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PHYSICAL MEASUREMENT LABORATORY

PML is a world leader in the science of measurement. We determine the definitive
methods for nearly every kind of measurement employed in commerce and research,
provide NIST-traceable calibrations, and disseminate standards and best
practices throughout the nation. At the same time, PML works continuously at the
outermost frontiers of metrology, devising tools and techniques to meet the
ever-changing demands of American industry and science.

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   * Applied Physics
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DIVISIONS

 * Applied Physics Division
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CONNECT WITH US

GovDelivery(link is external)
NIST Team Develops Highest-Resolution Single-Photon Superconducting Camera
Partially unraveling an entangled mystery
NEWS AND UPDATES


2024 NATIONAL PRICE VERIFICATION SURVEY

January 3, 2024
NIST Office of Weights and Measures (OWM) is collaborating with the National
Conference on Weights and Measures (NCWM) , together with 28 state and 38 local


INTERNATIONAL LEGAL METROLOGY PROGRAM WELCOMES DR. MICHAEL NELSON

January 3, 2024
Mike joins OWM with a wealth of experience in metrology and in developing
standards that promote U.S. innovation and industrial competitiveness. Since
achieving


OWM RECOGNIZES CONTRIBUTIONS OF PROFICIENCY TESTING COORDINATORS AT RMAPS

January 3, 2024
The OWM Laboratory Metrology group operates an ISO 17043 compliant Proficiency
Testing (PT) program that assesses the effectiveness of the metrology training


OWM WELCOMES STATE LABORATORY METROLOGISTS AS NIST ASSOCIATES

January 3, 2024
NIST OWM is pleased to welcome Lisa Corn and Kate Smetana as new NIST Associates
in the Laboratory Metrology Program . Lisa Corn serves as Laboratory Manager
View All News and Updates
EVENTS


5858 FUNDAMENTALS OF METROLOGY

Mon, Jan 29 - Fri, Feb 2 2024
The 5-day Fundamentals of Metrology seminar is an intensive course that
introduces participants to the concepts of


5868 METRIC SYSTEM EDUCATION RESOURCES INFORMATION SESSION

Thu, Feb 1 2024, 5:00 - 6:30pm EST
The International System of Units (SI), commonly known as the metric system, is
easy to use and learn when taught using


5869 METRIC SYSTEM ESTIMATION INFORMATION SESSION

Thu, Feb 15 2024, 5:00 - 6:30pm EST
The International System of Units (SI), commonly known as the metric system, is
easy to use and learn when taught using


5854 MASS METROLOGY SEMINAR

Mon, Feb 26 - Fri, Mar 8 2024
The Mass Metrology Seminar is a two-week, "hands-on" seminar. It incorporates
approximately 30 percent lectures and 70
View All Events
AWARDS


2023 PRESIDENTIAL RANK AWARD - JILA AND NIST FELLOW ANA MARIA REY

Dr. Ana María Rey is a world-leading quantum theorist who collaborates daily
with foremost experimental scientists to advance NIST


2023 VANNEVAR BUSH FACULTY FELLOW - ANA MARIA REY

The 2023 Class of Vannevar Bush Faculty Fellows will join an esteemed group of
approximately 50 current fellows involved in vital basic


2023 ASPIRE PRIZE U.S. WINNER - NICOLE YUNGER HALPERN

Nicole Yunger Halpern is an emerging young leader in the reconciliation and
mutual strengthening of the concepts of thermodynamics and


2023 SPIE HAROLD E. EDGERTON AWARD IN HIGH-SPEED OPTICS - TARA FORTIER

In recognition of pioneering contributions to the development of frequency combs
based on mode-locked lasers and their applications in


2023 BREAKTHROUGH NEW HORIZONS IN PHYSICS PRIZE - ADAM KAUFMAN

Kaufman shares the $100,000 prize with selected winners, all from different
institutions (Hannes Bernien, Manuel Endres, Kang-Kuen Ni


2023 APL RISING STARS COLLECTION - ADAM MCCAUGHAN, BAKHROM ORIPOV AND SAE WOO
NAM

The Rising Stars Collection features notable APL papers by emerging
investigators. These papers were identified by the editors and Rising


