Brian Gaudet
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View article: A 1 km soil moisture dataset over eastern CONUS generated by assimilating SMAP data into the Noah-MP land surface model
A 1 km soil moisture dataset over eastern CONUS generated by assimilating SMAP data into the Noah-MP land surface model Open
An improved fine-scale soil moisture (SM) dataset at 1 km grid spacing, covering much of the eastern continental US, was generated by assimilating 9 km Soil Moisture Active Passive (SMAP) SM data into the v4.0.1 Noah-MP land surface model.…
View article: Improved Representations of Land‐Atmosphere Interactions Over the Continental U.S. Through Dynamic Root Modeling
Improved Representations of Land‐Atmosphere Interactions Over the Continental U.S. Through Dynamic Root Modeling Open
Previous studies have identified the oversimplified root system representation as a key factor leading to inaccuracies in vegetation‐atmosphere feedbacks. In this study, a dynamic root water uptake scheme in the Noah‐MP land surface model …
View article: Spatial and Temporal Variability of Vertical Velocity under Shallow Cumulus
Spatial and Temporal Variability of Vertical Velocity under Shallow Cumulus Open
Vertical velocity distribution below cloud is one of the key determinants of cloud life cycle, but observations of this variable are extremely sparse in space. Doppler lidar retrievals and large-eddy simulations at the U.S. Department of E…
View article: Linking large-scale weather patterns to observed and modeled turbine hub-height winds offshore of the US West Coast
Linking large-scale weather patterns to observed and modeled turbine hub-height winds offshore of the US West Coast Open
The US West Coast holds great potential for wind power generation, although its potential varies due to the complex coastal climate. Characterizing and modeling turbine hub-height winds under different weather conditions are vital for wind…
View article: A 1 km soil moisture data over eastern CONUS generated through assimilating SMAP data into the Noah-MP land surface model
A 1 km soil moisture data over eastern CONUS generated through assimilating SMAP data into the Noah-MP land surface model Open
An improved fine-scale soil moisture (SM) dataset at 1-km grid spacing, covering much of the eastern continental U.S., was generated by assimilating 9-km SMAP SM data into the v4.0.1 Noah-MP land surface model. The assimilation, conducted …
View article: Evaluating the Effect of Current-Wave Interactions on Wave Energy Resource Characterization at Northeast U.S. Coast
Evaluating the Effect of Current-Wave Interactions on Wave Energy Resource Characterization at Northeast U.S. Coast Open
View article: Characterizing model uncertainties in simulated coast-to-offshore wind over the northeast U.S. using multi-platform measurements from the TCAP field campaign
Characterizing model uncertainties in simulated coast-to-offshore wind over the northeast U.S. using multi-platform measurements from the TCAP field campaign Open
View article: Anthropogenic Extremely Low Volatility Organics (ELVOCs) Govern the Growth of Molecular Clusters Over the Southern Great Plains During the Springtime
Anthropogenic Extremely Low Volatility Organics (ELVOCs) Govern the Growth of Molecular Clusters Over the Southern Great Plains During the Springtime Open
New particle formation (NPF) often drives cloud condensation nuclei concentrations and the processes governing nucleation of molecular clusters vary substantially in different regions. The growth of these clusters from ∼2 to >10 nm diamete…
View article: Linking weather patterns to observed and modelled turbine hub-height winds offshore U.S. West Coast
Linking weather patterns to observed and modelled turbine hub-height winds offshore U.S. West Coast Open
The U.S. West Coast holds great potential for wind power generation, although its potential varies due to complex coastal processes. Characterizing and modelling turbine hub-height winds under different weather conditions are vital for win…
View article: Intense formation of secondary ultrafine particles from Amazonian vegetation fires and their invigoration of deep clouds and precipitation
Intense formation of secondary ultrafine particles from Amazonian vegetation fires and their invigoration of deep clouds and precipitation Open
View article: Tethered balloon system and High-Resolution Mass Spectrometry Reveal Increased Organonitrates Aloft Compared to the Ground Level
Tethered balloon system and High-Resolution Mass Spectrometry Reveal Increased Organonitrates Aloft Compared to the Ground Level Open
