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Questions tagged [mechanochemistry]

The branch of chemistry that deals with the study of the influence of mechanical forces on reactions.

2 votes
0 answers
60 views

Would an effervescent tablet react with itself if ground into a nanopowder?

Effervescent tablets usually are a mixture of a weak acid, base, and binder. When dry there is no reaction. But when placed in water the acid-base neutralization releases CO2 rapidly. If you ground a (...
Kevin Kostlan's user avatar
0 votes
0 answers
96 views

If I knead my dough long and fast enough, can it be cooked itself?

May be Seasoned Advice question, but I thought that it's more of a scientific question. Correct me if I was wrong. Kneading generates friction between dough chemicals(gluten, starch, etc.), thus ...
mtodaiba's user avatar
32 votes
2 answers
3k views

What makes Gorilla Glass more durable with each generation?

Gorilla Glass (GG) is one of the most recognizable brands of toughened glasses today, thanks to their marketing and widespread usage in various gadgets and automobile industry. According to Wikipedia,...
andselisk's user avatar
  • 38.4k
5 votes
0 answers
77 views

Chemistry of charging an insulator material

Earlier this year, I had learnt in Physics class that rubbing two different materials against each other can charge the materials (i.e. cause each material to either be positively-charged or ...
Tan Yong Boon's user avatar
18 votes
1 answer
2k views

Counterintuitive Reaction of Aluminium On Steel Balls

There is a certain video which I just watched about 2 large cast iron balls. If the balls are struck together, no reaction happens, but if one is covered in aluminium foil and then struck, a large ...
Sarah Szabo's user avatar
1 vote
0 answers
48 views

Introduction to ball tumbler chemistry?

Chemistry that takes place in a ball tumbler is distinctly different from aqueous chemistry. Is there a good introduction to this method?
Dale's user avatar
  • 2,674
1 vote
2 answers
464 views

mechanism of mechanically triggered explosion [duplicate]

There are several well known explosives which can be mechanically triggered. I am curious about the mechanism of such a reaction, though. I guess one can give an easy answer when the explosive is ...
Greg's user avatar
  • 5,385
7 votes
2 answers
249 views

How might ammonia be created in this mechanochemical reaction?

Can mechanical agitation catalyze reactions? It appears so (thanks to Mithoron for the pointer!). We observed the following: We were using 10-micron hBN powder to impact-plate copper bearings (e.g., ...
feetwet's user avatar
  • 3,340
28 votes
2 answers
4k views

Ripping apart plastic: is this a chemical or physical change?

I was holding a piece of plastic earlier, and I ripped it in half. This caused me to start to think about what was happening at the atomic level. If the plastic is being ripped, clearly bonds are ...
ringo's user avatar
  • 24.1k
1 vote
1 answer
93 views

Is there a possible effect of mechanical vibration on the stability of organic molecules?

Is there a possible theoretical effect of mechanical vibration on the stability of organic molecules. E.g. some medicines degrade if they are not stored in a fridge, is there a theoretical ...
user50514's user avatar