M"

Polymer-Fullerene Bulk-Heterojunction Solar Cells by Brabec, Christoph J., Gowrisanker, Srinivas, Halls, Jonathan J. M., Laird, Darin, Jia, Shijun, Williams, Shawn P.

“…Solution‐processed bulk heterojunction organic photovoltaic (OPV) devices have gained serious attention during the last few years and are established as one of…”
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Photovoltaic Performance and Morphology of Polyfluorene Blends:  A Combined Microscopic and Photovoltaic Investigation by Arias, A. C, MacKenzie, J. D, Stevenson, R, Halls, J. J. M, Inbasekaran, M, Woo, E. P, Richards, D, Friend, R. H

“…The interplay between phase separation in polyfluorene blends which show photoinduced charge transfer and photovoltaic performance in photodiodes has been…”
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Exciton diffusion and dissociation in a poly( p -phenylenevinylene)/C60 heterojunction photovoltaic cell by Halls, J. J. M., Pichler, K., Friend, R. H., Moratti, S. C., Holmes, A. B.

“…We report measurements of the photovoltaic response of two-layer photocells formed with layers of the conjugated polymer poly(phenylenevinylene), PPV and…”
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Controlling Electrical Properties of Conjugated Polymers via a Solution-Based p-Type Doping by Yim, Keng-Hoong, Whiting, Gregory L., Murphy, Craig E., Halls, Jonathan J. M., Burroughes, Jeremy H., Friend, Richard H., Kim, Ji-Seon

“…Tetrafluoro‐tetracyano‐quinodimethane (F4TCNQ) is used to p‐dope conjugated polymers with a wide range of the HOMO levels via co‐blending in a common organic…”
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Efficient Polythiophene/Polyfluorene Copolymer Bulk Heterojunction Photovoltaic Devices: Device Physics and Annealing Effects by McNeill, Christopher R., Halls, Jonathan J. M., Wilson, Richard, Whiting, Gregory L., Berkebile, Stephen, Ramsey, Michael G., Friend, Richard H., Greenham, Neil C.

“…Here the influence of annealing on the operational efficiency of all‐polymer solar cells based on blends of the polymers poly(3‐hexylthiophene) (P3HT) and…”
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Continuous Synthesis of Device-Grade Semiconducting Polymers in Droplet-Based Microreactors by Bannock, James H., Krishnadasan, Siva H., Nightingale, Adrian M., Yau, Chin Pang, Khaw, Kevin, Burkitt, Daniel, Halls, Jonathan J. M., Heeney, Martin, de Mello, John C.

“…A method is reported for the controlled synthesis of device‐grade semiconducting polymers, utilizing a droplet‐based microfluidic reactor. Using…”
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Electric field distribution in polymer light-emitting electrochemical cells by deMello, JC, Halls, JJ, Graham, SC, Tessler, N, Friend, RH

“…We use electroabsorption spectroscopy and modeling studies to probe the electric field in light-emitting electrochemical cells. At room temperature and…”
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Efficient photodiodes from interpenetrating polymer networks by Halls, J. J. M, Walsh, C. A, Greenham, N. C, Marseglia, E. A, Friend, R. H, Moratti, S. C, Holmes, A. B

“…A study found that the interpenetrating network formed from a phase-segregated mixture of two semiconducting polymers provides the spatially distributed…”
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Dual electron donor/electron acceptor character of a conjugated polymer in efficient photovoltaic diodes by McNeill, Christopher R., Abrusci, Agnese, Zaumseil, Jana, Wilson, Richard, McKiernan, Mary J., Burroughes, Jeremy H., Halls, Jonathan J. M., Greenham, Neil C., Friend, Richard H.

“…The authors report efficient photovoltaic diodes which use…”
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Color-flow Doppler sonography in Graves disease: "thyroid inferno" by Ralls, PW, Mayekawa, DS, Lee, KP, Colletti, PM, Radin, DR, Boswell, WD, Halls, JM

“…Graves disease is a common diffuse abnormality of the thyroid gland usually characterized by thyrotoxicosis. We performed color-flow Doppler sonography in 16…”
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Real-time sonography in suspected acute cholecystitis. Prospective evaluation of primary and secondary signs by Ralls, P W, Colletti, P M, Lapin, S A, Chandrasoma, P, Boswell, Jr, W D, Ngo, C, Radin, D R, Halls, J M

“…Sonographic findings in 497 patients with suspected acute cholecystitis were analyzed prospectively. Combined use of primary and secondary sonographic signs…”
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Clinico‐Pathological Correlation in Progressive Ataxia and Palatal Tremor: A Novel Tauopathy by Mari, Zoltan, Halls, Andrew J.M., Vortmeyer, Alexander, Zhukareva, Victoria, Uryu, Kunihiro, Lee, Virginia M.‐Y., Hallett, Mark

“…Palatal tremor (PT) is an uncommon movement disorder that has been subdivided into essential and symptomatic forms. A distinct subgroup of the symptomatic form…”
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Positron emission tomography: a financial and operational analysis by Conti, PS, Keppler, JS, Halls, JM

“…Positron emission tomography (PET) is an emerging clinical imaging technique that is facing the challenges of expansion in a period of imminent health care…”
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Budd-Chiari syndrome: detection with color Doppler sonography by Ralls, PW, Johnson, MB, Radin, DR, Boswell, WD, Jr, Lee, KP, Halls, JM

“…The value of color Doppler sonography in evaluating newly diagnosed Budd-Chiari syndrome in five patients was studied. Hepatic venous findings included absence…”
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Hepatic epithelioid hemangioendothelioma by Radin, D R, Craig, J R, Colletti, P M, Ralls, P W, Halls, J M

“…Epithelioid hemangioendothelioma (EHE) is a rare, malignant neoplasm of vascular origin arising in soft tissues, lung, and liver. Four cases of hepatic EHE are…”
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Cholelithiasis: evaluation with CT by Barakos, J A, Ralls, P W, Lapin, S A, Johnson, M B, Radin, D R, Colletti, P M, Boswell, Jr, W D, Halls, J M

“…Computed tomography (CT) is often the first imaging modality used in the diagnosis of patients with suspected abdominal disease. While it is known that early…”
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Double-contrast barium meal and upper gastrointestinal endoscopy. A comparative study by Dooley, C P, Larson, A W, Stace, N H, Renner, I G, Valenzuela, J E, Eliasoph, J, Colletti, P M, Halls, J M, Weiner, J M

“…One hundred randomly selected inpatients were examined with both double-contrast barium meal and endoscopy in a blinded prospective fashion. All studies were…”
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Agenesis of the right lobe of the liver by Radin, D R, Colletti, P M, Ralls, P W, Boswell, Jr, W D, Halls, J M

“…In five patients with agenesis of the right lobe of the liver, computed tomography or sonography demonstrated absence of the right lobe with compensatory…”
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ABSENCE OF HERNIA AFTER REMOVAL OF GORE-TEX by Halls, Michael J

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The numb arm and hand: a lesson in neuroanatomy by Halls, M J

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