Search Results - "Morrison, Hugh"

A New Two-Moment Bulk Stratiform Cloud Microphysics Scheme in the Community Atmosphere Model, Version 3 (CAM3). Part I: Description and Numerical Tests by Morrison, Hugh, Gettelman, Andrew

“…A new two-moment stratiform cloud microphysics scheme in a general circulation model is described. Prognostic variables include cloud droplet and cloud ice…”
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Evolution of Droplet Size Distributions During the Transition of an Ultraclean Stratocumulus Cloud System to Open Cell Structure: An LES Investigation Using Lagrangian Microphysics by Chandrakar, Kamal Kant, Morrison, Hugh, Witte, Mikael

“…A state‐of‐the‐art Lagrangian microphysics scheme is used in a large‐eddy simulation to investigate the stratocumulus transition from closed to open cell…”
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Higher-Order Turbulence Closure and Its Impact on Climate Simulations in the Community Atmosphere Model by Bogenschutz, Peter A., Gettelman, Andrew, Morrison, Hugh, Larson, Vincent E., Craig, Cheryl, Schanen, David P.

“…This paper describes climate simulations of the Community Atmosphere Model, version 5 (CAM5), coupled with a higher-order turbulence closure known as Cloud…”
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What Controls Crystal Diversity and Microphysical Variability in Cirrus Clouds? by Chandrakar, Kamal Kant, Morrison, Hugh, Harrington, Jerry Y., Pokrifka, Gwenore, Magee, Nathan

“…Variability of ice microphysical properties like crystal size and density in cirrus clouds is important for climate through its impact on radiative forcing,…”
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MODELING OF CLOUD MICROPHYSICS: Can We Do Better? by Grabowski, Wojciech W., Morrison, Hugh, Shima, Shin-Ichiro, Abade, Gustavo C., Dziekan, Piotr, Pawlowska, Hanna

“…Representation of cloud microphysics is a key aspect of simulating clouds. From the early days of cloud modeling, numerical models have relied on an Eulerian…”
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Challenges in constraining anthropogenic aerosol effects on cloud radiative forcing using present-day spatiotemporal variability by Ghan, Steven, Wang, Minghuai, Zhang, Shipeng, Ferrachat, Sylvaine, Gettelman, Andrew, Griesfeller, Jan, Kipling, Zak, Lohmann, Ulrike, Morrison, Hugh, Neubauer, David, Partridge, Daniel G., Stier, Philip, Takemura, Toshihiko, Wang, Hailong, Zhang, Kai

“…A large number of processes are involved in the chain from emissions of aerosol precursor gases and primary particles to impacts on cloud radiative forcing…”
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Confronting the Challenge of Modeling Cloud and Precipitation Microphysics by Morrison, Hugh, Lier‐Walqui, Marcus, Fridlind, Ann M., Grabowski, Wojciech W., Harrington, Jerry Y., Hoose, Corinna, Korolev, Alexei, Kumjian, Matthew R., Milbrandt, Jason A., Pawlowska, Hanna, Posselt, Derek J., Prat, Olivier P., Reimel, Karly J., Shima, Shin‐Ichiro, Diedenhoven, Bastiaan, Xue, Lulin

“…In the atmosphere, microphysics refers to the microscale processes that affect cloud and precipitation particles and is a key linkage among the various…”
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Secondary Ice Production Improves Simulations of Freezing Rain by Cholette, Mélissa, Milbrandt, Jason A., Morrison, Hugh, Kirk, Sabrina, Lalonde, Louis‐Émile

“…Weather forecasts and climate projections of precipitation phase and type in winter storms are challenging due to the complicated underlying microphysical and…”
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Constraining the instantaneous aerosol influence on cloud albedo by Gryspeerdt, Edward, Quaas, Johannes, Ferrachat, Sylvaine, Gettelman, Andrew, Ghan, Steven, Lohmann, Ulrike, Morrison, Hugh, Neubauer, David, Partridge, Daniel G., Stier, Philip, Takemura, Toshihiko, Wang, Hailong, Wang, Minghuai, Zhang, Kai

“…Much of the uncertainty in estimates of the anthropogenic forcing of climate change comes from uncertainties in the instantaneous effect of aerosols on cloud…”
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Improvements in Global Climate Model Microphysics Using a Consistent Representation of Ice Particle Properties by Eidhammer, Trude, Morrison, Hugh, Mitchell, David, Gettelman, Andrew, Erfani, Ehsan

“…This paper describes a new approach for representing ice microphysics in climate models. In contrast with most previous schemes, this approach does not include…”
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Constraining cloud lifetime effects of aerosols using A-Train satellite observations by Wang, Minghuai, Ghan, Steven, Liu, Xiaohong, L'Ecuyer, Tristan S., Zhang, Kai, Morrison, Hugh, Ovchinnikov, Mikhail, Easter, Richard, Marchand, Roger, Chand, Duli, Qian, Yun, Penner, Joyce E.

