ASACUSA: Measuring the Antiproton Mass and Magnetic Moment
|
|
- Luke Baldwin
- 8 years ago
- Views:
Transcription
1 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 1/19 ASACUSA: Measuring the Antiproton Mass and Magnetic Moment Dezső Horváth on behalf of the ASACUSA Collaboration horvath.dezso@wigner.mta.hu Wigner Research Centre for Physics, Institute for Particle and Nuclear Physics, Budapest, Hungary & ATOMKI, Debrecen, Hungary
2 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 2/19 CPT Invariance Charge conjugation: Space reflection: Time reversal: C p(r, t)> = p(r, t)> P p(r, t)> = p( r, t)> T p(r, t)> = p(r, t)> Basic assumption of field theory: CPT p(r,t)> = p( r, t)> p(r,t)> meaning free antiparticle particle going backwards in space and time. e p k γ Giving up CPT one has to give up: p k locality of interactions causality, or unitarity conservation of matter, information,... or Lorentz invariance e + p k γ
3 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 3/19 The Antiproton Decelerator at CERN has been built to test CPT invariance Particle = antiparticle? hree experiments test CPT: TRAP: q(p)/m(p) q(p)/m(p) H(2S 1S) H(2S 1S) LPHA: H(2S 1S) H(2S 1S) SACUSA: q(p) 2 m(p) q(p) 2 m(p) µ l (p) µ l (p) H H HF structure ED: done, GREEN: planned c Ryugo S. Hayano
4 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 4/19 Mass and Charge of Antiproton Proton s well (?) known: m(p)/m(e) = (75) q(e) = (35) C Precision: and Relative measurements: proton vs. antiproton Cyclotron frequency in trap q/m TRAP ATRAP collaboration Harvard, Bonn, München, Seoul p and H together precision Atomic transitions: E n m red c 2 (Zα) 2 /(2n) m q 2 PS-205 ASACUSA collaboration Tokyo, Brescia, Budapest, Debrecen, Munich, Vienna Atomic Spectroscopy And Collisions Using Slow Antiprotons Asakusa, Tokyo
5 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 5/19 Metastable hadronic atoms In matter (gas, liquid, solid) τ(hadron) τ 1 ps except 3% of X He: K, π : decay lifetime; p: 3 4 µs Metastable 3-body system Auger suppressed, slow radiative transitions only Electron cloud protects p against collisions Electron tightly bound: 1S; p: n 40, l n 1, Rydberg state
6 Induce transition between long-lived and short-lived states Force prompt annihilation Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 6/19
7 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 7/19 Resolution and stability Dramatic improvement of resolution and stability Resonance profile of the (n,l) = (37,35) (38,34) transition at λ = nm 2010: He at T = 1.5K, Ti:Sapphire pulsed laser
8 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 8/19 Determination of m(p),q(p) 8 Antiprotonic Helium 6 4 TRAP Determination of antiproton mass and charge: possible deviation from those of the proton TRAP: m/q; ASACUSA: m Q 2
9 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 9/19 Two-photon spectroscopy In low density gas main precision limitation: thermal Doppler broadening even at T < 10 K Excite l = 2 transition with 2 photons Two counterpropagating photons with ν 1 ν 2 eliminate 1st order Doppler effect Laser linewidth should not overlap with resonance M. Hori, A. Sótér, D. Barna, A. Dax, R.S. Hayano, S. Friedreich, B. Juhász, T. Pask, E. Widmann, D. Horváth, L. Venturelli, N. Zurlo: Two-photon laser spectroscopy of pbar-he + and the antiproton-to-electron mass ratio, Nature 475 (2011) , Few Body Syst. 54 (2013)
10 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 10/19 Two-photon spectroscopy: results M p /m e = (23) Uncertainties: (stat), (syst), (theor) Good agreement with proton results, similar (slightly higher) uncertainty. Assuming CPT invariance our result can be included in the determination of M p and m e. Upper limit for the charge and mass difference (i.e. possible CPT violation) at on a 90% confidence level. M. Hori et al., Nature 475 (2011)
11 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 11/19 Level splitting inphe + atoms F =L 1/2 F =L 1/2 (n,l ) F =L 1/2 J + =L F =L 1/2 J + =L (n,l ) F =L 1/2 J + =L J =L 1 J =L 1 J =L 1 F + =L +1/2 (n,l) (n,l) ν HF + F + =L +1/2 (n,l) f + J ++ = L+1 ν HF J ++ = L+1 f + J ++ = L+1 F + =L+1/2 J + =L F + =L+1/2 J + =L F + =L+1/2 J + =L Step 1: depopulation of F + doublet with f + laser pulse Step 2: equalization of populations of F + and F - by microwave Magnetic moments µ(p) µ(p) CPT invariance OK S. Friedreich, D. Barna, F. Caspers, A. Dax, R. S. Hayano, M. Hori, D. Horváth, B. Juhász, T. Kobayashi, O. Massiczek, A. Sótér, K. Todoroki, E. Widmann, J. Zmeskal: Physics Letters B 700 (2011) 1-6. R ++ /R ++ off Step 3: probing of population of F + doublet with 2nd f + laser pulse ν HF ν HF ν MW (GHz) Microwave frequency scan
12 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 12/19 p 3 He HF structure: laser & MW scan S. Friedreich et al., Physics Letters B 700 (2011) 1. arxive: , 2013.
