1. 6/30/20091 Meson Production with Different Directional Incident Proton Beam X. Ding, D. Cline, UCLA H. Kirk, J. S. Berg, BNL

2. 6/30/20092 The Mercury Jet Target Geometry

3. 6/30/20093 Definitions 8GeV, Roll angle(Φ): Telling us what side of the jet the beam is on. (At z=-75cm, below: Φ=π, up: Φ=0, left: Φ= π/2, right: Φ=3π/2) Clearance: Telling us the extent of proton beam away from the Hg jet at z=-75cm. x j =0, y j =3.64cm

4. 6/30/20094 Same Crossing Angle and 90 0 Roll Angle Apart at z=-37.5cm

5. 6/30/20095 The Required Position of Beam to Jet at z=-75cm to Keep Same Crossing Angle and 90 0 Roll Angle Apart at z=-37.5cm left down up right jet

6. 6/30/20096 The Required Position of Beam to Jet at z=-75cm to Keep Same Crossing Angle and 24 0 Roll Angle Apart at z=-37.5cm p0 p8 p4 p12 jet

7. 6/30/20097 N0.x0 (cm)y0 (cm) p0-0.564.618 p1-0.1384.58 p20.2334.372 p30.4884.031 p40.5833.617 p50.5013.2 p60.2592.854 p7-0.1032.638 p8-0.5212.588 p9-0.9282.716 p10-1.2482.994 p11-1.4273.379 p12-1.4363.803 p13-1.2734.192 p14-0.9634.484

8. 6/30/20098 Same Crossing Angle and 24 0 roll angle apart at z=-37.5cm

9. 6/30/20099 Same Crossing Angle and 24 0 roll angle apart at z=-37.5cm

10. 6/30/200910 Same Crossing Angle and 90 0 Roll Angle Apart at z=-75cm

11. 6/30/200911 Same Crossing Angle and 90 0 Roll Angle Apart at z=-37.5cm