Results 11 to 20 of about 3,504 (247)

Coal fly ash: linking immersion freezing behavior and physicochemical particle properties [PDF]

open access: yesAtmospheric Chemistry and Physics, 2018
To date, only a few studies have investigated the potential of coal fly ash particles to trigger heterogeneous ice nucleation in cloud droplets. The presented measurements aim at expanding the sparse dataset and improving process understanding of how ...
S. Grawe   +14 more
doaj   +1 more source

A Multi-Year Study of GOES-13 Droplet Effective Radius Retrievals for Warm Clouds over South America and Southeast Pacific

open access: yesAtmosphere, 2022
Geostationary satellites can retrieve the cloud droplet effective radius (re) but suffer biases from cloud inhomogeneities, internal retrieval nonlinearities, and 3-D scattering/shadowing from neighboring clouds, among others.
Alexandre L. Correia   +4 more
doaj   +1 more source

Secondary ice production – no evidence of efficient rime-splintering mechanism [PDF]

open access: yesAtmospheric Chemistry and Physics
Mixed-phase clouds are essential for Earth’s weather and climate system. Ice multiplication via secondary ice production (SIP) is thought to be responsible for the observed strong increase in ice particle number concentration in mixed-phase clouds.
J. S. Seidel   +6 more
doaj   +1 more source

Simulation Study of Microphysical and Electrical Processes of a Thunderstorm in Sichuan Basin

open access: yesAtmosphere, 2023
Based on the Morrison Two-Moment Scheme coupled with the non-inductive electrification mechanism and the discharge parameterization scheme in the Weather Research and Forecasting (WRF) model, a thunderstorm process was simulated by using the WRF ...
Zaihua Guo   +5 more
doaj   +1 more source

Characterization of Raindrop Size Distribution over Santa Clara Valley

open access: yesAtmosphere, 2023
This study presents a year-long (January 2019–April 2020) analysis of the Z–R relationship and drop size distribution (DSD) scaling parameters for size, concentration, and shape of rain events over Santa Clara Valley, CA.
Nathan Quinn, Sen Chiao
doaj   +1 more source

PlanetCARMA: A New Framework for Studying the Microphysics of Planetary Atmospheres

open access: yesAtmosphere, 2020
The Community Aerosol and Radiation Model for Atmospheres (CARMA) has been updated to apply to atmospheres of the Solar System outside of Earth. CARMA, as its name suggests, is a coupled aerosol microphysics and radiative transfer model and includes the ...
Erika Barth
doaj   +1 more source

The Myth of Supervenient Microphysicalism [PDF]

open access: yesPhilosophica: International Journal for the History of Philosophy, 2016
In this paper I focus on the analysis of the concept of the physical and its implications for the formulation of physicalism. Most of the paper is “negative,” insofar as it intends to show why the most accepted formulation of physicalism, the theory of the supervenience or complete determination of the empirical phenomena by the microphysical ...
openaire   +2 more sources

Environmental Effects of Volcanic Volatile Fluxes From Subaerial Large Igneous Provinces

open access: yesGeophysical Monograph Series, Page 103-116., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Tamsin A. Mather, Anja Schmidt
wiley  

+1 more source

Marine carbohydrates and other sea spray aerosol constituents across altitudes in the lower troposphere of Ny-Ålesund, Svalbard [PDF]

open access: yesAtmospheric Chemistry and Physics
Marine combined carbohydrates in aerosol particles (CCHOaer) have the potential to influence cloud formation and properties, but it remains unclear to what extent they reach altitudes relevant for cloud processes.
S. Zeppenfeld   +13 more
doaj   +1 more source

A Case Study on Microphysical Characteristics of Mesoscale Convective System Using Generalized DSD Parameters Retrieved from Dual-Polarimetric Radar Observations

open access: yesRemote Sensing, 2020
The microphysical characteristics of a mesoscale convective system (MCS) during a summer monsoon of South Korea are investigated using the generalized drop size distributions (DSD) that are derived from S-band dual-polarization radar data.
Soohyun Kwon, Sung-Hwa Jung, GyuWon Lee
doaj   +1 more source

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