3 papers
hep-ph1999
Scalar Glueball--Quarkonium Mixing and the Structure of the QCD Vacuum
J. Ellis, H. Fujii, D. Kharzeev
We use Ward identities of broken scale invariance to infer the amount of scalar glueball-- meson mixing from the ratio of quark and gluon condensates in the QCD vacuum. A…
hep-ph1997
Physics at Future Colliders
John Ellis
After a brief review of the Big Issues in particle physics, we discuss the contributions to resolving that could be made by various planned and proposed future colliders. These inc…
hep-ph1997
Hunting Down Interpretations of the HERA Large-Q^2 data
John Ellis
Possible interpretations of the HERA large-Q^2 data are reviewed briefly. The possibility of statistical fluctuations cannot be ruled out, and it seems premature to argue that the…