13 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 13/19 Segmented detectors for Paul trap A. Sótér, K. Todoroki, T. Kobayashi, D. Barna, D. Horváth, M. Hori: Submitted to Nucl. Instr. Meth Trap design: D. Barna, M. Hori Stand: Wigner RCP
14 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 14/19 Extra Low ENergy Antiprotons Success of RFQ post-decelerator of ASACUSA CERN decided to build storage ring ELENA. Plan: launch it in AD: 5.8 MeV p, /shot ELENA: 100 kev p, /shot 4 bunches to 4 expts every 120 sec Dániel Barna: Design of beam line
15 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 15/19 Financing Supported by: Hungarian Scientific Research Fund (OTKA) : T72172, HUF 8,854, : K103917, HUF 15,916,000 Hungarian Academy of Sciences Generous collaborating institutes (U. Tokyo, MPQ Munich, SMI Vienna)
16 Thanks for your attention Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 16/19
17 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 17/19 Near-resonant two-photon spectroscopy (n,l) = (36,34) (34,32) Doppler suppression: 417 nm 372 nm (36,34) ν γ1 γ 2 = ν 1 ν 2 ν 1 +ν 2 ν Doppler Gain: 20 Limitation: residual Doppler, frequency chirp systematics Expected f few MhZ Virtual state 372 nm 417 nm E (35,33) (34,32)
18 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 18/19 MUSASHI: slow antiproton beam Monoenergetic Ultra Slow Antiproton Source for High precision Investigations Musashi Miyamoto self-portrait MeV p injected into RFQ 100 kev p injected into trap 10 6 p trapped and cooled (2002) slow p extracted (2004) Cold p compressed in trap (2008) ( p, E = 0.3 ev, R = 0.25 mm) N. Kuroda,...D. Barna, D. Horváth, Y. Yamazaki: Phys. Rev. Lett. 100 (2008)
19 Dezső Horváth ASACUSA ECFA, 4 October 2013, Wigner FK, Budapest p. 19/19 References R.S. Hayano, M. Hori, D. Horváth, E. Widmann: Antiprotonic helium and CP T invariance, Reports on Progress in Physics, 70 (2007) M. Hori, A. Sótér, D. Barna, A. Dax, R.S. Hayano, S. Friedreich, B. Juhász, T. Pask, E. Widmann, D. Horváth, L. Venturelli, N. Zurlo: Two-photon laser spectroscopy of pbar-he + and the antiproton-to-electron mass ratio, Nature 475 (2011) , Few Body Syst. 54 (2013) S. Friedreich, D. Barna, F. Caspers, A. Dax, R. S. Hayano, M. Hori, D. Horváth, B. Juhász, T. Kobayashi, O. Massiczek, A. Sótér, K. Todoroki, E. Widmann, J. Zmeskal: Microwave spectroscopic study of the hyperfine structure of antiprotonic helium-3, arxive: , H. Aghai-Khozani, D. Barna,... A. Sótér,... N. Zurlo: First experimental detection of antiproton in-flight annihilation on nuclei at 130 kev, Eur. Phys. J. Plus 127 (2012) 125.
The ASACUSA (AD-3) experiment
The ASACUSA (AD-3) experiment Dezső Horváth KFKI Research Institute for Particle and Nuclear Physics, Budapest and Institute of Nuclear Research (ATOMKI), Debrecen The ASACUSA collaboration at CERN p-he
More informationHow To Test Antimatter
Dezső Horváth Antimatter FFK-2014, 1-5 December 2014, Dubna, Russia p. 1/24 Antimatter Experiments at CERN Dezső Horváth horvath.dezso@wigner.mta.hu Wigner Research Centre for Physics, Institute for Particle
More informationAntimatter Spectroscopy
Dezső Horváth: Antimatter Spectroscopy BSS-2015, Balatonalmádi, Hungary p. 1 Antimatter Spectroscopy Balaton Summer School, 25 August 2015, Balatonalmádi, Hungary Dezső Horváth horvath.dezso@wigner.mta.hu
More informationMasses in Atomic Units
Nuclear Composition - the forces binding protons and neutrons in the nucleus are much stronger (binding energy of MeV) than the forces binding electrons to the atom (binding energy of ev) - the constituents
More informationACCELERATORS AND MEDICAL PHYSICS 2
ACCELERATORS AND MEDICAL PHYSICS 2 Ugo Amaldi University of Milano Bicocca and TERA Foundation EPFL 2-28.10.10 - U. Amaldi 1 The icone of radiation therapy Radiation beam in matter EPFL 2-28.10.10 - U.
