Stabilizing Anionic Redox Reactions By Regulating Frontier Orbitals in Cation-Disordered Rock-Salt Oxides

2021 ◽  
Vol MA2021-02 (3) ◽  
pp. 317-317
Author(s):  
Ke Zhou ◽  
Yining Li ◽  
Corsin Battaglia ◽  
Jianjun Liu ◽  
Yong Yang
2020 ◽  
Vol 8 (32) ◽  
pp. 16515-16526 ◽  
Author(s):  
Fushan Geng ◽  
Bei Hu ◽  
Chao Li ◽  
Chong Zhao ◽  
Olivier Lafon ◽  
...  

The cation-disordered rock-salt Li1.2Ti0.4Mn0.4O2 is studied by solid-state NMR and electron paramagnetic resonance (EPR) spectroscopy during the first cycle. The anionic redox and structural degradation mechanism are discussed.


2020 ◽  
Vol 354 ◽  
pp. 136630
Author(s):  
Motoyuki Hamaguchi ◽  
Hiroyoshi Momida ◽  
Ayuko Kitajou ◽  
Shigeto Okada ◽  
Tamio Oguchi
Keyword(s):  

2018 ◽  
Vol 47 (9) ◽  
pp. 3112-3118 ◽  
Author(s):  
E. Adamczyk ◽  
E. Anger ◽  
M. Freire ◽  
V. Pralong

Chemical redox reactions are extremely efficient to prepare fully reduced or oxidized phases that are formed during the topotactic insertion/extraction of alkaline ions. Moreover, these phases show new ordered or disordered Rock Salt type structures.


1997 ◽  
Vol 161 ◽  
pp. 437-442
Author(s):  
Salvatore Di Bernardo ◽  
Romana Fato ◽  
Giorgio Lenaz

AbstractOne of the peculiar aspects of living systems is the production and conservation of energy. This aspect is provided by specialized organelles, such as the mitochondria and chloroplasts, in developed living organisms. In primordial systems lacking specialized enzymatic complexes the energy supply was probably bound to the generation and maintenance of an asymmetric distribution of charged molecules in compartmentalized systems. On the basis of experimental evidence, we suggest that lipophilic quinones were involved in the generation of this asymmetrical distribution of charges through vectorial redox reactions across lipid membranes.


2020 ◽  
Vol 16 (3) ◽  
pp. 265-283
Author(s):  
Kyriaki Hatziagapiou ◽  
George I. Lambrou

Background: Reactive oxygen species and reactive nitrogen species, which are collectively called reactive oxygen nitrogen species, are inevitable by-products of cellular metabolic redox reactions, such as oxidative phosphorylation in the mitochondrial respiratory chain, phagocytosis, reactions of biotransformation of exogenous and endogenous substrata in endoplasmic reticulum, eicosanoid synthesis, and redox reactions in the presence of metal with variable valence. Among medicinal plants there is a growing interest in Crocus sativus L. It is a perennial, stemless herb, belonging to Iridaceae family, cultivated in various countries such as Greece, Italy, Spain, Israel, Morocco, Turkey, Iran, India, China, Egypt and Mexico. Objective: The present study aims to address the anti-toxicant role of Crocus sativus L. in the cases of toxin and drug toxification. Materials and Methods: An electronic literature search was conducted by the two authors from 1993 to August 2017. Original articles and systematic reviews (with or without meta-analysis), as well as case reports were selected. Titles and abstracts of papers were screened by a third reviewer to determine whether they met the eligibility criteria, and full texts of the selected articles were retrieved. Results: The authors focused on literature concerning the role of Crocus Sativus L. as an anti-toxicant agent. Literature review showed that Saffron is a potent anti-toxicant agent with a plethora of applications ranging from anti-oxidant properties, to chemotherapy protective effects. Conclusion: Literature findings represented in current review herald promising results for using Crocus Sativus L. and/or its active constituents as anti-toxicant, chemotherapy-induced protection and toxin protection.


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