U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Physical Measurement Laboratory

Patents

Searches Patent Title, Abstract, Body, Technology Type, and NIST Inventors
Displaying 76 - 100 of 161

Ultra-Fast, Energy-Efficient Processor for Smarter Computing

NIST Inventors
Jeff Shainline
This invention introduces a fluxonic processor, which operates using superconducting circuits to process information efficiently. It leverages synaptic and dendritic signal processing, mimicking neural networks for advanced computing. The processor is designed to handle complex computations with

Ultrafast Electro-optic Laser

NIST Inventors
Scott Papp , Scott Diddams and David Carlson
An ultrafast electro-optic laser makes a stabilized comb and includes: a comb generator that produces a frequency comb; a dielectric resonant oscillator; a phase modulator in communication with the dielectric resonant oscillator; an intensity modulator in communication with the phase modulator; an
The matrix decomposition system block.

Quasi-Systolic Processor and Quasi-Systolic Array

NIST Inventors
Matthew Daniels , Mark D. Stiles and Advait Madhavan
The invention is a computer architecture that efficiently calculates a weight matrix update for an AI model, especially ones designed to be implemented in hardware neural networks. Our architecture uses an approximation algorithm to do this calculation with less memory overhead. The architecture

Photoacoustic Photon Meter And Process For Measuring Photon Fluence

NIST Inventors
Kimberly A. Briggman , Chris Yung , Jeeseong C. Hwang and John H. Lehman
A photoacoustic photon meter includes: a photoacoustic generative array including carbon nanotubes disposed in a photoacoustic generating pattern, such that the carbon nanotubes: receive photons comprising optical energy, and produce thermal energy from the optical energy; and a superstratum

Absolute Mass Balance

NIST Inventors
Leon Chao and Jon R. Pratt
An absolute mass balance determines an absolute mass of an object and includes: a dual diameter wheel including: a balance fulcrum; and a balance beam disposed on the balance fulcrum and including: a main mass arm and a counter mass arm; a main mass receiver that receives the object; a main magnet

Non-Vacuum, Non-Contact Spinner Wafer Chuck

NIST Inventors
Glenn Holland
A non-vacuum, non-contact spinner wafer chuck including: a basal member including; a fastener receiver that receives a fastener; a chuck collar including: an inner collar wall; and an outer collar wall; and an engagement surface that: receives and engages a wafer; a wafer engagement cam including
4 entangled sensors (blue circles) are used to measure properties of a large molecule

Heisenberg Scaler

NIST Inventors
Alexey Gorshkov and James(Trey) Porto
We have created a protocol and Heisenberg scaler that uses quantum entanglement in a network of quantum sensors to optimally measure any smooth function of the fields at the sensors. The method applies even when the fields at the sensors are of different kinds, such as one sensor measuring the
Depiction of triple series connection scheme of two Hall bars in standard configurations.

Gateless P-N Junction Metrolog

NIST Inventors
Albert F. Rigosi
This invention utilizes the unique properties of graphene to build p-n junctions working in the quantum Hall regime that allow convenient resistance scaling. This device would provide more than one value of resistance traceable to the quantum Hall effect. A graphene device capable of achieving many
Patent description for Critical-Dimension Localization Microscopy

Apparatus for Critical-Dimension Localization Microscopy

NIST Inventors
Samuel M. Stavis and Craig Copeland
Performing critical-dimension localization microscopy includes: subjecting a first dimensional member and a second dimensional member of a reference artifact to critical-dimension metrology, the first and second dimensional members, in combination, including a critical dimension and each

Uniaxial Counter-Propagating Monolaser Atom Trap

NIST Inventors
Stephen Eckel , James A. Fedchak , Julia Scherschligt , Daniel Barker , Eric Norrgard and Nikolai Klimov
A uniaxial counter-propagating monolaser atom trap cools and traps atoms with a single a laser beam and includes: an atom slower that slows atoms to form slowed atoms; an optical diffractor including: a first diffraction grating that receives primary light and produces first reflected light; a
Patent Images and description for 10,955,617

High-Resolution Photonic Thermometer Article

NIST Inventors
Kevin O Douglass , Zeeshan Ahmed and Nikolai Klimov
A high-resolution photonic thermometer article performs high-resolution thermometry and includes: a light source; a photonic thermometer with a waveguide and a photonic crystal cavity that stores light; a photodetector in communication with the photonic thermometer; a phase sensitive detector in

