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UC Santa Cruz Tesla at Crittende UC Santa Cruz Tesla at Crittende SCIPP UC Santa Cruz UC Santa Cruz Tesla Coil UC Santa Cruz Tesla Coil Show sparks Crittenden Show sparks Crittenden

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UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

UC Santa Cruz Tesla Coil UC Santa Cruz Tesla Coil Show sparks CrittendenShow sparks Crittenden

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

UC Santa Cruz Institute for Particle PhysicsUC Santa Cruz Institute for Particle Physics Prof. Terry SchalkProf. Terry Schalk

Your Guests todayYour Guests today

Paddy FoxPaddy Fox

Michael WilsonMichael Wilson

Aaron DannAaron Dann

Dr. Gavin NesomDr. Gavin Nesom

Christian FlaccoChristian Flacco

Alan YangAlan Yang

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Tesla ProgramTesla Program Introduction & Jacob's LadderIntroduction & Jacob's Ladder Safety FirstSafety First Corona: Corona:

– Zorro’s Sword Zorro’s Sword – Lights without CordsLights without Cords

How the Tesla Coil WorksHow the Tesla Coil Works Knight in ArmorKnight in Armor

– Bolt to the faceBolt to the face– Fighting LightningFighting Lightning

Facts about LightningFacts about Lightning Mystery Knight in ArmorMystery Knight in Armor

– Sparks from the feetSparks from the feet

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Galaxy

DNA

CellAtom

Nucleus

Electron microscope

Accelerator

The size of the object and its distance tells me what kind of instrument I need to see it.

Larger & Farther away

Smaller & Harder to see

A Physicist View of the Universe

Logarithmic Scale: every inch = factor 10

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Teaching, Research, OutreachTeaching, Research, Outreach

Particle Physics: Quarks, Gluons Particle Physics: Quarks, Gluons

AstroPhysicsAstroPhysics

Large objects in the skyLarge objects in the sky

Black holes, SupernovaeBlack holes, Supernovae

SLACSLAC

Visit us, it’s just up Sand Hill RdVisit us, it’s just up Sand Hill Rd

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Teaching, Research, OutreachTeaching, Research, Outreach

SCIPP OUTREACH:TeslaTesla Coil at your School: “Zap your Teacher”

QuarknetInvite H.S. teachers into our labs for Summer research programInvite H.S. student interns into our labs for a science experience

BalloonFestOrganize a High School Science meet on Ballooning

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Quarknet Summer Program:H.S. teachers and student internsdo research

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Quarknet Summer Program 2004:H.S. student interns refurbish SLAC scintillation counters for muon lifetime experiment

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Teams of high school students will launch kites & balloons, gather and analyze data.

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Teams of high school students will launch kites & balloons, gather and analyze data.

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Normally you can't see, hear or Normally you can't see, hear or smell electricity, but the Tesla Coil smell electricity, but the Tesla Coil generates generates 1 million volts1 million volts, causing, causing• Bright sparksBright sparks• Loud crackling noiseLoud crackling noise• The air smell strange (Ozone)The air smell strange (Ozone)

SAFETY RULESSAFETY RULESSAFETY RULESSAFETY RULES

BRACE YOURSELF!BRACE YOURSELF!BRACE YOURSELF!BRACE YOURSELF!

1 Million 1 Million Volts! Volts!

DANGERDANGER

1 Million 1 Million Volts! Volts!

DANGERDANGER Stay at least 20 ft. awayStay at least 20 ft. away Computers, Gameboys, CD players, Computers, Gameboys, CD players,

telephones to the back of the room – telephones to the back of the room – unplugged, switched off!unplugged, switched off!

Hearing aids off, pacemakers out of Hearing aids off, pacemakers out of room!room!

SAFETY FIRST!SAFETY FIRST!SAFETY FIRST!SAFETY FIRST!

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

ZorroZorroZorroZorro

Drawing lightning with a swordDrawing lightning with a sword

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Sparks fly to sword

Electric current goes back through wire

Some electric current also goes through the air and lights up fluorescent bulbs

Where else does that happen?

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Voltage Voltage starts starts at 120 at 120 ends ends up at up at

1 million!1 million!

Voltage Voltage starts starts at 120 at 120 ends ends up at up at

1 million!1 million!

TransformerTransformer14,000volt

OutletOutlet120 volt

Resonance circuitResonance circuit1 million

volt

Summary of Tesla coil Summary of Tesla coil operation:operation:

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

primarytransformer

secondarytransformer

S

C

T

P2 S2

UCSC EE 70

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

We hear a lot about conserving PowerWe hear a lot about conserving Power

(turn off lamps, air conditioners, close refrigerator doors...)(turn off lamps, air conditioners, close refrigerator doors...)

Electrical Power Electrical Power

is converted is converted

wind, water, wind, water,

thermal powerthermal power

We hear a lot about conserving PowerWe hear a lot about conserving Power

(turn off lamps, air conditioners, close refrigerator doors...)(turn off lamps, air conditioners, close refrigerator doors...)

Electrical Power Electrical Power

is converted is converted

wind, water, wind, water,

thermal powerthermal power

Physics Principle: TransformerPhysics Principle: TransformerPhysics Principle: TransformerPhysics Principle: Transformer

Power goes inat 14000 Volts

Power comes outAt 120 Volts

It is brought to your city It is brought to your city

on high voltage lines to transformerson high voltage lines to transformers

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Transformation of PowerTransformation of Power

The SLAC linear accelerator creates The SLAC linear accelerator creates 90 Billion90 Billion Volts, Volts, as much as as much as 90,000 Tesla coils!90,000 Tesla coils!

