Aerosol microphysics - PowerPoint PPT Presentation


NASA Atmosphere Observing System (AOS) Overview

NASA's Atmosphere Observing System (AOS) comprises innovative technologies and instruments to study aerosol, cloud, convection, and precipitation processes. AOS includes the AOS-Storm and AOS-Sky missions, utilizing various sensors like radars, lidars, radiometers, and polarimeters to address key at

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Gas Behavior Review

Review key concepts related to the behavior of gases, including characteristics of gases, properties at standard conditions, the kinetic molecular theory, and factors affecting gas pressure. Test your knowledge with true or false questions and learn about gas compression, gas movement in aerosol can

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Understanding Rinderpest: Symptoms, Transmission, and Host Range

Rinderpest is a viral disease characterized by high fever, lachrymal discharge, inflammation, erosions of the mouth, and diarrhea, leading to death. The disease affects cloven-hoofed animals, with cattle and water buffalo being most susceptible. Transmission occurs through aerosol vectors and ingest

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Understanding Pharmaceutical Aerosols: Components and Advantages

Pharmaceutical aerosols are pressurized systems used for delivering therapeutic active ingredients. They consist of components like propellants, containers, valves, and product concentrate. The use of aerosols offers advantages such as targeted delivery, reduced irritation, and ease of application.

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Aerosol Can Market Current Status and Future Prospects By 2024

Global Aerosol Can Market Breakdown by Application (Personal Care, Household, Automotive & Industrial, Food, Paints, Medical) by Type (Bag-on-valve (BOV), Standard) by Can Type (Steel, Aluminum, Plastic) and by Geography (North America, South America

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Respiratory Health Imaging Studies and Evaluation

Explore a series of informative images showcasing various respiratory health evaluations and studies, including mucociliary clearance, cough clearance measured by gamma scintigraphy, pulmonary deposition of inhaled aerosol therapies, and assessment of fitted filtration efficiency using specialized p

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Aerosol Manufacturers' Association South Africa Overview

The Aerosol Manufacturers' Association (AMA) of South Africa, founded in 1963, aims to improve regulatory and safety standards in the aerosol industry. It conducts activities such as hosting an Annual General Meeting, electing an Executive Committee, and emphasizing on Anti-Trust obligations. AMA st

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Understanding Adenoviruses: Structure, Replication, and Epidemiology

Adenoviruses, known for causing respiratory infections, have at least 41 serotypes categorized into 6 subgenera. Their structure includes 252 capsomeres, 240 hexons, and specific proteins for attachment. The replication involves virus attachment, penetration, uncoating, and transportation of viral D

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GOES-18 Provisional Validation Review and Products Overview

Peer and stakeholder validation review of GOES-18 Group 3 products including land surface temperature, aerosol optical depth, aerosol detection products for dust and smoke, and rain rate/quantitative precipitation estimate. Data presented in non-operational format with discussions on wintertime use

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Chemistry in the Arctic: CHACHA Project Overview

The CHACHA Project is a collaborative research initiative involving six institutions to study Arctic chemistry in relation to sea ice loss and fossil fuel extraction. The team aims to assess how these environmental changes impact halogen, nitrogen, and sulfur chemistry, with a focus on aerosols and

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Understanding Chemistry and Composition in the Climate System

Dive into the intricate relationship between chemistry and composition in the climate system, exploring topics such as radiative effects, stratosphere-troposphere coupling, aerosol-cloud interactions, and the impact of various gases and particulates on radiative forcing. Discover how changes in comp

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Light Optical Aerosol Counter (LOAC) Project Overview

Light Optical Aerosol Counter (LOAC) is a project led by Jean-Baptiste Renard in France, involving a collaboration between research institutions, private companies, and the French Space Agency. The LOAC instrument, weighing 1 kg, is used with meteorological balloons to measure concentrations of aero

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Cutting-Edge Atmospheric Chemistry Modeling Research at Barcelona Supercomputing Center

Conducted by the Atmospheric Composition Group at Barcelona Supercomputing Center, this cutting-edge research focuses on atmospheric chemistry modeling using advanced tools and frameworks like HERMESv3 and MONARCH. The team's approach integrates various modules to study complex processes influencing

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Exploring Aerosol Microphysics and Aqueous Phase Chemistry in Atmospheric Research

This material delves into the study of aerosol microphysics and aqueous phase chemistry in the context of atmospheric research. It discusses topics such as scale-dependencies, obstacles in development, working groups for MUSICA, and the importance of various processes in aerosol modeling. The conten

