Collaborators

Here is the list of my key collaborators who I worked with for some time and with whom I authored papers jointly. As everyone is on the move in this hectic world, the current affiliation of those people can be different from what it used to be when we worked together.

Theorists

	Miron Amusia	1980-1990	Many-body theory Hebrew University of Jerusalem
	Igor Bray	1995-present	Atomic collision theory Murdoch University of Western Australia.
	Klaus Bartschat	1999-present	Theory of two-electron ionization Drake University, Des Moines, Iowa
	F. Aryasetiawan	1999-present	Many-electron correlations in solids RICS, Tsukuba
	Alan Lun	1998-1999	Electronic structure of solids University of Colorado at Boulder

Experimentalists

	Maarten Vos	1995-present	EMS on solids, Australian National University
	Michael Ford	1995-present	EMS on solids Flinders University of South Australia
	Alexander Dorn	2000-present	(e,3e) on atoms MPI for Nuclear Physics, Heidelberg
	Reinhard Döoerner	1998-present	(,2e) on atoms Nuclear Physics Institute, University of Frankfurt
	A. Lahmam- Bennani	1995-present	(e,3e) on atoms LCAM ,  Université de Paris-Sud
	Friedhelm Bell	1995-present	( ,e) spectroscopy on solids University of Munich
	Giovanni Stefani	1997-1998	(e,2e) on solids INFM,  Università di Roma Tre