Robuta

https://www.arxiv.org/abs/0910.0825
Abstract page for arXiv paper 0910.0825: Free Particle Eigenfunctions of Schrodinger Equation with Quantized Space-time
free particleschrodinger equationeigenfunctionsquantized
https://www.cambridge.org/core/journals/journal-of-fluid-mechanics/article/particlesize-and-density-segregation-in-granular-freesurface-flows/9D7F14256E5E714949326EB22D7448A9
Particle-size and -density segregation in granular free-surface flows - Volume 779
particle sizefree surfacedensitysegregationgranular