TEM vs SEM Updated 2025-07-16
TEM: sample has to be very thin, you get a 2D image. Higher resolution possible.
SEM: sample does not need to be ultra thin, you get a 3D image. Lower resolution possible.
Balloon Updated 2025-07-16
Quote Updated 2025-07-16
Selenocysteine Updated 2025-07-16
Like cysteine, but with selenium instead of sulfur.
The weird one, not directly coded in the genetic code.
Sitar player Updated 2025-07-16
Quantum chemistry Updated 2025-07-16
Ah, the jewel of computational physics.
Also known as an ab initio method: no experimental measurement is taken as input, QED is all you need.
But since QED is thought to fully describe all relevant aspects molecules, it could be called "the" ab initio method.
For one, if we were able to predict protein molecule interactions, our understanding of molecular biology technologies would be solved.
No more ultra expensive and complicated X-ray crystallography or cryogenic electron microscopy.
And the fact that quantum computers are one of the most promising advances to this field, is also very very exciting: Section "Quantum algorithm".
Threonine Updated 2025-07-16
Fractional quantum Hall effect Updated 2025-07-16
TODO original experiment?
Laughlin paper: 1981 Quantized Hall conductivity in two dimensions.
Shows a cool new type of matter: Abelian anyons.
The best Gilberto Gil songs Updated 2025-07-16
Runner ups:
Valine Updated 2025-07-16
Git tips / Understand the commit tree Updated 2025-07-16
This is the most important thing to understand Git!
You must:
  • be able to visualize the commit tree
  • understand how each git command modifies the commit DAG
Authy Updated 2025-07-16

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