[go: up one dir, main page]

Hirao et al., 1971 - Google Patents

An improved type of electron temperature probe

Hirao et al., 1971

View PDF
Document ID
16171023487526993548
Author
Hirao K
Oyama K
Publication year
Publication venue
Journal of geomagnetism and geoelectricity

External Links

Snippet

It has already been reported by one of the authors that electron temperature can be calculated from the ratio of the two floating potential shifts caused by the rf signals of different amplitude which is successively applied to the Langmuir probe. However, conventional type …
Continue reading at www.jstage.jst.go.jp (PDF) (other versions)

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/02Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/10Plotting field distribution; Measuring field distribution
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/02Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/035Measuring direction or magnitude of magnetic fields or magnetic flux using superconductive devices
    • G01R33/0354SQUIDS
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/20Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
    • G01F1/704Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708Measuring the time taken to traverse a fixed distance
    • G01F1/716Measuring the time taken to traverse a fixed distance using electron paramagnetic resonance [EPR] or nuclear magnetic resonance [NMR]
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00 and G01R33/00 - G01R35/00
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS
    • G01V3/00Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES

Similar Documents

Publication Publication Date Title
Hirao et al. An improved type of electron temperature probe
Harvey A precise low temperature dc ratio transformer
US3239754A (en) Thin film magnetometer
Liston et al. A contact modulated amplifier to replace sensitive suspension galvanometers
US3404332A (en) Magnetic resonance devices for accurately measuring magnetic fields, in particular low magnetic fields, on board of a movable body
US3621382A (en) Anistropic thin ferromagnetic film magnetometer
Shawhan The use of multiple receivers to measure the wave characteristics of very-low-frequency noise in space
US3191118A (en) Magnetometer
Roberson et al. Experimental test of quasilinear theory
Meredith et al. Application of a SQUID magnetometer to NMR at low temperatures
US2996657A (en) Gyromagnetic resonance magnetometer and gradiometer apparatus and method
Savic et al. A frequency modulation circuit for the measurement of gas conductivity and boundary layer thickness in a shock tube
US2894199A (en) Magnetic resonance apparatus
CA2039539C (en) Compact nmr probe
Kojima et al. Superfluid density of3He measured by fourth sound
US3249869A (en) Apparatus for measuring the electrical properties of a conductive moving fluid
US3490034A (en) Magnetometer utilizing the delaying effect of a magnetic transmission line
GB2270386A (en) Acceleration transducer using SQUID detector
Sargent Recording microwave hygrometer
Buser et al. Determination of Plasma Properties by Free‐Space Microwave Techniques
Cannon et al. Fast carbon bolometer for observing thermal pulses
Zimmerman Space applications of superconductivity: Low frequency superconducting sensors
Hirao et al. Measurement of the space potential in plasma
Watson et al. TECHNIQUES OP MAGNETIC-FIELD MEASUREMENT
Van Riet et al. A cryogenic RE oscillator, the heart of a new NMR dispersion spectrometer