Magnetic nozzle radiofrequency plasma thruster approaching twenty percent thruster efficiency

Spatially- and vector-resolved momentum flux lost to a wall in a magnetic nozzle rf plasma thruster

(2020) Kazunori Takahashi et al.   Scientific Reports

Spatial measurement of axial and radial momentum fluxes of a plasma expanding in a magnetic nozzle

(2020) Kazunori Takahashi et al.   NEW JOURNAL OF PHYSICS

Low-magnetic-field enhancement of thrust imparted by a stepped-diameter and downstream-gas-injected rf plasma thruster

(2019) Kazunori Takahashi et al.   PLASMA SOURCES SCIENCE & TECHNOLOGY

Thermodynamics of a magnetically expanding plasma with isothermally behaving confined electrons

(2018) June Young Kim et al.   NEW JOURNAL OF PHYSICS

Adiabatic Expansion of Electron Gas in a Magnetic Nozzle

(2018) Kazunori Takahashi et al.   PHYSICAL REVIEW LETTERS

Recent progress and perspectives of space electric propulsion systems based on smart nanomaterials

(2018) I. Levchenko et al.   Nature Communications

Demonstrating a new technology for space debris removal using a bi-directional plasma thruster

(2018) Kazunori Takahashi et al.   Scientific Reports

Neutral gas depletion in low temperature plasma

(2017) A Fruchtman   JOURNAL OF PHYSICS D-APPLIED PHYSICS

High temperature electrons exhausted from rf plasma sources along a magnetic nozzle

(2017) Kazunori Takahashi et al.   PHYSICS OF PLASMAS

Formation of annular plasma downstream by magnetic aperture in the helicon experimental device

(2017) Soumen Ghosh et al.   PHYSICS OF PLASMAS

Enhancement of axial momentum lost to the radial wall by the upstream magnetic field in a helicon source

(2017) Kazunori Takahashi et al.   PLASMA PHYSICS AND CONTROLLED FUSION

Modifications of plasma density profile and thrust by neutral injection in a helicon plasma thruster

(2016) Kazunori Takahashi et al.   APPLIED PHYSICS LETTERS

Neutral-depletion-induced axially asymmetric density in a helicon source and imparted thrust

(2016) Kazunori Takahashi et al.   APPLIED PHYSICS LETTERS

Electron Cooling in a Magnetically Expanding Plasma

(2016) J. M. Little et al.   PHYSICAL REVIEW LETTERS

Thermodynamic Study on Plasma Expansion along a Divergent Magnetic Field

(2016) Yunchao Zhang et al.   PHYSICAL REVIEW LETTERS

Electric propulsion for satellites and spacecraft: established technologies and novel approaches

(2016) Stéphane Mazouffre   PLASMA SOURCES SCIENCE & TECHNOLOGY

Axial Momentum Lost to a Lateral Wall of a Helicon Plasma Source

(2015) Kazunori Takahashi et al.   PHYSICAL REVIEW LETTERS

Numerical validation of axial plasma momentum lost to a lateral wall induced by neutral depletion

(2015) Yoshinori Takao et al.   PHYSICS OF PLASMAS

Helicon discharges and sources: a review

(2015) Francis F Chen   PLASMA SOURCES SCIENCE & TECHNOLOGY

Effect of source diameter on helicon plasma thruster performance and its high power operation

(2015) Kazunori Takahashi et al.   PLASMA SOURCES SCIENCE & TECHNOLOGY

Measurement of plasma momentum exerted on target by a small helicon plasma thruster and comparison with direct thrust measurement

(2015) Kazunori Takahashi et al.   REVIEW OF SCIENTIFIC INSTRUMENTS

Visual Evidence of Magnetic Shielding With the PPS-Flex Hall Thruster

(2014) Stephane Mazouffre et al.   IEEE TRANSACTIONS ON PLASMA SCIENCE

Improved Efficiency and Throttling Range of the VX-200 Magnetoplasma Thruster

(2014) Benjamin W. Longmier et al.   JOURNAL OF PROPULSION AND POWER

Effect of magnetic and physical nozzles on plasma thruster performance

(2014) Kazunori Takahashi et al.   PLASMA SOURCES SCIENCE & TECHNOLOGY

Temperature gradients due to adiabatic plasma expansion in a magnetic nozzle

(2014) J P Sheehan et al.   PLASMA SOURCES SCIENCE & TECHNOLOGY

Modifications of wave and plasma structures by a mechanical aperture in a helicon plasma thruster

