Lunar and planetary instruments [PDF]
Folding rotating cup anemometer for hard landing Mars probe, and instruments for measuring wind velocity on Mars ...
core +1 more source
Effects and Solutions on the Human Body After Long-Duration Space Flights [PDF]
, 2019 During the Cold War, President John F. Kennedy made it a mission for the National Aeronautics and Space Administration (NASA) to accomplish a lunar landing and return to Earth.
Esquivel Patricio, Jose Jaime
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Root Meristem Maintenance Mechanisms are Key to Plant Defense Against Nanoplastics
Advanced Science, EarlyView.Small nanoplastics can disrupt cell integrity and inhibit cell division in meristem zone of plant root. The plants can counteract the cell damage by upregulating genes associated with root meristem maintenance and increasing auxin accumulation by PIN2 transport inhibition.
Sirui Ma +7 more
wiley +1 more source
Power systems related to operations of a landed planetary capsule [PDF]
Power systems related to Mars landing ...
Ivanoff, R. G.
core +1 more source
Transport Resistance Dominates the Fill Factor Losses in Record Organic Solar Cells
Advanced Energy Materials, EarlyView.Organic photovoltaics are a promising solar cell technology, but even the record devices with 20% efficiency have significant fill factor losses due to low active layer conductivities. In this Perspective, the authors describe the origin of these losses, discuss experimental methods for their quantification, and explain how to minimize them to optimize
Chen Wang +6 more
wiley +1 more source
Heat-sterilizable power source study for advanced Mariner missions [PDF]
Heat sterilizable power sources for Mariner Mars landing ...
Pedersen, E. S.
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Characterization and mapping of surface physical properties of Mars from CRISM multi-angular data: application to Gusev Crater and Meridiani Planum [PDF]
, 2015 The analysis of the surface texture from the particle (grain size, shape and internal structure) to its organization (surface roughness) provides information on the geological processes.
Ceamanos, X. +7 more
core +3 more sources
King and Cochrane: The technological treadmill and racial inequity in US agriculture
Applied Economic Perspectives and Policy, EarlyView.Abstract Between 1920 and 1969, the number of Black farmers in the US decreased from 14% of all operators to 4%. Using Martin Luther King Jr.'s critique of agricultural policy and Willard Cochrane's theory of the technological treadmill, we explore how racial discrimination was linked to policies that led to structural change in US agriculture.
Jared Hutchins, Jacopo De Marinis
wiley +1 more source
Quantifying the land‐use change due to soybean‐based biodiesel in the United States
Applied Economic Perspectives and Policy, EarlyView.Abstract We quantify the impact of soybean oil‐based biodiesel production on US cropland, using a method that accounts for the intermediate effect of soybean crushing facilities. Based on U.S. Environmental Protection Agency data for biodiesel production and proprietary data for soybean crushing facilities over 2011–2020, we find that the elasticities ...
Ruiqing Miao +5 more
wiley +1 more source
Evaluating Feral Swine Eradication and Control Pilot Program Impact on Crop Indemnities
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT The 2018 Farm Bill established the Feral Swine Eradication and Control Pilot Program (FSCP), which was focused on removing feral hogs and restoring damaged property. We conduct a quasi‐experimental analysis of FSCP on crop damage using crop insurance data and a staggered difference‐in‐difference model.
Hence Duncan +3 more
wiley +1 more source