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Mathematics & Statistics

Modeling & simulation research

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NIST, University Researchers Offer Model for Minimizing Large Networks' Cybersecurity Costs

February 18, 2022

Large networks are often comprised of interdependent subsystems, such as information, communication, and power systems, which may make them vulnerable to

NIST Researchers Link Cutting-Edge Gravity Research to Safer Operation of Construction Cranes

February 17, 2022

In the beginning, all that Stephan Schlamminger wanted to do was to write down an equation that would help him obtain a more precise value for G, the

Man with beard and glasses in light grey sweater sitting on the right looking at computer screen on the left, with mass of blue wires in the foreground.

Encouraging Coexistence: NIST Model Cuts Measurement Needs for Spectrum Sharing by About 33%

August 12, 2021

Researchers at the National Institute of Standards and Technology (NIST) have developed a modeling technique that can save time and money in estimating how to

A woman wearing a face mask works at a laptop with communications equipment on the desk.

Spotlight: Finding the Fix to Wireless Connectivity on the Fritz With Susanna Mosleh

June 29, 2021

When the Wi-Fi is wonky or there’s bad cellphone reception, Susanna Mosleh can’t ignore it. After all, her research at NIST is about finding solutions to those

NIST Publishes a Beginner’s Guide to DNA Origami

January 8, 2021

In a technique known as DNA origami, researchers fold long strands of DNA over and over again to construct a variety of tiny 3D structures, including miniature

A Billion Tiny Pendulums Could Detect the Universe’s Missing Mass

October 13, 2020

Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have proposed a novel method for finding dark matter, the cosmos’s

Man with dark hair writing mathematical formulas on a whiteboard on a wall.

NIST Formula May Help 5G Wireless Networks Efficiently Share Communications Frequencies

May 26, 2020

Researchers at the National Institute of Standards and Technology (NIST) have developed a mathematical formula that, computer simulations suggest, could help 5G

Divide and Conquer: New Algorithm Examines Crime-Scene Bullets Segment by Segment

March 26, 2020

On the morning of March 22, 1915, residents of the small town of West Shelby, New York, awoke to a horrific scene. A woman clad only in a bloodied nightgown lay

Calibration of a Commercial Rheometer for Orthogonal Superposition Measurement

March 12, 2020

NIST researchers have addressed crucial calibration procedures for an advanced rheological technique that can make measurements on the structural dynamics of

A man in brown camouflage clothing, including baseball cap, gloves and ear protection, uses a long pole to clean the inside of an HVAC unit outside a military tent.

NIST Study Identifies Chemical Blends as Possible Alternative Refrigerants

May 29, 2019

More than a dozen chemical blends could serve as alternative refrigerants that won’t heat the atmosphere as much as today’s refrigerants do, or catch fire

Lights, Camera, Calibrate! Improving Space Cameras with a Better Model for Ultra-Bright Lamps

November 14, 2017

Studio photographers may be familiar with the 1,000-watt quartz halogen lamps known as “FELs.” Scientists use them too—specially calibrated ones, at least—to

NIST Quest for Climate-Friendly Refrigerants Finds Complicated Choices

February 17, 2017

BOULDER, Colo. – Researchers at the National Institute of Standards and Technology (NIST) have just completed a multiyear study to identify the “best”

NIST Team Suggests Nanoscale Electronic Motion Sensor as DNA Sequencer

September 27, 2016

Researchers from the National Institute of Standards and Technology (NIST) and collaborators have proposed a design for the first DNA sequencer based on an

Computing for Better Radiation Therapy

February 19, 2015

Doctors devising a plan of attack on a tumor may one day gain another tactical advantage thanks to a series of sophisticated calculations proposed by PML's

Hidden Uncertainties Uncovered in Nuclear Forensic Measurement

February 2, 2015

A little detective work by nuclear physicists has uncovered hidden uncertainties in a popular method for precisely measuring radioactive nuclides, often used to

Quantum Computers Will Be Able to Simulate Particle Collisions

May 31, 2012

Quantum computers are still years away, but a trio of theorists has already figured out at least one talent they may have. According to the theorists, including

Combining Centuries-Old Mathematical Theorems Provides an Efficient Approach for Characterizing the Shape of Nanoparticles

March 14, 2012

Gregg Gallatin, a researcher at the NIST Center for Nanoscale Science and Technology, has shown that combining a nineteenth century flux theorem with an

NIST Expert Software 'Lowers the Stress' on Materials Problems

March 1, 2011

Before you can build that improved turbojet engine, before you can create that longer-lasting battery, you have to ensure all the newfangled materials in it

NIST Team Awarded Millions of Supercomputing Hours, Aims for 'Concrete Results'

December 8, 2010

When you spot laborers pouring concrete for a new building or bridge, it may not occur to you that they are working with a substance so complex that it requires

$Graph showing part of the complex number phase of the gamma function and a related function.$

NIST Releases Successor to Venerable Handbook of Math Functions

May 11, 2010

GAITHERSBURG, Md. -- After a decade of preparation, the U.S. Commerce Department's National Institute of Standards and Technology (NIST) has released the

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