Current Direct Neutrino Mass Experiments

<table>Schematic view of prespectrometer. (1) superconducting solenoids, (2)  prespectrometer vessel, (3) inner electrode system, (4) <svg height="13.1875" id="M527" style="vertical-align:-0.20474pt" version="1.1" viewbox="0 0 21.475 13.1875" width="21.475" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> pump port, (5) <svg height="13.1375" id="M528" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 21.475 13.1375" width="21.475" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> pump port, (6) insulator.</table>

Advances in High Energy Physics

Current Direct Neutrino Mass Experiments

Figure 19