More informationEXPERIMENTAL CONDITIONS FOR CROSS SECTION MEASUREMENTS FOR ANALYTICAL PURPOSES. L. Csedreki 1. Abstract. I. Introduction
ACTA PHYSICA DEBRECINA XLVI, 25 (2012) EXPERIMENTAL CONDITIONS FOR CROSS SECTION MEASUREMENTS FOR ANALYTICAL PURPOSES L. Csedreki 1 1 Institute of Nuclear Research of the Hungarian Academy of Sciences,
More informationLight as a Wave. The Nature of Light. EM Radiation Spectrum. EM Radiation Spectrum. Electromagnetic Radiation
The Nature of Light Light and other forms of radiation carry information to us from distance astronomical objects Visible light is a subset of a huge spectrum of electromagnetic radiation Maxwell pioneered
More informationNuclear Physics. Nuclear Physics comprises the study of:
Nuclear Physics Nuclear Physics comprises the study of: The general properties of nuclei The particles contained in the nucleus The interaction between these particles Radioactivity and nuclear reactions
More informationCoherent control of a short and intensive XUV laser pulse in the spherical symmetric box potential
Coherent control of a short and intensive XUV laser pulse in the spherical symmetric box potential Imre Ferenc Barna and Péter Dombi 1 2 1) KFKI - AEKI Atomic Energy Research Institute of the Hungarian
More informationNuclear Magnetic Resonance (NMR) Spectroscopy
April 28, 2016 Exam #3: Graded exams on Tuesday! Final Exam Tuesday, May 10 th, 10:30 a.m. Room: Votey 207 (tentative) Review Session: Sunday, May 8 th, 4 pm, Kalkin 325 (tentative) Office Hours Next week:
More informationConcept 2. A. Description of light-matter interaction B. Quantitatities in spectroscopy
Concept 2 A. Description of light-matter interaction B. Quantitatities in spectroscopy Dipole approximation Rabi oscillations Einstein kinetics in two-level system B. Absorption: quantitative description
More informationNuclear Physics and Radioactivity
Nuclear Physics and Radioactivity 1. The number of electrons in an atom of atomic number Z and mass number A is 1) A 2) Z 3) A+Z 4) A-Z 2. The repulsive force between the positively charged protons does
More informationGamma Ray Detection at RIA
Gamma Ray Detection at RIA Summary Report: Physics & Functional Requirements Cyrus Baktash Physics goals Experimental tools: Techniques & Reactions Functional Requirements Physics Questions (Discussed
More informationCryoEDM A Cryogenic Neutron-EDM Experiment. Collaboration: Sussex University, RAL, ILL, Kure University, Oxford University Hans Kraus
CryoEDM A Cryogenic Neutron-EDM Experiment Collaboration: Sussex University, RAL, ILL, Kure University, Oxford University Hans Kraus nedm Overview Theoretical Background The Method of Ramsey Resonance
More informationTheoretical Particle Physics FYTN04: Oral Exam Questions, version ht15
Theoretical Particle Physics FYTN04: Oral Exam Questions, version ht15 Examples of The questions are roughly ordered by chapter but are often connected across the different chapters. Ordering is as in
More informationHow To Find The Higgs Boson
Dezső Horváth: Search for Higgs bosons Balaton Summer School, Balatongyörök, 07.07.2009 p. 1/25 Search for Higgs bosons Balaton Summer School, Balatongyörök, 07.07.2009 Dezső Horváth MTA KFKI Research
More informationCalorimetry in particle physics experiments
Calorimetry in particle physics experiments Unit n. 8 Calibration techniques Roberta Arcidiacono Lecture overview Introduction Hardware Calibration Test Beam Calibration In-situ Calibration (EM calorimeters)
More informationStatus of High Current Ion Sources. Daniela Leitner Lawrence Berkeley National Laboratory
http://ecrgroup.lbl.gov Status of High Current Ion Sources Daniela Leitner Lawrence Berkeley National Laboratory October, 27th, 2003 1 Content Overview of available high current sources Requirements for
More informationExperiment 5. Lasers and laser mode structure
Northeastern University, PHYS5318 Spring 2014, 1 1. Introduction Experiment 5. Lasers and laser mode structure The laser is a very important optical tool that has found widespread use in science and industry,
More informationAEGIS at CERN: measuring Antihydrogen fall
at CERN: measuring Antihydrogen fall Marco Giammarchi Istituto Nazionale di Fisica Nucleare Sezione di Milano Via Celoria 16, 20133 Milano, Italy E-mail: marco.giammarchi@mi.infn.it On behalf of the AEGIS
More informationThe accurate calibration of all detectors is crucial for the subsequent data
Chapter 4 Calibration The accurate calibration of all detectors is crucial for the subsequent data analysis. The stability of the gain and offset for energy and time calibration of all detectors involved
More informationKE A = PE MAX 1/2M v 2 = k q1 q2 /R
CHAPTER 13 NUCLEAR STRUCTURE NUCLEAR FORCE The nucleus is help firmly together by the nuclear or strong force, We can estimate the nuclear force by observing that protons residing about 1fm = 10-15m apart
More informationWidths of spectral lines
Widths of spectral lines Real spectral lines are broadened because: Energy levels are not infinitely sharp. Atoms are moving relative to observer. 3 mechanisms determine profile φ(ν) Quantum mechanical
More informationTopic 3. Evidence for the Big Bang
Topic 3 Primordial nucleosynthesis Evidence for the Big Bang! Back in the 1920s it was generally thought that the Universe was infinite! However a number of experimental observations started to question
More informationarxiv:astro-ph/0509450 v1 15 Sep 2005
arxiv:astro-ph/0509450 v1 15 Sep 2005 TESTING THERMO-ACOUSTIC SOUND GENERATION IN WATER WITH PROTON AND LASER BEAMS K. GRAF, G. ANTON, J. HÖSSL, A. KAPPES, T. KARG, U. KATZ, R. LAHMANN, C. NAUMANN, K.
