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.

Search Patents

Displaying 51 - 75 of 292

Core-Shell Nanofin Vertical Switch and High-Voltage Switching

NIST Inventors
Kris A. Bertness and Matthew Brubaker
A core-shell nanofin vertical switch performs high-voltage switching and includes: an n-type GaN nanofin core including: an n-type drift layer; an n-type channel; and an n-type source; a p-type nanofin shell surrounding the n-type GaN nanofin core at an interface surface of the n-type GaN nanofin

Compact Low-power Cryo-Cooling Systems For Superconducting Elements

NIST Inventors
Joel Ullom and Vincent Kotsubo
A compact, low power cryo-cooler for cryogenic systems capable of cooling gas to at least as low as 2.5 K. The cryo-cooler has a room temperature compressor followed by filtration. Within the cryostat, four counterflow heat exchangers precool the incoming high-pressure gas using the outflowing low

Optomechanical Ultrasound Detector And Performing Ultrasound Imaging

NIST Inventors
David Long , Thomas W. LeBrun and Jason J. Gorman
An optomechanical ultrasound detector includes: a micromirror substrate; a mechanical resonator that receives ultrasound waves, oscillates at resonator frequency f.sub.r, changes cavity length L.sub.c, and produces intra-cavity light; and an optical microcavity between the micromirror substrate and

Agile Nucleic Acid Sensor And Measuring A Biomarker

NIST Inventors
Kevin Kiesler , Alokik Kanwal , Anthony J. Kearsley , Erica Romsos , Peter M. Vallone and Jacob Majikes
An agile nucleic acid sensor includes: a DNA switch; an analysis substrate in electrostatic communication with the DNA switch and that produces a biomarker electrical signal; a transduction member that receives the biomarker electrical signal and produces a transduction signal; a sensor counter

Gravity-Enforced Photon Momentum Radiometer And Measuring Optical Power

NIST Inventors
Anna Vaskuri and Paul A. Williams
A gravity-enforced photon momentum radiometer incudes: a magnetic array; a diamagnetic shuttle that levitates above the magnetic array; a mirror on the diamagnetic shuttle that receives laser light and moves the diamagnetic shuttle due to the optical force; a tiltable platform for the magnetic array
Schematic showing one implementation.

An Optical Readout for a Thermal Detector Array

NIST Inventors
Nathan A Tomlin
The invention is a readout method for a novel detector array designed to measure mm-wave, submm, THz, and/or IR. The main components are a waveguide, waveguide splitters, waveguide-coupled resonator pixel array (primary), and a secondary detector array.

Performing Bang-Anneal-Bang Quantum Optimization

NIST Inventors
Alexey Gorshkov
A new quantum protocol called the “bang-anneal-bang” protocol, for solving optimization problems such as the Traveling Salesman Problem (TSP) on a quantum computer.

Delivering Signals To Cryogenic Environments Via Photonic Links

NIST Inventors
Franklyn Quinlan , Scott Diddams , Joe Aumentado , Florent Lecocq and John Teufel
An operational environment is disclosed herein that includes a cryogenic environment and a signal source. The cryogenic environment includes a signal target, an optical link, signal converter devices, and an electrical link. Outside of the cryogenic environment, the signal source generates an

Amino Acid-Specific Binder And Selectively Identifying An Amino Acid

NIST Inventors
John P. Marino and Zvi Kelman
N-terminal amino acid binding (NAAB) reagents are a tool for parallel, high-throughput proteomics. Afluorescently-labeled NAAB allows immobilized peptides to be identified by their N-terminal residues using single-molecule fluorescent microscopy, which enables novel proteomic analysis, like

Novel Nanocomposite Phase-Change Memory Materials And Design Of The Same

NIST Inventors
Ichiro Takeuchi and Aaron Gilad Kusne
Provided herein are novel materials, such as novel phase-change memory materials providing superior characteristics, and methods of discovering/selecting such novel materials via machine learning, such as Bayesian active learning. An exemplary material provided by the inventive concept is the

Novel Nanocomposite Phase-Change Memory Materials And Design And Selection Of The Same

NIST Inventors
Ichiro Takeuchi and Aaron Gilad Kusne
Provided herein are novel materials, such as novel phase-change memory materials providing superior characteristics, and methods of discovering/selecting such novel materials via machine learning, such as Bayesian active learning. An exemplary material provided by the inventive concept is the
Depiction of high-efficiency microfabricated spherical RF Paul Ion Trap for trapping single atomic ions.

Spherical Ion Trap and Trapping Ions

NIST Inventors
Jeffrey Sherman , David Hume and Roger Brown
This invention is a new type of spherical RF Paul ion trap with thermal and electrical properties that are favorable for high-accuracy atomic clocks.

Ultra-Sensitive Camera for Clearer Images in Medicine, Space, and Security

NIST Inventors
Adam McCaughan
This invention introduces a thermally coupled imager designed to detect and track single photons with high accuracy. It integrates a thermal detection layer with photon-sensitive pixels to enhance imaging precision. The system improves time and position-sensitive imaging, making it ideal for

Magnetic Resonance Fingerprinting Thermometry

NIST Inventors
Kathryn Keenan
A method for temperature quantification using magnetic resonance fingerprinting (MRF) includes acquiring MRF data from a region of interest in a subject using an MRF pulse sequence with smoothly varying RF phase for MR resonant frequencies that is played out continuously. For each of a plurality of

Optoelectromechanical Switch And Programming An Optical Network

NIST Inventors
Vladimir Aksyuk and Henri Lezec
Disclosed is an optoelectromechanical switch that includes: an optical feedline disposed on an isolation substrate that receives resonator light that is subject to optical communication to a resonator when a cavity length of the resonator supports an electromagnetic mode at the wavelength of the
Displaying 51 - 75 of 292
Was this page helpful?