[HN Gopher] Norimaki Synthesizer: Taste Display Using Ion Electr... ___________________________________________________________________ Norimaki Synthesizer: Taste Display Using Ion Electrophoresis in Five Gels Author : homarp Score : 49 points Date : 2020-06-01 19:34 UTC (3 hours ago) (HTM) web link (research.miyashita.com) (TXT) w3m dump (research.miyashita.com) | rladd wrote: | This works on "tastes" at the lowest level definition of "taste", | in other words tongue sensations. But what we think of as "taste" | is actually a combination of this and of smell or aroma. | | Smell is much more complex and relies on detection of the shape | of the particles by the olfactory receptors (see: | http://cst.ufl.edu/taste-vs-flavor-whats-the-difference.html). | | It could be possible to simulate different aromas with a fairly | small number of scent molecules, and there has been some work in | that direction (see: | https://www.researchgate.net/publication/227512326_Aroma_sim...), | but no successful commercial product has ever been launched (that | I'm aware of) based on this technologly. | | So while interesting, this 'taste synthesizer' and anything like | it is not going to enable anyone to taste anything that really | tastes like a food. | 01100011 wrote: | You could have a bank of carboxylic acids and various alcohols | and perform | https://en.wikipedia.org/wiki/Fischer%E2%80%93Speier_esterif... | on the fly perhaps... You can make a good number of scents that | way. | dogma1138 wrote: | Isn't John Carmack working on smell for VR? | | That said I wonder what would come first these external stimuli | emulator or a neural link, by passing the external sensor seems | to be the most straightforward way even if it's much more | complex on paper. | cjhveal wrote: | It's my guess that early brain-machine interface is going to | require a fair amount of training and conditioning to | interpret information across the interface. I think | attempting to locate, isolate, and stimulate specific nerves | that carry these sensation is going to be way more difficult | than just exciting the receptors at the ends of those nerves. | I'd anticipate "displays" emulating external stimuli | preceding brain-machine interfaces. ___________________________________________________________________ (page generated 2020-06-01 23:00 UTC)