PPT-Secondary Ion Mass Spectrometry

A look at SIMS and Surface Analysis Secondary Ion Mass Spectrometry What are Secondary Ions Ions created from the interaction between a surface and an ion beam the primary ions Require high vacuum 10. A surface analytical . technique. Routine analytical technique. Detailed chemical structure. information. High sensitivity. New primary ion sources (Au,. Bi, & buckministerfullerene. PUMP How the magnetic sector mass spectrograph works: qvB = mv), B the magnetic field, m is the mass of the Classically, the speed of the ion, v, is related Andrew Rouff and Ben Berger. A Brief History. 1897- JJ Thomson recorded first mass-to-charge ratio of electrons. 1951- W. Pauli and H. Steinwedel developed first quadrupole mass spectrometer. 1959- K. Biemann applies electron ionisation mass spectrometry. Courtesy www.lab-initio.com. Purpose of Mass Spectrometry. P. roduces.  . spectra of masses from . the molecules . in . a sample of . material, and fragments of the molecules.. U. sed . to determine . Science Afternoon at NIST. February 4. th. , 2013. Questions Analytical (Bio)Chemists Ask. Environmental. Is the water safe to drink?. Deepwater. Horizon Oil Spill: Where did the oil go? When will the seafood be safe to eat again?. Monoatomic i on Ion Name Ion Old Name New Name H + hydrogen ion /proton Cr 2+ chromous ion chromium (II) ion Li + lithium ion Cr 3+ chromic ion chromium (III) ion Na + sodium ion Mn 2+ manganous ion Ziam Ghaznavi. CHE 384T Lithography. November 30. th. , 2017. 1. Outline/Agenda. Motivation. Ion – Solid Interactions. Overview of IBL Systems . Future Outlook. 2. Motivation. SEMATECH and the ITRS. Objectives of the presentation. To get an appreciation of the role of . physics . in . our day to day living. Acquaint ourselves to a novel and . widely used . research tool: Mass Spectrometer. To . introduce the basic physics of mass . &. Secondary. . ion. . mass. . spectrometry. (SIMS). L. Seda Mut 20970802 . Neslihan . Ötük. 20622809. Beytepe. Ankara. 12.04.2012. Outline. Historical Background of MS. . and. SIMS. What is M. and Andrew Gioe. Computation of Molecular Mass. Mass Spectrum is a plot of intensity as a function of mass-charge ratio, m/z. . Mass-charge ratio can be determined through accelerating an ion.. Conti. Does Agilent Have the Answer. ?. Ashley Sage PhD. What is Mass Spectrometry?. A powerful analytical chemistry technique that is used to:. elucidate the structure and chemical properties of molecules. Mass Spectrometry deals with the examination of characteristics fragments and arising from the breakdown of organic molecules. The mass spectrum is the plot of relative intensity of the ions agains SOP template 1 Revised: 06 /2019 MTD Standard Operating Procedure (SOP) This Standard Operating Procedure (SOP) describes basic chemical safety information for Mass Spectrometry (MS) . Prior to con Glenn Piercey. SIMS Lab - CREAIT. Sample Preparation. SIMS Instrument. Data Analysis. Case Studies. . - . Lemarchant. Deposit – Central NL. . - Ming Deposit – Central NL. - . Voisey’s. Bay – Northern Labrador.