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ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

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Page 1: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

ELECTRON AT REST

ELECTROSTATIC FIELDNO MAGNETIC FIELD

ELECTRON MOVING AT CONSTANT VELOCITYSTATIC

MAGNETICFIELD

Page 2: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

ACCELERATING ELECTRON (LINEAR)

SLOW FAST

ELECTROMAGNETIC RADIATION = LIGHT

Page 3: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

LIGHT

SLOW ELECTRON MOVING IN A CIRCLE(LOW ENERGY ELECTRON)

Acceleration

Page 4: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

FAST ELECTRON MOVING IN A CIRCLE(RELATIVISTIC HIGH ENERGY ELECTRON

NEAR THE SPEED OF LIGHT)

EXTREMELY INTENSEHIGHLY COLLIMATEDBROAD BANDWIDTHLIGHT

Page 5: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Dipole radiation ”doughnut” moving at speed of light towards the observer collapses to a narrow cone

Page 6: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Bend magnet, Wiggler, Undulator

Page 7: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Undulator magnet structure and electron trajectory

Page 8: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Synchrotron Electrons Circulate in a Storage Ring

Bending Magnet

InsertionDeviceMagnet

VacuumChamber

ElectronBeam

Synchrotron Storage Ring

RadioFrequencyCavity

Bending Magnet:Fan beam

Insertion Device:Wiggler: Fan beam

Undulator: Pencil beam

Page 9: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Large Source

Flashlight – low brightness

Divergent Beam

Low Intensity

Synchrotron – high brightness Extreme Collimation

Extremely High IntensityTiny Source Insertion Device:

Array of magnets

Page 10: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD
Page 11: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

MAX IV and Schematic Beamline

1.4 GeVRing

3 GeV Ring

B

Front End X-ray Optics

ExperimentHutches

Data &Control

InsertionDevice

ElectronGun

Linac

Beamline:Front end,Beam transport pipesOpticsExperiment hutchesData and control areas

Beam Transport

Page 12: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

MAX IV and Schematic Beamline

LINACe-Beam

1.4 GeVRing

3 GeV Ring

Front End X-ray Optics

ExperimentHutches

Data &Control

InsertionDevice

ElectronGun

Beam Transport

Page 13: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

MAX IV and Schematic Beamline

1.4 GeVRing

3 GeV RingStored e-Beam

Front End X-ray Optics

ExperimentHutches

Data &Control

InsertionDevice

ElectronGun

Beam Transport

Page 14: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

MAX IV and Schematic Beamline

1.4 GeVRing

3 GeV RingStored e-Beam

Front End X-ray Optics

ExperimentHutches

Data &Control

X-Rays

InsertionDevice

ElectronGun

Page 15: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

18.5 mm period undulator at MAX IV

Page 16: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

80 mm period hybrid wiggler at MAX IV

Page 17: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Bent perfect crystals act as lenses with variable energy bandpass

Page 18: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Beam expander at BMIT of CLS

Page 19: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Focusing by refractive compound lenses

Page 20: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Compound 1D and 2D refractive lenses are used for focusing, beam expansion, and ”pink beam” monochromators

Page 21: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Shield Wall

First Radiation Enclosure

Beamline

Canadian Lightsource Experimental Hall and Beamline

Page 22: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Front-End

Shutters,Apertures,Position-Monitors.Shielding

MirrorsZone Plates

Focusing~μm2 – cm2

Storage RingX-ray Source

White SR Beam.001 – 105 eV

Experiment & End Station

Sample, Patient, Detectors

Monochromator

ΔE/E = 10-3 – 10-4

Gratings, Crystals

White Light White Light

ImageDisplay

Typical Biomedical Beamline

Page 23: ELECTRON AT REST ELECTROSTATIC FIELD NO MAGNETIC FIELD ELECTRON MOVING AT CONSTANT VELOCITY STATIC MAGNETIC FIELD

Compact Compton Source