Search Results - "Butler, A. H."

Seasonal winter forecasts and the stratosphere by Scaife, A. A., Karpechko, A. Yu, Baldwin, M. P., Brookshaw, A., Butler, A. H., Eade, R., Gordon, M., MacLachlan, C., Martin, N., Dunstone, N., Smith, D.

“…We investigate seasonal forecasts of the winter North Atlantic Oscillation (NAO) and their relationship with the stratosphere. Climatological frequencies of…”
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Are the teleconnections of Central Pacific and Eastern Pacific El Niño distinct in boreal wintertime? by Garfinkel, C. I., Hurwitz, M. M., Waugh, D. W., Butler, A. H.

“…A meteorological reanalysis dataset and experiments of the Goddard Earth Observing System Chemistry-Climate Model, Version 2 (GEOS V2 CCM) are used to study…”
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Uncertainty in the Response of Sudden Stratospheric Warmings and Stratosphere‐Troposphere Coupling to Quadrupled CO2 Concentrations in CMIP6 Models by Ayarzagüena, B., Charlton‐Perez, A. J., Butler, A. H., Hitchcock, P., Simpson, I. R., Polvani, L. M., Butchart, N., Gerber, E. P., Gray, L., Hassler, B., Lin, P., Lott, F., Manzini, E., Mizuta, R., Orbe, C., Osprey, S., Saint‐Martin, D., Sigmond, M., Taguchi, M., Volodin, E. M., Watanabe, S.

“…Major sudden stratospheric warmings (SSWs), vortex formation, and final breakdown dates are key highlight points of the stratospheric polar vortex. These…”
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Diverse policy implications for future ozone and surface UV in a changing climate by Butler, A H, Daniel, J S, Portmann, R W, Ravishankara, A R, Young, P J, Fahey, D W, Rosenlof, K H

“…Due to the success of the Montreal Protocol in limiting emissions of ozone-depleting substances, concentrations of atmospheric carbon dioxide, nitrous oxide,…”
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Why might stratospheric sudden warmings occur with similar frequency in El Niño and La Niña winters? by Garfinkel, C. I., Butler, A. H., Waugh, D. W., Hurwitz, M. M., Polvani, L. M.

“…The effect of El Niño‐Southern Oscillation (ENSO) on the frequency and character of Northern Hemisphere major mid‐winter stratospheric sudden warmings (SSWs)…”
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Transport of ice into the stratosphere and the humidification of the stratosphere over the 21st century by Dessler, A.E., Ye, H., Wang, T., Schoeberl, M.R., Oman, L.D., Douglass, A.R., Butler, A.H., Rosenlof, K.H., Davis, S.M., Portmann, R.W.

“…Climate models predict that tropical lower stratospheric humidity will increase as the climate warms. We examine this trend in two state‐of‐the‐art…”
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Spectral CT of carotid atherosclerotic plaque: comparison with histology by Zainon, R., Ronaldson, J. P., Janmale, T., Scott, N. J., Buckenham, T. M., Butler, A. P. H., Butler, P. H., Doesburg, R. M., Gieseg, S. P., Roake, J. A., Anderson, N. G.

“…Objective To distinguish components of vulnerable atherosclerotic plaque by imaging their energy response using spectral CT and comparing images with…”
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Northern Hemisphere Stratospheric Pathway of Different El Niño Flavors in Stratosphere-Resolving CMIP5 Models by Calvo, N., Iza, M., Hurwitz, M. M., Manzini, E., Peña-Ortiz, C., Butler, A. H., Cagnazzo, C., Ineson, S., Garfinkel, C. I.

“…The Northern Hemisphere (NH) stratospheric signals of eastern Pacific (EP) and central Pacific (CP) El Niño events are investigated in stratosphere-resolving…”
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Diverse Surface Signatures of Stratospheric Polar Vortex Anomalies by Kolstad, E. W., Lee, S. H., Butler, A. H., Domeisen, D. I. V., Wulff, C. O.

“…The Arctic stratospheric polar vortex is an important driver of winter weather and climate variability and predictability in North America and Eurasia, with a…”
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Exponential sum absorption coefficients of phosphine from 2750 to 3550 cm−1 for application to radiative transfer analyses on Jupiter and Saturn by Temma, T., Baines, K. H., Butler, R. A. H., Brown, L. R., Sagui, L., Kleiner, I.

