Results 51 to 60 of about 84,584 (328)

Halogen Bonding in (Z)-2-Iodocinnamaldehyde

open access: yesMolecules, 2013
Based on the bulkiness of the iodine atom, a non-planar conformation was expected for the title compound. Instead, its molecular structure is planar, as experimentally determined using single crystal X-ray diffraction, and confirmed theoretically by DFT ...
Miriam Rossi   +3 more
doaj   +1 more source

Halogen Bonding in N-Alkyl-3-halogenopyridinium Salts

open access: yesCrystals, 2021
We performed a structural study of N-alkylated halogenopyridinium cations to examine whether choice of the N-substituent has any considerable effect on the halogen bonding capability of the cations.
Luka Fotović, Vladimir Stilinović
doaj   +1 more source

The thiocyanate anion as a polydentate halogen bond acceptor [PDF]

open access: yes, 2010
International audienceCo-crystallisation of the Et4N+ or n-Bu4N+ salts of the thiocyanate anion with o-, m- and p-diodoperfluorobenzene or the sym-trifluorotriiodobenzene allowed for the isolation of six different salts which were structurally ...
Cauliez, Pascal   +4 more
core   +4 more sources

Experimental structure determination of the chemisorbed overlayers of chlorine and iodine on Au{111} [PDF]

open access: yes, 2010
We have performed an experimental structure determination of the ordered p(sqrt[3] x sqrt[3])R30 degrees structures of chlorine and iodine on Au{111} using low-energy electron diffraction (LEED).
Dhanak, V.R., Held, Georg, Zheleva, Z.V.
core   +1 more source

Effect of molecular and electronic structure on the light harvesting properties of dye sensitizers [PDF]

open access: yes, 2007
The systematic trends in structural and electronic properties of perylene diimide (PDI) derived dye molecules have been investigated by DFT calculations based on projector augmented wave (PAW) method including gradient corrected exchange-correlation ...
Acebal P.   +51 more
core   +3 more sources

A solvent-resistant halogen bond [PDF]

open access: yes, 2014
The effect of solvent on the stabilities of complexes involving a single H-bond or halogen-bond (X-bond) has been quantified. Association constants for binary complexes of 4-(phenylazo)phenol, molecular iodine, tetramethylurea and tetramethylthiourea ...
Brammer, L.   +3 more
core   +1 more source

Plecstatin inhibits hepatocellular carcinoma tumorigenesis and invasion through cytolinker plectin

open access: yesMolecular Oncology, EarlyView.
The ruthenium‐based metallodrug plecstatin exerts its anticancer effect in hepatocellular carcinoma (HCC) primarily through selective targeting of plectin. By disrupting plectin‐mediated cytoskeletal organization, plecstatin inhibits anchorage‐dependent growth, cell polarization, and tumor cell dissemination.
Zuzana Outla   +10 more
wiley   +1 more source

Effect of light-curing units in shear bond strength of metallic brackets: an in vitro study

open access: yesJournal of Applied Oral Science, 2010
OBJECTIVES: To determine the influence of the light curing units on the shear bond strength of orthodontic brackets. MATERIAL AND METHODS: Seventy-two premolars were divided into six groups (n=12): Group I: brackets bonded with Transbond and ...
Luciana Borges Retamoso   +3 more
doaj   +1 more source

Influence of an Argon/Silane Atmosphere on the Temperature of a Thermal Plasma

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of a silane‐doped argon atmosphere on the chemical composition and temperature of a thermal nontransferring argon plasma is investigated using optical emission spectroscopy. As a result of the high amount of free electrons resulting from the stepwise ionization and dissociation of the silane molecule, even a silane addition of 0.01 vol ...
Lena Kreie   +4 more
wiley   +1 more source

Halogen bonding enhances nonlinear optical response in poled supramolecular polymers [PDF]

open access: yes, 2015
We demonstrate that halogen bonding strongly enhances the nonlinear optical response of poled supramolecular polymer systems. We compare three nonlinear optical chromophores with similar electronic structures but different bond-donating units, and show ...
Forni A.   +7 more
core   +1 more source

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