More informationNuclear Magnetic Resonance
Nuclear Magnetic Resonance NMR is probably the most useful and powerful technique for identifying and characterizing organic compounds. Felix Bloch and Edward Mills Purcell were awarded the 1952 Nobel
More informationMATS. Precision Measurements of Very-Short Lived Nuclei Using an Advances Trapping System for Highly-Charged Ions
MATS Measurements of Very-Short Lived Nuclei Using an Advances Trapping System for Highly-Charged Ions Frank Herfurth, GSI-Darmstadt for the MATS Collaboration TOF Ion production FRS Low Energy Branch
More informationULTRAFAST LASERS: Free electron lasers thrive from synergy with ultrafast laser systems
Page 1 of 6 ULTRAFAST LASERS: Free electron lasers thrive from synergy with ultrafast laser systems Free electron lasers support unique time-resolved experiments over a wide range of x-ray wavelengths,
More informationInterstellar Cosmic-Ray Spectrum from Gamma Rays and Synchrotron
Interstellar Cosmic-Ray Spectrum from Gamma Rays and Synchrotron Chuck Naval Research Laboratory, Washington, DC charles.dermer@nrl.navy.mil Andy Strong Max-Planck-Institut für extraterrestrische Physik,
More informationStatus of the FERMI@Elettra Free Electron Laser
Status of the FERMI@Elettra Free Electron Laser E. Allaria on behalf of the FERMI team Work partially supported by the Italian Ministry of University and Research under grants FIRB-RBAP045JF2 and FIRB-RBAP06AWK3
More informationThe AGATA campaign at GSI. Zsolt Podolyák University of Surrey
The AGATA campaign at GSI Zsolt Podolyák University of Surrey γ-ray spectroscopy at GSI AGATA 2012-2014 In-beam Spectroscopy production selection identification reaction spectroscopy identification γ detectors
More informationNuclear Magnetic Resonance (NMR) Spectroscopy cont... Recommended Reading:
Applied Spectroscopy Nuclear Magnetic Resonance (NMR) Spectroscopy cont... Recommended Reading: Banwell and McCash Chapter 7 Skoog, Holler Nieman Chapter 19 Atkins, Chapter 18 Relaxation processes We need
More informationPoS(NIC XIII)084. Nuclear Astrophysics @ GANIL. Francois de Oliveira GANIL, Bd H. Becquerel, 14000 Caen E-mail: oliveira@ganil.fr
Nuclear Astrophysics @ GANIL Francois de Oliveira GANIL, Bd H. Becquerel, 14000 Caen E-mail: oliveira@ganil.fr GANIL is an unique facility where high quality radioactive beams are available at low and
More informationAuger width of metastable states in antiprotonic helium II
«Избранные вопросы теоретической физики и астрофизики». Дубна: ОИЯИ, 2003. С. 153 158. Auger width of metastable states in antiprotonic helium II J. Révai a and A. T. Kruppa b a Research Institute for
More informationCONCEPT OF DETERMINISTIC ION IMPLANTATION AT THE NANOSCALE
CONCEPT OF DETERMINISTIC ION IMPLANTATION AT THE NANOSCALE Daniel Spemann Jan Meijer 1, Jürgen W. Gerlach, Paul Räcke 1, Susann Liedtke, Stephan Rauschenbach 2, Bernd Rauschenbach 1 University of Leipzig,
More informationThe OPERA Emulsions. Jan Lenkeit. Hamburg Student Seminar, 12 June 2008. Institut für Experimentalphysik Forschungsgruppe Neutrinophysik
The OPERA Emulsions Jan Lenkeit Institut für Experimentalphysik Forschungsgruppe Neutrinophysik Hamburg Student Seminar, 12 June 2008 1/43 Outline The OPERA experiment Nuclear emulsions The OPERA emulsions
More informationBasic Nuclear Concepts
Section 7: In this section, we present a basic description of atomic nuclei, the stored energy contained within them, their occurrence and stability Basic Nuclear Concepts EARLY DISCOVERIES [see also Section
