| 摘要 |
Certain exemplary embodiments comprise a method comprising: via a drive: generating an acoustic standing wave in an impeller-less chamber, the acoustic standing wave having a velocity below approximately 0.3 Mach, the chamber containing particles, the chamber non-destructively detachable from the drive, a system comprising the drive, the chamber, and the particles defining a mechanical resonant frequency having a value other than an acoustic resonant frequency of the chamber; and, acoustically fluidizing particles contained in the chamber.
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