Atmospheric particles play critical roles in climate. However, significant knowledge gaps remain regarding the vertically resolved organic molecular-level composition of atmospheric particles due to aloft sampling challenges. To address th…
View article: Assessing Impacts of Waves on Hub-Height Winds off the U.S. West Coast Using Lidar Buoys and Coupled Modeling Approaches
Assessing Impacts of Waves on Hub-Height Winds off the U.S. West Coast Using Lidar Buoys and Coupled Modeling Approaches Open
Given the importance of offshore wind energy development to the U.S. clean energy targets, it is vital to be able to characterize the wind resource in that environment accurately. Toward that end, two Bureau of Ocean Energy Management buoy…
View article: Offshore low-level jet observations and model representation using lidar buoy data off the California coast
Offshore low-level jet observations and model representation using lidar buoy data off the California coast Open
Low-level jets (LLJs) occur under a variety of atmospheric conditions and influence the available wind resource for wind energy projects. In 2020, lidar-mounted buoys owned by the US Department of Energy (DOE) were deployed off the Califor…
View article: Causes of and Solutions to Wind Speed Bias in NREL's 2020 Offshore Wind Resource Assessment for the California Pacific Outer Continental Shelf
Causes of and Solutions to Wind Speed Bias in NREL's 2020 Offshore Wind Resource Assessment for the California Pacific Outer Continental Shelf Open
This report provides the results of a detailed analysis into the causes of high wind speed bias in the 20-year wind resource data set for offshore California the National Renewable Energy Laboratory (NREL) released in 2020, herein called C…
View article: Characterizing Model Uncertainties in Simulated Coast-to-Offshore Wind Over the Northeast U.S. Using Multi-Platform Measurements from the Tcap Field Campaign
Characterizing Model Uncertainties in Simulated Coast-to-Offshore Wind Over the Northeast U.S. Using Multi-Platform Measurements from the Tcap Field Campaign Open
View article: Year-long buoy-based observations of the air–sea transition zone off the US west coast
Year-long buoy-based observations of the air–sea transition zone off the US west coast Open
Two buoys equipped with Doppler lidars owned by the US Department of Energy (DOE) were deployed off the coast of California in autumn of 2020 by Pacific Northwest National Laboratory. The buoys collected data for an entire annual cycle at …
View article: Comment on wes-2023-152
Comment on wes-2023-152 Open
Abstract. Low-level jets (LLJs) occur under a variety of atmospheric conditions and influence the available wind resource for wind energy projects. In 2020, lidar-mounted buoys owned by the U.S. Department of Energy (DOE) …
View article: Offshore low-level jet observations and model representation using lidar buoy data off the California coast
Offshore low-level jet observations and model representation using lidar buoy data off the California coast Open
Low-level jets (LLJs) occur under a variety of atmospheric conditions and influence the available wind resource for wind energy projects. In 2020, lidar-mounted buoys owned by the U.S. Department of Energy (DOE) were deployed off the Calif…
View article: Identifying Meteorological Drivers for Errors in Modeled Winds along the Northern California Coast
Identifying Meteorological Drivers for Errors in Modeled Winds along the Northern California Coast Open
An accurate wind resource dataset is required for assessing the potential energy yield of floating offshore wind farms that are expected along the California outer continental shelf. The National Renewable Energy Laboratory has developed a…
View article: Increased importance of aerosol–cloud interactions for surface PM <sub>2.5</sub> pollution relative to aerosol–radiation interactions in China with the anthropogenic emission reductions
Increased importance of aerosol–cloud interactions for surface PM <sub>2.5</sub> pollution relative to aerosol–radiation interactions in China with the anthropogenic emission reductions Open
Surface fine particulate matter (PM2.5) pollution can be enhanced by feedback processes induced by aerosol–radiation interactions (ARIs) and aerosol–cloud interactions (ACIs). Many previous studies have reported enhanced PM2.5 concentratio…
View article: Comment on essd-2023-115
Comment on essd-2023-115 Open
Abstract. Two buoys equipped with Doppler lidars owned by the U.S. Department of Energy (DOE) were deployed off the coast ofCalifornia in fall of 2020 by Pacific Northwest National Laboratory. The buoys collected data for …
