Search Results - "PAYNE, D. N"

Prolonged school non-attendance in adolescence: a practical approach by HAWKRIGG, S, PAYNE, D. N

“…Prolonged school non-attendance in adolescence poses a significant public health concern. Adverse outcomes for adolescents who have missed out on the social…”
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Acceleration and mitigation of carrier-induced degradation in p-type multi-crystalline silicon by Payne, D. N. R., Chan, C. E., Hallam, B. J., Hoex, B., Abbott, M. D., Wenham, S. R., Bagnall, D. M.

“…Recently, a new carrier‐induced defect has been reported in multi‐crystalline silicon (mc‐Si), and has been shown to be particularly detrimental to the…”
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Corticosteroid responsiveness and clinical characteristics in childhood difficult asthma by Bossley, C. J, Saglani, S, Kavanagh, C, Payne, D. N. R, Wilson, N, Tsartsali, L, Rosenthal, M, Balfour-Lynn, I. M, Nicholson, A. G, Bush, A

“…This study describes the clinical characteristics and corticosteroid responsiveness of children with difficult asthma (DA). We hypothesised that complete…”
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Locally Erasable Couplers for Optical Device Testing in Silicon on Insulator by Topley, R., Mashanovich, G. Z., Reed, G. T., Martinez-Jimenez, G., OFaolain, L., Healy, N., Mailis, S., Thomson, D. J., Gardes, F. Y., Peacock, A. C., Payne, D. N. R.

“…Wafer scale testing is critical to reducing production costs and increasing production yield. Here we report a method that allows testing of individual optical…”
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Investigation of young children with severe recurrent wheeze: any clinical benefit? by Saglani, S, Nicholson, A. G, Scallan, M, Balfour-Lynn, I, Rosenthal, M, Payne, D. N, Bush, A

“…The management of young children with severe recurrent wheeze is difficult because symptoms are often refractory to conventional asthma therapy and other…”
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Ultrastructure of the reticular basement membrane in asthmatic adults, children and infants by Saglani, S, Molyneux, C, Gong, H, Rogers, A, Malmstrom, K, Pelkonen, A, Makela, M, Adelroth, E, Bush, A, Payne, D. N. R, Jeffery, P. K

“…Reticular basement membrane (RBM) thickening in asthma is considered to be the result of subepithelial fibrosis. Thus, the RBM in asthma should contain an…”
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Communication networks beyond the capacity crunch by Ellis, A. D., Suibhne, N. Mac, Saad, D., Payne, D. N.

“…This issue of Philosophical Transactions of the Royal Society, Part A represents a summary of the recent discussion meeting 'Communication networks beyond the…”
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Can HRCT be used as a marker of airway remodelling in children with difficult asthma? by Saglani, S, Papaioannou, G, Khoo, L, Ujita, M, Jeffery, P K, Owens, C, Hansell, D M, Payne, D N, Bush, A

“…Whole airway wall thickening on high resolution computed tomography (HRCT) is reported to parallel thickening of the bronchial epithelial reticular basement…”
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Evidence for different subgroups of difficult asthma in children by Payne, D N R, Wilson, N M, James, A, Hablas, H, Agrafioti, C, Bush, A

“…BACKGROUND Children with difficult asthma experience frequent symptoms despite treatment with high dose inhaled steroids. Persistent symptoms may result from…”
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Ytterbium-doped large-core fiber laser with 1.36 kW continuous-wave output power by Jeong, Y, Sahu, J, Payne, D, Nilsson, J

“…We have demonstrated a highly-efficient cladding-pumped ytterbium-doped fiber laser generating 1.36 kW of continuous-wave output power at 1.1 mum with 83%…”
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Compact high-power tunable three-level operation of double cladding Nd-doped fiber laser by Fu, L.B., Ibsen, M., Richardson, D.J., Nilsson, J., Payne, D.N., Grudinin, A.B.

“…We present a compact high-power continuous-wave tunable neodymium-doped double cladding fiber laser operating on three-level /sup 4/F/sub 3/2/-I/sub 9/2/…”
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977-nm all-fiber DFB laser by Fu, L.B., Ibsen, M., Richardson, D.J., Payne, D.N.

“…Three-level operation of a fiber distributed feedback (DFB) laser operating around 980 nm is demonstrated for the first time. The ytterbium-doped DFB laser…”
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An evaluation of the suitability of the European suspension test to reflect in vitro activity of antiseptics against clinically significant organisms by Payne, D. N., Babb, J. R., Bradley, C. R.

“…The effectiveness of four antiseptics representing soluble phenolics (Dettol), Quaternary Ammonium Compounds (QAC) (Dettol Hospital Concentrate: DHC), mixed…”
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Infrared emission from holmium doped gallium lanthanum sulphide glass by Schweizer, T, Samson, B.N, Hector, J.R, Brocklesby, W.S, Hewak, D.W, Payne, D.N

“…Infrared emission at 1.2, 1.25, 1.67, 2.0, 2.2, 2.9, 3.9, and 4.9 μm is measured in holmium (Ho 3+) doped gallium lanthanum sulphide (GLS) glass. Branching…”
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Airway inflammation in children with difficult asthma: relationships with airflow limitation and persistent symptoms by Payne, D N R, Qiu, Y, Zhu, J, Peachey, L, Scallan, M, Bush, A, Jeffery, P K

“…Background: The effective management and development of new treatments for children with difficult asthma requires investigation of the underlying airway…”
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Efficient diode-pumped single-frequency erbium:ytterbium fiber laser by Kringlebotn, J.T., Morkel, P.R., Reekie, L., Archambault, J.-L., Payne, D.N.

“…We report a 7.6-mW single-frequency fiber laser operating at 1545 nm, using for the first time an Er/sup 3+/:Yb/sup 3+/ doped fiber and a fiber grating output…”
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Efficient white light generation in secondary cores of holey fibers by Dupriez, P, Poletti, F, Horak, P, Petrovich, M N, Jeong, Y, Nilsson, J, Richardson, D J, Payne, D N

“…We report the generation of white light from a picosecond pump by efficient four-wave mixing processes. A 530 nm green source based on a frequency-doubled…”
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Quantum-efficiency of praseodymium doped Ga:La:S glass for 1.3 μm optical fibre amplifiers by HEWAK, D. W, MEDEIROS, J. A, SAMSON, B, BROWN, R. S, JEDRZEJEWSKI, K. P, WANG, J, TAYLOR, E, LAMING, R. I, WYLANGOWSKI, G, PAYNE, D. N

“…The gain of Pr super(3+)-doped ZBLAN fibre amplifiers is hindered by a poor quantum efficiency due mainly to a high rate of multiphonon decay. Sulphide-based…”
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Fiber-DFB laser array pumped with a single 1-W CW Yb-fiber laser by Fu, L.B., Selvas, R., Ibsen, M., Sahu, J.K., Jang, J.N., Alam, S.-U., Nilsson, J., Richardson, D.J., Payne, D.N., Codemard, C., Goncharov, S., Zalevsky, I., Grudinin, A.B.

“…A 50-GHz grid fiber distributed feedback laser wavelength-division-multiplexing transmitter source is demonstrated pumped by a single continuous-wave Yb-fiber…”
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Enhanced photosensitivity in tin-codoped germanosilicate optical fibers by Dong, L., Cruz, J.L., Reekie, L., Xu, M.G., Payne, D.N.

“…Enhanced photosensitivity is found in tin-codoped germanosilicate optical fibers. A photo-induced refractive index change (/spl sim/1.4×10/sup -3/) 3 times…”
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