Results 101 to 110 of about 49,863 (262)

Two dimensional crystals in three dimensions: electronic decoupling of single-layered platelets in colloidal nanoparticles

open access: yes, 2018
Two-dimensional crystals, single sheets of layered materials, often show distinct properties desired for optoelectronic applications, such as larger and direct band gaps, valley- and spinorbit effects. Being atomically thin, the low amount of material is
Beal   +43 more
core   +1 more source

On the thermal and thermodynamic (In)stability of methylammonium lead halide perovskites [PDF]

open access: yes, 2016
The interest of the scientific community on methylammonium lead halide perovskites (MAPbX3, X = Cl, Br, I) for hybrid organic-inorganic solar cells has grown exponentially since the first report in 2009.
Brunetti, Bruno   +4 more
core   +1 more source

Conversion of methylamine in a flow reactor and its interaction with NO

open access: hybrid, 2023
Lorena Marrodán   +2 more
openalex   +1 more source

Mechanical Cues Regulate Estrogen and Progesterone‐Induced Nascent ECM Deposition by Human Endometrial Stromal Fibroblasts

open access: yesJournal of Biomedical Materials Research Part A, Volume 114, Issue 2, February 2026.
ABSTRACT The endometrium, the mucosal lining of the uterus, is a highly regenerative tissue that undergoes cyclic remodeling guided by tightly regulated levels of estrogen and progesterone. Stromal cells, including fibroblasts, are embedded within the connective tissue of the endometrium and contribute to the rapidly changing extracellular matrix (ECM).
Grace K. Hinds   +5 more
wiley   +1 more source

2-Ethoxy-6-[(methylimino)methyl]phenol

open access: yesActa Crystallographica Section E, 2010
In the title compound, C10H13NO2, synthesized by the reaction of 2-hydroxy-3-ethoxybenzaldehyde with methylamine, there is an an intramolecular O—H...N hydrogen bond involving the hydroxy substituent and the amino N atom.
Cheng Min Ge   +4 more
doaj   +1 more source

Molecular Enrichment in the Cavity of Hollow Mesoporous Silica Particles: the Effect of the Cavity Size

open access: yesParticle &Particle Systems Characterization, Volume 43, Issue 2, February 2026.
The molecular enrichment in the cavity of hollow mesoporous silica particles is quantitatively investigated. Three different types of particles (spherical, core‐shell, and hollow particles) with comparable sizes are prepared to estimate the molecular concentration in the hollow cavity.
Shin Saito   +6 more
wiley   +1 more source

Reações de 1,2-dicloro-4,5-dinitrobenzeno com aminas: monossubstituição de nitro e dissubstituição de cloro e nitro Reactions of 1,2-dichloro-4,5-dinitrobenzene with amines: monosubstitution of chlorine and disubstitution of chlorine and nitro

open access: yesQuímica Nova, 2007
1,2-dichloro-4,5-dinitrobenzene (DCDNB) reacts with primary and secondary amines, in acetonitrile, at room temperature, to give a monosubstituted nitro product with a yield of 85 to 95%.
Fabrício Gava Menezes   +4 more
doaj   +1 more source

Synthesis and Characterization of Glyco‐Decorated Silsesquioxane‐Metallosalen Complexes

open access: yesChemistrySelect, Volume 11, Issue 5, 5 February 2026.
Glyco‐decorated COSS‐metallosalen complexes were synthesized and characterized. Their metal ion‐dependent D4h or S4 geometry was experimentally verified by single‐crystal X‐ray diffraction using model compounds with the same tetranuclear core. Ribonuclease activity of these complexes was studied, but it remained modest compared to other metal ion‐based
Hanni Haapsaari   +4 more
wiley   +1 more source

Determination of amine compounds in workplace air by ion chromatography

open access: yesZhiye weisheng yu yingji jiuyuan
: Objective To propose an ion chromatography method for determining amine compounds in workplace air, achieving the separation of methylamine, dimethylamine, ethanolamine, and ethylamine in air samples without interference from other chemical ...
SHEN Fei
doaj   +1 more source

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