Viewing profile — alhw
alhw
HN member- Joined
- Tue, Jul 31, 2012, 11:18 PM UTC
- HN karma
- 91
- Public activity
- 10 items
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About alhw
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Recent public activity
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Comment #43479082
The authors' claim is that it is cheaper than other catalytic methods that have been explored/invented to depolymerize PET into TPA monomers. These qualitative cost estimates are b…
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Comment #41834510
https://downdetector.com/status/reddit/
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Comment #36137386
I recall when touring the office some kid eating Cheeze-its by the handful and downing cans of Red Bull. Fun times.
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Comment #36094190
Jet fuel is comprised mostly of hydrocarbons with 8 to 16 C atoms, and a large fraction of these hydrocarbons are straight-chain alkanes. Combustion of dodecane (a C12 straight-cha…
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Comment #34815820
Membranes segregate mixtures of molecules into their individual components. This segregation typically requires pore diffusion and relies on the sizes of the molecules being distin…
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Comment #19127912
My favorite TC Boyle story: https://www.newyorker.com/magazine/2004/03/01/chicxulub/amp
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Comment #8971793
The authors of the article in topic provide a more coherent explanation than I could ever articulate: >> Conventionally, the formation of chemical bonds is due to a decrease in pot…
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Comment #8971702
The decrease in potential energy upon vdW bond formation in reactions with typical hydrogen isotopes dominates the negligible gains in vibrational zero-point energy from reactants …