More informationBrief remarks. m 2hyp,i + p2π,i + 2π + p 2π,i = m 2 hyp,i + p2 π,i + E π,i (2) m K + m A =
1 Brief remarks In FINUDA the strangeness-exchange reaction is used to produce Λ- hypernuclei with stopped K s: K stop + Z A Z Λ A + π (1) Thanks to the energy conservation, we can write for each bound
More informationbulk 5. Surface Analysis Why surface Analysis? Introduction Methods: XPS, AES, RBS
5. Surface Analysis Introduction Methods: XPS, AES, RBS Autumn 2011 Experimental Methods in Physics Marco Cantoni Why surface Analysis? Bulk: structural function Electrical/thermal conduction Volume increases
More informationLow- and high-energy neutrinos from gamma-ray bursts
Low- and high-energy neutrinos from gamma-ray bursts Hylke B.J. Koers Low- and high-energy neutrinos from gamma-ray bursts Hylke B.J. Koers HK and Ralph Wijers, MNRAS 364 (2005), 934 (astro-ph/0505533)
More informationHIGH CURRENT OPERATION OF THE ACSI TR30 CYCLOTRON
HIGH CURRENT OPERATION OF THE ACSI TR30 CYCLOTRON 18 th International Conference on Cyclotrons and their Applications, Sicily, 2007 Vasile Sabaiduc, Project Manager, RF Senior Engineer Advanced Cyclotron
More informationCross section, Flux, Luminosity, Scattering Rates
Cross section, Flux, Luminosity, Scattering Rates Table of Contents Paul Avery (Andrey Korytov) Sep. 9, 013 1 Introduction... 1 Cross section, flux and scattering... 1 3 Scattering length λ and λ ρ...
More informationRelativistic kinematics basic energy, mass and momentum units, Lorents force, track bending, sagitta. First accelerator: cathode ray tube
Accelerators Relativistic kinematics basic energy, mass and momentum units, Lorents force, track bending, sagitta Basic static acceleration: First accelerator: cathode ray tube Cathode C consist of a filament,
More informationObjectives 404 CHAPTER 9 RADIATION
Objectives Explain the difference between isotopes of the same element. Describe the force that holds nucleons together. Explain the relationship between mass and energy according to Einstein s theory
More informationProton Nuclear Magnetic Resonance Spectroscopy
CHEM 334L Organic Chemistry Laboratory Revision 2.0 Proton Nuclear Magnetic Resonance Spectroscopy In this laboratory exercise we will learn how to use the Chemistry Department's Nuclear Magnetic Resonance
More information5. The Nature of Light. Does Light Travel Infinitely Fast? EMR Travels At Finite Speed. EMR: Electric & Magnetic Waves
5. The Nature of Light Light travels in vacuum at 3.0. 10 8 m/s Light is one form of electromagnetic radiation Continuous radiation: Based on temperature Wien s Law & the Stefan-Boltzmann Law Light has
More informationMetastability Exchange Optical Pumping of Helium-3 at High Pressures and 1.5 T: Comparison of two Optical Pumping Transitions
Metastability Exchange Optical Pumping of Helium-3 at High Pressures and 1.5 T: Comparison of two Optical Pumping Transitions Marie Abboud, Alice Sinatra, Geneviève Tastevin, Pierre-Jean Nacher, Xavier
More informationMagnetic dynamics driven by spin current
Magnetic dynamics driven by spin current Sergej O. Demokritov University of Muenster, Germany Giant magnetoresistance Spin current Group of NonLinear Magnetic Dynamics Charge current vs spin current Electron:
More informationAZ State Standards. Concept 3: Conservation of Energy and Increase in Disorder Understand ways that energy is conserved, stored, and transferred.
