This engaging book presents the fundamentals of ion traps and their use in physics, chemistry and their technological applications. Following an overview of the types of traps and their operation, the book explores their key areas of application for the development of new physics, chemistry, or engineering at a level accessible by students. The introductory nature and broad coverage will also make the book essential reading for scientists who wish to understand and explore the use of ion traps in their research. Embracing optical manipulation, entanglement and exploitation in quantum computing, chemical reactivity, atomic clocks and testing fundamental physics this book provides a broad and accessible introduction to the world of ion traps and how our understanding and exploitation of trapped ions is furthering modern science and technology.
KEY FEATURES:
An accessible overview of ion traps and their applications
Extensive coverage includes relevant physics and applications in physics and chemistry
Introduces the main areas of application in modern scientific research
Appendices feature mathematical topics and descriptions for advanced readers
Author(s): Masatoshi Kajita
Publisher: IOP Publishing
Year: 2022
Language: English
Pages: 122
City: Bristol
PRELIMS.pdf
Preface
Acknowledgement
Author biography
Masatoshi Kajita
CH001.pdf
Chapter 1 What is an ion trap?
1.1 Introduction
1.2 Equation of motion of ions and Maxwell’s equation
1.3 Can we trap ions using only a DC electric field?
1.4 Trap using DC magnetic field and DC electric field (Penning trap)
1.5 Fundamentals of an RF trap
1.6 Different configurations of electrodes to give inhomogeneous electric field
1.6.1 Electrodes for three-dimensional trapping
1.6.2 Two-dimensional RF trapping + DC electric trapping
1.7 Frequency of the AC electric field trap
1.8 Production of ions
References
CH002.pdf
Chapter 2 Optical treatments of ions
2.1 Energy structure of ions
E1 transition: interaction between electric field and the electric dipole moment
E2 transition: interaction between electric field gradient and the electric quadrupole moment.
M1 transition: interaction between the magnetic field and the magnetic dipole moment.
2.2 Optical pumping
2.3 Monitoring the quantum state by the quantum jump
2.4 Laser cooling of trapped ions
2.4.1 Doppler cooling
2.4.2 Sideband cooling
2.4.3 Sideband Raman cooling
2.4.4 EIT cooling [12]
2.4.5 Sympathetic cooling
2.5 Crystalization of laser cooled ions
2.6 Trapping of ions by optical dipole force
2.7 Optical manipulation and entropy
References
CH003.pdf
Chapter 3 Quantum characteristics of trapped ion
3.1 Coupling between multi eigenstates
3.2 Schrödinger’s cat
3.3 Entangled state
3.4 Interaction between a single trapped ion and a single photon in a cavity
3.5 Quantum computer
References
CH004.pdf
Chapter 4 Chemical reaction of trapped ions
4.1 The motivation to study the chemical reaction of trapped ions
4.2 Mass spectrum of RF-trapped ions
4.3 Reaction with H2 molecules
4.4 The reaction between Ca+ ions and molecules at room temperature
4.5 Chemical reaction between polar molecular ions and polar molecules
4.6 Prospect to search for the rate of collision between ultra-cold ions and atoms (or molecules)
References
CH005.pdf
Chapter 5 Atomic clocks using trapped ions
5.1 What is an atomic clock?
5.2 Measurement uncertainty
5.2.1 Statistical uncertainty
5.2.2 Systematic uncertainty
5.2.3 Concepts of accuracy and stability
5.3 Special characteristics of atomic clocks using trapped ions
5.4 Precision measurement of hyperfine transition frequencies of alkali-like ions
5.5 Precision measurement of the optical transition frequencies of atomic ions
5.5.1 Measurement with alkali-like ions
5.5.2 Measurement with alkali earth-like ions
5.5.3 Measurement with highly charged ions
5.6 Measurement of transition frequencies of molecular ions
5.6.1 Experimental results of the molecular ion spectrum
5.6.2 Prospect for the precision measurements of transition frequencies of molecular ions
5.6.3 The vibrational transition frequencies of diatomic polar molecular ions
5.6.4 The vibrational transition frequencies of homonuclear diatomic molecular ions
5.7 Precision measurement of frequency in the THz region
5.8 Search for the variation in fundamental constants by precision frequency measurement
5.9 Precision measurement of the mass of an ion using a Penning trap
References
CH006.pdf
Chapter 6 Conclusion
APP1.pdf
Chapter
APP2.pdf
Chapter
APP3.pdf
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APP4.pdf
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APP5.pdf
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APP6.pdf
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