Peter B. Armentrout (born 1953) is a

researcher Research is creative and systematic work undertaken to increase the stock of knowledge. It involves the collection, organization, and analysis of evidence to increase understanding of a topic, characterized by a particular attentiveness to ...

thermochemistry Thermochemistry is the study of the heat energy which is associated with chemical reactions and/or phase changes such as melting and boiling. A reaction may release or absorb energy, and a phase change may do the same. Thermochemistry focuses on ...

kinetics Kinetics (, ''movement'' or ''to move'') may refer to: Science and medicine * Kinetics (physics), the study of motion and its causes ** Rigid body kinetics, the study of the motion of rigid bodies * Chemical kinetics, the study of chemical ...

, and dynamics of simple and complex

chemical reaction A chemical reaction is a process that leads to the chemistry, chemical transformation of one set of chemical substances to another. When chemical reactions occur, the atoms are rearranged and the reaction is accompanied by an Gibbs free energy, ...

s. He is a Chemistry Professor at the

University of Utah The University of Utah (the U, U of U, or simply Utah) is a public university, public research university in Salt Lake City, Utah, United States. It was established in 1850 as the University of Deseret (Book of Mormon), Deseret by the General A ...

Career

Armentrout received his B.S. degree from

Case Western Reserve University Case Western Reserve University (CWRU) is a Private university, private research university in Cleveland, Ohio, United States. It was established in 1967 by a merger between Western Reserve University and the Case Institute of Technology. Case ...

in 1975 and earned his

Ph.D A Doctor of Philosophy (PhD, DPhil; or ) is a terminal degree that usually denotes the highest level of academic achievement in a given discipline and is awarded following a course of graduate study and original research. The name of the deg ...

. from the

California Institute of Technology The California Institute of Technology (branded as Caltech) is a private research university in Pasadena, California, United States. The university is responsible for many modern scientific advancements and is among a small group of institutes ...

in 1980. During these studies he determined that much of the published information on

thermodynamic state In thermodynamics, a thermodynamic state of a system is its condition at a specific time; that is, fully identified by values of a suitable set of parameters known as state variables, state parameters or thermodynamic variables. Once such a set ...

s was not reliable, or was presented in differing formats. When he became a research professor he used this frustration as motivation to invent and construct the guided ion-beam tandem mass

spectrometer A spectrometer () is a scientific instrument used to separate and measure Spectrum, spectral components of a physical phenomenon. Spectrometer is a broad term often used to describe instruments that measure a continuous variable of a phenomeno ...

, which provided highly accurate thermodynamic measurements. With this instrument in hand, he went on to invent or improve tools to analyze those measurements, including advanced computer

algorithm In mathematics and computer science, an algorithm () is a finite sequence of Rigour#Mathematics, mathematically rigorous instructions, typically used to solve a class of specific Computational problem, problems or to perform a computation. Algo ...

s. He has published much data on the properties of

transition metal In chemistry, a transition metal (or transition element) is a chemical element in the d-block of the periodic table (groups 3 to 12), though the elements of group 12 (and less often group 3) are sometimes excluded. The lanthanide and actinid ...

s, and has worked most recently on the thermodynamic properties of

biological systems A biological system is a complex Biological network inference, network which connects several biologically relevant entities. Biological organization spans several scales and are determined based different structures depending on what the system is ...

Awards

* 1984–1989 National Science Foundation

Presidential Young Investigator Award The Presidential Young Investigator Award (PYI) was awarded by the National Science Foundation of the United States Federal Government. The program operated from 1984 to 1991, and was replaced by the NSF Young Investigator (NYI) Awards and Preside ...

* 2001 Biemann Medal * Case Western Chemistry Department - Outstanding Alumnus of the Year *

American Chemical Society The American Chemical Society (ACS) is a scientific society based in the United States that supports scientific inquiry in the field of chemistry. Founded in 1876 at New York University, the ACS currently has more than 155,000 members at all ...

Utah Section - Award of Chemistry * Member of

Phi Kappa Phi The Honor Society of Phi Kappa Phi (or simply Phi Kappa Phi or ) is an honor society established in 1897 to recognize and encourage superior scholarship without restriction as to the area of study, and to promote the "unity and democracy of educa ...

Honor Society * 2009

– Award for Outstanding Achievement in Mass Spectrometry

References

21st-century American chemists Mass spectrometrists California Institute of Technology alumni Case Western Reserve University alumni Living people University of Utah faculty 1953 births Fellows of the American Physical Society {{US-chemist-stub