Patent application number | Description | Published |
20100071098 | SCANNING PROBE EPITAXY - A dual tip probe for scanning probe epitaxy is disclosed. The dual tip probe includes first and second tips disposed on a cantilever arm. The first and second tips can be a reader tip and a synthesis tip, respectively. The dual tip probe further includes a rib disposed on the cantilever arm between the first and second tips. The dual tip probe can also include a strain gauge disposed along the length of the cantilever arm. | 03-18-2010 |
20100115672 | SCANNING PROBE EPITAXY - A dual tip probe for scanning probe epitaxy and a method of forming the dual tip probe are disclosed. The dual tip probe includes first and second tips disposed on a cantilever arm. The first and second tips can be a reader tip and a synthesis tip, respectively. The first tip can remain in contact with a substrate during writing and provide in situ characterization of the substrate and or structures written, while the second tip can perform in non-contact mode to write and synthesis nanostructures. This feature can allow the dual tip probe to detect errors in a printed pattern using the first tip and correct the errors using the second tip. | 05-06-2010 |
20100143666 | REDOX ACTIVATED PATTERNING - A method of forming a target pattern using a redox activated surface is disclosed. The method includes patterning a redox agent on a template layer formed on a substrate, the template layer having a first oxidation state, wherein upon contact with the redox agent, the contacted portion of the template layer changes to a second oxidation state different than the first oxidation state, and a template pattern is formed from the portion of the template layer having either the first oxidation state or the second oxidation state, and exposing the substrate having the template pattern to a target material, wherein the target material selectively binds to the template pattern to form a target pattern. | 06-10-2010 |
20110033940 | CLICK CHEMISTRY, MOLECULAR TRANSPORT JUNCTIONS, AND COLORIMETRIC DETECTION OF COPPER - Click chemistry is used to construct molecular transport junctions (MTJs) through assembly of a molecular wire across a nanogap formed between two electrodes. Also disclosed are methods of using click chemistry and oligonucleotide-modified nanoparticles to detect the presence of copper in a sample. | 02-10-2011 |
Patent application number | Description | Published |
20110165329 | Force Feedback Leveling of Tip Arrays for Nanolithography - A method of leveling a polymer pen array includes contacting a pen array with a surface and measuring a total force exerted on the surface by the pen array, the pen array being disposed at a first angle with respect to a first axis of the surface and a second angle with respect to a second axis of the surface; tilting one or both of the pen array and the surface to vary the first and second angles of the pen array with respect to the surface; measuring the total force exerted by the tilted pen array on the surface; and repeating the tilting and measuring steps until a global maximum of the total force exerted on the surface by the pen array is measured, thereby determining first and second angles which correspond to a leveled position of the pen array with respect to the surface. | 07-07-2011 |
20120167262 | SILICON PEN NANOLITHOGRAPHY - Disclosed are methods of lithography using a tip array having a plurality of pens attached to a backing layer, where the tips can comprise a metal, metalloid, and/or semi-conducting material, and the backing layer can comprise an elastomeric polymer. The tip array can be used to perform a lithography process in which the tips are coated with an ink (e.g., a patterning composition) that is deposited onto a substrate upon contact of the tip with the substrate surface. The tips can be easily leveled onto a substrate and the leveling can be monitored optically by a change in light reflection of the backing layer and/or near the vicinity of the tips upon contact of the tip to the substrate surface. | 06-28-2012 |
20130040856 | Generation of Combinatorial Patterns by Deliberate Tilting of a Polymer-Pen Array - The disclosure relates to a method of forming a pattern having pattern elements with a plurality of sizes on a substrate surface with a tilted pen array that includes choosing a tilt geometry for a pen array with respect to a substrate, inducing the tilt geometry between the pen array and the substrate surface, and forming a pattern having pattern elements on the substrate surface with the titled pen array, whereby the size of the formed pattern elements varies across the substrate surface along the tilted axis or axes. For example, the tilt geometry is in reference to the substrate surface and comprises a first angle with respect to a first axis of the substrate and a second angle with respect to a second axis of the substrate, the second axis being perpendicular to the first axis, and at least one of the first and second angles being non-zero. | 02-14-2013 |
20140141167 | POLYMER TIPS - Polymer Pen Lithography materials that retain the simplicity characteristic for the fabrication of poly(dimethyl siloxane) tip arrays while preserving the control over feature dimensions and to understand the role of the mechanical properties of the different materials on Polymer Pen Lithography printing. | 05-22-2014 |
