Search Results - "Dalapati, Sasanka"
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Highly Emissive Covalent Organic Frameworks
Published in Journal of the American Chemical Society (11-05-2016)“…Highly luminescent covalent organic frameworks (COFs) are rarely achieved because of the aggregation-caused quenching (ACQ) of π–π stacked layers. Here, we…”
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Covalent Organic Frameworks: Design, Synthesis, and Functions
Published in Chemical reviews (26-08-2020)“…Covalent organic frameworks (COFs) are a class of crystalline porous organic polymers with permanent porosity and highly ordered structures. Unlike other…”
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Luminescent Porous Polymers Based on Aggregation-Induced Mechanism: Design, Synthesis and Functions
Published in Small (Weinheim an der Bergstrasse, Germany) (01-12-2016)“…Enormous research efforts are focusing on the design and synthesis of advanced luminescent systems, owing to their diverse capability in scientific studies and…”
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A Thiadiazole-Based Covalent Organic Framework: A Metal-Free Electrocatalyst toward Oxygen Evolution Reaction
Published in ACS catalysis (15-05-2020)“…Covalent organic frameworks (COFs) have attracted surging interest lately due to their wide potential in several frontline application areas like gas storage,…”
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High‐Precision Size Recognition and Separation in Synthetic 1D Nanochannels
Published in Angewandte Chemie International Edition (28-10-2019)“…Covalent organic frameworks (COFs) allow elaborate manufacture of ordered one‐dimensional channels in the crystal. We defined a superlattice of COFs by…”
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Proton Transfer Assisted Charge Transfer Phenomena in Photochromic Schiff Bases and Effect of –NEt2 Groups to the Anil Schiff Bases
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (15-11-2012)“…Photochromic Schiff bases 5-diethylamino-2-[(4-diethylamino-benzylidene)-hydrazonomethyl]-phenol (DDBHP) and N,N′-bis(4-N,N-diethylaminosalisalidene) hydrazine…”
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Two-Dimensional Tetrathiafulvalene Covalent Organic Frameworks: Towards Latticed Conductive Organic Salts
Published in Chemistry : a European journal (03-11-2014)“…The construction of a new class of covalent TTF lattice by integrating TTF units into two‐dimensional covalent organic frameworks (2D COFs) is reported. We…”
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Highly selective and sensitive fluorescence reporter for toxic Hg(II) ion by a synthetic symmetrical azine derivative
Published in Sensors and actuators. B, Chemical (20-10-2011)“…A symmetrical azine derivative, N,N′-Bis(imidazo[1,2-a]pyridine-2-ylmethylene hydrazine (sensor L) has been synthesized and its fluorescence sensing potential…”
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Charge Up in Wired Covalent Organic Frameworks
Published in ACS central science (28-09-2016)Get full text
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Spectral properties of a simple azine Schiff base and its sensing ability towards protic environment through hydrogen bonding interaction
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (01-11-2013)“…[Display omitted] •Fluorosensor for protic solvents by a simple azine linkage containing Schiff base.•“Fluorescent off” in aprotic solvents and “Fluorescence…”
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Fluorescent chemosensor for Zn(II) ion by ratiometric displacement of Cd(II) ion: A spectroscopic study and DFT calculation
Published in Journal of photochemistry and photobiology. A, Chemistry. (15-06-2012)“…[Display omitted] ► Metal ion induced fluorescence enhancement of reduced Schiff base receptor. ► Zn2+ and Cd2+ metal ion fluorosensor. ► Ratiometric…”
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Colorimetric “Naked-eye” Highly Selective Detection of Cu(II) Ion by a Simple Chemosensor: An Experimental and Theoretical Modeling
Published in Chemistry letters (05-03-2011)“…The selectivity and sensitivity of N,N′-bis(4-diethylaminosalicylidene)hydrazine (sensor 1) toward Cu2+ ion have been established both by distinct “naked-eye”…”
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An Azine-Linked Covalent Organic Framework
Published in Journal of the American Chemical Society (20-11-2013)“…Condensation of hydrazine with 1,3,6,8-tetrakis(4-formylphenyl)pyrene under solvothermal conditions yields highly crystalline two-dimensional covalent…”
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Non‐Fluorinated and Robust Superhydrophobic Modification on Covalent Organic Framework for Crude‐Oil‐in‐Water Emulsion Separation
Published in Angewandte Chemie International Edition (10-10-2022)“…Covalent organic frameworks (COFs) having high specific surface area, tunable pore size and high crystallinity are mostly post modified following…”
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Anion recognition by simple chromogenic and chromo-fluorogenic salicylidene Schiff base or reduced-Schiff base receptors
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (14-08-2014)“…[Display omitted] •Structurally simple Schiff bases or reduced Schiff bases beneficial for selective anion recognition.•Receptor and anions weak interaction…”
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Naked-eye detection of F − and AcO − ions by Schiff base receptor
Published in Journal of fluorine chemistry (01-08-2011)“…A Schiff base N, N′-bis(5-nitro-salicylidene)-1,2-phenylenediamine ( 2) can recognized biologically important F − and AcO − ion. The recognition properties…”
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Rational design of crystalline supermicroporous covalent organic frameworks with triangular topologies
Published in Nature communications (16-07-2015)“…Covalent organic frameworks (COFs) are an emerging class of highly ordered porous polymers with many potential applications. They are currently designed and…”
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Excited State Intramolecular Charge Transfer Suppressed Proton Transfer Process in 4‑(Diethylamino)-2-hydroxybenzaldehyde
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (30-05-2013)“…In this work, we report intramolecular charge transfer (ICT) suppressed excited state intramolecular proton transfer (ESIPT) process in…”
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Metformin‐Templated Nanoporous ZnO and Covalent Organic Framework Heterojunction Photoanode for Photoelectrochemical Water Oxidation
Published in ChemSusChem (07-01-2021)“…Photoelectrochemical water‐splitting offers unique opportunity in the utilization of abundant solar light energy and water resources to produce hydrogen…”
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Binding interaction between plasma protein bovine serum albumin and flexible charge transfer fluorophore: A spectroscopic study in combination with molecular docking and molecular dynamics simulation
Published in Journal of photochemistry and photobiology. A, Chemistry. (01-03-2012)“…[Display omitted] ► Interaction of small fluorophore with plasma protein BSA studied spectroscopically. ► FRET from tryptophan of BSA to probe. ► molecular…”
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