Daniel A. Herman

发表

NASA HERMeS Hall Thruster Electrical Configuration Characterization

James H. Gilland, Hani Kamhawi, John Yim, 2016 .

NEXT Single String Integration Test Results

Michael J. Patterson, John Steven Snyder, Daniel A. Herman, 2009 .

Performance, Facility Pressure Effects, and Stability Characterization Tests of NASA's Hall Effect Rocket with Magnetic Shielding Thruster

James H. Gilland, Hani Kamhawi, John Yim, 2016 .

Concept designs for NASA's Solar Electric Propulsion Technology Demonstration Mission

Melissa L. McGuire, David H. Manzella, Daniel A. Herman, 2014 .

Status of the NEXT Ion Thruster Long-Duration Test After 10,100 hr and 207 kg Demonstrated

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2007 .

A New Method for Analyzing Near-Field Faraday Probe Data in Hall Thrusters

Hani Kamhawi, Wensheng Huang, Daniel A. Herman, 2013 .

NEXT Multi-Thruster Array Test - Engineering Demonstration

Michael J. Patterson, John E. Foster, Eric Pencil, 2006 .

Overview of the Development of the Solar Electric Propulsion Technology Demonstration Mission 12.5-kW Hall Thruster

James E. Polk, Christopher Griffith, James L. Myers, 2014 .

Performance Characteristics of the NEXT Long-Duration Test After 16,550 h and 337 kg of Xenon Processed

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2009 .

Performance and Facility Background Pressure Characterization Tests of NASAs 12.5-kW Hall Effect Rocket with Magnetic Shielding Thruster

James E. Polk, James L. Myers, Hani Kamhawi, 2015 .

The Ion Propulsion System for the Asteroid Redirect Robotic Mission

James E. Polk, Hani Kamhawi, John Steven Snyder, 2016 .

Overview of the Development and Mission Application of the Advanced Electric Propulsion System (AEPS)

James E. Polk, May Allen, Hani Kamhawi, 2017 .

NASA's Evolutionary Xenon Thruster (Next) Long-Duration Test as of 736 Kg of Propellant Throughput

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2013 .

NASA's Evolutionary Xenon Thruster (NEXT) Project Qualification Propellant Throughput Milestone: Performance, Erosion, and Thruster Service Life Prediction After 450 kg

Daniel A. Herman, D. Herman, 2010 .

Status of NASA's Evolutionary Xenon Thruster (NEXT) Long-Duration Test as of 50,000 h and 900 kg Throughput

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2013 .

Experimental Verification of an Ion Thruster Optics Model

Alec D. Gallimore, Iain D. Boyd, Daniel A. Herman, 2002 .

Status of the NASA's Evolutionary Xenon Thruster (NEXT) Long-Duration Test After 30,352 Hours of Operation

Daniel A. Herman, 2010 .

Xenon Acquisition Strategies for High-Power Electric Propulsion NASA Missions

Daniel A. Herman, Kenneth G. Unfried, D. Herman, 2015 .

Performance Test Results of the NASA-457m V2 Hall Thruster

Hani Kamhawi, Wensheng Huang, Daniel A. Herman, 2013 .

NEXT Long-Duration Test After 11,570 h and 237 kg of Xenon Processed

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2009 .

Performance Evaluation of the Prototype-Model NEXT Ion Thruster

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2007 .

Application of the NEXT Ion Thruster Lifetime Assessment to Thruster Throttling

Daniel A. Herman, Jonathan L. Van Noord, 2008 .

NEXT Long-Duration Test Plume and Wear Characteristics after 16,550 h of Operation and 337 kg of Xenon Processed

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2008 .

Wear Testing of the HERMeS Thruster

James H. Gilland, Hani Kamhawi, John Yim, 2016 .

Overview of the Development of the Advanced Electric Propulsion System (AEPS)

James E. Polk, George R. Schmidt, Hani Kamhawi, 2017 .

NASA's Evolutionary Xenon Thruster (NEXT) Component Verification Testing

James S. Sovey, Daniel A. Herman, Luis R. Pinero, 2008 .