Triple Point Immersion Cell Article

NIST Inventors
Jay Nanninga and Weston L. Tew
A triple point immersion cell article determines a triple point of a non-metallic analyte and includes: a first cryochamber including a first cryo-zone; a second cryochamber including a second cryo-zone that is: nested and disposed in the first cryochamber; and thermally isolated by the first

Josephson Junction Circuits For Single-Photon Optoelectronic Neurons And Synapses

NIST Inventors
Jeff Shainline , Adam McCaughan and Manuel Castellanos Beltran
Single-photon optoelectronic neurons convert the optical signals of single photons to the electrical domain where summing and thresholding operations are performed. In these circuits, the photonic signals are converted to an electronic signal using a superconducting single-photon detector in

Photonic Quantum Dew Point Sensor

NIST Inventors
Tobias Herman , Nikolai Klimov and Thomas Purdy
A photonic quantum dew point sensor determines a dew point of an analyte and includes a common substrate; a photonic dew sensor on the common substrate and exposed for direct contact with the analyte; a photonic temperature sensor on the common substrate; an optomechanical temperature sensor on the
Image for 10,816,325

Deformometer for Determining Deformation of an Optical Cavity Optic

NIST Inventors
Zeeshan Ahmed , Kevin O Douglass , Stephen Eckel , Patrick Egan and Jay H. Hendricks
A superconducting waveform synthesizer produces an arbitrary waveform and includes an encoder that produces a bitstream; a pattern generator that produces a current bias pulse from the bitstream; a Josephson junction that produces a quantized output pulse from the current bias pulse; and a converter
image for 10,837,828

Non-attenuating Meter for Determining Optical Energy of Laser Light

NIST Inventors
Joshua Hadler , John H. Lehman , Matthew Spidell and Paul A. Williams
A non-attenuating meter determines optical energy of laser light in an absence of optical attenuation of the laser light and includes: a recipient mirror that: receives laser light that propagates in a primary propagation direction; produces profile light; transmits the profile light through the

Recessed Carbon Nanotube Article and Method for Making Same

NIST Inventors
Chris Yung , Nathan A Tomlin and Dan Schmidt
A microbolometer structure including carbon nanotubes, a substrate (silicon, alumina, etc.) with an array of micromachined wells/holes/pockets, a weak thermal link (membrane or legs) at the base of each well/hole/pocket, a protection layer bonded to substrate over the wells for subsequent back side

Optomechanical Pressure Measurement System And Method Using The Vibrational Modes Of A Membrane

NIST Inventors
Stephen Eckel , James A. Fedchak , Thomas Purdy and Robinjeet Singh
An optomechanical pressure-measurement system measures pressure in the range of 10.sup.−6 Pa-10.sup.−2 Pa by measuring various properties of a vibrational mode of an ultra-thin membrane member. With independent measurements of the thickness and density of the membrane, in addition to the measured

Quantum Flow Cytometer

NIST Inventors
Sergey Polyakov and Ivan Burenkov
We invented a flow cytometer that can self-calibrate in an absolute way that can reach the sensitivity for quantification and enumeration of a single and small number of biological markers per a biological entity. The cytometer uses a photon-number resolving detector (or a detector arrangement
Slide showing text explaining the benefits of the technology described in patent 10,720,993

Metasurface Optical Pulse Shaper for Shaping an Optical Pulse in a Temporal Domain

NIST Inventors
Henri Lezec , Wenqi Zhu and Shawn Divitt
A metasurface optical pulse shaper includes a metasurface with superpixels disposed on an entry side of the metasurface and a wire grid polarizer disposed on an exit surface of the metasurface for controlling a phase, amplitude, or polarization of an optical pulse, wherein the metasurface in

Molecular Scrivener For Reading Or Writing Data To A Macromolecule

NIST Inventors
Joseph Robertson and Kin (Charles) Cheung
A molecular scrivener reads data from or writes data to a macromolecule and includes: a pair of shielding electrodes; a scrivener electrode between the first and second shielding electrodes and that electrically floats at a third potential that, in an absence of a charged or dipolar moiety of the

Micromechanical Vibrasolator

NIST Inventors
Jason J. Gorman
Micromechanical resonators are devices that vibrate at specified resonance frequencies and are used for timing, sensing, and signal processing. The most important performance metric for micromechanical resonators is the quality factor, which determines how quickly energy is dissipated in the

Process For Making Alkali Metal Vapor Cells

NIST Inventors
John Kitching
Making alkali metal vapor cells includes: providing a preform wafer that includes cell cavities in a cavity layer; providing a sealing wafer having a cover layer and transmission apertures; disposing a deposition assembly on the sealing wafer; disposing an alkali metal precursor in the deposition
Was this page helpful?