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Some of the material in is restricted to members of the community. By logging in, you may be able to gain additional access to certain collections or items. If you have questions about access or logging in, please use the form on the Contact Page.
High-frequency-link power-conversion system having direct double-frequency ripple current control and method of use
Description:
A direct double-frequency ripple current control in a two-stage high-frequency-link (HFL) based fuel cell converter that can achieve low-frequency ripple free input current without using large electrolytic capacitors is provided. To...
The β-trefoil protein human fibroblast growth factor-1 (FGF-1) is made up of a six-stranded anti-parallel β-barrel closed off on one end by three β-hairpins, thus exhibiting a three-fold axis of structural symmetry. The...
Method of locating a fault in a power distribution system comprising at least one solar panel distributed resource
Description:
The present invention provides a method to ensure that distributed resources of a power distribution system remain connected to the circuitry of the power distribution system when a fault occurs at a distributed resource node to assist...
Materials and methods for detecting interaction of CFTR polypeptides
Description:
The subject invention concerns materials and methods for detecting the interaction of CFTR proteins. In one embodiment, the method can be used to determine whether one CFTR polypeptide interacts with a second CFTR polypeptide. The...
Prion protein based hemin binders and methods of use
Description:
Methods of using portions of the N-terminal domain of prion protein for binding hemin are disclosed. In a particular embodiment, a method comprises administering at least one isolated amino acid sequence comprising a peptide from the...
Method for fabricating macroscale films comprising multiple-walled nanotubes
Description:
A technique is provided for the fabrication of multi-walled carbon nanotube (MWNT) and carbon nanofiber (CNF) film materials. The method includes mixing a relatively small amount of single-walled nanotubes (SWNTs) with larger amounts of...
The present invention generally relates to substituted heterocyclic mercaptosulfonamide compounds, precursors, and derivatives as well as methods for the preparation of and pharmaceutical compositions comprising these compounds. These...
A metal alkoxide having the following formula: ##STR1## wherein T.sub.1 is hydrogen or a hydroxy protecting group, Z is --OT.sub.2, or --OCOCH.sub.3, T.sub.2 is hydrogen or a hydroxy protecting group, and M is selected from the group...
Nucleic acid and allergenic polypeptides encoded thereby in cashew nuts
Description:
The invention describes an isolated nucleic acid sequence comprising the nucleotide sequence of SEQ ID NO: 1 or a degenerate variant of SEQ ID NO:1. The nucleic acid sequence encodes an Ig-E binding immunogenic polypeptide the amino acid...
Bearing assemblies use serial bearings in order to extend the operational speeds for the bearings. Speed distribution planetary gears are mounted upon an intermediate ring disposed between two other rings. Each of the rings has bearing...
Method of locating a fault in a power distribution system comprising at least one distributed resource having a controllable voltage source converter
Description:
The present invention provides a method to ensure that distributed resources of a power distribution system remain connected to the circuitry of the power distribution system when a fault occurs at a distributed resource node to assist...
Processes for the preparation of taxol and other taxanes through selective derivatization of the C(7) and C(10) hydroxyl groups of 10-DAB, particularly a novel process using a new strategy in which the C(10) hydroxyl group is protected...
Carbon nanotube and nanofiber film-based membrane electrode assemblies
Description:
A membrane electrode assembly (MEA) for a fuel cell comprising a catalyst layer and a method of making the same. The catalyst layer can include a plurality of catalyst nanoparticles, e.g., platinum, disposed on buckypaper. The catalyst...
Methods of regulating uterine contractions using light are described. An exemplary method of regulating uterine contractions comprises suppressing a nocturnal endogenous melatonin level of a pregnant female experiencing uterine...
Modular synthesis of graphene nanoribbons and graphene substructures from oligo-alkynes
Description:
A method for the synthesis of carbon-based structures, particularly graphene substructures and ribbons, from oligo- and poly-alkyne starting materials.
Method for identifying naphthenates in a hydrocarbon containing liquid
Description:
A method for quantifying the presence of naphthenic acids in a hydrocarbon-comprising liquid that includes: contacting a hydrocarbon-comprising liquid with gaseous ammonia; isolating a reaction product produced by the contacting step;...
System and methodology that utilizes keyboard patterns and alpha string patterns for password cracking. Keyboard patterns can be used as components of passwords, and the relevant shapes can extracted from these keyboard patterns and...
The invention is a novel family of polyolefins characterized by chain-walking defects of the type that add extra backbone carbons per monomer. These polyolefins display a large decrease in crystallinity relative to polyolefins known in...
Alignment of carbon nanotubes using magnetic particles
Description:
Methods are provided for aligning carbon nanotubes and for making a composite material comprising aligned carbon nanotubes. The method for aligning carbon nanotubes comprises adsorbing magnetic nanoparticles to carbon nanotubes dispersed...
