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Table T7. Shipboard paleomagnetism laboratory equipment. (See table note.)

Equipment Status Quality assessment
2G Enterprises 760R superconducting rock magnetometer Used and functional Magnetic moments for a 150 cm blank (air) after tray and background corrections is <2 × 10–10 Am2. Magnetic field in sensor region is <8 nT.*
AGICO KappaBridge KLY-4S susceptibility meter Used and functional Used to measure bulk susceptibilities.
DTECH D-2000 alternating-field (AF) demagnetizer Not used Undetermined.
Schonstedt TSD-1 thermal demagnetizer Used and functional Thermal demagnetization experiments were conducted on 13 discrete samples.
ASC IM-10 impulse magnetizer (Serial 01971) Tested and functional Undetermined.
Applied Physics portable fluxgate magnetometer (model 520) Tested and functional Resolution <1 nT.*
Molspin minispin magnetometers (two) Not used Undetermined.

Note: * = from survey of the magnetic field inside the instrument and around the laboratory, completed during Expedition 320T.

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