Forms of Energy AZ State Standards Concept 3: Conservation of Energy and Increase in Disorder Understand ways that energy is conserved, stored, and transferred. PO 1. Describe the following ways in which
More informationBeam Dynamics Studies and Design Optimisation of New Low Energy Antiproton Facilities arxiv:1606.06697v1 [physics.acc-ph] 21 Jun 2016
Beam Dynamics Studies and Design Optimisation of New Low Energy Antiproton Facilities arxiv:606.06697v [physics.acc-ph] 2 Jun 206 Javier Resta-Lopez, James R. Hunt, Carsten P. Welsch Department of Physics,
More informationQuantum control of individual electron and nuclear spins in diamond lattice
Quantum control of individual electron and nuclear spins in diamond lattice Mikhail Lukin Physics Department, Harvard University Collaborators: L.Childress, M.Gurudev Dutt, J.Taylor, D.Chang, L.Jiang,A.Zibrov
More informationHeating & Cooling in Molecular Clouds
Lecture 8: Cloud Stability Heating & Cooling in Molecular Clouds Balance of heating and cooling processes helps to set the temperature in the gas. This then sets the minimum internal pressure in a core
More informationThe Birth of the Universe Newcomer Academy High School Visualization One
The Birth of the Universe Newcomer Academy High School Visualization One Chapter Topic Key Points of Discussion Notes & Vocabulary 1 Birth of The Big Bang Theory Activity 4A the How and when did the universe
More informationNMR - Basic principles
NMR - Basic principles Subatomic particles like electrons, protons and neutrons are associated with spin - a fundamental property like charge or mass. In the case of nuclei with even number of protons
More informationStudy of electron cloud at MI and slip stacking process simulation
Study of electron cloud at MI and slip stacking process simulation Alexandr S. Valkovich Purpose 1.Understand the slip stacking process which happens in the Main Injector. 2. Calculation of bunch distortion
More informationHow To Understand The Measurement Process
April 24, 2015 Exam #3: Solution Key online now! Graded exams by Monday! Final Exam Monday, May 4 th, 10:30 a.m. Room: Perkins 107 1 A Classical Perspective A classical view will help us understand the
More informationFerroxcube. For more information on Product Status Definitions, see page 3. 2008 Sep 01 275 CBW625
CBW625 For more information on Product Status Definitions, see page 3. 2008 Sep 01 275 INTRODUCTION Ferrites are used not only in the known consumer and professional electronics applications, but also
More informationRadiation Detection and Measurement
Radiation Detection and Measurement June 2008 Tom Lewellen Tkldog@u.washington.edu Types of radiation relevant to Nuclear Medicine Particle Symbol Mass (MeV/c 2 ) Charge Electron e-,! - 0.511-1 Positron
More informationThe Mainz LXe TPC MC simulations for a Compton scattering experiment
The Mainz LXe TPC MC simulations for a Compton scattering experiment Pierre Sissol Johannes Gutenberg Universität Mainz 12 November 2012 1 / 24 Outline 1 Dark Matter 2 Principle of a dual-phase LXe TPC
More informationWhat is Energy conservation Rate in the Universe?
Thermal Equilibrium Energy conservation equation Heating by photoionization Cooling by recombination Cooling by brehmsstralung Cooling by collisionally excited lines Collisional de-excitation Detailed
More informationPerfect Fluidity in Cold Atomic Gases?
Perfect Fluidity in Cold Atomic Gases? Thomas Schaefer North Carolina State University 1 Elliptic Flow Hydrodynamic expansion converts coordinate space anisotropy to momentum space anisotropy Anisotropy
More information2, 8, 20, 28, 50, 82, 126.
Chapter 5 Nuclear Shell Model 5.1 Magic Numbers The binding energies predicted by the Liquid Drop Model underestimate the actual binding energies of magic nuclei for which either the number of neutrons
More informationNara Women s University, Nara, Japan B.A. Honors in physics 2002 March 31 Thesis: Particle Production in Relativistic Heavy Ion Collisions
Maya SHIMOMURA Brookhaven National Laboratory, Upton, NY, 11973, U.S.A. PROFILE I am an experimentalist working for high-energy heavy ion at Iowa State University as a postdoctoral research associate.
More informationMedical Applications of radiation physics. Riccardo Faccini Universita di Roma La Sapienza
Medical Applications of radiation physics Riccardo Faccini Universita di Roma La Sapienza Outlook Introduction to radiation which one? how does it interact with matter? how is it generated? Diagnostics
More informationScuola Raimondo Anni Electro-weak probes in Nuclear Physics. Electron scattering. (a general introduction) Antonio M. Lallena. Universidad de Granada
Scuola Raimondo Anni Electro-weak probes in Nuclear Physics Electron scattering (a general introduction) Antonio M. Lallena Universidad de Granada Otranto, 2013 Outline i. A very short history of electron
More informationNANOFLAM. Projet ANR Blanc 2011 BS0401001. Aide allouée: 337 000, durée 36+8 mois (fin : Mai 2015) Laboratoire H. Curien
Laboratoire H. Curien Centre de Physique Théorique F. Courvoisier R. Stoian & T. Itina A. Couairon NANOFLAM Projet ANR Blanc 2011 BS0401001 Contrôle de la filamentation et de la génération de plasma avec
More informationCosmic Ray Astrophysics with AMS-02 Daniel Haas - Université de Genève on behalf of the AMS collaboration
Cosmic Ray Astrophysics with AMS-02 Daniel Haas - Université de Genève on behalf of the AMS collaboration Overview of AMS-02 Cosmic ray studies p/he, Z>2, p/e +, γ-rays Comparison AMS vs. GLAST AMS vs.
