By Jackson, G.; Fermi National Accelerator Laboratory.; United States. Dept. of Energy.; United States. Dept. of Energy. Office of Scientific and Technical Information

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7. 020”). Torsional stability is also a concern. A half cell test including magnet support brackets, beam pipe, etc. is being prepared for the MI-60 mock-up of the Main Injector tunnel. It may be preferable to segment the magnet into sections mounted on a common girder. Each l-2 m section would be straight, and the sagitta could be developed by the placement of the sections on the girder. 4 The 6 m monolithic magnet design will be more compact than a girdered assembly. This may become a dominant consideration for integration in the tunnel.

The biggest transients in the tunnel temperature are turned off. 8. The initial temperature Ti is determined by the conduction of heat from the Main Ring magnet coils to the air and iron during nominal operations. 10 final temperature Tf is high compared to the ground temperature, but consistent with the temperature of the LCW water transmitted around the ring for cooling purposes. 5 hours is of considerable interest, since it gives one a time scale over which to stabilize the permanent magnets against large, infrequent temperature variations.

2 eV-s is due to transition crossing. With Booster bunch intensities of 60x109, the required collider proton bunch of 270x109 needs the charge from 5 Booster bunches. 3 eV-s or lower are possible. These bunches are accelerated in the Main Injector through transition and transferred into the Tevatron. 5 eV-s. 6 eV-s are very probable. 8: Predictions of the proton longitudinal 95% invariant emittances Tevatron* operations. (upper) and antiproton (lower) as a function of time during For 36x36 bunch operation, the total longitudinal emittance of the antiprotons stored in the Recycler ring must be partitioned into 36 equal portions.

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