I'm wondering could this one program help you in polyphasic adaptation. It's called brainwave generator and i used it for meditation. Cool program, lots of presets and you can make your own costum presets. Here is the link:
BrainWave Generator There is also an explanation of how this works. You can use it to bring your brain frequency on any frequency brain operates on just using earphones. What do you think, would this help?