20140287959 | NANOREACTOR PRINTING - Polymer Pen Lithography is used to induce bioorthogonal reactions between treated surfaces and functionalized inks create a soft matter layer. Fluorescent and redox-active inks were used to demonstrate that the molecules were immobilized covalently and achieves precise control over ligand orientation and density within each feature. Finally, the utility was demonstrated by creating functional arrays of biologically active probes. | 09-25-2014 |
Patent application number | Description | Published |
20110038872 | METHODS OF DIAGNOSING AND TREATING AUTISM - The present invention provides diagnostic methods for determining the risk of developing an autism spectrum disorder (ASD) in a fetus or child by detecting in a biological sample from the mother antibodies that bind to one or more biomarkers selected from the group consisting of lactate dehydrogenase (LDH), guanine deaminase (GDA), collapsin response mediator protein 1 (CRMP1), stress-induced phosphoprotein 1 (STIP1), alpha subunit of the barbed-end actin binding protein Cap Z (CAPZA2), Y Box Binding Protein 1 (YBX1), eukaryotic translation and elongation factor 1A1 (EEF1A1), microtubule-associated protein Tau (MAPT), dihydropyrimidinase-like protein 2 (DPYSL2), dynamin 1-like protein (DNM1L), radixin (RDX), moesin (MSN), and ezrin (EZR). The invention further provides methods of preventing or reducing the risk of a fetus or child developing an ASD by administering to the mother an agent that blocks the binding of maternal antibodies to the one or more fetal biomarkers listed above or by removing from the mother antibodies that bind to the one or more fetal biomarkers. | 02-17-2011 |
20130210037 | METHODS OF DIAGNOSING AND TREATING AUTISM - The present invention provides diagnostic methods for determining the risk of developing an autism spectrum disorder (ASD) in a fetus or child by detecting in a biological sample from the mother antibodies that bind to one or more biomarkers selected from the group consisting of lactate dehydrogenase (LDH), guanine deaminase (GDA), collapsin response mediator protein 1 (CRMP1), stress-induced phosphoprotein 1 (STIP1), alpha subunit of the barbed-end actin binding protein Cap Z (CAPZA2), Y Box Binding Protein 1 (YBX1), eukaryotic translation and elongation factor 1A1 (EEF1A1), microtubule-associated protein Tau (MAPT), dihydropyrimidinase-like protein 2 (DPYSL2), dynamin 1-like protein (DNM1L), radixin (RDX), moesin (MSN), and ezrin (EZR). The invention further provides methods of preventing or reducing the risk of a fetus or child developing an ASD by administering to the mother an agent that blocks the binding of maternal antibodies to the one or more fetal biomarkers listed above or by removing from the mother antibodies that bind to the one or more fetal biomarkers. | 08-15-2013 |
Patent application number | Description | Published |
20080216413 | ABRASIVE ARTICLE WITH SUPERSIZE COATING, AND METHODS - Abrasive articles, and methods of making abrasive articles that include a supersize coating or component, such as one configured to inhibit the collection of dust and/or swarf on the abrasive coating. The supersize component can be applied to the abrasive coating after converting the abrasive article with a laser or other conversion mechanism, whether non-contact or mechanical contact. In some embodiments, no fresh or exposed abrasive or backing surfaces exist; that is, the supersize component covers all surfaces. | 09-11-2008 |
20080216414 | LASER CUT ABRASIVE ARTICLE, AND METHODS - Abrasive articles, and methods of making abrasive articles by using a laser to convert (e.g., cut) at least a portion of the abrasive coating to form the abrasive article. The method includes laser propagation impinging on the abrasive back side (opposite the abrasive coating) and progressing through to the abrasive side. Such a process inhibits ridging effects around cut regions (e.g., openings) on the front side. | 09-11-2008 |
20090056548 | DUST COLLECTION DEVICE FOR SANDING TOOL - A dust collection device for a sanding tool comprising a bag having a sidewall and a coupler attached to the bag. The sidewall comprising a first filter layer, a second filter layer, and an outer support layer. The first filter layer comprising a plurality of fibrillated electrostatically charged electret fibers forming a nonwoven web; the first filter layer having a total pressure drop between about 0.1 to about 4.0 mm H | 03-05-2009 |
20120227333 | DUAL TAPERED SHAPED ABRASIVE PARTICLES - Shaped abrasive particles comprising alpha alumina and having a first side, a second side, a maximum length along a longitudinal axis and a maximum width transverse to the longitudinal axis. The first side comprising a quadrilateral having four edges and four vertices with the quadrilateral selected from the group consisting of a rhombus, a rhomboid, a kite, or a superellipse. The shaped abrasive particles having an aspect ratio of the maximum length divided by the maximum width of 1.3 or greater. | 09-13-2012 |
20130344784 | COATED ABRASIVE ARTICLE WITH FOAM BACKING AND METHOD OF MAKING - A polyurethane foam backing suitable for making a coated abrasive article is disclosed. The polyurethane foam backing has a textured surface bearing an array of raised features and land areas. The array's geometry is designed such that a 90 degree peel force to remove a production tooling having a contacting surface bearing a plurality of microreplicated mold cavities from the textured surface is accept able. | 12-26-2013 |