Overview of Hall Thruster Activities at NASA Glenn Research Center

Hani Kamhawi, John Yim, Wensheng Huang, 2011 .

Reconfiguration of NASA GRC's Vacuum Facility 6 for Testing of Advanced Electric Propulsion System (AEPS) Hardware

Hani Kamhawi, John Yim, Peter Y. Peterson, 2016 .

NEXT Long-Duration Test Neutralizer Performance and Erosion Characteristics

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2009 .

NEXT Propellant Management System Integration With Multiple Ion Thrusters

James S. Sovey, Daniel A. Herman, George C. Soulas, 2011 .

End-of-test Performance and Wear Characterization of NASA's Evolutionary Xenon Thruster (NEXT) Long-Duration Test

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2014 .

Status of the NEXT Long-Duration Test After 23,300 Hours of Operation

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2009 .

Review of the NASA's Evolutionary Xenon Thruster (NEXT) Long-Duration Test as of 632 kg of Propellant Throughput

Daniel A. Herman, 2011 .

Ion Current Density Study of the NASA-300m and NASA-457mv2 Hall Thrusters

Hani Kamhawi, Daniel A. Herman, George C. Soulas, 2013 .

13kW Advanced Electric Propulsion Flight System Development and Qualification

May Allen, John Steven Snyder, Daniel A. Herman, 2017 .

Performance Characterization of the Air Force Transformational Satellite 12 kW Hall Thruster

Hani Kamhawi, Peter Y. Peterson, Wensheng Huang, 2013 .

Current Density Measurements of an Annular-Geometry Ion Engine

Michael J. Patterson, John E. Foster, Daniel A. Herman, 2012 .

Current Collection to Long Conductors with Wide Geometries for Bare Electrodynamic Tether Applications: A Laboratory Update

Alec D. Gallimore, Daniel A. Herman, Brian E. Gilchrist, 2002 .

Neutralizer Hollow Cathode Simulations and Validation with Experiments

Dan M. Goebel, Ioannis G. Mikellides, John Steven Snyder, 2009 .

Wear Trends of the HERMeS Thruster as a Function of Throttle Point

James H. Gilland, Hani Kamhawi, Peter Y. Peterson, 2017 .

Hybrid-PIC Simulation of Backsputtered Carbon Transport in the Near-Field Plume of a Hall Thruster

James H. Gilland, John Yim, Daniel A. Herman, 2017 .

Performance Characteristics of the NEXT Long-Duration Test After 16,550 h of Operation and 337 kg of Xenon Processed

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2008 .

Development of High Power Hall Thruster Systems to Enable the NASA Exploration Vision

Roger M. Myers, Eric Pencil, May Allen, 2018 .

Plasma Plume Characterization of the HERMeS During a 1722-hr Wear Test Campaign

James H. Gilland, Hani Kamhawi, Peter Y. Peterson, 2017 .

In-situ Diagnostic for Assessing Hall Thruster Wear

James H. Gilland, Hani Kamhawi, Peter Y. Peterson, 2018, 2018 Joint Propulsion Conference.

Neutralizer hollow cathode simulations and comparisons with ground test data

Dan M. Goebel, Ioannis G. Mikellides, John Steven Snyder, 2009 .

Overview of NASA’s Solar Electric Propulsion Project

James E. Polk, James H. Gilland, Hani Kamhawi, 2019 .

Correction: Completion of the Long Duration Wear Test of the NASA HERMeS Hall Thruster

James H. Gilland, Hani Kamhawi, Peter Y. Peterson, 2018, AIAA Propulsion and Energy 2019 Forum.

NASA's Evolutionary Xenon Thruster (NEXT) Long-Duration Test Results

Michael J. Patterson, Daniel A. Herman, George C. Soulas, 2012 .

Ground simulations of electron current to wide probes for electrodynamic tethers

Sven G. Bilen, Alec D. Gallimore, Daniel A. Herman, 2001 .