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28 007 (0,111s)

Výsledek výzkumu

Ba6(MN4)N2–x (M = MoVI/TaV), a Subvalent Nitridometalate with Perovskite-like Crystal Structure

subvalent compounds. The nitrogen atom position centering the [Ba6N] octahedra is underoccupied. Band structure calculations corroborate the subvalent character of the compound and the two individual anionic struc...

Condensed matter physics (including formerly solid state physics, supercond.)

  • 2019
  • Jimp
  • Odkaz
Výsledek výzkumu

Synthesis of N→Ga Coordinated Gallium(II)–Gallium(II) Compounds

Synthesis of the N -> Ga coordinated gallium(II)-gallium(II) compounds containing the N,C,N-chelating ligand L [L: {2,6-(Me2NCH2)(2)C6H3}(-)] is reported. Attempts to stabilize the subvalent digallene [LGa](2) by reduction of [L(...

Inorganic and nuclear chemistry

  • 2018
  • Jimp
  • Odkaz
Výsledek výzkumu

Reactive Dimerization of an N-Heterocyclic Plumbylene: C−H Activation with PbII

The N-heterocyclic plumbylene [Fe{(eta(5)-C5H4)NSiMe3}(2)Pb:] is in equilibrium with an unprecedented dimer in solution, whose formation involves the cleavage of a strong C-H bond and concomitant formation of a Pb-C and an N-H bond. According to a me...

Inorganic and nuclear chemistry

  • 2019
  • Jimp
  • Odkaz
Výsledek výzkumu

High-Frequency 13C and 29Si NMR Chemical Shifts in Diamagnetic Low-Valence Compounds of TlI and PbII: Decisive Role of Relativistic Effects

orbital subspaces in the subvalent TlI and PbII compounds. New NMR spectral regions for these compounds are suggested based on the fully relativistic density functional theory for diamagnetic compounds of the main...

CA - Anorganická chemie

  • 2016
  • Jx
  • Odkaz
Výsledek výzkumu

High-Frequency C-13 and Si-29 NMR Chemical Shifts in Diamagnetic Low-Valence Compounds of TII and Pb-II: Decisive Role of Relativistic Effects

in the subvalent TII and Pb-II compounds. New NMR spectral regions for these compounds for diamagnetic compounds of the main group elements. The origin of the vast spin-orbit......

CF - Fyzikální chemie a teoretická chemie

  • 2016
  • Jx
  • Odkaz
Výsledek výzkumu

Organic contaminants in vegetables

One of the most inmportant group of contaminants in food chain are organic compounds. Toxic compounds can be divided into basic groups, natural compounds and exogenic compounds. Review is in the article....

GM - Potravinářství

  • 2011
  • Jx
Výsledek výzkumu

Inovation of chemical wood preservatives on the basis of compounds of boron, chromium, copper and zinc

Review of some anorganic compounds of boron, chromium, copper and zinc soluble in water and useful for wood preservation.

DO - Ochrana krajinných území

  • 2002
  • Jx
Výsledek výzkumu

C,N-chelated group 14 heavier elements compounds as compounds of carbon congeners

C,N-chelated group 14 heavier elements compounds as compounds of carbon congeners was studied...

CA - Anorganická chemie

  • 2006
  • D
Výsledek výzkumu

Model sulfur compound containing nitrogenous compound

The technical solution relates to the sulfur model feedstock containing a nitrogenous compound, which is based on the hydrogenated gas oil containing sulfur compounds in an amount of 100 to 300 mg / kg as well as nitrogen compou...

CI - Průmyslová chemie a chemické inženýrství

  • 2016
  • Fuzit
  • Odkaz
Výsledek výzkumu

To functional-structural characterization of compounds

The study deals with the functional-structural characterization of compounds...

AI - Jazykověda

  • 2007
  • Jx
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