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EPA Oil and Gas VOC Speciation Improvement Efforts

EPA's VOC Speciation transforms inventory species into Air Quality model species to support chemistry, ozone, and aerosol chemistry. The Speciate4.5 update in 2016 added oil and gas profiles, including location-specific uncontrolled profiles and WRAP profiles for various basins. The Uinta TMSR profi

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Advancements in Chemical Mechanisms for Aerosol Effects in WRF/Chem Model

This study focuses on the development of a new chemical mechanism in the Weather Research and Forecasting with Chemistry (WRF/Chem) model to address the underestimation of carbonaceous aerosols. The RACM/MADE/SOA-VBS mechanism incorporates advancements in gas-phase chemistry and particle parameteriz

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Advanced Analysis of SAGE III Limb Scatter Retrievals

The proposed effort focuses on enhancing LaRC operational retrieval codes for SAGE LS data, correcting Level 1 radiances, and recommending LS operational scenarios. OMPS LS retrieval algorithms for aerosol and ozone, as well as the SAGE/M3 LS ozone retrieval approach, are detailed. Out-of-field stra

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GOES-R ABI Aerosol Detection Product Validation Summary

The GOES-R ABI Aerosol Detection Product (ADP) Validation was conducted by Shobha Kondragunta and Pubu Ciren at the NOAA/NESDIS/STAR workshop in January 2014. The validation process involved testing and validating the ADP product using proxy data at various resolutions for detecting smoke, dust, and

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Understanding Aerosols: Types, Applications, and Environmental Impact

Aerosols play a significant role in various industries and applications, utilizing different propellants and technologies. This workshop discussed the management of HFCs in aerosols, highlighting technical aspects and not-in-kind technologies. The aerosol sector encompasses consumer, technical, and

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Effects of Down-Valley Flow on Precipitation Patterns and Microphysics

Down-valley flow in complex terrain areas like the Alps and British Columbia modifies precipitation patterns through diabatic cooling and melting effects. Observations from the OLYMPEX field campaign show how down-valley flow is influenced by both thermodynamics and pressure gradients, with signific

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Enhancements to VI EDR Quality Flags and Documentation Correction

Recommended additional quality flags for VI EDR include Adjacency Clouds, Cloud Shadows, Snow/Ice, and Aerosol Quantity to screen suspicious pixels. With these new QFs and implementation of DR 4488, confident cloud check to be removed. Documentation updates also include correcting low sun angle thre

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Vaping Awareness Presentation for South Carolina Department of Alcohol & Other Drug Abuse Services

This presentation for the South Carolina Department of Alcohol and Other Drug Abuse Services focuses on educating educators, schools, and parents about vaping trends, youth vaping dangers, state-specific information, and resources available for parents and professionals. It covers topics such as wha

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Understanding Cumulus Parameterization and Mass-Flux Schemes in Atmospheric Science

Explore the significance of mass-flux schemes in cumulus parameterization, their interaction with grid-scale microphysics, and the key elements and assumptions involved. Learn about the objectives, components, and limitations of classical cumulus schemes for atmospheric modeling. Gain insights into

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Evaluation and Improvement of Cloud and Precipitation Physics in Hurricane Weather Forecasting

Yuqing Wang from the Department of Meteorology at the University of Hawaii worked on evaluating and enhancing cloud and precipitation physics in the operational Hurricane Weather Research and Forecast (HWRF) model. The project aimed to improve hurricane intensity and structure predictions, focusing

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Understanding Uncertainties in Direct Radiative Forcing of Aerosols

The uncertainties in the direct radiative forcing of aerosols can be assessed by considering factors such as emissions, lifetime, Mass Absorption Cross Section (MAC), Aerosol Absorption Optical Depth (AAOD), and forcing efficiency. Variations in these factors contribute to the overall uncertainty in

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Impact of Graupel Parameterization Schemes on Bow Echo Simulations

The study explores the impact of graupel parameterization schemes on idealized bow echo simulations, focusing on the role of the cold pool in shaping storm structure and longevity. Changes in microphysical characteristics, cold pool strength, and vorticity balance are examined using a cloud-resolvin

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Diagnosing Low-Topped Precipitation Events Using Satellite Imagery

Utilizing MODIS/VIIRS Night-Time Microphysics RGB Imagery combined with Proximity Soundings can enhance situational awareness and aid in diagnosing low-topped precipitation events. Various satellite images and data sources are analyzed to understand why heavy rain occurred in Havre, MT, despite mini

