| 摘要 |
<p>Certain exemplary embodiments comprise a method comprising: via a drive: generating an acoustic standing wave in an impeller-less chamber (1100), the acoustic standing wave having a velocity below approximately 0.3 Mach, the chamber containing particles, the chamber (1100) 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.</p> |
