ORIGINAL CONTRIBUTIONS
Nuclear resonance absorption circuit
By F. N. H. ROBINSON,* D.Phil., Clarendon Laboratory, Oxford M.A.,
[Paper first received 13 April, and in,finalform 14 May, 19591
The new circuit described in Part 1 has the sensitivity an
High-Field Resistive Magnets
Reduction of Temporal Fluctuations using Feedback Compensation
EE 597E Spring 2007 Lecture 14
Field Strength in NMR Systems
24 19 Bo (Tesla) 14 9.4 4.7
EE 597E Spring 2007 Lecture 14
Why is Increasing B0 Desirable?
Continuous-Wave QR Spectroscopy
Reviving an Ancient Technique Absorption Spectra Robinson Marginal Oscillator Lock-in Detection Research Questions
EE 597E Spring 2007 Lecture 3
CW versus Pulsed Spectroscopy
Smaller excitation level affords se
HTS Probes
Implementation Issues Coupling Tuning Spoiling Cloaking
EE 597E Spring 2007 Lecture 10
Coupling
A Ls A' M
EE 597E Spring 2007 Lecture 10
Effect of Control Loop on Q-Factor
The control loop couples the HTS resonator to the preamp
Pulsed QR Spectroscopy
Semi-classical description (h=0 ) FID in crystals and powders Pulse sequences Open Questions
EE 597E Spring 2007 Lecture 4
References: Basic Concepts
Semi-classical description of quadrupole precession for an axially sym
Quadrupole Resonance
Applications Principles Continuous-wave methods Pulse methods
EE 597E Spring 2007 Lecture 1
Quadrupole Interaction Energy
Electrostatic interaction of a nucleus having non-spherical symmetry with a non-uniform field of ele
HTS Resonators
SNR of Nuclear Resonance Measurements Structures, Models, and Properties of HTS resonators HTS QR Probes Blind and Data-Dependent Probe Tuning
EE 597E Spring 2007 Lecture 9
References: SNR
Hill and Richards, "Limits of Measurem
HTS Probes
Signal Processing and Control SNR and probe bandwidth Signal Processing: Modeling and Analysis Feedback optimized detection
EE 597E Spring 2007 Lecture 11
Fundamental Requirement: Sanity Check for using HTS Probes
The sample losses
Elements of QR Physics
Nuclear electric quadrupole moment Electric field gradient at the nucleus Classical mechanical viewpoint Quantum mechanical viewpoint Energy levels and QR lineshape
EE 597E Spring 2007 Lecture 2
References
Dehmelt, H.
EE/BIOE 597e
Problem Set 3 Solutions
April 2007
Problem 1: (5 points) What is the filling factor and how does the signal-to-noise ratio of a nuclear magnetization measurement scale with the filling-factor? The filling factor is a fraction that re
EE/BIOE 597e Guidelines:
PROBLEM SET 3
DUE: 10 APR 2007
1. Problem set 2 is worth 20% of your final grade and contains four problems that are each worth 5 points. 2. Please submit your solutions on or before 4:30 PM Tuesday April 10. You may submi
EE/BIOE 597e
Problem Set 1 Solutions
March 2007
Problem 1: (6 points) Why did the application papers distributed in lecture 1 focus exclusively on solid state QR spectroscopy? Is it possible to obtain a pure QR spectra from a liquid? The existence
EE/BIOE 597E
MAGNETIC RESONANCE ENGINEERING APPLICATIONS
SPRING 2007
1. Prerequisites: EE 330 (or equivalent) and EE 350 (or equivalent) 2. Purpose: This course surveys ongoing research in magnetic resonance engineering within the electrical and b
EE/BIOE 597e Guidelines:
PROBLEM SET 1
DUE: 20 FEB 2007
1. Problem set 1 is worth 30% of your final grade and contains five problems that are each worth 6 points. 2. Please submit your solutions on or before 4:30 PM Tuesday February 20. You may su
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