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Evaluation of Precipitation Forecasts Using OLYMPEX Data

This research evaluates model physics, specifically microphysics and boundary-layer schemes, using data from the OLYMPEX workshop in 2015. The study focuses on known deficiencies in microphysics schemes such as variability in location and amount for precipitation. Evaluations were conducted for case

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Assimilation of NPP VIIRS Aerosol Optical Depth Data in Global Model

Preparation and assimilation of aerosol optical depth data from NPP VIIRS into a global aerosol model, including product descriptions, data requirements, processed observations, and conclusions on VIIRS aerosol products. Details on AOT, APSP, SM classification, and environmental data records are cov

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MODIS/VIIRS Atmosphere Discipline Team Session - May 2023, College Park, MD

The MODIS/VIIRS Atmosphere Discipline Team hosted a session in May 2023 at College Park, MD, focusing on various aspects of atmospheric science. The session included presentations on aerosols, clouds, data access, continuity products, and new science products. Speakers discussed topics such as ambie

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Stratospheric Aerosol Subtyping Confidence and Lidar Ratio Uncertainty

This research delves into the classification confidence of stratospheric aerosol subtypes and possibilities for quantifying uncertainties in lidar ratio estimates due to inaccurate classification. It discusses CALIOP initial aerosol lidar ratios, optical properties of stratospheric aerosol layers, c

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Influence of GHG and Aerosol Forcings on Pacific Decadal Variability in CESM2

The study investigates how greenhouse gas (GHG) and aerosol forcings impact Pacific decadal variability (PDV) through the analysis of CESM2 full-forcing large ensemble data. It explores the influence on the Pacific Decadal Oscillation (PDO) and North Pacific Gyre Oscillation (NPGO) modes, long-term

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GEOS-Chem Atmospheric Chemistry Model Overview

GEOS-Chem, developed by Daniel J. Jacob at Harvard University, is a global model of atmospheric composition used to understand human and natural influences on the environment. The model addresses various atmospheric chemistry issues on different scales, from local to global, and is regularly updated

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Assessing WRF EMS for Texas Heavy Rainfall Event

Using the SPoRT MET Scripts, researchers analyzed the WRF EMS for a heavy rainfall event in Southeast Texas. The study emphasized the importance of selecting appropriate PBL and Microphysics settings for accurate assessment. Various synoptic overviews and weather data from April 18th, 2009 were used

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Understanding Secondary Organic Aerosol Formation from Volatile Chemical Products

This research explores the impacts of volatile chemical products (VCPs) on secondary organic aerosol (SOA) formation. By identifying chemical tracers, assessing VCP contributions, and analyzing VOC emissions in different cities, the study aims to enhance our understanding of air quality and sources

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Effects of Non-Spherical Ice Crystal Shape on Modeled Properties of Thin Tropical Tropopause Layer Cirrus

This study explores the impact of non-spherical ice crystal shapes on the properties of cirrus clouds in the thin tropical tropopause layer. Incorporating realistic ice crystal shapes into models affects fall speed, growth rate, and radiative absorption, influencing the time evolution of clouds. The

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Updates on GOES-R Aerosol Optical Depth Validation Activities

Generated proxy data algorithm enhancements for post-launch validation activities were discussed at the GOES-R AWG 2nd Validation Workshop in January 2014. The use of MODIS reflectances as a proxy for ABI to retrieve Aerosol Optical Depth (AOD) was emphasized, along with the importance of AERONET gr

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Near-UV Satellite Observations for Retrieving Aerosol Properties

Near-UV satellite observations offer a valuable method for retrieving aerosol properties, including aerosol optical depth, absorption, layer height, and surface albedo. These observations provide advantages like sensitivity to aerosol properties and negligible gas absorption interference. However, c

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Evolution of GEO-CAPE: Leveraging TEMPO for Atmospheric Observations

The GEO-CAPE mission, defined in the Earth Science Decadal Survey of 2007, aims to provide high-resolution observations from geostationary Earth orbit to monitor North American air and water quality. NASA's TEMPO instrument, selected in November 2012, plays a crucial role in achieving GEO-CAPE's obj

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Overview of GOES-16 Aerosol Optical Depth Products and SoCal/Baja Weather Conditions

This content provides information on various products derived from the GOES-16 satellite, including aerosol optical depth measurements in different sectors and menus available. It also includes weather conditions in the Southern California/Baja region on September 9, 2018, as reported by the Phoenix

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