We use that power to make We use that power to make new particles for new particles for scientific researchscientific research

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Transformation of PowerTransformation of PowerElectrical power is converted everywhere Electrical power is converted everywhere

At home: Iron, Micro wave, Heater, RadioAt home: Iron, Micro wave, Heater, Radio

GLAST Mission (SCIPP+SLAC):GLAST Mission (SCIPP+SLAC):

investigate the most powerful investigate the most powerful “power plants” in the universe “power plants” in the universe

GLASTGLAST

Space hosts incredible Power sourcesSpace hosts incredible Power sources

Black holes explode :Black holes explode :

Matter -> Light, x-rays, “jets”Matter -> Light, x-rays, “jets”

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Meet the Fighting KnightMeet the Fighting KnightMeet the Fighting KnightMeet the Fighting Knight

Fighting LightningFighting Lightning

Bolt to the HeadBolt to the Head

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Thomas “DC” Thomas “DC” Edison Edison

and his Batteriesand his Batteries

Nikola “AC” TeslaNikola “AC” Tesla

and his and his GeneratorsGenerators

vs.vs.

Tesla RevivalTesla Revival 271 web sites are dedicated to Nikola 271 web sites are dedicated to Nikola

TeslaTesla Join the “Tesla Coil Web Ring” Join the “Tesla Coil Web Ring” http://nav.webring.yahoo.com/hub?ring=teslaring&list

History was not kind to N. Tesla:History was not kind to N. Tesla:

Engineering Battle Royal of the 20Engineering Battle Royal of the 20thth Century:Century:

Edison won the first Edison won the first rounds, rounds,

but Tesla carried the daybut Tesla carried the day

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Nikola Tesla as a Daredevil in a double-exposure Nikola Tesla as a Daredevil in a double-exposure photographphotograph

Learn more at Learn more at http://nav.webring.yahoo.com/hub?ring=teslaring&list

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

LightningLightning

Jacob’s LadderJacob’s Ladder

CoronaCorona

Tesla SparksTesla Sparks

are all related. are all related.

LightningLightning

Jacob’s LadderJacob’s Ladder

CoronaCorona

Tesla SparksTesla Sparks

are all related. are all related.

Principle:Principle: Air is made of molecules. When they are Air is made of molecules. When they are ionized, they become charged and can conduct a ionized, they become charged and can conduct a current like an electrical wire. current like an electrical wire.

If there is a large current, it heats up the air and If there is a large current, it heats up the air and makes light. Thus, the sparks, flames etc are direct makes light. Thus, the sparks, flames etc are direct evidence for the model of atoms!evidence for the model of atoms!

Electricity in AirElectricity in Air

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

How lightning worksHow lightning works

+

++

+

+

+

+

+

+

+++

++

+++

+ – –

– – –

++

+

++ ++ ++ ++ ++ ++ ++ ++ ++++ ++++++++

– – – – – – – – – – – – – – – – – – – – – –

– – – – – – – – – – – – – –

– – – – – – – – – – – –

– – – –

++ ++ ++ ++++++

++ ++

++ ++

++++ ++

++ ++ ++ ++ ++ ++

++++

++ ++ ++

++

Ground is safe!Ground is safe!

In the turbulent clouds, charges In the turbulent clouds, charges get separatedget separated

The ionized air can conduct the The ionized air can conduct the electrical currentelectrical current

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

The Faraday CageThe Faraday Cage

++++ ++

++++

++ ++ ++ ++++++++

– – – – – – – – – – – – – – – – – – – –

– – – –

– –

++++++

++ ++++++

Are you Are you safesafe in an airplane in an airplane or a car during a lightning or a car during a lightning storm?storm?

Is it safe for the knight to Is it safe for the knight to be hit by the lightning be hit by the lightning bolt?bolt?

Yes!Yes! Electric current flows Electric current flows invisibly through the invisibly through the outsideoutside of the metal shell of the metal shell (Faraday Cage), not (Faraday Cage), not touching the people touching the people inside.inside.

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Mystery KnightMystery KnightMystery KnightMystery Knight

Who is afraid of Lightning?Who is afraid of Lightning?

Not the Mystery Knight!Not the Mystery Knight!

Even if he is NOT Even if he is NOT groundedgrounded

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Electrical Electrical current current flows on the flows on the OUTSIDE of OUTSIDE of a metal!a metal!

Is the Mystery Knight OK?Is the Mystery Knight OK? Let’s check!Let’s check!

The armored suit is safe! The armored suit is safe! It's a Faraday Cage – no It's a Faraday Cage – no

electric field allowed inside.electric field allowed inside.

Is the Mystery Knight OK?Is the Mystery Knight OK? Let’s check!Let’s check!

The armored suit is safe! The armored suit is safe! It's a Faraday Cage – no It's a Faraday Cage – no

electric field allowed inside.electric field allowed inside.Invisible Invisible currentcurrent

Visible Visible sparkssparks

GroundGround

1 Million Volts1 Million Volts

Visible Visible sparkssparks

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Fysiks is Phun!Fysiks is Phun!

Questions?Questions?

Ask after the show, e-mail, visit…Ask after the show, e-mail, visit…

You find our coordinates on the webYou find our coordinates on the web

http://scipp.ucsc.edu http://scipp.ucsc.edu

UC Santa Cruz Tesla at CrittendenUC Santa Cruz Tesla at Crittenden

SCIPPUC Santa Cruz

Say “Good bye” to Say “Good bye” to

Daniel Greenhouse,Daniel Greenhouse,

the brain behind the sparksthe brain behind the sparks

He was an undergraduateHe was an undergraduate

at UC Santa Cruz.at UC Santa Cruz.

http://scipp.ucsc.eduhttp://scipp.ucsc.edu

Thanks to our hosts:Thanks to our hosts: Ms. SaxtonMs. Saxton All StudentsAll Students