Results 121 to 130 of about 1,771,283 (231)

Organic room temperature phosphorescence co‐crystal with reversible acid/base stimulus response

open access: yesSmart Molecules, EarlyView.
This work designed and prepared two stimulus—responsive room temperature phosphorescent co‐crystals named 4,4′‐bipyridine‐1,4‐diiodotetrafluorobenzene (44BD‐DITF) and 44BD‐tetrafluorobenzoic acid (TFBA) with 44BD as the main body and two organic aromatic small molecules DITF and TFBA as the guest.
Chenchen Zhang   +5 more
wiley   +1 more source

Molecular Engineering for Enhancing the Dielectric and Optoelectronic Properties of Antimony Corroles

open access: yesSmall Science, EarlyView.
Molecular engineering of antimony corroles with various β‐substituents and the ability to modulate the oxidation state of the metal ion is employed to demonstrate exceptional optoelectronic properties. The antimony(V) corrole with SCN substituents shows enhanced charge carrier mobility, a high dielectric constant, and a broad absorption range ...
Tanmoy Pain   +7 more
wiley   +1 more source

Derivation of the total twist from Chern-Simons theory [PDF]

open access: yesJ.Knot Theor.Ramifications 5 (1996) 489-515, 1995
The total twist number, which represents the first non-trivial Vassiliev knot invariant, is derived from the second order expression of the Wilson loop expectation value in the Chern-Simons theory. Using the well-known fact that the analytical expression is an invariant, a non-recursive formulation of the total twist based on the evaluation of knot ...
arxiv  

Structural, Hirshfeld surface and theoretical analysis of two conformational polymorphs of N,N′-bis(pyridin-3-ylmethyl)oxalamide [PDF]

open access: green, 2016
Mukesh M. Jotani   +6 more
openalex   +1 more source

Ferrocene‐based Ozonide: [CpFeCpCH2NMe3]O3·1.47 NH3, Synthesis and Crystal Structure Analysis

open access: yesZeitschrift für anorganische und allgemeine Chemie, Accepted Article.
The highly reactive ozonide anion could be stabilized for the first time with a ferrocene‐based cation resulting in the title compound [CpFeCpCH2NMe3]O3·1.47 NH3. The target compound was thoroughly characterized by X‐ray diffraction [P21/c a=1778.33(8) pm, b=811.70(4) pm, c=1111.71(5) pm, β=91.715(2)°, R=0.0325, 40301 reflections].
Jonas R. Schmid   +4 more
wiley   +1 more source

Synthesis and quantum crystallographic evaluation of WYLID: YLID's red rival

open access: yesJournal of Applied Crystallography, EarlyView.
The synthesis and quantum crystallographic analysis of the chemical bonding within WYLID, 2‐(dimethyl‐λ4‐sulfaneylidene)‐[1,2′‐biindenylidene]‐1′,3,3′(2H)‐trione, a condensation product of YLID which is the most widely used calibrant for laboratory diffractometers, is presented.
Florian Meurer   +6 more
wiley   +1 more source

Crystal structure and Hirshfeld surface analysis of 1-carboxy-2-(3,4-dihydroxyphenyl)ethan-1-aminium bromide 2-ammonio-3-(3,4-dihydroxyphenyl)propanoate [PDF]

open access: gold, 2016
P. Kathiravan   +5 more
openalex   +1 more source

Exploration of the structure and interactions of 4‐(dimethylamino)‐3‐methylphenyl N‐methylcarbamate (Aminocarb)

open access: yesActa Crystallographica Section C, EarlyView.
The structural and electronic properties of the new Aminocarb crystal structure are discussed herein.Aminocarb [4‐(dimethylamino)‐3‐methylphenyl N‐methylcarbamate, C11H16N2O2], a synthetic pesticide, was crystallized and characterized by single‐crystal and powder X‐ray diffraction.
Oluwatoyin Akerele, Andreas Lemmerer
wiley   +1 more source

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