Results 61 to 70 of about 1,194,003 (337)

NX⋯Y halogen bonds. Comparison with NH⋯Y H-bonds and CX⋯Y halogen bonds

open access: yesPhysical Chemistry Chemical Physics, 2016
Quantum calculations examine how the NH⋯Y H-bond compares to the equivalent NX⋯Y halogen bond, as well as to comparable CH/CX donors.
Nepal, Binod, Scheiner, Steve
openaire   +5 more sources

Hydrogen bonding vs. halogen bonding: the solvent decides [PDF]

open access: yesChemical Science, 2017
Choice of solvent is used to direct the formation of either hydrogen bonds or halogen bonds in competitive self-assembly.
Craig. C. Robertson   +5 more
openaire   +5 more sources

Advanced Flame Retardant Strategies and Fire Performance Assessment for Safer Photovoltaics in Buildings: A Two‐Part Review

open access: yesAdvanced Functional Materials, EarlyView.
The integration of photovoltaic (PV) systems into building structures introduces distinct fire risks with critical implications for occupant safety. This review examines the key fire hazards associated with PV implementation and explores mitigation strategies, including flame‐retardant additives.
Florian Ollagnon   +7 more
wiley   +1 more source

A comparative evaluation of the shear bond strength of five different orthodontic bonding agents polymerized using halogen and light-emitting diode curing lights: An in vitro investigation

open access: yesIndian Journal of Dental Research, 2011
Purpose: With the introduction of photosensitive (light-activated) restorative materials in orthodontics, various methods have been suggested to enhance the polymerization of the materials used, including use of more powerful light curing devices.
Sujoy Banerjee, Rajlakshmi Banerjee
doaj   +1 more source

Halogen-Bonding-Driven Self-Assembly of Solvates of Tetrabromoterephthalic Acid

open access: yesCrystals, 2021
Halogen bonding is one of the most interesting noncovalent attractions capable of self-assembly and recognition processes in both solution and solid phase.
Nucharee Chongboriboon   +5 more
doaj   +1 more source

Halogen bonding (X‐bonding): A biological perspective [PDF]

open access: yesProtein Science, 2012
AbstractThe concept of the halogen bond (or X‐bond) has become recognized as contributing significantly to the specificity in recognition of a large class of halogenated compounds. The interaction is most easily understood as primarily an electrostatically driven molecular interaction, where an electropositive crown, or σ‐hole, serves as a Lewis acid ...
Matthew R, Scholfield   +3 more
openaire   +2 more sources

Cryo‐EM of Rationally Designed Photosystem I Nanoassembly on Graphene Validates Orientation‐Driven Enhancement of Photocatalytic Performance

open access: yesAdvanced Functional Materials, EarlyView.
The first cryo‐EM visualization and quantification of oriented Photosystem I (PSI) on single‐layer graphene is reported. Domain‐specific covalent anchoring of PSI, with the reducing side of the biophotocatalyst toward graphene, promotes three‐fold higher anodic photocurrent generation compared to a randomly physisorbed counterpart. This approach allows
Miriam Izzo   +6 more
wiley   +1 more source

Halogen Bonding Involving CO and CS with Carbon as the Electron Donor

open access: yesMolecules, 2017
MP2/aug’-cc-pVTZ calculations have been carried out to investigate the halogen-bonded complexes formed when CO and CS act as electron-pair donors through C to ClF, ClNC, ClCl, ClOH, ClCN, ClCCH, and ClNH2.
Janet E. Del Bene   +2 more
doaj   +1 more source

Electrostatics and polarization determine the strength of the halogen bond: a red card for charge transfer

open access: yesJournal of Molecular Modeling, 2019
A series of 20 halogen bonded complexes of the types R–Br•••Br− (R is a substituted methyl group) and R´–C≡C–Br•••Br− are investigated at the M06-2X/6–311+G(d,p) level of theory.
T. Brinck, André Nyberg Borrfors
semanticscholar   +1 more source

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