“…PH3 exponential sum k coefficients were computed between 2750 and 3550 cm−1 (2.82–3.64 μm), in view of future application to radiative transfer analyses of…”
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Bio-medical X-ray imaging with spectroscopic pixel detectors by Butler, A.P.H., Anderson, N.G., Tipples, R., Cook, N., Watts, R., Meyer, J., Bell, A.J., Melzer, T.R., Butler, P.H.

“…The aim of this study is to review the clinical potential of spectroscopic X-ray detectors and to undertake a feasibility study using a novel detector in a…”
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Gay and Lesbian Youth Experiences of Homophobia in South African Secondary Education by Butler, A. H, Alpaslan, A. H, Strumpher, J, Astbury, G

“…In post-apartheid South Africa, the tenets of inclusivity, nondiscrimination, and tolerance are actively encouraged and legislated across all sectors of…”
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Robust winter warming over Eurasia under stratospheric sulfate geoengineering – the role of stratospheric dynamics by Banerjee, Antara, Butler, Amy H, Polvani, Lorenzo M, Robock, Alan, Simpson, Isla R, Sun, Lantao

“…It has been suggested that increased stratospheric sulfate aerosol loadings following large, low latitude volcanic eruptions can lead to wintertime warming…”
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Injection strategy – a driver of atmospheric circulation and ozone response to stratospheric aerosol geoengineering by Bednarz, Ewa M, Butler, Amy H, Visioni, Daniele, Zhang, Yan, Kravitz, Ben, MacMartin, Douglas G

“…Despite offsetting global mean surface temperature, various studies demonstrated that stratospheric aerosol injection (SAI) could influence the recovery of…”
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Effects of nitrogen supply on bulb development in onion Allium cepa L by Brewster, J.L, Butler, H.A

“…Onions were sub-irrigated with 0.6, 2.4, 4.8 and 12 mol m-3 nitrate while growing in constant photoperiods of 14, 15 or 16 h. The lower the nitrogen, the later…”
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Analyzing ozone variations and uncertainties at high latitudes during sudden stratospheric warming events using MERRA-2 by Bahramvash Shams, Shima, Walden, Von P, Hannigan, James W, Randel, William J, Petropavlovskikh, Irina V, Butler, Amy H, de la Cámara, Alvaro

“…Stratospheric circulation is a critical part of the Arctic ozone cycle. Sudden stratospheric warming events (SSWs) manifest the strongest alteration of…”
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The spring transition of the North Pacific jet and its relation to deep stratosphere-to-troposphere mass transport over western North America by Breeden, Melissa L, Butler, Amy H, Albers, John R, Sprenger, Michael, Langford, Andrew O'Neil

“…Stratosphere-to-troposphere mass transport to the planetary boundary layer (STT-PBL) peaks over the western United States during boreal spring, when deep…”
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Dynamics of ENSO-driven stratosphere-to-troposphere transport of ozone over North America by Albers, John R, Butler, Amy H, Langford, Andrew O, Elsbury, Dillon, Breeden, Melissa L

“…The El Niño–Southern Oscillation (ENSO) is known to modulate the strength and frequency of stratosphere-to-troposphere transport (STT) of ozone over the…”
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Long-range prediction and the stratosphere by Scaife, Adam A, Baldwin, Mark P, Butler, Amy H, Charlton-Perez, Andrew J, Domeisen, Daniela I. V, Garfinkel, Chaim I, Hardiman, Steven C, Haynes, Peter, Karpechko, Alexey Yu, Lim, Eun-Pa, Noguchi, Shunsuke, Perlwitz, Judith, Polvani, Lorenzo, Richter, Jadwiga H, Scinocca, John, Sigmond, Michael, Shepherd, Theodore G, Son, Seok-Woo, Thompson, David W. J

“…Over recent years there have been concomitant advances in the development of stratosphere-resolving numerical models, our understanding of…”
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The wave geometry of final stratospheric warming events by Butler, Amy H., Domeisen, Daniela I. V.

“…Every spring, the stratospheric polar vortex transitions from its westerly wintertime state to its easterly summertime state due to seasonal changes in…”
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