Browsing Waterloo Institute for Nanotechnology by Title
Now showing items 24-43 of 193
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Calibration of a Lattice Model for High-Molecular-Weight Block Copolymer Melts
(AIP, 2019-05-06)The Morse calibration is applied to a lattice model designed for efficient simulations of two-component polymer melts of high molecular weight. The model allows multiple occupancy per site, which results in high invariant ... -
Calibration of the Flory-Huggins Interaction Parameter in Field-Theoretic Simulations
(2019)Field-theoretic simulations (FTS) offer a versatile method of dealing with complicated block copolymer systems, but unfortunately they struggle to cope with the level of fluctuations typical of experiments. Although the ... -
Catalytic Nucleic Acids: Biochemistry, Chemical Biology, Biosensors, and Nanotechnology
(Elsevier, 2020-01)Since the initial discovery of ribozymes in the early 1980s, catalytic nucleic acids have been used in different areas. Compared with protein enzymes, catalytic nucleic acids are programmable in structure, easy to modify, ... -
Cation-Size-Dependent DNA Adsorption Kinetics and Packing Density on Gold Nanoparticles: An Opposite Trend
(American Chemical Society, 2014-11-11)The property of DNA is strongly influenced by counterions. Packing a dense layer of DNA onto a gold nanoparticle (AuNP) generates an interesting colloidal system with many novel physical properties such as a sharp melting ... -
Cellulose nanocrystals in smart and stimuli-responsive materials: a review
(Elsevier, 2020-03)“Smart” stimuli-responsive materials have been the subject of decades of research because of their versatility and particularly their use in medical and sensing applications. While these materials are often composed ... -
Chalcogenides as thermoelectric materials
(Elsevier, 2019-02)Thermoelectric materials can be utilized to generate electricity from a temperature gradient, thereby recycling the nowadays abundant waste heat, as well as for cooling applications by creating a temperature gradient from ... -
Characterization of glucose oxidation by gold nanoparticles using nanoceria
(Elsevier, 2014-04-30)Gold nanoparticles (AuNPs) can oxidize glucose, producing hydrogen peroxide and gluconic acid, which are the same products as those generated by glucose oxidase (GOx). In this regard, AuNPs are a nanozyme. Herein, a new ... -
Citrate inhibition of cisplatin reaction with DNA studied using fluorescently labeled oligonucleotides: implication for selectivity towards guanine
(Royal Society of Chemistry, 2013-10-21)The reaction between cisplatin and DNA is conveniently studied using fluorescently labeled oligonucleotides and gel electrophoresis; as an example of application, the inhibition of this reaction by citrate is demonstrated, ... -
A Cleavable Molecular Beacon for Hg2+ Detection based on Phosphorothioate RNA Modifications
(American Chemical Society, 2015-06-10)Mercury is a highly toxic heavy metal, and detection of Hg2+ by biosensors has attracted extensive research interest in the past decade. In particular, a number of DNA-based sensing strategies have been developed. Well-known ... -
Co-immobilization of multiple enzymes by metal coordinated nucleotide hydrogel nanofibers: improved stability and an enzyme cascade for glucose detection
(Royal Society of Chemistry, 2016-03-21)Preserving enzyme activity and promoting synergistic activity via co-localization of multiple enzymes are key topics in bionanotechnology, materials science, and analytical chemistry. This study reports a facile method for ... -
Comparison of Graphene Oxide and Reduced Graphene Oxide for DNA Adsorption and Sensing
(American Chemical Society, 2016-10-18)Fluorescently labeled DNA adsorbed on graphene oxide (GO) is a well-established sensing platform for detecting a diverse range of analytes. GO is a loosely defined material and its oxygen content may vary depending on the ... -
Comparison of MoS2, WS2, and Graphene Oxide for DNA Adsorption and Sensing
(American Chemical Society, 2017-01-17)Interfacing DNA with two-dimensional (2D) materials has been intensely researched for various analytical and biomedical applications. Most of these studies have been performed on graphene oxide (GO) and two metal ... -
A Comprehensive Screen of Metal Oxide Nanoparticles for DNA Adsorption, Fluorescence Quenching, and Anion Discrimination
(American Chemical Society, 2015-10-22)Although DNA has been quite successful in metal cation detection, anion detectioin remains challenging because of the charge repulsion. Metal oxides represent a very important class of materials, and different oxides might ... -
Computationally Efficient Field-Theoretic Simulations for Block Copolymer Melts
(American Chemical Society, 2019-11-12)Field-theoretic simulations (FTS) provide fluctuation corrections to self-consistent field theory (SCFT) by simulating its field-theoretic Hamiltonian rather than applying the saddle-point approximation. Although FTS work ... -
Consequences of cytochrome c oxidase assembly defects for the yeast stationary phase
(Elsevier, 2018-06-01)The assembly of cytochrome c oxidase (COX) is essential for a functional mitochondrial respiratory chain, although the consequences of a loss of assembled COX at yeast stationary phase, an excellent model for terminally ... -
Controlling the sustainability and shape change of the zinc anode in rechargeable aqueous Zn/LiMn2O4 battery
(Elsevier, 2018-11-01)The use of thixotropic gel electrolytes in the rechargeable hybrid aqueous battery improves the battery performance but it is required to have a corrosion inhibitor in the gel electrolyte. These inhibitors are not always ... -
Correlation of photobleaching, oxidation and metal induced fluorescence quenching of DNA-templated silver nanoclusters
(Royal Society of Chemistry, 2013-04-07)Few-atom noble metal nanoclusters have attracted a lot of interest due to their potential applications in biosensor development, imaging and catalysis. DNA-templated silver nanoclusters (AgNCs) are of particular interest ... -
Covalent linking DNA to graphene oxide and its comparison with physisorbed probes for Hg2+ detection
(Elsevier, 2016-05-15)Graphene oxide (GO) has attracted extensive research interest as a platform for DNA adsorption and biosensor development. While most researchers use simple physisorption of fluorescently labeled DNA, covalent sensors are ... -
Cr3+ Binding to DNA Backbone Phosphate and Bases: Slow Ligand Exchange Rates and Metal Hydrolysis
(American Chemical Society, 2017-06-07)The interaction between chromium ions and DNA is of great interest in inorganic chemistry, toxicology, and analytical chemistry. Most previous studies focused on in situ reduction of Cr(VI), producing Cr3+ for DNA binding. ... -
Degradable starch nanoparticle assisted ethanol precipitation of DNA
(Elsevier, 2014-04-18)Precipitation of DNA from a large volume of aqueous solution is an important step in many molecular biology and analytical chemistry experiments. Currently, this is mainly achieved by ethanol precipitation, where a long-term ...