Results 31 to 40 of about 169,457 (393)

Possibility to realize spin-orbit-induced correlated physics in iridium fluorides [PDF]

open access: yes, 2017
Recent theoretical predictions of "unprecedented proximity" of the electronic ground state of iridium fluorides to the SU(2) symmetric $j_{\mathrm{eff}}=1/2$ limit, relevant for superconductivity in iridates, motivated us to investigate their crystal and
Efimenko, A.   +8 more
core   +2 more sources

Iridium Corroles Exhibit Weak Near-Infrared Phosphorescence but Efficiently Sensitize Singlet Oxygen Formation. [PDF]

open access: yes, 2020
Six-coordinate iridium(III) triarylcorrole derivatives, Ir[TpXPC)]L2, where TpXPC = tris(para-X-phenyl)corrole (X = CF3, H, Me, and OCH3) and L = pyridine (py), trimethylamine (tma), isoquinoline (isoq), 4-dimethylaminopyridine (dmap), and 4-picolinic ...
Borisov, Sergey M   +3 more
core   +2 more sources

A phase III randomized-controlled, single-blind trial to improve quality of life with stereotactic body radiotherapy for patients with painful bone metastases (ROBOMET)

open access: yesBMC Cancer, 2019
Background Bone metastases represent an important source of morbidity in cancer patients, mostly due to severe pain. Radiotherapy is an established symptomatic treatment for painful bone metastases, however, when conventional techniques are used, the ...
Carole Mercier   +7 more
doaj   +1 more source

Chemiluminescent 1,2-Dioxetane Iridium Complexes for Near-Infrared Oxygen Sensing.

open access: yesAngewandte Chemie, 2022
Chemiluminescent iridium-based sensors which demonstrate oxygen-dependent responses have been developed. The molecular probes, named IrCL-1 , IrCL-2 and IrCL-3 consist of oxygen sensitive iridium complexes attached to a spiroadamantane 1,2-dioxetane and ...
Husain N Kagalwala   +4 more
semanticscholar   +1 more source

Sol‐Gel‐Syntheses and Structural as well as Electrical Characterizations of Anatase‐ and Rutile‐Type Solid Solutions in the System IrO2−TiO2

open access: yesChemistryOpen, 2023
This paper describes solid solutions in the quasibinary oxide system iridium‐titanium IrO2−TiO2 with rutile and anatase crystal structures. Based on X‐ray diffraction evaluations using Rietveld refinements, changes of lattice parameters were determined ...
Dr. Daniel Reichert   +1 more
doaj   +1 more source

Rapid SABRE Catalyst Scavenging Using Functionalized Silicas

open access: yesMolecules, 2022
In recent years the NMR hyperpolarisation method signal amplification by reversible exchange (SABRE) has been applied to multiple substrates of potential interest for in vivo investigation.
Thomas B. R. Robertson   +2 more
doaj   +1 more source

Increasing Iridium Oxide Activity for the Oxygen Evolution Reaction with Hafnium Modification.

open access: yesJournal of the American Chemical Society, 2021
Synthesis and implementation of highly active, stable, and affordable electrocatalysts for the oxygen evolution reaction (OER) is a major challenge in developing energy efficient and economically viable energy conversion devices such as electrolyzers ...
Fang Zhao   +8 more
semanticscholar   +1 more source

ChemInform Abstract: Iridium‐Catalyzed Arylative Cyclization of Alkynones by 1,4‐Iridium Migration. [PDF]

open access: yesChemInform, 2014
Abstract1,4‐Metal migrations enable the remote functionalization of CH bonds, and have been utilized in a wide variety of valuable synthetic methods. The vast majority of existing examples involve the 1,4‐migration of palladium or rhodium. Herein, the stereoselective synthesis of complex polycycles by the iridium‐catalyzed arylative cyclization of ...
Benjamin M. Partridge   +5 more
openaire   +5 more sources

Iridium anomaly in the cretaceous-paleogene boundary at Højerup (Stevns Klint, Denmark) and Woodside Creek (New Zealand): The question of an enormous proportion of extraterrestrial component [PDF]

open access: yesJournal of the Serbian Chemical Society, 2012
The Cretaceous-Paleogene boundary clays at Højerup and Woodside Creek show anomalous enrichments of iridium compared with the marine sedimentary rocks.
Premović Pavle I.   +2 more
doaj   +1 more source

A catalytic cycle for oxidation of tert-butyl methyl ether by a double C−H activation-group transfer process [PDF]

open access: yes, 2008
A square-planar, iridium(I) carbene complex is shown to effect atom and group transfer from nitrous oxide and organic azides, releasing the corresponding formate or formimidate and an iridium(I)−dinitrogen adduct.
Grubbs, Robert H., Whited, Matthew T.
core   +2 more sources

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