thomas swan engineers for gan's future-论文.pdf

文档介绍：Company Profile
Thomas Swan engineers for USA. At the ence. However, we supplied equip
simple equipment at a fraction of same time, the quality of precur- ment that produced state-of-the-art
the price of MBE systems, in order sors was improving and, as a num- performance. Clearly this position
to challenge these technologies. At ber of systems were in the hands was vulnerable as customer expec-
the time, commercial metal organ- of experienced and creative tations increased and guaranteed
ic chemical, vapour deposition
(MOCVD) equipment tended to be
over-complex, and did not "always
address key technological issues.
Many research systems were
home-made and were, therefore, of
variable standard, dependent on
the skills of the engineers and
technicians who built them.
• Results obtained up to that time
were also variable, dependent not
only on the quality of the equip-
ment, but also on the precursor
quality and on the skill of the oper-
ators.
Initially, equipment supplied by
Thomas Swan was basic - very ba-
sic. However, from the outset, it in-
corporated a special reactor input
manifo