About 241,000 results
Open links in new tab
  1. Molecular-level explanation of macroscopic phenomena: dissolving

    Nov 13, 2025 · What I know and please correct me: a macroscopic probe of raw sugar you can buy from the store can be modeled to be an almost perfect cube of a size of 0.7...

  2. The difference between microscopic and macroscopic cross sections ...

    Oct 31, 2010 · Hello there folks. So I'm doing some homework, and one of the questions asks for a comparison of the microscopic absorption cross sections of B, Cd, Gd, and Hf with the fission cross …

  3. The 7 Basic Rules of Quantum Mechanics - Physics Forums

    May 11, 2019 · A related problem, the problem of the emergence of a classical macroscopic world from the microscopic quantum description, is often considered as essentially solved by decoherence. To …

  4. Is General Relativity Exclusively a Macroscopic Theory?

    Nov 23, 2004 · Several times I've listened to Brian Greene talk about string theory and say that General Relativity is a macroscopic theory but Quantum Mechanics is a microscopic theory.

  5. Heisenberg Uncertainty Principle and macroscopic objects

    Dec 14, 2024 · Is the Heisenberg Uncertainty Principle (HUP) applicable to macroscopic objects? A football, for instance, is composed of an enormous number of particles. Can the applicability of the …

  6. Uncertainty principle at the macroscopic level - Physics Forums

    Dec 1, 2015 · what will be the scenario if Heisenberg's uncertainty principle is applied at macroscopic level?

  7. Converting Between K-Space Sum and Integral for Macroscopic Solids"

    Mar 31, 2014 · How is it exactly i convert between a k-space sum an integral? Assume that we have some macroscopic solid. Periodic boundary conditions leads to kx,ky,kz =...

  8. Microscopic and macroscopic physics

    Aug 13, 2020 · Quantum Mechanics seems to explain phenomenon happening on a microscopic scale, where measurements aren't definite and probability plays a role. Classical physics explain …

  9. Quantum tunnelling w/ macroscopic objects • Physics Forums

    Jan 19, 2012 · does not occur because the probabilities are of the magnitude of exp[ -1 / h ], give or take a few decimal places, correct? i.e. 1 / some number with > 10^30 zeros after it (trying to explain this …

  10. Using HELIOS Code for Preparing Macroscopic XS in PARCS

    Oct 21, 2009 · Hello all Has anybody use HELIOS code yet? I need that in order to preparing macroscopic XS to PARCS.