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Search Patents

Displaying 201 - 225 of 257
Image of line art representation of the ultra broad band continuously tunable electron beam pulser

Ultra Broad Band Continuously Tunable Electron Beam Pulser

An ElectroMagnetic-Mechanical Pulser (“EMMP”) generates electron pulses at a continuously tunable rate between 100 MHz and 20-50 GHz, with energies up to 0.5 MeV, duty cycles up to 20%, and pulse widths between 100 fs and 10 ps. A dielectric-filled Traveling Wave Transmission Stripline (“TWTS”) that
Image of devices on a table

Optical Parametric Oscillator

NIST Inventors
John T. Woodward IV
An optical parametric oscillator produces optical parametric light and includes a frequency splitter to produce signal light and idler light; a wavelength selector to select a wavelength of the signal light and to produce optical parametric light from the selected wavelength of the signal light; and

Duel Dielectropheretic Membrane for Monitoring Cell Migration

NIST Inventors
Darwin R. Reyes
A dual dielectropheretic article for monitoring cell migration includes: a membrane to selectively migrate a plurality of cells across the membrane, the membrane including: a first surface to receive the cells; a second surface opposed to the first surface; and a plurality of communication paths

Coinage Cladding Alloy and Processing for Making Coinage Cladding Alloy

NIST Inventors
Mark R. Stoudt and Carelyn E. Campbell
A coinage cladding alloy for coinage includes nickel present in an amount from 5 wt. % to 7 wt. %, based on a total weight of the coinage cladding alloy; zinc present in an amount from 21 wt. % to 29 wt. %, based on the total weight of the coinage cladding alloy; manganese present in an amount from

Ambient Temperature Superionic Conducting Salt Including Metal Cation and Borate Anion or Carborate Anion and Process for Making Ambient Temperature Superionic Conducting Salt

NIST Inventors
Terrence J Udovic
A process for making a superionic conducting salt includes: combining a primary salt and an impact member, the primary salt including an ordered phase and being an ionic conductor; impacting the primary salt with the impact member; and converting the primary salt to the superionic conducting salt in
Image of an map view with the text "Natural gas extraction east of Platteville Colorado. DCS could monitor over 100 sites from central location. Overlapping fields could ensure complete coverage".

Hub and Spoke System for Detecting and Locating Gas Leaks

NIST Inventors
Greg Rieker , Ian Coddington , Kuldeep Prasad and Anna Karion
A system for detecting gas leaks and determining their location and size. A data gathering portion of the system utilizes a hub and spoke configuration to collect path-integrated spectroscopic data over multiple open paths around an area. A processing portion of the system applies a high-resolution
A flat pink device with a round black patch lies over a quarter.

Electrical-Substitution Radiometer

NIST Inventors
John H. Lehman and Nathan A Tomlin
A radiometer includes a substrate; a radiation absorber disposed on the substrate to absorb radiation; a thermal member disposed on the substrate to change electrical resistance in response to a change in temperature of the radiometer; and a thermal link to connect the radiometer to a thermal

Oracle-Free Match Testing of a Program Using Covering Arrays and Equivalence Classes

NIST Inventors
D. Richard Kuhn and Raghu N Kacker
A process for testing a program includes: receiving a variable comprising a plurality of input values; producing a plurality of equivalence classes for the input values; producing a representative value per equivalence class; producing, by a processor, a primary covering array comprising a plurality
pic for 10,858,256

Redox Sorting of Carbon Nanotubes

NIST Inventors
Angela R. Hight Walker and Ming Zheng
A method of separating and extracting carbon nanotubes, the method includes introducing the carbon nanotubes into a two-phase system that includes a first component and a second component, the first component being different from the second component. The method includes introducing a chemical agent
A line drawing showing the entire structure, which includes the resonator and supporting substrate.

