Results 121 to 130 of about 17,342 (289)

Correction to Ring-Opening Reactions of Difluoro(methylene)cyclopropanes with Halogens and Amines

open access: yes, 2016
Correction to Ring-Opening Reactions of Difluoro(methylene)cyclopropanes with Halogens and ...
Ji-Chang Xiao (1457842)   +2 more
core   +1 more source

A Novel Approach Based on Acceptor–Donor–Acceptor Type Molecules Enhances the Therapeutic Efficacy and Safety of Photothermal Therapy for Osteosarcoma

open access: yesAdvanced Science, EarlyView.
Jin et al. developed IEICO‐F nanoparticles with enhanced photothermal conversion efficiency via optimized push‐pull effect. Under 808 nm laser, these nanoparticles effectively generated heat to kill osteosarcoma cells and exhibited significant tumor suppression in vivo. Therefore, this novel A‐D‐A type molecule‐based photothermal therapy strategy holds
Zhijian Jin   +9 more
wiley   +1 more source

Decoupling Intrinsic Molecular Efficacy From Platform Effects: An Interpretable Machine Learning Framework for Unbiased Perovskite Passivator Discovery

open access: yesAdvanced Science, EarlyView.
This study establishes an interpretable machine learning framework that disentangles the intrinsic molecular efficacy of passivators from experimental platform effects—enabling unbiased, high‐throughput discovery of effective perovskite surface modifiers.
Jing Zhang   +5 more
wiley   +1 more source

Trace Analysis of Halogens by Neutron Activation

open access: yes, 1965
A procedure was developed by which trace quantities of chlorine, bromine, iodine, tellurium, and uranium could be quantitatively determined simultaneously in a single meteorite sample. Meteoritic material was irradiated with thermal neutrons.
Allen, Ralph O., Jr.
core  

Analysis of intermolecular interactions involving halogens in substituted benzanilides

open access: yes, 2005
Crystal structures of halogen-substituted benzanilides have been analyzed in terms of weak interactions involving halogens. The four compounds namely 3-fluoro-N-(3-hydroxyphenyl)benzamide, 3-chloro-N-(3-hydroxyphenyl)benzamide, 3-fluoro-N-(4-methylphenyl)
Chopra, D., Guru Row, T. N.
core   +1 more source

Atroposelective Construction of Axially Chiral Tetraarylethenes Via NHC‐Catalyzed Desymmetrization

open access: yesAdvanced Science, EarlyView.
We report the first NHC‐catalyzed atroposelective synthesis of axially chiral TAEs via oxidative desymmetrization of prochiral TAE dialdehydes. This catalytic strategy operates under mild conditions and accommodates a broad range of phenolic and nitrogen nucleophiles, delivering diverse axially chiral TAEs in good yields and up to 99% ee.
Yang‐Ze Zheng   +6 more
wiley   +1 more source

Atmospheric transoformation of elemental mercury upon reactions with halogens

open access: yes, 2003
Rapid depletions of atmospheric mercury (Hg$^0$) and ozone have recently been observed in several regions of high-and sub-Arctic, as well as Antarctica.
A. Ryzhkov, P.A. Ariya
core   +1 more source

Trifunctional Kinetic Regulation Enables Low‐Defect Solution Grown Single Crystals for X‐Ray Detection

open access: yesAdvanced Science, EarlyView.
This work presents a molecular‐level kinetic regulation strategy employing iodoacetic acid (IAA) to simultaneously suppress point defects and solvent inclusion in solution‐grown Cs4PbI6 single crystals. The obtained crystals demonstrate significantly enhanced charge transport properties, enabling X‐ray detectors with high sensitivity, low noise, and ...
Hui Zhang   +9 more
wiley   +1 more source

Halogen modified organic porous semiconductors in photocatalysis: mechanism, synthesis, and application

open access: yesAdvanced Powder Materials
Photocatalysis is considered as the promising energy conversion way to resolve the issues of energy crisis and environmental pollution. As the key point of the photocatalysis, the photocatalyst determines the final conversion efficiency from solar ...
Yue Yang   +4 more
doaj   +1 more source

Photocatalytic Synthesis of Pentafluorosulfanyl Ketones, Acetals, and BCP Motifs Utilizing SF6

open access: yesAdvanced Science, EarlyView.
A photocatalytic single electron reduction strategy is reported for the activation and valorization of sulfur hexafluoride (SF6), a potent greenhouse gas. Under mild conditions, SF6 is reduced to generate pentafluorosulfanyl (SF5) radicals, enabling direct access to pentafluorosulfanyl ketones, acetals, and BCP motifs.
Chen‐Hui Jiang   +11 more
wiley   +1 more source

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