More informationNuclear Reaction and Structure Databases of the National Nuclear Data Center
BNL-76738-2006-CP Nuclear Reaction and Structure Databases of the National Nuclear Data Center B. Pritychenko E-mail: pritychenko@bnl.gov M.W. Herman E-mail: mwherman@bnl.gov S.F. Mughabghab E-mail: mugabgab@bnl.gov
More informationIsotope Separation On Line and Post Acceleration
Isotope Separation On Line and Post Acceleration P. Van Duppen Instituut voor Kern- en Stralingsfyisca, K. U. Leuven, 3001 Leuven, Belgium Abstract. In this Lecture the production of radioactive isotopes
More informationarxiv:nucl-ex/0507023v2 18 Jul 2005
Diffraction Dissociation - 50 Years later Sebastian N. White Brookhaven National Laboratory, Upton, N.Y. 11973, USA arxiv:nucl-ex/0507023v2 18 Jul 2005 Abstract. The field of Diffraction Dissociation,
More information13C NMR Spectroscopy
13 C NMR Spectroscopy Introduction Nuclear magnetic resonance spectroscopy (NMR) is the most powerful tool available for structural determination. A nucleus with an odd number of protons, an odd number
More informationPerfect Fluidity in Cold Atomic Gases?
Perfect Fluidity in Cold Atomic Gases? Thomas Schaefer North Carolina State University 1 Hydrodynamics Long-wavelength, low-frequency dynamics of conserved or spontaneoulsy broken symmetry variables τ
More informationMain properties of atoms and nucleus
Main properties of atoms and nucleus. Atom Structure.... Structure of Nuclei... 3. Definition of Isotopes... 4. Energy Characteristics of Nuclei... 5. Laws of Radioactive Nuclei Transformation... 3. Atom
More informationHow To Understand Light And Color
PRACTICE EXAM IV P202 SPRING 2004 1. In two separate double slit experiments, an interference pattern is observed on a screen. In the first experiment, violet light (λ = 754 nm) is used and a second-order
More informationLes Accélérateurs Laser Plasma
Les Accélérateurs Laser Plasma Victor Malka Laboratoire d Optique Appliquée ENSTA ParisTech Ecole Polytechnique CNRS PALAISEAU, France victor.malka@ensta.fr Accelerators : One century of exploration of
More informationActivities at the University of Frankfurt (IAP)
Activities at the University of Frankfurt (IAP) Holger Podlech Ulrich Ratzinger Oliver Kester Institut für Angewandte Physik (IAP) Goethe-Universität Frankfurt am Main H. Podlech 1 Development of 325 MHz
More informationElectronic Supplementary Information
Electronic Supplementary Material (ESI) for Physical Chemistry Chemical Physics. This journal is the Owner Societies 2016 Electronic Supplementary Information Achieving High Resolution and Controlling
More informationThe ithemba LABS Radioactive Beam Project. R A Bark
The ithemba LABS Radioactive Beam Project R A Bark Scientific Committee Local Committee Rob Bark Krish Bharuth-Ram Pete Jones Steve Karataglidis Kobus Lawrie Rudzani Nemutudi Rudolf Nchodu Paul Papka Carlos
More informationTowards large dynamic range beam diagnostics and beam dynamics studies. Pavel Evtushenko
Towards large dynamic range beam diagnostics and beam dynamics studies Pavel Evtushenko Motivation Linacs with average current 1-2 ma and energy 1-2.5 GeV are envisioned as drivers for next generation
More informationGCE Physics A. Mark Scheme for June 2014. Unit G485: Fields, Particles and Frontiers of Physics. Advanced GCE. Oxford Cambridge and RSA Examinations
GCE Physics A Unit G485: Fields, Particles and Frontiers of Physics Advanced GCE Mark Scheme for June 014 Oxford Cambridge and RSA Examinations OCR (Oxford Cambridge and RSA) is a leading UK awarding body,
More informationThe Physics of Energy sources Nuclear Fusion
The Physics of Energy sources Nuclear Fusion B. Maffei Bruno.maffei@manchester.ac.uk www.jb.man.ac.uk/~bm Nuclear Fusion 1 What is nuclear fusion? We have seen that fission is the fragmentation of a heavy
More informationApplications of confocal fluorescence microscopy in biological sciences
Applications of confocal fluorescence microscopy in biological sciences B R Boruah Department of Physics IIT Guwahati Email: brboruah@iitg.ac.in Page 1 Contents Introduction Optical resolution Optical
More informationAtomic and Nuclear Physics Laboratory (Physics 4780)
Gamma Ray Spectroscopy Week of September 27, 2010 Atomic and Nuclear Physics Laboratory (Physics 4780) The University of Toledo Instructor: Randy Ellingson Gamma Ray Production: Co 60 60 60 27Co28Ni *
More informationDEMONSTRATION ACCELERATOR DRIVEN COMPLEX FOR EFFECTIVE INCINERATION OF 99 Tc AND 129 I
DEMONSTRATION ACCELERATOR DRIVEN COMPLEX FOR EFFECTIVE INCINERATION OF 99 Tc AND 129 I A.S. Gerasimov, G.V. Kiselev, L.A. Myrtsymova State Scientific Centre of the Russian Federation Institute of Theoretical
More informationHigh Energy Physics. Lecture 4 More kinematics and a picture show of particle collisions
High Energy Physics Lecture 4 More kinematics and a picture show of particle collisions 1 Recall from the previous lecture: the momentum of the scattered Particle in an elastic collision is given by p
More informationConfocal Microscopy and Atomic Force Microscopy (AFM) A very brief primer...
