Advanced Materials in Industrial and Environmental Engineering II : Selected peer-reviewed papers from the Conference Nanophysics and Nanomaterials (NaN-2020), November 25-26, 2020... by Nanophysics and Nanomaterials (Conference) (2nd : 2020 : Saint Petersburg, Russia), Bazhin, Vladimir, editor 642299, Bolobov, Viktor, editor 642300, Maksarov, Vyacheslav V., editor 642301, Martyushev, Nikita V., editor 642302