Analytical chemistry

News

This JILA instrument uses a frequency comb to detect large, complex molecules based on the precise frequencies, or colors, of light they absorb.

JILA Extends Laser 'Combing' Method to Identify Large, Complex Molecules

May 04, 2016

BOULDER, Colo. – JILA physicists have extended the capability of their powerful laser "combing" technique to identify...

Portable NIST Kit Can Recover Traces of Chemical Evidence

January 07, 2016

A chemist at the National Institute of Standards and Technology (NIST) has developed a portable version of his method...

Liquids and Glasses Relax, Too. But Not Like You Thought.

January 15, 2015

A new insight into the fundamental mechanics of the movement of molecules recently published* by researchers at the...

Measuring Absorption Maps and Spectra of Plasmonic Resonators with Nanoscale Resolution

September 10, 2014

Schematic showing the photothermal induced resonance (PTIR) technique, which combines the lateral resolution of atomic...

Publications

NIST/NIH Vitamin D Metabolites Quality Assurance Program Report of Participant Results: Summer 2015 Comparability Study (Exercise 11)

September 28, 2016

Author(s):

Mary Bedner

The National Institute of Standards and Technology (NIST) has established a Vitamin D Metabolites Quality Assurance Program (VitDQAP) in collaboration with the...

Interlaboratory Analytical Comparison of Fatty Acid Concentrations in Serum or Plasma

September 20, 2016

Author(s):

Michele M. Schantz, Carissa Powers, Schleicher Rosemary, Joseph Betz, Stephen A. Wise

The National Institute of Standards and Technology, in collaboration with the National Institutes of Health Office of Dietary Supplements and the Centers for...

NIST/NIH Vitamin D Metabolites Quality Assurance Program Report of Participant Results: Winter 2015 Comparability Study (Exercise 10)

September 19, 2016

Author(s):

Mary Bedner

The National Institute of Standards and Technology (NIST) has established a Vitamin D Metabolites Quality Assurance Program (VitDQAP) in collaboration with the...

NIST/NIH Vitamin D Metabolites Quality Assurance Program Report of Participant Results: Winter 2014 Comparability Study (Exercise 8)

September 19, 2016

Author(s):

Mary Bedner, Susan S. Tai

The National Institute of Standards and Technology (NIST) has established a Vitamin D Metabolites Quality Assurance Program (VitDQAP) in collaboration with the...

Projects & Programs

Biomaterials for Oral Health

Our goal is to enable the development and manufacturing of biomaterials for oral health moving forward in 21st century by providing critical measurement...

Inkjet Gravimetry

Gravimetric and optical methods were developed to assure quantitative deposition of compounds from nano-dispense devices onto the surfaces of materials. This...

Multidimensional Chromatography

Both comprehensive two-dimensional gas chromatography (GCxGC) and comprehensive two-dimensional liquid chromatography (LCxLC) have emerged as powerful tools...

Global Warming and Greenhouse Gases

The Gas Metrology Group has undertaken a major climate change program that involves collaborations with key stakeholders in the United States and...

Software

JB95 Spectral fitting program

A graphical user interface program, JB95 , based on a Windows 95 © API platform has been written in the C programming language to aid in the analysis of...

mass and fragment calculator screen shot

NIST Mass and Fragment Calculator Software

The NIST Mass and Fragment Calculator is a program written in Visual Basic which calculates the mass of an input peptide or protein sequence along with m/z...

Simulated Chromatographic Data

The following information is provided as an aid in the validation of mathematical models used in quantitation with chromatographic data. This data may also be...

Analytical chemistry

News

JILA Extends Laser 'Combing' Method to Identify Large, Complex Molecules

Portable NIST Kit Can Recover Traces of Chemical Evidence

Liquids and Glasses Relax, Too. But Not Like You Thought.

Measuring Absorption Maps and Spectra of Plasmonic Resonators with Nanoscale Resolution

Publications

NIST/NIH Vitamin D Metabolites Quality Assurance Program Report of Participant Results: Summer 2015 Comparability Study (Exercise 11)

Interlaboratory Analytical Comparison of Fatty Acid Concentrations in Serum or Plasma

NIST/NIH Vitamin D Metabolites Quality Assurance Program Report of Participant Results: Winter 2015 Comparability Study (Exercise 10)

NIST/NIH Vitamin D Metabolites Quality Assurance Program Report of Participant Results: Winter 2014 Comparability Study (Exercise 8)

Projects & Programs

Biomaterials for Oral Health

Inkjet Gravimetry

Multidimensional Chromatography

Global Warming and Greenhouse Gases

Software

JB95 Spectral fitting program

NIST Mass and Fragment Calculator Software

Simulated Chromatographic Data

Tools & Instruments

Continuous-wave terahertz spectrometer

Focused Ion Beam (Helios 650)

Environmental Scanning Electron Microscope

3D Atom Probe Tomography