Confocal Microscopy and Atomic Force Microscopy (AFM) of biofilms A very brief primer... Fundamentals of Confocal Microscopy Based on a conventional fluorescence microscope Fluorescent Microscope Confocal
More informationCharged Particle in a Magnetic Field
Charged Particle in a Magnetic Field Consider a particle moving in an external magnetic field with its velocity perpendicular to the field The force is always directed toward the center of the circular
More informationCalculating particle properties of a wave
Calculating particle properties of a wave A light wave consists of particles (photons): The energy E of the particle is calculated from the frequency f of the wave via Planck: E = h f (1) A particle can
More informationPoS(LHCPP2013)033. Rare B meson decays at LHC. Francesco Dettori Nikhef and Vrij Universiteit, Amsterdam E-mail: fdettori@nikhef.nl.
Nikhef and Vrij Universiteit, Amsterdam E-mail: fdettori@nikhef.nl Paolo Iengo INFN Napoli E-mail: paolo.iengo@cern.ch Luca Martini INFN Pisa E-mail: Luca.Martini@cern.ch Rare decays of B mesons are fundamental
More informationSingle photon detection with H8500 MAPMTs for the CBM RICH detector*
Single photon detection with H8500 MAPMTs for the CBM RICH detector* Christian Pauly for the CBM collaboration Introduction The CBM experiment The CBM RICH detector Single Photon detection with H8500 MAPMTs
More informationA Guide to Detectors Particle Physics Masterclass. M. van Dijk
A Guide to Particle Physics Masterclass M. van Dijk 16/04/2013 How detectors work Scintillation Ionization Particle identification Tracking Calorimetry Data Analysis W & Z bosons 2 Reconstructing collisions
More informationCathode Ray Tube. Introduction. Functional principle
Introduction The Cathode Ray Tube or Braun s Tube was invented by the German physicist Karl Ferdinand Braun in 897 and is today used in computer monitors, TV sets and oscilloscope tubes. The path of the
More informationBig Bang Nucleosynthesis
Big Bang Nucleosynthesis The emergence of elements in the universe Benjamin Topper Abstract. In this paper, I will first give a brief overview of what general relativity has to say about cosmology, getting
More informationStatus and hadron physics program of J-PARC
EPJ Web of Conferences 37, 01005 (2012) DOI: 10.1051/ epjconf/ 20123701005 C Owned by the authors, published by EDP Sciences, 2012 Status and hadron physics program of J-PARC K. Ozawa a High Energy Research
More informationhij Teacher Resource Bank GCE Physics A Other Guidance: Particle Physics By J Breithaupt
hij Teacher Resource Bank GCE Physics A Other Guidance: Particle Physics By J Breithaupt Copyright 2008 AQA and its licensors. All rights reserved. The Assessment and Qualifications Alliance (AQA) is a
More informationTesting thermo-acoustic sound generation in water with proton and laser beams
International ARENA Workshop DESY, Zeuthen 17th 19th of May 25 Testing thermo-acoustic sound generation in water with proton and laser beams Kay Graf Universität Erlangen-Nürnberg Physikalisches Institut
More informationExtended spectral coverage of BWO combined with frequency multipliers
Extended spectral coverage of BWO combined with frequency multipliers Walter C. Hurlbut, Vladimir G. Kozlov, Microtech Instruments, Inc. (United States) Abstract: Solid state frequency multipliers extend
More informationModification of Graphene Films by Laser-Generated High Energy Particles
Modification of Graphene Films by Laser-Generated High Energy Particles Elena Stolyarova (Polyakova), Ph.D. ATF Program Advisory and ATF Users Meeting April 2-3, 2009, Berkner Hall, Room B, BNL Department
More informationProton Nuclear Magnetic Resonance Spectroscopy
Proton Nuclear Magnetic Resonance Spectroscopy Introduction: The NMR Spectrum serves as a great resource in determining the structure of an organic compound by revealing the hydrogen and carbon skeleton.
More information