# Presentation: 271254

## Overview of the High Intensity Neutrino Source 

- Overview of the High Intensity Neutrino Source
- Jean-Paul Carneiro
- FNAL Accelerator Physics Department
- FNAL Accelerator Physics and Technology Seminar
- February 8th  2007

## Fermilab 8 GeV Superconducting H-minus LINAC

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- MI10

- ACCELERATING
- SECTION
- ~678 meters

- TRANSPORT
- LINE
- ~1 km

## Fermilab 8 GeV H-minus LINAC  : Main parameters

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- G. W. Foster (Editor) 	*An 8-GeV Superconducting Linac Proton Driver*
*	**	**	**http://protondriver.fnal.gov/SCRF_PD_v56.doc*
-                            		(2005)

_**CREDITS**_

**	****	****	****                          **_**INITIAL**_          _**ULTIMATE**_
- Linac Particles per macropulse 	:	              1.56E+14
- Linac Macropulse Width	             	:	  3 ms 		 1 ms
- Linac Pulse Repetition Rate         	:	2.5 Hz		10 Hz
- Linac Beam Power		: 	0.5 MW		2.0 MW

## OUTLINE

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***OUTLINE***

- 1 / Accelerating Section : 	Code benchmarking 							TRACK (ANL, P. Ostroumov)
- 				ASTRA (DESY, K. Floettmann)
- 2 / Transport Line : Implementation into TRACK
- 		        Start-to-end parallel simulations (~1.7 km)
- 3/ The 60 MeV Front End Setup (Meson Linac)

## PART I

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***PART I***
***THE ACCELERATING SECTION ***

## ACCELERATING SECTION : LAYOUT (P. Ostroumov, ANL)

- Z~4 m
- W~2.5 MeV

- ~16 m
- ~10 MeV

- ~60 m
- ~120 MeV

- ~140 m
- ~420 MeV

- ~230 m
- ~1.2 GeV

- ~678 m
- ~8.0 GeV

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

## ASTRA 

**(K. Floettmann, DESY)**

**TRACK **
**(P. Ostroumov, ANL)**

- • Integration of Equation of motion by Runge-Kutta Method of Forth Order

-  • id

- • Read arbitrary input distribution

-   • id

- • Read 2D and 3D external E fields

-  • id

- • Read 2D and 3D external B fields

-   • _Read only 2D external B fields_

-  • 3D space charge (Free Space)

- • 3D space charge (Image Charge)

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : BRIEF DESCRIPTION***

- • Handle RFQ’s

-  • _Do not handle RFQ’s_

## BENCHMARKING METHODOLOGY

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- • Benchmark TRACK/ASTRA from RFQ to last accelerating cavity
- ( 674 m, 454 Cavities, 55 Sol., 117 Quads)

- • First  Zero Current (10k particles)

- • Then for 43.25 mA (200k macro-particles, 3D Space Charge)

- 6 beam parameters : 	RMS Trans. Size, RMS Trans. Emittance
- 			RMS Bunch Length, RMS Long. Emittance
- 			Energy, RMS energy spread

## TRACK / ASTRA : ZERO CURRENT

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : ZERO CURRENT***

- KINETIC ENERGY

## RMS ENERGY SPREAD

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : ZERO CURRENT***

## RMS BUNCH LENGTH

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : ZERO CURRENT***

## RMS LONG. EMITTANCE

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : ZERO CURRENT***

## RMS ENVELOPE

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : ZERO CURRENT***

## RMS TRANSVERSE EMITTANCE

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : ZERO CURRENT***

## TRACK / ASTRA : ZERO CURRENT Résumé

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

## TRACK / ASTRA : 3D Uniform Ellipsoidal Bunch

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

**3D UNIFORM ELLIPSOID**
**500k macro-particules (TRACK/ASTRA)**

- _CREDITS_ : T. Wangler, RF Linear Accelerators, p. 277.

