Patent • #US7550071B1. Methods are described for the electrochemical assembly of organic molecules on silicon, or other conducting or semiconducting substrates, using iodonium salt precursors. Iodonium molecules do not assemble on conducting surfaces without a negative bias. Accordingly, the iodonium salts are preferred for patterning applications that rely on direct writing with...
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Electrochemical cell having a vanadium phosphorous alloy electrode
Patent • #US10186740B1. An apparatus includes an electrochemical half-cell comprising: an electrolyte, an anode; and an ionomeric barrier positioned between the electrolyte and the anode. The anode may comprise a multi-electron vanadium phosphorous. The electrochemical half-cell is configured to oxidize the vanadium and phosphorous alloy to release electrons. A method of mitigating...
Electrochemical cell structure including an ionomeric barrier
Patent • #US9685684B1. An apparatus includes an electrochemical half-cell comprising: an electrolyte, an anode; and an ionomeric barrier positioned between the electrolyte and the anode. The anode may comprise a multi-electron vanadium phosphorous alloy, such as VPx, wherein x is 1-5. The electrochemical half-cell is configured to oxidize the vanadium and phosphorous...
Electrochemical components employing polysiloxane-derived binders
Patent • #US8460823B1. A processed polysiloxane resin binder for use in electrochemical components and the method for fabricating components with the binder. The binder comprises processed polysiloxane resin that is partially oxidized and retains some of its methyl groups following partial oxidation. The binder is suitable for use in electrodes of various...
Electrochemical detection of gas phase chemicals
Patent • #US11378547B1. We provide an electrochemical sensor in which working microelectrodes are arranged in an array and interconnected in parallel. The working electrodes are arranged so that in use, they are electrochemically coupled to a counter electrode structure through an electrolyte. The sensor also includes a microporous body arranged so that...
Electrochemical ion separation in molten salts
Patent • #US9847149B2. A purification method that uses ion-selective ceramics to electrochemically filter waste products from a molten salt. The electrochemical method uses ion-conducting ceramics that are selective for the molten salt cations desired in the final purified melt, and selective against any contaminant ions. The method can be integrated into a...
Electrochemical Random Access Memory (ECRAM)
Featured Opportunity • An oxygen vacancy Electrochemical Random Access Memory (ECRAM) for neuromorphic computing. Artificial neural networks have become increasingly relevant and desired in today’s market; however, they are extremely energy intensive. Neuromorphic computing, which involves operations being conducted in analogue directly on memory elements, is seen as a solution to the problem....
Electrochemical random access memory device with contact layer as a heat source
Patent • #US12446479B1. Technologies related to an electrochemical random access memory (ECRAM) device are described herein. The ECRAM device includes a channel layer, an electrolyte layer, a reservoir layer, and a conductive contact layer, where the conductive contact layer is in contact with the reservoir layer. A voltage source is coupled to...
Electrochemical Solution Growth: Gallium Nitride Crystal Growth
Featured Opportunity • Sandia National Laboratories has developed a disruptive new crystal growth technology, called Electrochemical Solution Growth (ESG). This technology has a high potential for producing the high-quality, large-area, and economical bulk gallium nitride (GaN) substrates needed to meet the performance requirements of high-efficiency LED and high-power transistors. Substrates are the bulk...
Electrode array for neural stimulation
Patent • #US8000804B1. An electrode array for neural stimulation is disclosed which has particular applications for use in a retinal prosthesis. The electrode array can be formed as a hermetically-sealed two-part ceramic package which includes an electronic circuit such as a demultiplexer circuit encapsulated therein. A relatively large number (up to 1000...
Electrodeposited platinum-gold alloy
Patent • #US11674234B1. A coating made of platinum-gold alloy is provided, together with a method of its preparation by electrodeposition. The alloy is composed of more than 50 atomic percent platinum. The microstructure of the alloy consists of generally ellipsoidal grains. More than half of the grains have a major axis of...
