D.Manglunki, MSWG / LIU Ions, 01 October 2013

Pb-Pb Scenario for post-LS2D.Manglunki

D.Manglunki, MSWG / LIU Ions, 01 October 2013

Proposed Pb-Pb 50/75 ns scheme for after LS2

LEIR(1.6 109 Pb ions / 3.6 s)

PS batch expansion

SPS at injectionafter 12 transfers from PS, with 75ns batch spacing

LHC at injection,after 24 transfers from SPS

Pb ions / (future) LHC bunch

3 108

2.2 108

1.5 108

2

2

Nb of bunches

4

48

1152

b* = 0.5 m -> L = 9 1027 cm-2 s-1

Harmonic number /

Frequency

2

21 – 25-30-36 -42

16 – 14 – 12

200 MHz

400 MHz

6 injections

PS batch compression(50ns bunch spacing)

PS bunch splitting followed by batch expansion(100ns bunch spacing)

4 12-24-21

4 108

4 75ns

50ns

100ns

200ns

50ns

75ns50ns

D.Manglunki, MSWG / LIU Ions, 01 October 2013

THANK YOU FOR YOUR ATTENTION!

D.Manglunki, MSWG / LIU Ions, 01 October 2013

12 injections in SPS: peak lumi and intensity scaling

D.Manglunki, MSWG / LIU Ions, 01 October 2013

8 injections in SPS: peak lumi and intensity scaling

D.Manglunki, MSWG / LIU Ions, 01 October 2013

8 injections in SPS: peak lumi and intensity scaling

D.Manglunki, MSWG / LIU Ions, 01 October 2013

Optimum number of injections into the SPS(50/75ns)