highly oriented pyrolytic graphite
Ion beam modification of strontium titanate and highly oriented pyrolytic graphite
... of graphite is crucial to our understanding of many important properties, including enhanced catalytic activity and defect-induced magnetism ...various graphite materials, such as H + and C + implanted ...
177
Graphite Photoelectrochemistry: 3. Photoelectrochemical Oxidation of Surface-Confined Hydroquinones at Highly Oriented Pyrolytic Graphite Basal Plane Electrodes
... irradiated highly oriented pyrolytic graphite basal plane electrodes with adsorbed quinone/hydroquinone (benzoquinone, 1,4-naphthoquinone, and 9,10-phenantherenequinone) couples are ...the ...
10
Formation of the Solid Electrolyte Interphase at Constant Potentials:a Model Study on Highly Oriented Pyrolytic Graphite
... of highly oriented pyrolytic graphite (HOPG) as a model electrode, and using a cell setup that resembles the pressure conditions of LIB ...
26
Observation of single-stranded DNA on mica and highly oriented pyrolytic graphite by atomic force microscopy
... Abstract Atomic force microscopy was used to image single- stranded DNA (ssDNA) adsorbed on mica modified by Mg 2+ , by 3-aminopropyltriethoxysilane or on modified highly oriented pyrolytic ...
5
Atomic Force Microscopy of DNA Immobilized onto a Highly Oriented Pyrolytic Graphite Electrode Surface
... Received December 20, 2002. In Final Form: February 5, 2003 Magnetic AC mode atomic force microscopy (MAC Mode AFM) was used to characterize the process of adsorption of DNA on a highly oriented ...
10
Adsorption of synthetic homo- and hetero-oligodeoxynucleotides onto highly oriented pyrolytic graphite: Atomic force microscopy characterization
... DNA adsorption on electrode surfaces is of fundamental interest for the development of DNA-based biosensors. The free adsorption of 10-mer synthetic oligodeoxynucleotides (ODNs) onto highly oriented ...
11
Contrast stability and ‘stripe’ formation in scanning tunnelling microscopy imaging of highly oriented pyrolytic graphite: the role of STM-tip orientations
... Abstract. Highly oriented pyrolytic graphite (HOPG) is an important substrate in many technological applications and is routinely used as a standard in Scanning Tunnelling Microscopy (STM) ...
20
Electrochemistry of Fe3+/2+ at highly oriented pyrolytic graphite (HOPG) electrodes : kinetics, identification of major electroactive sites and time effects on the response
... on highly oriented pyrolytic graphite (HOPG) samples that differ in step edge density by 2 orders of magnitude to elucidate the effect of surface structure on the electron transfer (ET) ...
10
Electrochemistry at highly oriented pyrolytic graphite (HOPG) : lower limit for the kinetics of outer sphere redox processes and general implications for electron transfer models
... and Fe(CN) 6 4-/3- , on different grades of highly oriented pyrolytic graphite (HOPG) have been investigated in a droplet-cell setup. This simple configuration allows measurements to be made ...
12
Electrochemical oxidation of dihydronicotinamide adenine dinucleotide (NADH) : Comparison of highly oriented pyrolytic graphite (HOPG) and polycrystalline boron doped diamond (pBDD) electrodes
... of highly oriented pyrolytic graphite (HOPG) and semi-metallic polycrystalline boron-doped diamond ...but graphite has carbon sp 2 -hybridization, while in diamond the carbon is sp 3 ...
9
A new view of electrochemistry at highly oriented pyrolytic graphite
... freshly cleaved surfaces (> 400 measurements for Fe(CN) 6 4-/3- and > 100 for Ru(NH 3 ) 6 3+/2+ ),.. in marked contrast to previous studies that have found very slow electron tran[r] ...
48
Electrodeposition of two-dimensional Pt nanostructures on highly oriented pyrolytic graphite (HOPG): the effect of evolved hydrogen and chloride ions
... cm graphite sheet or a graphite rod (Goodfellow) was used as the counter electrode (CE, in either a two or three electrode ...and graphite (Goodfellow) was used as ...
17
Effect of pH and applied potential on the adsorption of DNA on highly oriented pyrolytic graphite electrodes. Atomic force microscopy surface characterisation
... MAC mode AFM topographical images in air of the DNA-biosensor surface prepared onto HOPG from a 5 l g/ml ssDNA after 3 min in 0.1 M electrolyte solution: (1) free adsorption: (A) pH 5.3 [r] ...
6
Real Time Recrystallization Study of 1, 2 Dodecanediol on Highly Oriented Pyrolytic Graphite (HOPG) by Tapping Mode Atomic Force Microscopy
... To further investigate whether increase in concentration of molecules has any effect on growth behavior, imaging was performed after applying 1mg/ml LG- solution in chloroform on to HOPG surface. A couple of images ...
16
Study of substrate-directed ordering of long double-stranded DNA molecules on bare highly oriented pyrolytic graphite surface based on atomic force microscopy relocation imaging
... arrangement of DNA molecules on the surface. Previous studies have shown that the breathing fluctuations of ds- DNA could expose some bases, 31,32 and the exposed hydro- phobic core would interact with the underlying ...
5
Nitrogen doped pyrolytic carbon films as highly electrochemically active electrodes
... and highly oriented pyrolytic graphite have been studied for some time and their electrochemical properties have been thoroughly ...as Pyrolytic Carbon (PyC) 6 and Pyrolysed Photoresist ...
6
Quantifying MRI frequency shifts due to structures with anisotropic magnetic susceptibility using pyrolytic graphite sheet
... was pyrolytic graphite sheet ...of pyrolytic graphite embedded in a flexible polymer film (Panasonic Corporation, Kadoma City, Japan) which is designed mainly for use as a heat transfer medium ...
11
Photochemically Triggered Alkylthiol Reactions on Highly Ordered Pyrolytic Graphite
... involving graphite and graphene remain, however, relatively unexplored despite recent examples of photoinduced reactivity that suggest that graphitic systems display rich photochemical ...at graphite/ice ...
35
Surface Appearance of Highly Oriented Pyrolitic Graphite
... properties highly oriented pyrolitic graphite (HOPG) is an attractive material to use for preparation of ...of graphite for further use as substrates for depositing of thin films of ...
6
graphite samples. We found that thec -axis susceptibility of highly pure oriented graphite samples is
... The inset shows the estimated effective number of interfaces (per 10 4 graphene layers) that contribute to the diamagnetic signal as a function of the sample thickness, obtained using Eq[r] ...
15