Electrofracturing test system and method of determining material characteristics of electrofractured material samples
Patent • #US9719908B1. A device for electrofracturing a material sample and analyzing the material sample is disclosed. The device simulates an in situ electrofracturing environment so as to obtain electrofractured material characteristics representative of field applications while allowing permeability testing of the fractured sample under in situ conditions.
Electrokinetic pump
Patent • #US7297246B2. A method for altering the surface properties of a particle bed. In application, the method pertains particularly to an electrokinetic pump configuration where nanoparticles are bonded to the surface of the stationary phase to alter the surface properties of the stationary phase including the surface area and/or the zeta...
Electroless atomic layer deposition
Patent • #US9803285B1. A method of electroless atomic layer deposition is described. The method electrolessly generates a layer of sacrificial material on a surface of a first material. The method adds doses of a solution of a second material to the substrate. The method performs a galvanic exchange reaction to oxidize away...
Electroless deposition of metal on 3D-printed polymeric structures
Patent • #US10494721B1. A process for metallizing a three-dimensional-printed polymeric structure includes soaking the three-dimensional-printed polymeric structure in a metal salt solution; transferring the three-dimensional polymeric structure to a solution comprising a first reducing agent; soaking the three-dimensional polymeric structure in a metal plating bath, the metal plating bath comprising a coordinating...
Electroless process for depositing refractory metals
Patent • #US10263241B2. The invention provides an inexpensive, scalable process for coating materials with a film of a refractory metal. As an example, the immersion process can comprise the deposition of a sacrificial zinc coating which is galvanically displaced by the ether-mediated reduction of oxophilic WCl6 to form a complex WOxCly film,...
Electromagnetic isolation structure
Patent • #US10026701B1. The various technologies presented herein relate to isolating an integrated circuit from electromagnetic radiation/interference. The integrated circuit can be encapsulated in a coating (e.g., a conformal coating). A conductive layer can be formed over the coating, where the conductive layer is deposited to connect with an electromagnetic shielding layer...
Electromagnetics & Instrumentation
Technology Area • The Electromagnetics & Instrumentation technology area contains cutting-edge solutions such as phase contrast imaging for medical applications, chip-scale magnetic tracking devices, and nanoantennae that convert infrared radiation to electrical energy. Developed for our national security mission, these and other electromagnetic technologies have numerous commercial uses. This technology area also contains...
Electromechanical Grip Tester
Featured Opportunity • Sandia’s electromechanical grip tester allows for simultaneous electrical and mechanical testing, resulting in reduced testing time and decreased costs. Sandia's electromechanical grip tester The increasing demand for products to meet industry accepted performance standards such as ASTM and ISO has resulted in the need for improved test equipment designs that...
Electromechanical latch
Patent • #US9518406B1. An electromechanical latch is described herein. The electromechanical latch is a dual-actuator latch, wherein a first actuator and a second actuator are driven with precise timing to move a first latch part relative to a second latch part, and vice versa. When the electromechanical latch is in a closed...
Electron spin-based information shuttling for a computer system
Patent • #US10002328B1. A silicon metal-oxide semiconductor device transports a spin-polarized single electron. An array of silicon quantum dot electrodes is arranged atop a silicon dioxide layer of a silicon metal-oxide semiconductor. The array comprises at least a first electrode and a second electrode adjacent to the first electrode. A transport control...
ELECTRONIC CIRCUIT FOR CONTROL OR COUPLING OF SINGLE CHARGES OR SPINS AND METHODS THEREFOR
Patent •
Electronic circuit for control or coupling of single charges or spins and methods therefor
Patent • #US10929769B2.
Electronic Materials
Portfolio •
Electrophoretic device and method to separate and detect analyte ions
Patent • #US11674925B2. This invention is directed to an inexpensive, miniaturized, portable, low-power device and method for electrophoretic separation and electrochemical detection of an analyte, including different isotopes of the same element. The invention replaces a conventional or microfabricated capillary electrophoresis tube with a microchip comprising an array of parallel electrophoretic separation...
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