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In what use cases is this superior to traditional metal-glass seals (e.g. vacuum tubes), or metal-on-glass deposition (e.g. mirrors)?


This permits bonding a metal handle to a pyrex measuring cup. (It would only be safe up to boiling temperatures under the restrictions of the current process, assuming that the process described scales up to a measuring cup.)

This is a constructed example to demonstrate the type of thing that could be done now that we've figured out a possible way to do it. It's probably not a good example, but it is clearly distinct from the thin-film processes we consider common today.

EDIT: See below’s multi-paragraph writeup of why my “now you can do this” example is not a good example in practice.


One of the advantages of borosilicate glass kitchenware is that you can put it in the oven, fridge, and microwave. Bonding metal to it with a joint that only works up to 90C obviates most of that utility. The only problem with borosilicate glass vessels as they are is that they don't work on inductive cooktops.

That joint is going to have to handle 300C in order to make it into my kitchen. I might go for a glass/ceramic liner in an aluminum pan, particularly if the ceramic is BAM, but that's going to get hot.

I'd actually look for this first in LED lenses bonded to aluminum heat sinks. A good bond there might allow for higher wattage through the electronic parts. An operating range between -50C and 90C encompasses the operating range of most consumer electronics, plus some margin.


I would hope that this would lead to reductions in adhesives, storage, disposal, and manufacturing.




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