Click to enlarge!
 Long life for PK-4! |
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 Andrey with the PK-4 prototype tube at IHED, Moscow |
 The PK-4 chamber in DC-only operation mode (with striations visible) |
 DC discharge with the lower RF coil turned on |
 Here only the lower RF coil is turned on, DC is off |
 Dust particles trapped in a DC discharge stratum (note finger) |
 TV picture of the trapped particles (up is to the left) |
 Both RF coils turned on, DC discharge stratum (note finger) |
 particles suspended in the lower discharge (up is to the left) |
 After-work ceremony |
 The PK-4 Team, MPE+IHED |
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