2023 APL RISING STARS COLLECTION - BENEDIKT HAMPEL, DANIEL SLICHTER, DIETRICH
LEIBFRIED, RICHARD MIRIN, SAE WOO NAM, VARUN VERMA

The Rising Stars Collection features notable APL papers by emerging
investigators. These papers were identified by the editors and Rising
View All Awards
PRESS COVERAGE


THIS MONTH IN PHYSICS HISTORY: DECEMBER 27, 1956: FALL OF PARITY CONSERVATION

APS
December 27, 2023
Symmetries have long played a crucial role in physics. Since 1925, physicists
had assumed that our world is indistinguishable from its mirror image - a notion


NIST RESEARCHERS DEVELOP GROUNDBREAKING METHOD TO FABRICATE MRI PROBES

BNN
December 22, 2023
Researchers at the National Institute of Standards and Technology (NIST) have
ushered in a new era in the world of microscopic magnetic probes with their
latest


NEW SNSPD CAMERA SETS RECORD FOR HIGHEST RESOLUTION PHOTON DETECTION

Isp.page
November 16, 2023
Researchers at the National Institute of Standards and Technology (NIST) and
NASA’s Jet Propulsion Laboratory have developed a superconducting nanowire
single


NEW SUPERCONDUCTING NANOWIRE SINGLE-PHOTON DETECTOR HAS 400,000 PIXELS

Physics World
November 16, 2023
The highest resolution to date in a superconducting nanowire single-photon
detector (SNSPD) camera has been claimed by researchers in the US. Designed by a
team
PATENTS


THIN FILM MAGNETIC MAGNITUDE SENSOR

NIST Inventors
David Gundlach , Emily Bittle and Sebastian Engmann
A novel magnetic field sensor (MFS) may be created with an organic light
emitting diode (OLED) made from an organic semiconductor material and an organic
photodetector (OPD) built directly on top (or below) of the OLED, wherein one
layer is made from a magnetically isotropic material, and which


THIN FILM MAGNETIC FIELD VECTOR SENSOR

NIST Inventors
Emily Bittle , David Gundlach and Sebastian Engmann
A novel magnetic field sensor (MFS) may be created with an organic light
emitting diode (OLED) made from an organic semiconductor material and an organic
photodetector (OPD) built directly on top (or below) of the OLED, wherein at
least one layer is made from an oriented molecular or polymer organic


MAPPING PROBE FOR REAL-TIME SIGNAL SAMPLING AND RECOVERY FROM ENGINEERED
ELECTROMAGNETIC INTERFERENCE

NIST Inventors
Fabio C.S. Da Silva
A mapping probe provides real-time signal sampling and recovery from engineered
electromagnetic interference and includes: a trigger voltage source that
synchronizes transmission of primary electromagnetic waves; primary
electromagnetic wave synthesizers that receive a trigger voltage signal and


HIGH-Q MICROMECHANICAL TORSION RESONATOR BASED ON SUSPENDING A TEST MASS FROM A
NANORIBBON

NIST Inventors
Stephan Schlamminger and Jon R. Pratt
The present invention features a micrometer-scale torsion balance device
comprising a rigid mass and two or more nanoribbons attached to the rigid mass.
The rigid mass may be suspended by the two or more nanoribbons. The two or more
nanoribbons may be placed under tensile stress. A local
View All Patents


CONTACTS


PML DIRECTOR AND DEPUTY DIRECTOR

 * James G. Kushmerick
   james.kushmerick@nist.gov
   (301) 975-4200
 * Gerald T. Fraser
   gerald.fraser@nist.gov
   (301) 975-3797


ASSOCIATE DIRECTOR FOR MEASUREMENT SERVICES AND ASSOCIATE DIRECTOR

 * James A. Fedchak
   james.fedchak@nist.gov
   (301) 975-2223
 * Barbara L. Goldstein
   barbara.goldstein@nist.gov
   (301) 975-2304


EXECUTIVE SECRETARY

 * Amy L. Grafmuller
   amy.grafmuller@nist.gov
   (301) 975-4200


HEADQUARTERS

100 Bureau Drive
Gaithersburg, MD 20899
301-975-2000

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