Results 111 to 120 of about 2,675 (308)

Magnetic field deformation due to electron drift in a Hall thruster

open access: yesAIP Advances, 2017
The strength and shape of the magnetic field are the core factors in the design of the Hall thruster. However, Hall current can affect the distribution of static magnetic field.
Han Liang   +4 more
doaj   +1 more source

Thermal Analysis of the 100-kW class X3 Hall Thruster

open access: yes, 2017
Sean Reilly, NASA Jet Propulsion Laboratory (JPL), USARichard Hofer, NASA Jet Propulsion Laboratory (JPL), USAScott Hall, University of Michigan, USAICES102: Thermal Control for Planetary and Small Body Surface MissionsThe 47th International Conference ...
Hall, Scott   +2 more
core  

Impact Measuring in Sustainable Ventures: A Process Perspective

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Impact measurement is crucial for sustainable ventures to quantify their contribution to sustainable development. Although research has highly focused on impact measurement as a static activity, we conduct a qualitative study to explore how impact measuring as a process unfolds over time.
Jan Moellmann   +2 more
wiley   +1 more source

Model for the Increase in Thruster Efficiency from Cross-Channel Coupling in Nested Hall Thrusters

open access: yes, 2019
Multi-channel operation in nested Hall thrusters has been experimentally shown to enhance thruster efficiency compared to single-channel operation at constant power.
Su, Leanne L.   +3 more
core  

Does Stakeholder Pressure Promote Green Innovations and Performance of Agribusiness Companies?

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The sustainability of agribusiness companies is guided by multiple, sometimes paradoxical, interests. Green innovation is strategic for sustainable development; however, literature shows inconsistencies regarding its impact on environmental and economic‐financial performance.
Vanderlei dos Santos   +4 more
wiley   +1 more source

Analytical model of a Hall thruster

open access: yesPhysics of Plasmas
Hall thrusters are one of the most successful and prevalent electric propulsion systems for spacecraft in use today. However, they are also complex devices and their unique E×B configuration makes modeling of the underlying plasma discharge challenging.
Lafleur, Trevor, Chabert, Pascal
openaire   +3 more sources

Green Finance, Digitalization, and Banks' Sustainable Business Model Innovations Toward Net‐Zero Transitions

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Financial capital is widely recognized as having the potential to provide investments needed for net‐zero transitions. While recent empirical studies reveal that financial digitalization and fintech have changed Chinese banks' loan portfolios and business models, they stem from credit restrictions on heavily polluting enterprises and from ...
Akihisa Mori
wiley   +1 more source

Numerical Study of Hall Thruster Plume and Sputtering Erosion

open access: yesJournal of Applied Mathematics, 2012
Potential sputtering erosion caused by the interactions between spacecraft and plasma plume of Hall thrusters is a concern for electric propulsion. In this study, calculation model of Hall thruster’s plume and sputtering erosion is presented.
Li Yan   +3 more
doaj   +1 more source

Particle-In-Cell modelling of acceleration region in Hall Thruster

open access: yes, 2019
International audienceHall Thrusters is a technology of interest for space industry due to its use forelectric orbit rising. Nonetheless, Hall Thruster plasma behavior is not fully understoodtoday.
Villemant, Marc   +4 more
core  

Performance and plume characterization of a laboratory krypton Hall thruster [PDF]

open access: yes, 2020
2020 Spring.Includes bibliographical references.Hall thruster research has been in progress at the CSU Electric Propulsion and Plasma Engineering (CEPPE) lab for the past decade, however, a full performance and plasma plume characterization has not been ...
Roberts, Jacob L., committee member   +3 more
core  

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