Controllability of ionization energy of atoms promises advancements in chemical synthesis

27-May-2021 - Ionization energy is one of the most important physicochemical parameters. It is defined in terms of the amount of energy required to rip an electron from an atom. The dependence of the ionization energy on the atomic number determines the periodic law of chemical elements, which is assumed to be ...

Photocatalysts show promise in creating self-cleaning surfaces and disinfecting agents

New active photocatalysts based on natural aluminosilicate nanotubes with cadmium sulfide quantum dots

07-Sep-2020 - A joint paper by Kazan Federal University, Boreskov Institute of Catalysis, and Russian Oil and Gas University was published in Chemistry - A European Journal. The team produced and studied new active photocatalysts based on natural aluminosilicate nanotubes with cadmium sulfide quantum dots ...

Mysterious mechanism of graphene oxide formation explained

Comprehensive view on the driving forces of the complex processes occurring during the transformation of graphite into graphene oxide

21-Jul-2020 - A paper by Kazan Federal University appeared in early access in Carbon. Project lead Ayrat Dimiev has been working on this topic since 2012, when he was a part of Professor James Tour's group at Rice University. First results saw light in 2014. That paper, which has amassed 490 citations at this ...

Experiment confirms liquids show properties of solid bodies at microscopic scales

An international paper went out in Physical Review B

15-Jul-2020 - The collaborators are Kazan Federal University, Vereschagin Institute of High Pressure Physics (Russian Academy of Sciences), Queen Mary University of London, Imperial College London, Rutherford Appleton Laboratory, Wuhan University of Technology, and Sichuan University. Co-author, Chair of the ...

Cobalt-based catalysts promise to enhance heavy oil extraction

18-Feb-2020 - Despite the large number of existing reagents, research is ongoing in the world to obtain universal catalysts that are distinguished by their efficiency, low cost and neutral impact on the environment. After conducting laboratory studies, KFU scientists were able to create a new type of reagent ...

Analysis of causality principle for the conductivity of graphene

18-May-2018 - Vladimir Mostepanenko, Chief Research Associate of KFU Cosmology Lab and Pulkovo Astronomical Observatory, explains, "Despite graphene layers' extremely small width, it has proven to be a firm material which conducts electricity even under zero temperatures when density of charge carriers also ...

Mechanism of oxidative unzipping of multiwall carbon nanotubes to graphene nanoribbons

13-Apr-2018 - Graphene, a two-dimensional lattice of carbon atoms, has attracted enormous interest from a broad base of the research community for more than one decade. Graphene nanoribbons (GNRs), narrow strips of graphene, being quasi one-dimensional, possess complementary features relative to their ...

Treated carbon pulls radioactive elements from water

20-Jan-2017 - Researchers at Rice University and Kazan Federal University in Russia have found a way to extract radioactivity from water and said their discovery could help purify the hundreds of millions of gallons of contaminated water stored after the Fukushima nuclear plant accident. They reported that ...

Thermal modification of wood and a complex study of its properties by magnetic resonance

27-May-2016 - Heat treatment has proved to be an effective method of improving some of the useful properties of wood. Recent developments of the technology have allowed to achieve, among other things, increased hydrophobic properties, better elasticity, and improved dimensional stability. The corresponding ...

Clay nanotube-biopolymer composite scaffolds for tissue engineering

02-May-2016 - The fabrication of a prototype tissue having functional properties close to the natural ones is crucial for effective transplantation. Tissue engineering scaffolds are typically used as supports which allow cells to form tissue-like structures essentially required for the correct functioning of ...