View article: Year-long Buoy-Based Observations of the Air–Sea Transition Zone off the U.S. West Coast
Year-long Buoy-Based Observations of the Air–Sea Transition Zone off the U.S. West Coast Open
Two buoys equipped with Doppler lidars owned by the U.S. Department of Energy (DOE) were deployed off the coast ofCalifornia in fall of 2020 by Pacific Northwest National Laboratory. The buoys collected data for an entire annual cycle at t…
View article: Modeling the Impact of the Organic Aerosol Phase State on Multiphase OH Reactive Uptake Kinetics and the Resultant Heterogeneous Oxidation Timescale of Organic Aerosol in the Amazon Rainforest
Modeling the Impact of the Organic Aerosol Phase State on Multiphase OH Reactive Uptake Kinetics and the Resultant Heterogeneous Oxidation Timescale of Organic Aerosol in the Amazon Rainforest Open
Accurate predictions of chemical lifetime, i.e., oxidation timescale and change in the mass of organic aerosols (OAs) in atmospheric models, are critical to quantify the impacts of OA on aerosol–cloud interactions, radiative forcing, and a…
View article: Formation Process of Particles and Cloud Condensation Nuclei Over the Amazon Rainforest: The Role of Local and Remote New‐Particle Formation
Formation Process of Particles and Cloud Condensation Nuclei Over the Amazon Rainforest: The Role of Local and Remote New‐Particle Formation Open
Understanding the formation processes of particles and cloud condensation nuclei (CCN) in pristine environments is a major challenge in assessing the anthropogenic impacts on climate change. Using a state‐of‐the‐art model that systematical…
View article: Update on NREL's 2020 Offshore Wind Resource Assessment for the California Pacific Outer Continental Shelf
Update on NREL's 2020 Offshore Wind Resource Assessment for the California Pacific Outer Continental Shelf Open
This short report provides a time-sensitive update on the 20-year wind resource data set (named "CA20") produced in 2020 by the National Renewable Energy Laboratory (NREL) for the outer continental shelf (OCS) off the coast of California.
View article: Offshore reanalysis wind speed assessment across the wind turbine rotor layer off the United States Pacific coast
Offshore reanalysis wind speed assessment across the wind turbine rotor layer off the United States Pacific coast Open
The California Pacific coast is characterized by considerable wind resource and areas of dense population, propelling interest in offshore wind energy as the United States moves toward a sustainable and decarbonized energy future. Reanalys…
View article: Line of Sight Curvature for Missile Guidance using Reinforcement Meta-Learning
Line of Sight Curvature for Missile Guidance using Reinforcement Meta-Learning Open
We use reinforcement meta learning to optimize a line of sight curvature policy that increases the effectiveness of a guidance system against maneuvering targets. The policy is implemented as a recurrent neural network that maps navigation…
View article: Offshore Reanalysis Wind Speed Assessment Across the Wind Turbine Rotor Layer off the United States Pacific Coast
Offshore Reanalysis Wind Speed Assessment Across the Wind Turbine Rotor Layer off the United States Pacific Coast Open
The California Pacific coast is characterized by considerable wind resource and areas of dense population, propelling interest in offshore wind energy as the United States moves toward a sustainable and decarbonized energy future. Reanalys…
View article: Evaluation of coupled wind / wave model simulations of offshore winds in the Mid-Atlantic Bight using lidar-equipped buoys.
Evaluation of coupled wind / wave model simulations of offshore winds in the Mid-Atlantic Bight using lidar-equipped buoys. Open
From 2014 to 2017, two Department of Energy buoys equipped with Doppler lidar were deployed off the U.S. East Coast to provide long term measurements of hub-height wind speed in the marine environment. We performed simulations of selected …
View article: Tight Coupling of Surface and In-Plant Biochemistry and Convection Governs Key Fine Particulate Components over the Amazon Rainforest
Tight Coupling of Surface and In-Plant Biochemistry and Convection Governs Key Fine Particulate Components over the Amazon Rainforest Open
We report that throughout the troposphere over the Amazon rainforest, isoprene epoxydiol-secondary organic aerosols (IEPOX-SOA) are key components of submicrometer particle mass. IEPOX-SOA is thought to form by multiphase chemical pathways…