Results 91 to 100 of about 334,731 (408)

Modeling solid state stability for speciation: a ten-year long study [PDF]

open access: yes, 2019
Speciation studies are based on fundamental models that relate the properties of biomimetic coordination compounds to the stability of the complexes. In addition to the classic approach based on solution studies, solid state properties have been recently
Buiarelli, Francesca   +5 more
core   +1 more source

Fibrous Pb(II)‐Based Coordination Polymer Operable as a Photocatalyst and Electrocatalyst for High‐Rate, Selective CO2‐to‐Formate Conversion

open access: yesAdvanced Functional Materials, EarlyView.
A coordination polymer [Pb(tadt)]n prepared by a microwave‐assisted solvothermal method selectively reduces CO2 into formate under visible light with a high apparent quantum yield of ≈25% at 400 nm. It can function as a pre‐catalyst, along with conductive Ketjen Black, to form an active PbCO3/Pb3(CO3)2(OH)2 mixture that exhibits a high Faradaic ...
Chomponoot Suppaso   +8 more
wiley   +1 more source

Fe(II)/Et3N-Relay-catalyzed domino reaction of isoxazoles with imidazolium salts in the synthesis of methyl 4-imidazolylpyrrole-2-carboxylates, its ylide and betaine derivatives

open access: yesBeilstein Journal of Organic Chemistry, 2015
A simple approach was developed for the synthesis of methyl 4-imidazolylpyrrole-2-carboxylates from easily available compounds, 5-methoxyisoxazoles and phenacylimidazolium salts under hybrid Fe(II)/Et3N relay catalysis.
Ekaterina E. Galenko   +4 more
doaj   +1 more source

Unraveling Medium-Range Order and Melting Mechanism of ZIF-4 under High Temperature [PDF]

open access: yesarXiv, 2023
Glass formation in Zeolitic Imidazolate Frameworks (ZIFs) has garnered significant attention in the field of Metal-Organic Frameworks (MOFs) in recent years. Numerous works have been conducted to investigate the microscopic mechanisms involved in the melting-quenching process of ZIFs.
arxiv  

Making Photoresponsive Metal–Organic Frameworks an Effective Class of Heterogeneous Photocatalyst

open access: yesAdvanced Functional Materials, EarlyView.
This review summarizes photoresponsive MOFs for photocatalytic applications, focusing on their capacity to enhance light harvesting, charge transfer, and surface reactions. While existing studies provide foundational insights, emerging characterization techniques enable a deeper understanding of photoresponsive MOFs.
Rui Liu   +3 more
wiley   +1 more source

Crystal structure of 2-(1H-imidazol-4-yl)ethanaminium chloride

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
The title molecular salt, C5H10N3+·Cl−, was obtained as by-product in the attempted synthesis of a histamine derivative. The terminal amino group of the starting material is protonated.
Imene Belfilali   +4 more
doaj   +1 more source

Effect of Functional Group on Electrical Switching Behaviour of an Imidazole Derivative in Langmuir-Blodgett Film [PDF]

open access: yesarXiv, 2019
Here we report the design and synthesis of an imidazole derivative namely 1-benzyl-2,4,5-triaryl imidazole and its switching behaviour assembled onto Langmuir-Blodgett films. Monolayer characteristic of imidazole at the air-water interface has been studied by surface pressure vs area per molecule isotherm, hysteresis analysis and insitu Brewster Angle ...
arxiv  

Unveiling the Regulatory Factors for Phase Transitions in Zeolitic Imidazolate Frameworks: A High-Throughout Calculations and Data Mining [PDF]

open access: yesarXiv, 2023
Recently, there have been significant advancements in the study of Metal-Organic Frameworks (MOFs), particularly in the discovery of glassy states in zeolitic imidazolate frameworks (ZIFs), a subset of MOFs. However, the correlation between the glass-forming ability (GFA) of MOFs and their structural characteristics remains poorly understood.
arxiv  

Structural and chemical requirements for histidine phosphorylation by the chemotaxis kinase CheA [PDF]

open access: yes, 2005
The CheA histidine kinase initiates the signal transduction pathway of bacterial chemotaxis by autophosphorylating a conserved histidine on its phosphotransferase domain (P1).
Bilwes, Alexandrine M.   +6 more
core   +1 more source

H2O2‐Generating Advanced Nanomaterials for Cancer Treatment

open access: yesAdvanced Functional Materials, EarlyView.
H2O2‐generating nanoplatforms can exploit tumor redox imbalance for O2 and toxic reactive oxygen species generation, leading to hypoxia reversal, and apoptosis of cancer cells, respectively. This review highlights the mechanisms of these nanoplatforms, including exogenous H₂O₂ delivery, endogenous amplification, and metal peroxides, which leads to ...
Kiyan Musaie   +8 more
wiley   +1 more source

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