1MHz scalable cascaded Z-source inverter using gallium nitride (GAN) device
Description:
The scalable cascaded Z-source inverter is able to interface flexibly different distributed renewable energy sources or storages in wide voltage change range, such as wind power, solar power, battery, fuel cell, Ultra-capacitor and so on...
A .beta.-lactam of the formula: ##STR1## wherein R.sub.1 is aryl, substituted aryl, alkyl, alkenyl, or alkynyl; R.sub.2 is hydrogen, acyl, acetal, ethoxyethyl, or other hydroxyl protecting group; and R.sub.3 is aryl, substituted...
Apparatus for measuring flow rate and flow direction of a fluid comprises an elongated stem coaxially disposed and supported within an elongated housing, a small diameter spherical probe connected to an end of the stem which projects...
Electrochemical capacitors and methods for producing such electrochemical capacitors. The electrochemical capacitor can have an initial charged state and a cycled charged state and can include an anode, a cathode, and an electrolyte. The...
Polyelectrolyte complex films for analytical and membrane separation of chiral compounds
Description:
The present invention is directed to enantioselective polyelectrolyte complex films. Further, said films may be free or isolated membranes, or coatings on substrates such a porous substrates, capillary tubes, chromatographic packing...
An electromagnet having at least one access port oriented perpendicularly to the electromagnet's central axis. The magnet has a conventional helical winding along its central axis. However, at some point along the length of the axis, the...
The present invention relates to 10-desacetoxytaxol and derivatives thereof, which are useful as antitumor agents. These compounds have the formula ##STR1## wherein R.sub.2 is hydrogen, hydroxy or a protected hydroxy group; R.sub.3 and R...
A novel Rh(I)-catalyzed approach to synthesizing functionalized (E, Z) dienal compounds has been developed via tandem transformation where a stereoselective hydrogen transfer follows a propargyl Claisen rearrangement. Z-Stereochemistry of...
A process for manufacturing superconducting magnets is described. Two conducting tapes are assembled with an insulating ceramic layer deposited between facing sides of the tapes. The tapes and the insulative refractory material are...
A wide bore, high field superconducting magnet. The superconducting magnet has a plurality of superconducting coils impregnated with epoxy and nested within each other. An innermost one of the nested coils has a bore therethrough that...
Polymer mechanical damping composites and methods of production
Description:
A method of reshaping an article comprising a polyelectrolyte complex, the polyelectrolyte complex comprising an intermolecular blend of a predominantly positively-charged polyelectrolyte and a predominantly negatively charged...
Method and apparatus for broadband decoupling in nuclear magnetic resonance with chirp pulses
Description:
Methods and apparatus for broadband decoupling in nuclear magnetic resonance with chirp and other RF pulses are disclosed. Such methods may include the step of positioning the sample in a static magnetic field. Additional steps may...
Species-specific DNA probes for vibrio vulnificus methods and kits
Description:
The present invention relates to species-specific DNA probes specific for Vibrio vulnificus and Vibrio cholerae. The DNA probes of the present invention specifically detects Vibrio vulnificus or Vibrio cholerae in a mixed bacterial...
Polyethylene glycol based oligomers for coating nanoparticles, nanoparticles coated therewith, and related methods
Description:
In a composition aspect of the invention, a nanoparticle coating comprises repeating polyacrylic acid monomers covalently bound together in an aliphatic chain having a plurality of carboxylic acid functional groups and modified...
Pacifier system and method of therapeutically treating infant sucking response
Description:
A pacifier system and method of therapeutically treating premature infants to reinforce non-nutritive sucking is disclosed. A pacifier is connected to a pressure transducer. The pressure tranducer serves to detect sucking intensity and...
Flexible electrical devices are provided that include a coated inner carbon nanotube electrode that has an exterior surface, an outer carbon nanotube electrode disposed on the exterior surface of the coated inner carbon nanotube...
A sensor is provided, which includes a plurality of conducting elements spaced apart from each other and at least one deformable electrolyte bridge contacting each of the conducting elements at one or more contact points having an...
Radiosensitizing taxanes and their pharmaceutical preparations
Description:
Taxanes containing electron-affinic radiosensitizing functional groups, their pharmaceutical preparations, and methods of making and using this new class of highly potent radiosensitizers of tumor cells.
Polymers containing covalently-bonded, low self-absorbing, scintillating chromophores, polymerizable chromophores of the formula: ##STR1## wherein R.sub.1 is vinyl, .alpha.-methyl vinyl, vinyl phenyl, or vinyl benzyl, and R.sub.2 and R...
System and method for fast compression of OFDM channel state information (CSI) based on constant frequency sinusoidal approximation
Description:
A system and method for the efficient compression of the Channel State Information (CSI) in a wireless network with very low complexity and implementation cost. In accordance with the present invention, the CSI can be approximated as the...
Radiosensitizing diamines and their pharmaceutical preparations
Description:
A compound comprising a diamine containing from 2-4 electron-affinic radiosensitizing functional groups or a salt thereof is provided. In a preferred embodiment the compound has the formula ##STR1## wherein A comprises a carbon chain...
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