Results 11 to 20 of about 6,458 (220)

Preliminary study of metalloporphyrins in some oil shales, red sea, Egypt [PDF]

open access: yesEgyptian Journal of Petroleum, 2017
Occurence and distribution of metalloporphyrins were studied in asphaltene and maltene fractions of some Egyptian oil shales from the main producing mines (Abu-Shegeili, El-Beida, El-Nakheil and Abu-Tundub I, II) in red sea area (Fig.
S.M. El-Sabagh   +3 more
doaj   +2 more sources

Modern Methods for the Sustainable Synthesis of Metalloporphyrins

open access: yesMolecules, 2021
Metalloporphyrins are involved in many and diverse applications that require the preparation of these compounds in an efficient manner, which nowadays, also involves taking into consideration sustainability issues.
Carla Gomes   +2 more
doaj   +2 more sources

Exploring Deep Learning for Metalloporphyrins: Databases, Molecular Representations, and Model Architectures [PDF]

open access: yes, 2022
Metalloporphyrins have been studied as biomimetic catalysts for more than 120 years and have accumulated a large amount of data, which provides a solid foundation for deep learning to discover chemical trends and structure-function relationships. In this
Chengwei, Zhang   +3 more
core   +3 more sources

Photocatalytic redox reactions with metalloporphyrins

open access: yes, 2021
Metalloporphyrinoids are utilized as efficient sensitizers and catalysts in photosynthesis and the reverse reaction that is respiration. Because metalloporphyrinoids show strong absorption in the visible region and redox active, metalloporphyrinoids are ...
이용민, 남원우, Shunichi Fukuzumi
core   +1 more source

Protective effect of metalloporphyrins against cisplatin-induced kidney injury in mice. [PDF]

open access: yesPLoS ONE, 2014
Oxidative and nitrative stress is a well-known phenomenon in cisplatin-induced nephrotoxicity. The purpose of this work is to study the role of two metalloporphyrins (FeTMPyP and MnTBAP), water soluble complexes, in cisplatin-induced renal damage and ...
Hao Pan   +5 more
doaj   +1 more source

The pH Influence on the Water-Splitting Electrocatalytic Activity of Graphite Electrodes Modified with Symmetrically Substituted Metalloporphyrins

open access: yesNanomaterials, 2022
Hydrogen, considered to be an alternative fuel to traditional fossil fuels, can be generated by splitting water molecules into hydrogen and oxygen via the use of electrical energy, in a process whose efficiency depends directly on the employed catalytic ...
Bogdan-Ovidiu Taranu   +1 more
doaj   +1 more source

Metalloporphyrins into Mesoporous Photonic Crystals: Towards Nanostructured Sensing Devices [PDF]

open access: yes, 2019
Metalloporphyrins are molecules capable of optically sensing targets due to their specific reactivity. Shifts in metalloporphyrins spectra are usually in the order of 30 nm, requiring a spectrophotometer for transducing the analyte concentration ...
Nicolás López, Abdala   +4 more
core   +2 more sources

ABOUT THERMAL STABILITY OF BISMUTH(III) IODINE ETIOPORPHYRIN II COMPLEX

open access: yesТонкие химические технологии, 2017
For the first time, a complex of bismuth(III) with iodine and etioporphyrin II is reported. It was prepared by reacting etioporphyrin II and bismuth(III) iodide in pyridine in Ar atmosphere.
D. V. Golubev   +2 more
doaj   +1 more source

Porphyrins and Metalloporphyrins Combined with N-Heterocyclic Carbene (NHC) Gold(I) Complexes for Photodynamic Therapy Application: What Is the Weight of the Heavy Atom Effect?

open access: yesMolecules, 2022
The photophysical properties of two classes of porphyrins and metalloporphyrins linked to N-heterocyclic carbene (NHC) Au(I) complexes have been investigated by means of density functional theory and its time-dependent extension for their potential ...
Stefano Scoditti   +4 more
doaj   +1 more source

Structure relationship of metalloporphyrins in inhibiting the aggregation of hIAPP

open access: yes, 2021
Metalloporphyrins (FeTBAP, MnTBAP, FeTMPyP and MnTMPyP) have been proposed as effective therapeutic agents in ONOO−-related disease including type 2 diabetes (T2D).
Yin, Xiaoying (author)   +4 more
core   +1 more source

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