Results 71 to 80 of about 6,443 (221)

Characterization of Structure, Properties, and Energetic Performance of a 1:1 Ammonium Dinitramide‐3,4‐Diaminofurazan Cocrystal

open access: yesPropellants, Explosives, Pyrotechnics, EarlyView.
Ammonium dinitramide (ADN) and 3,4‐Diaminofurazan (DAF) form a 1:1 energetic cocrystal. We report its crystal structure and spectroscopic signature and evaluate thermal stability, decomposition behavior, hygroscopicity, and combustion properties. Propellant performance calculations benchmark the material against guanylurea dinitramide (GuDN) and ...
Peter Schultz   +2 more
wiley   +1 more source

Machine Learning Accelerates Crystallization for Structure Determination

open access: yesAngewandte Chemie, Volume 138, Issue 25, 15 June 2026.
Single‐crystal X‐ray diffraction (SCXRD) is often constrained by the difficulty of obtaining suitable crystals. Here, a machine learning‐accelerated co‐crystal discovery workflow is established for a crystalline mate strategy that achieves over 95% prediction accuracy and experimentally delivers 114 co‐crystals from 120 candidates.
Cui‐Zhou Luan   +10 more
wiley   +2 more sources

Synthesis and Structure Solution of Ba[SeCN]2

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
The new quasi‐binary selenocyanate Ba[SeCN]2 was synthesized by the reaction of barium hydroxide with ammonium selenocyanate. Its crystal structure was determined from powder X‐ray diffraction (PXRD) data. Additionally, density functional theory (DFT) analysis and Raman spectroscopy were performed.
Alena Shlyaykher   +4 more
wiley   +1 more source

Unzipping the Dimer in Primary Amides by Cocrystallization with Sulfoxides

open access: yesCrystal Growth & Design, 2011
A systematic crystal engineering study was undertaken to investigate how different electronic substituents on the aromatic ring of primary aromatic amides impact the ability of the amide to cocrystallize with dibenzyl sulfoxide. Amides which cocrystallize with dibenzyl sulfoxide form 1:1 cocrystals containing a discrete N–H···O═S supramolecular synthon
Eccles, Kevin S.   +3 more
openaire   +2 more sources

Spatiotemporal dynamics of β‐arrestin‐mediated Src activation in 5‐HT7 receptor signaling pathway

open access: yesThe FEBS Journal, EarlyView.
GPCRs induce distinct cellular responses via G protein‐ or β‐arrestin‐mediated signaling pathways. This study revealed that β‐arrestin‐biased 5‐HT7R ligand induces slow, sustained Src activation, contrasting with transient G protein‐mediated activation.
Hyunbin Kim   +8 more
wiley   +1 more source

CL-20-Based Cocrystal Energetic Materials: Simulation, Preparation and Performance

open access: yesMolecules, 2020
The cocrystallization of high-energy explosives has attracted great interests since it can alleviate to a certain extent the power-safety contradiction.
Wei-qiang Pang   +5 more
doaj   +1 more source

Taming photo-induced oxidation degradation of dihydropyridine drugs through cocrystallization

open access: yes, 2017
Cocrystallization was used as an effective approach to improve the photo-induced stability of dihydropyridine drugs. NFD·INA form I presents superior physicochemical properties compared with NFD itself.
Junjie Bao   +4 more
core   +1 more source

Discovery of a cryptic aminoacidic triad involved in the temperature adaptation of GH1 enzymes

open access: yesThe FEBS Journal, EarlyView.
Cold‐active enzymes retain high catalytic activity at low temperatures but are characterized by thermal instability, a behavior not fully understood. Comparison between a cold‐active GH1 and its mesophilic counterparts highlights the role of a three‐residue motif (W‐M‐F) in conferring structural stability to a mesophilic GH1.
Stefania Digiovanni   +5 more
wiley   +1 more source

Mechanistic insights into HapC: A key enzyme in prodiginine biosynthesis in Hahella chejuensis

open access: yesThe FEBS Journal, EarlyView.
HapC catalyzes prodiginine biosynthesis through coordinated movements of its ATP‐binding, substrate‐binding, and catalytic‐swivel domains. The enzyme shows tolerance toward short‐chain MAP analogs, and docking analyses reveal key residues and structural features underlying its substrate flexibility.
Yueh‐Te Chan   +10 more
wiley   +1 more source

A Thermodynamic Approach for Simultaneous Solvent, Coformer, and Process Optimization of Continuous Cocrystallization Processes

open access: yes, 2022
Model-based optimization of cocrystallization processes involves the simultaneous identification of the optimal coformer and solvent types and the process operating conditions, which should suppress the formation of undesirable solid-state forms.
Richard Lakerveld   +3 more
core   +1 more source

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