Search Results - "Wells, P. R."

The Large Ring Laser G for Continuous Earth Rotation Monitoring by Schreiber, K. U., Klügel, T., Velikoseltsev, A., Schlüter, W., Stedman, G. E., Wells, J.-P. R.

“…Ring Laser gyroscopes exploit the Sagnac effect and measure rotations absolute. They do not require an external reference frame and therefore provide an…”
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How to detect the Chandler and the annual wobble of the Earth with a large ring laser gyroscope by Schreiber, K U, Klügel, T, Wells, J-P R, Hurst, R B, Gebauer, A

“…We demonstrate a 16 m(2) helium-neon ring laser gyroscope with sufficient sensitivity and stability to directly detect the Chandler wobble of the rotating…”
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Biomechanical and psychosocial risk factors for low back pain at work by Kerr, MS, Frank, JW, Shannon, HS, Norman, RW, Wells, RP, Neumann, WP, Bombardier, C

“…This study determined whether the physical and psychosocial demands of work are associated with low back pain. A case-control approach was used. Case subjects…”
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Transferability of Crystal-Field Parameters for Rare-Earth Ions in Y2SiO5 Tested by Zeeman Spectroscopy by Jobbitt, N. L., Patchett, S. J., Alizadeh, Y., Reid, M. F., Wells, J.-P. R., Horvath, S. P., Longdell, J. J., Ferrier, A., Goldner, P.

“…Zeeman spectroscopy is used to demonstrate that phenomenological crystal-field parameters determined for the two C 1 point-group symmetry sites in Er 3+ :Y 2…”
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Role of Baria Dispersion in BaO/Al₂O₃ Catalysts for Transesterification by Anderson, J. A, Beaton, A, Galadima, A, Wells, R. P. K

“…The transesterification of two vegetable oils containing different quantities of free fatty acid have been compared over a series of BaO/Al₂O₃ catalysts with a…”
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Evidence That the Anomalous Emission from CaF2:Yb2+ Is Not Described by the Impurity Trapped Exciton Model by MacKeen, C, Bridges, F, Kozina, M, Mehta, A, Reid, M. F, Wells, J.-P. R, Barandiarán, Z

“…Yb-substituted CaF2 exhibits an anomalous red-shifted luminescence after UV excitation, attributed to the relaxation of impurity trapped excitons (ITE)…”
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Multivariate, longitudinal analysis of the impact of changes in office work environments on surface electromyography measures by Cole, D. C., Chen, C., Hogg-Johnson, S., Van Eerd, D., Mazumder, A., Wells, R. P.

“…Purpose To detect impacts of changes in work environment and worker-equipment interface variables upon surface electromyography (EMG) measures using…”
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Effectiveness of a participatory ergonomics intervention in improving communication and psychosocial exposures by Laing, A. C., Cole, D. C., Theberge, N., Wells, R. P., Kerr, M. S., Frazer, M. B.

“…A participatory ergonomics programme was implemented in an automotive parts manufacturing factory in which an ergonomics change team was formed, composed of…”
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Developing common metrics of mechanical exposures across aetiological studies of low back pain in working populations for use in meta-analysis by Griffith, L E, Wells, R P, Shannon, H S, Walter, S D, Cole, D C, Hogg-Johnson, S

“…Objectives:One of the challenges of conducting meta-analyses on the relationship between workplace mechanical exposures and low back pain is that mechanical…”
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Evidence That the Anomalous Emission from CaF 2 :Yb 2+ Is Not Described by the Impurity Trapped Exciton Model by MacKeen, C, Bridges, F, Kozina, M, Mehta, A, Reid, M F, Wells, J-P R, Barandiarán, Z

“…Yb-substituted CaF exhibits an anomalous red-shifted luminescence after UV excitation, attributed to the relaxation of impurity trapped excitons (ITE). CaF :Yb…”
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Changes in muscle geometry during forearm pronation and supination and their relationships to EMG cross-correlation measures by Yung, M, Wells, R.P

“…Abstract Geometric artifact may alter the amplitude and frequency of the electromyography (EMG) signal. Artifacts include the changing geometry of muscles with…”
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Intraband relaxation via polaron decay in InAs self-assembled quantum dots by ZIBIK, E. A, WILSON, L. R, STEER, M. J, HOPKINSON, M, GREEN, R. P, BASTARD, G, FERREIRA, R, PHILLIPS, P. J, CARDER, D. A, WELLS, J-P. R, COCKBUM, J. W, SKOLNICK, M. S

“…Three distinct channels for the decay of polarons in InAs quantum dots are identified using energy and temperature-dependent far-infrared pump-probe…”
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Quantitative determination of acid sites on silica–alumina by Pieta, I.S., Ishaq, M., Wells, R.P.K., Anderson, J.A.

“…[Display omitted] ▶ Quantification of both Lewis and Brønsted acid sites by combined FTIR and gravimetric measurement. ▶ Three nitrogen bases describe the…”
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Dynamics of coherent and incoherent spin polarizations in ensembles of quantum dots by Tartakovskii, A I, Cahill, J, Makhonin, M N, Whittaker, D M, Wells, J-P R, Fox, A M, Mowbray, D J, Skolnick, M S, Groom, K M, Steer, M J, Hopkinson, M

“…The temperature dependence of spin coherence in InGaAs quantum dots is obtained from quantum beats observed in polarization-resolved pump-probe experiments…”
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Optically induced deexcitation of rare-Earth ions in a semiconductor matrix by Klik, M A J, Gregorkiewicz, T, Bradley, I V, Wells, J-P R

“…We report on verification of the proposed energy transfer mechanism responsible for photoluminescence of rare earth (RE) ions in semiconductors. Using…”
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Aqueous phase hydrogenation of substituted phenyls over carbon nanofibre and activated carbon supported Pd by Anderson, J.A., Athawale, A., Imrie, F.E., M cKenna, F.-M., M cCue, A., Molyneux, D., Power, K., Shand, M., Wells, R.P.K.

“…Enhanced ring relative to functional group hydrogenation was induced using water as a solvent due to solvation of the polar functional group, which orientates…”
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Fast spin relaxation in InGaN/GaN multiple quantum wells by Brown, J., Wells, J.-P. R., Hashemizadeh, S. A., Parbrook, P. J., Wang, T., Fox, A. M., Mowbray, D. J., Skolnick, M. S.

“…We report measurements of a fast spin relaxation in InGaN multi‐quantum wells (MQW) using femtosecond circularly polarised pump–probe spectroscopy. These…”
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The effects of tendon load and posture on carpal tunnel pressure by Keir, P J, Wells, R P, Ranney, D A, Lavery, W

“…Two pressure measurement techniques (catheter and bulb) were used to decompose the effects of tendon loads on carpal tunnel pressure (CTP). The catheter…”
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Interventions for musculoskeletal disorders in computer-intense office work: A framework for evaluation by Cole, D. C., Wells, R. P., The Worksite Upper Extremity Research Group

“…Workplace interventions for work-related musculoskeletal disorders (WMSDs) are usually multifaceted. These interventions tend to deal with multiple work…”
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Time-resolved photoluminescence studies of carrier diffusion in GaN by Olaizola, S. M., Fan, W. H., Hashemizadeh, S. A., Wells, J.-P. R., Mowbray, D. J., Skolnick, M. S., Fox, A. M., Parbrook, P. J.

“…The authors have studied the diffusion of carriers in GaN by photoluminescence and pump-probe spectroscopy in an In Ga N ∕ Ga N single quantum well sample at…”
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