(2014) Kazunori Takahashi et al.   PLASMA SOURCES SCIENCE & TECHNOLOGY

Performance improvement of a permanent magnet helicon plasma thruster

(2013) Kazunori Takahashi et al.   JOURNAL OF PHYSICS D-APPLIED PHYSICS

Thrust Measurements of a Radio Frequency Plasma Source

(2013) Logan T. Williams et al.   JOURNAL OF PROPULSION AND POWER

Approaching the Theoretical Limit of Diamagnetic-Induced Momentum in a Rapidly Diverging Magnetic Nozzle

(2013) Kazunori Takahashi et al.   PHYSICAL REVIEW LETTERS

Performance of a permanent-magnet helicon source at 27 and 13 MHz

(2012) Francis F. Chen   PHYSICS OF PLASMAS

A magnetic nozzle calculation of the force on a plasma

(2012) A. Fruchtman et al.   PHYSICS OF PLASMAS

Axial force imparted by a current-free magnetically expanding plasma

(2012) Kazunori Takahashi et al.   PHYSICS OF PLASMAS

Radiofrequency antenna for suppression of parasitic discharges in a helicon plasma thruster experiment

(2012) Kazunori Takahashi   REVIEW OF SCIENTIFIC INSTRUMENTS

Direct thrust measurement of a permanent magnet helicon double layer thruster

(2011) K. Takahashi et al.   APPLIED PHYSICS LETTERS

Performance characterization of a helicon double layer thruster using direct thrust measurements

(2011) Sabrina Pottinger et al.   JOURNAL OF PHYSICS D-APPLIED PHYSICS

Characterization of a helicon plasma source in low diverging magnetic fields

(2011) T Lafleur et al.   JOURNAL OF PHYSICS D-APPLIED PHYSICS

Electron Diamagnetic Effect on Axial Force in an Expanding Plasma: Experiments and Theory

(2011) Kazunori Takahashi et al.   PHYSICAL REVIEW LETTERS

Electron Energy Distribution of a Current-Free Double Layer: Druyvesteyn Theory and Experiments

(2011) Kazunori Takahashi et al.   PHYSICAL REVIEW LETTERS

High density conics in a magnetically expanding helicon plasma

(2010) C. Charles   APPLIED PHYSICS LETTERS

Two-dimensional supersonic plasma acceleration in a magnetic nozzle

(2010) E. Ahedo et al.   PHYSICS OF PLASMAS

Experimental investigation of a conical helicon double layer thruster arrangement

(2010) C Charles et al.   PLASMA SOURCES SCIENCE & TECHNOLOGY

Transport of energetic electrons in a magnetically expanding helicon double layer plasma

(2009) Kazunori Takahashi et al.   APPLIED PHYSICS LETTERS

Minihelicon Plasma Thruster

(2009) O.V. Batishchev   IEEE TRANSACTIONS ON PLASMA SCIENCE

Plasmas for spacecraft propulsion

(2009) C Charles   JOURNAL OF PHYSICS D-APPLIED PHYSICS

Development of high-density helicon plasma sources and their applications

(2009) Shunjiro Shinohara et al.   PHYSICS OF PLASMAS

The effect of magnetic configuration on ion acceleration from a compact helicon source with permanent magnets

(2009) V F Virko et al.   PLASMA SOURCES SCIENCE & TECHNOLOGY

Neutral Depletion in a Collisionless Plasma

(2008) A. Fruchtman   IEEE TRANSACTIONS ON PLASMA SCIENCE

Neutral gas depletion mechanisms in dense low-temperature argon plasmas

(2008) D O'Connell et al.   JOURNAL OF PHYSICS D-APPLIED PHYSICS