“…Aerosol indirect effects have remained the largest uncertainty in estimates of the radiative forcing of past and future climate change. Observational…”
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Aerosol impacts on clouds and precipitation in eastern China: Results from bin and bulk microphysics by Fan, Jiwen, Leung, L. Ruby, Li, Zhanqing, Morrison, Hugh, Chen, Hongbin, Zhou, Yuquan, Qian, Yun, Wang, Yuan

“…Using the Weather Research and Forecasting model coupled with a spectral‐bin microphysics (“SBM”) and measurements from the Atmospheric Radiation Measurement…”
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Surprising similarities in model and observational aerosol radiative forcing estimates by Gryspeerdt, Edward, Mülmenstädt, Johannes, Gettelman, Andrew, Malavelle, Florent F, Morrison, Hugh, Neubauer, David, Partridge, Daniel G, Stier, Philip, Takemura, Toshihiko, Wang, Hailong, Wang, Minghuai, Zhang, Kai

“…The radiative forcing from aerosols (particularly through their interaction with clouds) remains one of the most uncertain components of the human forcing of…”
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A General N-Moment Normalization Method for Deriving Raindrop Size Distribution Scaling Relationships by Morrison, Hugh, Kumjian, Matthew R., Martinkus, Charlotte P., Prat, Olivier P., van Lier-Walqui, Marcus

“…A general drop size distribution (DSD) normalization method is formulated in terms of generalized power series relating any DSD moment to any number and…”
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Evaluation of a Stochastic Mixing Scheme in the Deep Convective Gray Zone Using a Tropical Oceanic Deep Convection Case Study by Stanford, McKenna W., Varble, Adam C., Morrison, Hugh

“…A stochastic horizontal subgrid‐scale mixing scheme is evaluated in ensemble simulations of a tropical oceanic deep convection case using a horizontal grid…”
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Combining Triple‐Moment Ice With Prognostic Liquid Fraction in the P3 Microphysics Scheme: Impacts on a Simulated Squall Line by Cholette, Mélissa, Milbrandt, Jason A., Morrison, Hugh, Paquin‐Ricard, Danahé, Jacques, Dominik

“…The Predicted Particle Properties (P3) bulk microphysics scheme has been recently modified to combine the two major innovations. The triple‐moment approach to…”
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A review of extant Tudivasum Rosenberg & Petit, 1987 (Neogastropoda: Turbinellidae) and description of three new species from Western Australia by Morrison, Hugh M, Kirkendale, Lisa A, Wilson, Nerida G

“…ABSTRACT Tudivasum Rosenberg & Petit, 1987 is a morphologically distinct gastropod genus of low diversity. All but one species are known from Australia and…”
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Cloud‐resolving model intercomparison of an MC3E squall line case: Part I—Convective updrafts by Fan, Jiwen, Han, Bin, Varble, Adam, Morrison, Hugh, North, Kirk, Kollias, Pavlos, Chen, Baojun, Dong, Xiquan, Giangrande, Scott E., Khain, Alexander, Lin, Yun, Mansell, Edward, Milbrandt, Jason A., Stenz, Ronald, Thompson, Gregory, Wang, Yuan

“…An intercomparison study of a midlatitude mesoscale squall line is performed using the Weather Research and Forecasting (WRF) model at 1 km horizontal grid…”
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On the characteristics of aerosol indirect effect based on dynamic regimes in global climate models by Zhang, Shipeng, Wang, Minghuai, Ghan, Steven J, Ding, Aijun, Wang, Hailong, Zhang, Kai, Neubauer, David, Lohmann, Ulrike, Ferrachat, Sylvaine, Takeamura, Toshihiko, Gettelman, Andrew, Morrison, Hugh, Lee, Yunha, Shindell, Drew T, Partridge, Daniel G, Stier, Philip, Kipling, Zak, Fu, Congbin

“…Aerosol–cloud interactions continue to constitute a major source of uncertainty for the estimate of climate radiative forcing. The variation of aerosol…”
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Microphysical implications of cloud-precipitation covariance derived from satellite remote sensing by Lebsock, Matthew, Morrison, Hugh, Gettelman, Andrew

“…Covariance between cloud and precipitation water in shallow marine boundary layer clouds is assessed using collocated satellite observations from CloudSat and…”
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