PPT-Precision mass measurements for fundamental studies

Tommi Eronen MaxPlanckInstitut für Kernphysik Heidelberg Germany Outline Penning trap mass spectrometry Q m parent m daughter Masses for CKM unitarity tests Superallowed beta decay. 1 02 03 04 05 06 07 08 09 1 Measured Value of x Fraction of Total Measurements SD 01 SD 02 SD 03 brPage 5br mean standard deviation histogram Figure 3 Mass of Unknown Sample 102 104 106 108 11 112 114 116 118 12 Mass kg of Measurements brPage 6br Chapter 1 Section 2. Accuracy. describes how close a measured value is to the true value of the quantity measured. . . a.k.a. “the right answer”, or the agreed upon answer (“consensus” among scientists). Will M. Farr. Northwestern University, CIERA. (See . Kreidberg. , . Bailyn. , WMF, . Kalogera. , arXiv:1205.1805). The Mass Gap. Strange, because main-sequence mass distribution . rising. at low M. (. Variable is a factor that affects the outcome of an experiment.. 3 Types of variables. Experimental/ Independent Variable. The variable that you change . Dependent Variable. The variable that you measure. Chapter 1 Section 2. Accuracy. describes how close a measured value is to the true value of the quantity measured. . . a.k.a. “the right answer”, or the agreed upon answer (“consensus” among scientists). MASS. Definition: Measure of the amount of matter in an object. Value always stays the same, no matter the location in the universe. Measured by a balance. Units expressed in grams (g), kilograms (kg), and milligrams (mg). Precision. Accuracy. Error Types. Significant Digits. Error Propagation. Error in Measurement.  . "Accuracy" means truth.. "Precision" means detail..  . Accuracy. Accurate: measured value very close to actual value.. potential field methods. Jeannot Trampert. GausS. ’ Theorem. For any vector F. STOKES’ Theorem. For any vector F. Potential field theory. A. force F derives from a scalar potential . Φ. if . The work done by force F (see Stokes) . Conversion Problems. Density. Measurements and their Uncertainty . Do any of these signs list a measurement?. - Measurements contain BOTH a . number. and a . unit. .. All measurements depend on units that serve as reference standards. The standards of measurement used in science are those of the metric system. . Fundamental Concepts from Chemistry and Physics. Conventional Unit Systems. 2. Dimension. Technical English. MKS. SI. Engineering English. Absolute English. CGS. Absolute. Mass, M . (derived. ). slug. Herwig. . Schopper’s. 90. th. birthday. John Ellis. (King’s College London & CERN). LEP1: the Ascent of the Standard Model. The Historical Context - I. 1964 – The . Englert. -. Brout. -Higgs mechanism. with nuclear beta decay. Bertram Blank. CEN Bordeaux-Gradignan. . Germanium detector calibration. . experimental. . studies. : 0. +. - 0. + . . b. . decay. . mirror. . b. . decay. future . Battery management systems. 1. Reference Designs / Collateral. Automotive High-Voltage and Isolation Leakage Measurements Ref. Design. Leakage Current Measurement Ref. Design for determining Insulation Resistance. Will M. Farr. Northwestern University, CIERA. (See . Kreidberg. , . Bailyn. , WMF, . Kalogera. , arXiv:1205.1805). The Mass Gap. Strange, because main-sequence mass distribution . rising. at low M. (.