نتایج جستجو برای: b12n12 nanocage

تعداد نتایج: 252  

Journal: :Angewandte Chemie 2007
Hengquan Yang Lei Zhang Lin Zhong Qihua Yang Can Li

The solid catalyst with high catalytic activity and enantioselectivity in the hydrolytic kinetic resolution (HKR) of epoxides was prepared by confining Co(Salen) in the nanocage of SBA-16 through reducing the pore entrance size using a silylation method. It was found that the activity of the solid catalysts increased with the number of [Co(Salen)] molecules per nanocage increasing, and the soli...

Journal: :Chemical communications 2008
Michael Mastalerz

A simple approach by reversible imine condensation to shape-persistent endo-functionalised nanocage compounds is presented.

Journal: :Chemistry 2014
Teresa Demeritte Zhen Fan Sudarson Sekhar Sinha Jinsong Duan Ruth Pachter Paresh C Ray

Second harmonic generation (SHG) imaging using near infrared laser light is the key to improving penetration depths, leading to biological understanding. Unfortunately, currently SHG imaging techniques have limited capability due to the poor signal-to-noise ratio, resulting from the low SHG efficiency of available dyes. Targeted tumor imaging over nontargeted tissues is also a challenge that ne...

2014
Giovanni Pascarella Dejan Lazarevic Charles Plessy Nicolas Bertin Altuna Akalin Christina Vlachouli Roberto Simone Geoffrey J. Faulkner Silvia Zucchelli Jun Kawai Carsten O. Daub Yoshihide Hayashizaki Boris Lenhard Piero Carninci Stefano Gustincich

By coupling laser capture microdissection to nanoCAGE technology and next-generation sequencing we have identified the genome-wide collection of active promoters in the mouse Main Olfactory Epithelium (MOE). Transcription start sites (TSSs) for the large majority of Olfactory Receptors (ORs) have been previously mapped increasing our understanding of their promoter architecture. Here we show th...

Journal: :journal of physical and theoretical chemistry 0
mehrnoosh khaleghian department of chemistry, islamshahr branch, islamic azad university, islamshahr, iran fatemeh azarakhshi department of chemistry, varamin-pishva branch, islamic azad university, varamin, iran masoome sheikhi department of chemistry, gorgan branch, islamic azad university, gorgan, iran

to investigate non-bonded interaction of phenanthrene and bn nanostructure, geometric structure of phenanthrene and b12n12 nano-ring with b3lyp method and 6-31g* basis set are optimized by using ab initio gaussian quantum chemical package. the main purpose of this study was to evaluate changes of electronic properties of aromatic compound in presences nano ring field. therefore reactivity and s...

Adsorption of cyanogen molecule on the surface of pristine and Sc-doped B12N12 nanocage is scrutinized using at DFT calculations to investigating its potential as chemical nanosensors. The results show that cyanogen is weakly adsorbed on the pristine B12N12 and consequently its electrical properties are changed insignificantly. In order to improve the...

Betty Mohasseb Maryam Gholizadeh Arashti Mohammad Reza Jalali Sarvestani,

In this research, IR and frontier molecular orbital (FMO) computations were employed for investigating the performance of B12N12 as a novel recognition element for fabrication of quetiapine thermal and electrochemical sensors. All of the computations were done by density functional theory method in the B3LYP/6-31G(d) level of theory and in the aqueous ph...

Journal: :international journal of bio-inorganic hybrid nanomaterials 0

to determine the non-bonded interaction energies between naphthalene and b12n12 nano ring in different orientations and distances, geometry of molecules with b3lyp method and 6-31g* basis set optimized. also reactivity and stability of naphthalene alone and in the presence b12n12 nano ring checked. then calculated the nbo, nmr, freq, nics and muliken charge of naphthalene atoms alone and in the...

Journal: :Dalton transactions 2008
Yang Liu Xiao Wu Cheng He Rong Zhang Chunying Duan

A truncated octahedral nanocage containing amide and quinoline groups has been synthesized as an artificial chemosensor for selectively fluorescent detection of uridine over other RNA-based nucleosides.

DFT calculations were used to investigate adsorptionof  F-, Cl-, Li+ and Na+ ions on the exterior surface of Mg12O12 nanocage in the gas phase and water media. The most favorite position for adsorption of the studied anions and cations are atop of Mg and O atoms of Mg12O12, respectively. The strongest intera...

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