Abstract: A simple approach for optimizing the jig-shape is proposed in this study. This simple approach is based on an unconstrained optimization problem and applied
Read more[Micron]ADS-B Detect and Avoid Flight Tests on Phantom 4 Unmanned Aircraft System
Abstract: Researchers at the National Aeronautics and Space Administration Armstrong Flight Research Center in Edwards, California and Vigilant Aerospace Systems collaborated for the flight-test demonstration
Read moreDrought Information Supported by Citizen Scientists (DISCS)
Abstract: No abstract available Source:: nasa sit 2
Read moreNASA’s Short-term Prediction Research and Transition (SPoRT) Center: A Paradigm for Transitioning Research into Operations
Abstract: No abstract available Source:: nasa sit 2
Read moreLAVA Simulations for the 3rd AIAA CFD High Lift Prediction Workshop with Body Fitted Grids
Abstract: No abstract available Source:: nasa sit 2
Read moreHuman-Automation Allocations for Current Robotic Space Operations
Abstract: Within the Human Research Program, one risk delineates the uncertainty surrounding crew working with automation and robotics in spaceflight. The Risk of Inadequate Design
Read moreDevelopment of Multi-Sensor Global Cloud and Radiance Composites for DSCOVR EPIC Imager with Subpixel Definition
Abstract: The Deep Space Climate Observatory (DSCOVR) enables analysis of the daytime Earth radiation budget via the onboard Earth Polychromatic Imaging Camera (EPIC) and National
Read moreCALIOP Level 3 Ice Cloud Product
Abstract: No abstract available Source:: nasa sit 2
Read moreAerosol Optical Depth Changes in Version 4 CALIPSO Level 2 Product
Abstract: The Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) version 4.10 (V4) products were released in November 2016 with substantial enhancements. There have been improvements in
Read moreGlobal Measurements of Optically Thin Ice Clouds Using CALIOP
Abstract: Optically thin ice clouds have been shown to have a net warming effect on the globe but, because passive instruments are not sensitive to
Read moreOn the Limitations of Variational Bias Correction
Abstract: Satellite radiances are the largest dataset assimilated into Numerical Weather Prediction (NWP) models, however the data are subject to errors and uncertainties that need
Read moreThe PMIP4 Contribution to CMIP6-Part 4: Scientific Objectives and Experimental Design of the PMIP4-CMIP6 Last Glacial Maximum Experiments and PMIP4 Sensitivity Experiments
Abstract: The Last Glacial Maximum (LGM, 21,000 years ago) is one of the suite of paleoclimate simulations included in the current phase of the Coupled
Read moreReconciling CloudSat and GPM Estimates of Falling Snow
Abstract: Satellite-based estimates of falling snow have been provided by CloudSat (launched in 2006) and the Global Precipitation Measurement (GPM) core satellite (launched in 2014).
Read moreClimatic History of the Northeastern United States During the Past 3000 Years
Abstract: Many ecosystem processes that influence Earth system feedbacks – vegetation growth, water and nutrient cycling, disturbance regimes – are strongly influenced by multidecadal- to
Read moreZero-Boil-Off Tank (ZBOT) Experiment: Ground-Based Validation of Self-Pressurization and Pressure Control Two-Phase CFD Model
Abstract: Integral to all phases of NASA’s projected space and planetary expeditions is affordable and reliable cryogenic fluid storage for use in propellant or life
Read moreInternational Space Station Lithium-Ion Main Battery Thermal Runaway Propagation Test
Abstract: In 2010, the ISS Program began the development of Lithium-Ion (Li-Ion) batteries to replace the aging Ni-H2 batteries on the primary Electric Power System
Read moreAssessment of Delivery Accuracy in an Operational-Like Environment
Abstract: In order to enable arrival management concepts and solutions in a Next Generation Air Transportation System (NextGen) environment, ground-based sequencing and scheduling functions were
Read moreNASA’s GMAO Atmospheric Motion Vectors Simulator: Description and Application to the MISTiC Winds Concept
Abstract: An atmospheric wind vectors (AMVs) simulator was developed by NASA’s GMAO to simulate observations from future satellite constellation concepts. The synthetic AMVs can then
Read moreThe Lynx Mission Concept: 2017 Accomplishments and 2018 Goals
Abstract: No abstract available Source:: nasa sit 2
Read moreUnderstanding Changes in Modeled Land Surface Characteristics Prior to Lightning-Initiated Holdover Fire Breakout
Abstract: Lightning initiated wildfires are only 16% of the total number of wildfires within the United States, but account for 56% of the acreage burned.
