Acoustics
反向传输声导模
Backward-transport acoustic guided modesA phenomenon in acoustofluidics where phase and time-averaged energy flux propagate in opposite axial directions, characterized by the invariant phase–power criterion B = kzPz < 0. / 声流体学中的一种现象，其中相位和时间平均能流沿相反轴向传播，其特征是不变的相位-功率判据 B = kzPz < 0。
- Knowledge type
- 自然理论
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-11-01 17:05:46
Sub-knowledge points
Linear acoustic equations derivationInvariant phase–power criterion (B = kzPz < 0)Locally resonant double-negative (DNG) cellsFinite-element dispersive branch in effective-medium guide
Higher-order knowledge points
Acoustofluidic field designWater-immersed transverse waveguide schemeFluid–structure interaction (FSI) baseline
Main parameters and performance indicators
kz: axial phase constantPz: cross section-integrated axial acoustic powerB: invariant phase–power criterion (kzPz < 0)
Open problems
No unresolved problem recorded yet
Related literature
ranked by community starsScheme for backward-transport acoustic guided modes in water microfluidicsOpen source
Related products and links
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Creation and modification trail
1 recordsRecord title: Backward-transport acoustic guided modes.
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