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3
votes
1answer
90 views

Is it possible to eliminate Van der Waals interactions?

I came to know that the friction force actually depends on the surface contact area due to weak interactions (adhesion due to Van der Waals forces) between the atoms of both materials increasing in ...
3
votes
1answer
145 views

Quantum fluctuations in a classical domain?

"In the presence of chaos, even small fluctuations (including quantum fluctuations) can be amplified to produce large uncertainties in later behavior"(http://arxiv.org/pdf/gr-qc/9210010v2.pdf) Is there ...
1
vote
0answers
45 views

Fluctuation-dissipation in a quantum Ising Model

For the classical Ising model, the fluctuation-dissipation theorem tells us that the Magnetic susceptibility is proportional to the variance of the magnetization. Is there an equivalent relation for ...
0
votes
0answers
47 views

How to model the dissipation term

When a solid particle which is moving with $V_p$ collides with a droplet which is falling with $V_d$, based on what reported in literature, a liquid skirt will be formed as shown in figure below. One ...