Results 21 to 30 of about 179,442 (256)

The Synthesis of a π-Extended Tetrathiafulvalene Porphyrin for MOF Formation and Use in Solar Cells [PDF]

open access: yes, 2018
With the purpose of creating a conjugated system for potential experiments in solar cell applications, the first π-extended TTF (ExTTF) porphyrin with a functionalizable handle (carboxylic ester) was synthesized. The overall yield was 0.249%.
Lucas, Alec
core   +1 more source

Immobilized photosensitizers for antimicrobial applications [PDF]

open access: yes, 2015
Photodynamic antimicrobial chemotherapy (PACT) is a very promising alternative to conventional antibiotics for the efficient inactivation of pathogenic microorganisms; this is due to the fact that it is virtually impossible for resistant strains to ...
Boyle, Ross W.   +2 more
core   +1 more source

Chiral porphyrin assemblies

open access: yesAggregate, 2023
Porphyrins are among the most important macrocycles because they perform many essential functions in living systems and serve as building blocks in many functional materials. Incorporating the chirality into porphyrins can aid biomimetic research and the
Li Zhang   +3 more
doaj   +1 more source

An investigation of the roles furan versus thiophene π-bridges play in donor–π-acceptor porphyrin based DSSCs [PDF]

open access: yes, 2018
Dye-sensitized solar cells (DSSCs) continue to attract interest due to their lower cost production compared to silicon based solar cells and their improving power conversion efficiencies. Porphyrin-based sensitizers have become an important sub-class due
Abdalhadi, Saifaldeen M.   +7 more
core   +1 more source

Altering the Coordination of Iron Porphyrins by Ionic Liquid Nanodomains in Mixed Solvent Systems [PDF]

open access: yes, 2017
The solvent environment around iron porphyrin complexes was examined using mixed molecular/RTIL (room temperature ionic liquid) solutions. The formation of nanodomains in these solutions provides different solvation environments for substrates that could
Atifi   +56 more
core   +2 more sources

Reactions of HNO with Metal Porphyrins: Underscoring the Biological Relevance of HNO [PDF]

open access: yes, 2014
Azanone (1 HNO, nitroxyl) shows interesting yet poorly understood chemical and biological effects. HNO has some overlapping properties with nitric oxide (NO), sharing its biological reactivity toward heme proteins, thiols, and oxygen.
Bikiel, Damian Ezequiel   +4 more
core   +1 more source

Electron-transport properties of ethyne-bridged diphenyl zinc-porphyrin molecules

open access: yes, 2015
We investigate the electron-transport properties of ethyne-bridged diphenyl zinc-porphyrin molecules suspended between gold (111) electrodes by first-principles calculations within the framework of density functional theory.
Nguyen, Huy Duy, Ono, Tomoya
core   +1 more source

meso-5,15-Bis[3-(isopropylidenegalactopyranoxy)phenyl]-10,20-bis(4-methylphenyl)porphyrin

open access: yesIUCrData
The crystal structure of a glycosylated porphyrin (P_Gal2) system, C70H70N4O12, where two isopropylidene protected galactose moieties are attached to the meso position of a substituted tetraaryl porphyrin is reported.
Mickey Vinodh   +2 more
doaj   +1 more source

Porphyrin-Based Covalent Organic Frameworks: Design, Synthesis, Photoelectric Conversion Mechanism, and Applications

open access: yesBiomimetics, 2023
Photosynthesis occurs in high plants, and certain organisms show brilliant technology in converting solar light to chemical energy and producing carbohydrates from carbon dioxide (CO2).
Xiaoyu Li   +5 more
doaj   +1 more source

Potential Driven Non-Reactive Phase Transitions of Ordered Porphyrin Molecules on Iodine-Modified Au(100): An Electrochemical Scanning Tunneling Microscopy (EC-STM) Study [PDF]

open access: yes, 2018
The modelling of long-range ordered nanostructures is still a major issue for the scientific community. In this work, the self-assembly of redox-active tetra(N-methyl-4-pyridyl)-porphyrin cations (H2TMPyP) on an iodine-modified Au(100) electrode surface ...
Blanco, Mat\uedas   +3 more
core   +1 more source

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