Results 71 to 80 of about 577,487 (354)

Reducing Open‐Circuit Voltage Losses in Wide‐Bandgap FAPbBr3 Perovskite Solar Cells for Continuous Unassisted Light‐Driven Water Splitting

open access: yesAdvanced Functional Materials, EarlyView.
The combination of formamidinium thiocyanate and 1,3‐propane diammonium iodide for bulk and top‐surface passivation, and a ternary fullerene blend to improve energy band alignment, suppresses energy losses in wide‐bandgap FAPbBr3 perovskite solar cells.
Laura Bellini   +9 more
wiley   +1 more source

Ru(II) and Co(II) Complexes of bis(pyrazolyl)pyridine and pyridine-2,6-dicarboxylic Acid: Synthesis, Photo Physical Studies and Evaluation of Solar Cell Conversion Efficiencies

open access: yesInternational Journal of Electrochemical Science, 2015
We report the synthesis of two nitrogen chelating ligands: 2,6-bis(pyrazolyl)pyridine (L1); 2,6-bis(3,5- dimethylpyrazolyl)pyridine (L2) and their corresponding ruthenium(II) and cobalt(II) complexes formulated as [RuL1L(NCS)2] (C1), [RuL2L(NCS)2] (C2), [
Mathato P. Motaung, Peter A. Ajibade
doaj   +1 more source

Ruthenium Complexes in the Fight against Pathogenic Microorganisms. An Extensive Review

open access: yesPharmaceutics, 2021
The widespread use of antibiotics has resulted in the emergence of drug-resistant populations of microorganisms. Clearly, one can see the need to develop new, more effective, antimicrobial agents that go beyond the explored ‘chemical space’.
Alexandra-Cristina Munteanu   +1 more
doaj   +1 more source

Antibacterial activity of polypiridine arene ruthenium(II) complexes [PDF]

open access: yes, 2021
Few studies concerning antibacterial activity of ruthenium complexes have been published but all of them have been performed on small limited number of strains 1,2. In this study complex 1 ([(η6-toluene)Ru(ppf)Cl]PF6) and complex 2 ([(η6-p-cymene)Ru(ppf)Cl]PF6) where ppf is pyrido[2′,3′:5,6]pyrazino[2,3-f][1,10]phenanthrolinewere investigated as ...
Margetić, Aleksandra   +5 more
openaire   +1 more source

Variable coordination of amine functionalised N-heterocyclic carbene ligands to Ru, Rh and Rr: C-H and N-H activation and catalytic transfer hydrogenation [PDF]

open access: yes, 2011
Chelating amine and amido complexes of late transition metals are highly valuable bifunctional catalysts in organic synthesis, but complexes of bidentate amine–NHC and amido–NHC ligands are scarce.
Arita   +49 more
core   +1 more source

Bimetallic Nanoreactor Activates cGAS‐STING Pathway via mtDNA Release for Cancer Metalloimmunotherapy

open access: yesAdvanced Functional Materials, EarlyView.
A bimetallic Mn–Ca nanoreactor (MCC) is developed as a non‐nucleotide STING nanoagonist for cancer metalloimmunotherapy. MCC induces Ca2+ overload and hydroxyl radical generation, resulting in mitochondrial damage and mtDNA release. The released mtDNA cooperates with Mn2+ to robustly activate cGAS–STING signaling.
Xin Wang Mo   +7 more
wiley   +1 more source

Synthesis and photophysical properties of some conjugated polymers functionalized with ruthenium polypyridine complexes [PDF]

open access: yes, 1998
Symposium J: Electrical, Optical and Magnetic Properties of Organic Solid-State Materials IVA series of conjugated polymers functionalized with different ruthenium polypyridine metal complexes were synthesized by the palladium catalyzed reaction.
Chan, WK, Gong, X, Ng, PK, Ng, WY
core  

Dicarba-closo-dodecarborane-containing half-sandwich complexes of ruthenium, osmium, rhodium and iridium : biological relevance and synthetic strategies [PDF]

open access: yes, 2012
This review describes how the incorporation of dicarba-closo-dodecarboranes into half-sandwich complexes of ruthenium, osmium, rhodium and iridium might lead to the development of a new class of compounds with applications in medicine. Such a combination
Barry, Nicolas P. E., Sadler, P. J.
core   +1 more source

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

Partial Density of States Ligand Field Theory (PDOS-LFT): Recovering a LFT-Like Picture and Application to Photoproperties of Ruthenium(II) Polypyridine Complexes

open access: yes, 2017
Gas phase density-functional theory (DFT) and time-dependent DFT (TD-DFT) calculations are reported for a data base of 98 ruthenium(II) polypyridine complexes.
Amolo, George   +4 more
core   +1 more source

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