## TRACK / ASTRA : 3D Uniform Ellipsoidal Bunch

## RMS ENERGY SPREAD

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : 43.25 mA***

## TRACK / ASTRA : 43.25 mA

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : 43.25 mA***

- RMS BUNCH LENGTH

## RMS LONG. EMITTANCE

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

**RMS LONG. EMITTANCE**

***TRACK / ASTRA : 43.25 mA***

## TRACK / ASTRA : 43.25 mA

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : 43.25 mA***

- RMS TRANSVERSE EMITTANCE

## TRACK / ASTRA : 43.25 mA

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***TRACK / ASTRA : 43.25 mA***

- RMS ENVELOPE

## TRACK / ASTRA : 43.25 mA Résumé

- 1.34

- 1.32

- [mm]

- RMS SIZE Y

- ASTRA

- TRACK

- UNITS

- [mm-mrad]

- [mm]

- [keV-mm]

- [mm]

- [keV]

- [MeV]

- 8009

- 8013

- KINETIC ENERGY

- 0.493

- 0.453

- RMS NORM. EMIT X

- 1.87

- 1.76

- RMS SIZE X

- 943

- 857

- RMS NORM. EMIT Z

- 0.345

- 0.345

- RMS BUNCH LENGTH

- 2773

- 2564

- RMS ENERGY SPREAD

***TRACK / ASTRA : 43.25 mA R******ésumé***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- RMS NORM. EMIT Y

- [mm-mrad]

- 0.549

- 0.566

- (+8.15 %)

- (+10.03 %)

- (+6.25 %)

- (+1.52 %)

- (+8.83  %)

- (+3.09 %)

## CONCLUSION : TRACK / ASTRA BENCHMARKING 

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- TRACK / ASTRA Agreement Within 10% (Zero Current and 3D Space Charge)

- ``Benchmarking of simulation codes for high intensity hydrogen ion linacs’’
- submitted to Journal of Instrumentation.

## LCLS INJECTOR : ASTRA / PARMELA

- Jean-Paul Carneiro

- CALCULATIONS OF THE LCLS INJECTOR USING ASTRA

- L01

- L02

- SOLENOID

- RF GUN + SOLENOID

- 9.4 M

**LCLS INJECTOR : ASTRA / PARMELA**

## LCLS INJECTOR : ASTRA / PARMELA

- Jean-Paul Carneiro

- CALCULATIONS OF THE LCLS INJECTOR USING ASTRA

**LCLS INJECTOR : ASTRA / PARMELA**

## EXIT L02 (8.42 M) – RESUME

- Jean-Paul Carneiro

- ASTRA SIMULATIONS OF THE LCLS INJECTOR

**EXIT L02 (8.42 M) – RESUME**

|  | UNITS | ASTRA | PARMELA |
| --- | --- | --- | --- |
| MOMEMTUM  | [MeV/c] | 149.14 | 149.96 |
| RMS ENERGY SPREAD | [%] | 0.18 | 0.17 |
| RMS SIZE X | [mm] | 0.32 | 0.29 |
| RMS NORM. EMIT X | [mm-mrad] | 0.98 | 0.96 |
| RMS SIZE Y | [mm] | 0.32 | 0.29 |
| RMS NORM. EMIT Y | [mm-mrad] | 0.98 | 0.96 |
| RMS BUNCH LENGTH | [mm] | 0.90 | 0.88 |

- (0.5 %)

- (6%)

- (10%)

- (2 %)

- (10%)

- (2 %)

- (2%)

## PART II

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***PART II***
***THE TRANSPORT LINE ***

## ARC 1

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

**Stripping foil**

- ARC 2

- Matching
- +
- Collimation

**DEBUNCHER CAVITY**
**RT-SUPERSTRUCTURE**
**17 CELL**
**(T. Khabiboulline, FNAL-TD)**** **

- ~1 km (8 GeV, Space Charge Off)

## No Collimator

***TRANSVERSE PARTICLE DISTRIBUTION AT THE FOIL (TRACK)***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- With Collimators

## Debuncher OFF

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- Debuncher ON

## TRANSPORT LINE : MAD SIMULATIONS

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- From D. Johnson (FNAL)

## TRANSPORT LINE : TRACK / ELEGANT (M. Borland, ANL)

***TRANSPORT LINE : TRACK / ELEGANT (M. Borland, ANL)***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- DISPERSION

- [m]

## TRANSPORT LINE : TRACK / ELEGANT

***TRANSPORT LINE : TRACK / ELEGANT***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- BETA FUNCTION

## TRANSPORT LINE : TRACK / PARALLEL TRACK (J. Xu, ANL)

- ~10 H 40 mn

- ~1 H 18 mn

- Acc. Section
-  (3D Space Ch.)

- Transport Line
-  (No Space Charge)

***TRANSPORT LINE : TRACK / PARALLEL TRACK (J. Xu, ANL)***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

## TRACK  START-TO-END SIMULATIONS 

***TRACK  START-TO-END SIMULATIONS ***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- TRANSV. RMS EMITTANCE

## TRACK  START-TO-END SIMULATIONS 

***TRACK  START-TO-END SIMULATIONS ***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- RMS ENERGY SPREAD

## TRACK SIMULATIONS : CONCLUSION & NEXT STEPS

***TRACK SIMULATIONS : CONCLUSION & NEXT STEPS***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- Start-to-End simulations (from RFQ to stripping foil) implemented into TRACK

- The 1.7 km beamline runs on parallel (64 CPU) at **ANL-BlueGene** computer
- Takes 1H18 mn to perform, 200k particules.