Read moreExtreme Temperature Performance of Automotive-Grade Small Signal Bipolar Junction Transistors
Abstract: Electronics designed for space exploration missions must display efficient and reliable operation under extreme temperature conditions. For example, lunar outposts, Mars rovers and landers,
Read moreGMI-IPS: Python Processing Software for Aircraft Campaigns
Abstract: NASA’s Atmospheric Tomography Mission (ATom) seeks to understand the impact of anthropogenic air pollution on gases in the Earth’s atmosphere. Four flight campaigns are
Read moreOverview of the Development of the Advanced Electric Propulsion System (AEPS)
Abstract: NASA is committed to the demonstration and application of high-power solar electric propulsion to meet its future mission needs. It is continuing to develop
Read moreData, Meet Compute: NASA’s Cumulus Ingest Architecture
Abstract: NASA’s Earth Observing System Data and Information System (EOSDIS) houses nearly 30PBs of critical Earth Science data and with upcoming missions is expected to
Read moreHigh Fidelity Modeling of SRP and Its Effect on the Relative Motion of Starshade and WFIRST
Abstract: In this paper we perform a detailed analysis of how Solar Radiation Pressure (SRP) affects the relative motion of two spacecrafts, the Wide-Field Infrared
Read moreAn Analysis of the Speed Commands from an Interval Management Algorithm during the ATD-1 Flight Test
Abstract: NASA’s first Air Traffic Management Technology Demonstration (ATD-1) successfully completed a nineteen-day flight test under a NASA contract with Boeing, with Honeywell and United
Read moreOn the Concept of Random Orientation in Far-Field Electromagnetic Scattering by Nonspherical Particles
Abstract: Although the model of randomly oriented nonspherical particles has been used in a great variety of applications of far-field electromagnetic scattering, it has never
Read moreESIP Documentation Cluster Session: GCMD Keyword Update
Abstract: The Global Change Master Directory (GCMD) Keywords are a hierarchical set of controlled Earth Science vocabularies that help ensure Earth science data and services
Read morePisgah Lava Cave Communication Test: Science Case Study for the Networked Constellations Initiative
Abstract: As part of the science case study for the Networked Constellations initiative, a team of JPL scientists explore the possibility of a mission to
Read moreAnalysis and Modeling of Tropical Convection Observed by CYGNSS
Abstract: No abstract available Source:: nasa sit 2
Read more2015 Indonesian Fire Activity and Smoke Pollution Show Persistent Non-Linear Sensitivity to El Nino-Induced Drought
Abstract: The 2015 fire season and related smoke pollution in Indonesia was more severe than the major 2006 episode, making it the most severe season
Read morePreliminary Assessment of Detection Efficiency for the Geostationary Lightning Mapper Using Intercomparisons with Ground-Based Systems
Abstract: As part of the calibration/validation (cal/val) effort for the Geostationary Lightning Mapper (GLM) on GOES-16, we need to assess instrument performance (detection efficiency and
Read moreAnalysis and Assimilation of CYGNSS Wind Data for Improved Tropical Convection Forecasts
Abstract: No abstract available Source:: nasa sit 2
Read moreImpact of GPM Rainrate Data Assimilation on Simulation of Hurricane Harvey (2017)
Abstract: Built upon Tropical Rainfall Measuring Mission (TRMM) legacy for next-generation global observation of rain and snow. The GPM was launched in February 2014 with
Read moreThe Six Streams of the Emerging Scientist
Abstract: NASA invests in professional coaching as a way to accelerate the development of its staff. The speaker shares one foundational human development model in
Read moreRaman Life Detection Instrument Development for Icy Worlds
Abstract: The objective of this project is to develop a compact, high sensitivity Raman sensor for detection of life signatures in a flow cell configuration
Read moreEnzymatic Activity Detection via Electrochemistry for Enceladus
Abstract: Electrochemical detection of biological molecules is a pertinent topic and application in many fields such as medicine, environmental spills, and life detection in space.
Read moreElectrochemical Detection of the Molecules of Life
Abstract: All forms of life on Earth contain cellular machinery that can transform and regulate chemical energy through metabolic pathways. These processes are oxidation-reduction reactions
Read morePredictive Modeling of Fast-Curing Thermosets in Nozzle-Based Extrusion
Abstract: This work presents an approach to modeling the dynamic spreading and curing behavior of thermosets in nozzle-based extrusions. Thermosets cover a wide range of
Read moreElastomeric Sensing of Pressure with Liquid Metal and Wireless Inductive Coupling
Abstract: This project describes resistance-based soft sensors filled with liquid metal, which permit measurements of large strains (0 percent to 110 percent), associated with small
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