molecules - What is the difference between intermolecular (cohesive ...
Aug 10, 2018 · Cohesion refers to the force of attraction between two of the same molecules, whereas adhesion refers to the force of attraction between two foreign molecules. This is better depicted in …
nanoscience - How exactly do electrostatic forces and van der Waals ...
Aug 30, 2016 · The van der Waals force is a well-understood physical phenomena, as are electrostatics. When particles get down to a nanoscale size and separation, van der Waals forces can be very …
Van der Waals and Casimir forces - Physics Stack Exchange
May 18, 2016 · Does one need to invoke quantum mechanics to explain Casimir or van der Waals forces? I see that textbooks show derivations of van der Waal forces with no QM but the Casimir …
Pauli exclusion principle and van der Waals force
May 28, 2024 · On the Wikipedia article on van der Waals force, one of the contributions to intermolecular forces is A repulsive component resulting from the Pauli exclusion principle that …
How does Gravity compare to the Van der Waals Forces?
Jun 1, 2021 · Van der Waals forces' is a general term used to define the attraction of intermolecular forces between molecules. There are two kinds of Van der Waals forces: weak London Dispersion …
forces - Hydrogen bond and van der Waals bond - Physics Stack …
Oct 6, 2014 · Similarly, van der Waals force is a kind of intermolecular interactions between permanent dipoles or induced dipoles. For example, the interactions between HCl is called van der Waals …
Explanation of van der Waals force - Physics Stack Exchange
Jun 10, 2015 · The van der Waals' forces are the forces that exist between the millions of separate water molecules, and not between the hydrogen and oxygen atoms in the case of water.
atomic physics - Why are attraction forces long range forces and ...
Apr 15, 2021 · The Van-der-Waals forces are weakly and long range and come into play when other forces do not matter. Therefore, at very short distances the Coulomb repulsion dominates, a bit …
What exactly are the categories of intermolecular forces
Oct 3, 2023 · In wikipedia, the van der waals forces are quite clearly stated to include keesom (permanent dipole - permanent dipole) debye (permanent dipole - induced dipole) london dispersion …
Does gravity have anything to do with Van Der Waals forces?
No. Van der Waals forces are electromagnetic, not gravitational. "Van der Waals forces" are actually a family of different effects. Dipole-dipole Van der Waals falls off as $1/r^7$ (non-retarded) or $1/r^8$ …