_**NEXT STEPS IN HINS SIMULATIONS**_

- 1/ Halo Studies (1M to 80M particle distribution on 64 to 256 CPUs)

- 2/ Jitter + Misalignment Studies (up to 100 CPU on ANL-JAZZ computer)

- 3/ Implementation H-minus stripping into TRACK
-     (Magnetic, Residual Gas and Blackbody radiation)

## TRACK SIMULATION : BLACKBODY STRIPPING

***TRACK SIMULATION : BLACKBODY STRIPPING***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

**H. C. Bryant and G. H. Herling** “Atomic physics with a relativistic H- beam”
- 			 Journal of Modern Optics, January 2006

_**CREDITS**_

**C. Hill** 	“Preliminary Notes: H- Ion Stripping in Transport by Thermal Photons”
-                     FERMILAB-Internal Memorandum (Dec. 2004) – *unpublished* -

_**Hill’s Equation of Total Loss per Unit Length :**_

*with*

_**Numerical Application :**_

- 300 K : 1/L=7.86E-7 m-1 × 1.56E14 p/sec × 1.28E-9 J ≈ 0.15 W/m (1 Hz)

- 80 K   : 1/L=2.7E-10 m-1 × 1.56E14 p/sec × 1.28E-9 J ≈ 5.3E-5 W/m (1 Hz)

**W. Chou** 	“8 GeV H- Ions : Transport and Injection” PAC05

## PART III

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***PART III***
***THE MESON LINAC ***

## MESON LINAC : LAYOUT (~60 MeV, ~48 m)

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- Cooling ring dipole
- Effective Magnetic Length ~1.3 m

- SQA Quads “Old 8 GeV to MR line”
- Effective Magnetic Length ~45 cm

- Main Ring Trim Quads
- Effective Magnetic Length ~35 cm

## MESON LINAC : TRACK SIMULATIONS

***MESON LINAC : TRACK SIMULATIONS***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

## MESON HALL : SOUTH VIEW 

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***MESON HALL : SOUTH VIEW ***

- Capture Cavity II Cave

## MESON HALL : NORTH VIEW 

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***MESON HALL : NORTH VIEW ***

## MESON LINAC : MODULATOR, PULSE TRANSFORMER, KLYSTRON

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***MESON LINAC : MODULATOR, PULSE TRANSFORMER, KLYSTRON***

## MESON LINAC : KLYSTRON, RF CONTROL SYSTEM

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***MESON LINAC : KLYSTRON, RF CONTROL SYSTEM***

## FERMILAB Proton Source + LEBT 

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***FERMILAB Proton Source + LEBT ***
***(H. Piekarz, C. Schmidt, D. Moehs) ***

- Installed in MS6 building

- ~15 mA, 66 μs, 15 Hz

## FERMILAB magnetron H- source (D. Moehs)

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

***FERMILAB magnetron H- source*** (D. Moehs)

- ~20 mA, 3 ms, 1 Hz
- (January 2007)

## MESON LINAC : CONCLUSION

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- Modulator, Pulse Transformer and Klystron installed into Meson Hall

- Expected delivery time for RFQ : Summer 2007

- Expected first 2.5 MeV beam : Winter 2007

## Acknowledgments

- G. Apollinari (FNAL), S. Aseev (ANL), M. Borland (ANL), K. Floettmann (DESY),
- B. Foster (ex-FNAL), I. Gonin, C. Hill (FNAL), D. Johnson (FNAL), T. Khabiboulline,
- D. Moehs (FNAL), B. Mustapha (ANL), P. Ostroumov (ANL), H. Piekarz (FNAL), C. Schmidt (FNAL), V. Shiltsev (FNAL), B. Webber (FNAL), D. Wildman (FNAL), J. Xu (ANL).

***CONCLUSION and ACKNOWLEDGMENTS***

-  *Jean-Paul Carneiro **	**	**	**            FNAL Accelerator Physics and Technology Seminar, Feb 8**th** 07*

- Start-to-End simulation of the 8 GeV H-minus linac implemented into TRACK

- Jitter Studies and impact into stripping efficiency and MI losses (ESME ?)

- Benchmarking the code with experimental datas (Meson Linac)