Reticulated Resonator, Process for Making and Use of Same

NIST Inventors
Raymond Simmonds , Katarina Cicak , Cindy Regal and Thomas Purdy
A reticulated resonator includes: a reticulated substrate that includes: a substrate frame; and a phononic structure in mechanical communication with the substrate frame and including a plurality of unit members arranged in a two-dimensional array; and a membrane disposed on the reticulated
Image of diagrams for the Classic Mach - Zehnder interferometer, Microwae transmission line based vserion, and guided wave probe tip interacts with sample

Phase Shift Detector Process for Making and Use of Same

NIST Inventors
Kin (Charles) Cheung , Jason Ryan and Jason Campbell
The detector senses very small phase shifts in a highly balanced microwave bridge. An electric field optimized microwave probe, in close proximity to a sample, serves to perturb the degree of bridge balance due to a .change in effective dielectric constant of the sample. The major innovation

High Performance Topological Insulator Transistors

NIST Inventors
Curt A. Richter
Topological insulator is characterized as a new class of materials which have an insulating band gap in the bulk and gap less surface state which is protected by its intrinsic time-reversal symmetry. These topological insulators have been shown to have unique materials and electronics properties by
A photo of the noncntact dielectric and conductivity meter for high-throughput processing and a circuit diagram of the circuit used to track the resonant frequency and quality factor of the microwave resonator.

Noncontact Resonameter, Process for making and use of same

NIST Inventors
Jan Obrzut , Nate Orloff and Chris Long
A noncontact resonameter includes: a resonator to: produce an excitation signal including a field; subject a sample to the excitation signal; produce a first resonator signal in a presence of the sample and the excitation signal, the first resonator signal including: a first quality factor of the
Image of 2 security officers inspecting packages

Authentication Article and Process for Making Same

NIST Inventors
Yaw S. Obeng and Joseph J. Kopanski
An authentication article includes: a substrate including: a first surface; a second surface disposed laterally to the first surface and at a depth below the first surface; and a plurality of indentations including the depth at the second surface of the substrate; and an array disposed on the
Picture of the Ice Maker with the words "Ice Maker" displayed above it

Icemaker, Process for Controlling Same and Making Ice

NIST Inventors
David A. Yashar
A system to make ice includes a refrigeration unit and an icemaker disposed in the refrigeration unit. The refrigeration unit is configured to be subjected to a refrigeration cycle; the icemaker is configured to be subjected to a freeze cycle; and the system is configured such that the freeze cycle

Methods And Apparatus For Transplantation Of Nucleic Acid Molecules

In exemplary implementations, transplantation of nucleic acids into cells occurs in microfluidic chambers. The nucleic acids may be large nucleic acid molecules with more than 100 kbp. In some cases, the microfluidic chambers have only one orifice that opens to a flow channel. In some cases, flow
A metal cube (RPPM) mounted on a metal surface has round holes cut in each side.

Optical Power Meter

NIST Inventors
John H. Lehman and Paul A. Williams
An optical meter includes a force member to receive a force and a reflector disposed on the force member to receive radiation and to communicate a pressure of the radiation to the force member. The reflector includes a reflective surface, and the force member is configured to be displaced in
Photonic thermometer packages

Optical Temperature Sensor

NIST Inventors
Zeeshan Ahmed , Steve Semancik , Jacob Taylor and Gregory F. Strouse
A thermometer includes a substrate; an optical resonator disposed on the substrate and including an optical resonance, the optical resonator being configured to receive a resonant frequency corresponding to the optical resonance; and a waveguide disposed on the substrate proximate to the optical

Multiple Specimen Testing

NIST Inventors
Dave McColskey and Andrew Slifka
Systems and methods are described for concurrently applying loads to multiple test specimens. The systems and methods are useful for cyclical tensile loading of specimens such as in fatigue strength evaluations. The systems and methods are also useful for low frequency cyclical loading evaluations.
Diagram shows ethanol, shields, vapor cell, reservoir, heater.

Detection of J-Coupling Using Atomic Magnetometer

NIST Inventors
John Kitching
An embodiment of a method of detecting a J-coupling includes providing a polarized analyte adjacent to a vapor cell of an atomic magnetometer; and measuring one or more J-coupling parameters using the atomic magnetometer. According to an embodiment, measuring the one or more J-coupling parameters
Displaying 201 - 225 of 257