<s>
The	O
Extensible	B-Application
Computational	I-Application
Chemistry	I-Application
Environment	I-Application
(	O
ECCE	O
,	O
pronounced	O
"	O
etch-ā	O
"	O
)	O
provides	O
a	O
sophisticated	O
graphical	B-Application
user	I-Application
interface	I-Application
,	O
scientific	O
visualization	O
tools	O
,	O
and	O
the	O
underlying	O
data	O
management	O
framework	O
enabling	O
scientists	O
to	O
efficiently	O
set	O
up	O
calculations	O
and	O
store	O
,	O
retrieve	O
,	O
and	O
analyze	O
the	O
rapidly	O
growing	O
volumes	O
of	O
data	O
produced	O
by	O
computational	O
chemistry	O
studies	O
.	O
</s>
<s>
Graphical	B-Application
user	I-Application
interface	I-Application
to	O
a	O
broad	O
range	O
of	O
electronic	O
structure	O
theory	O
types	O
.	O
</s>
<s>
Supported	O
codes	O
currently	O
include	O
NWChem	B-Application
,	O
GAMESS	B-Application
(	O
UK	O
)	O
,	O
Gaussian	B-Application
03	O
,	O
Gaussian	B-Application
98	O
,	O
and	O
Amica	O
.	O
</s>
<s>
Graphical	B-Application
user	I-Application
interface	I-Application
for	O
basis	O
set	O
selection	O
.	O
</s>
<s>
Remote	O
submission	O
of	O
calculations	O
to	O
UNIX	B-Application
and	O
Linux	B-Application
workstations	B-Device
,	O
Linux	B-Architecture
clusters	I-Architecture
,	O
and	O
supercomputers	B-Architecture
.	O
</s>
<s>
Support	O
for	O
importing	O
results	O
from	O
NWChem	B-Application
,	O
Gaussian	B-Application
94	O
,	O
Gaussian	B-Application
98	O
,	O
and	O
Gaussian	B-Application
03	O
calculations	O
run	O
outside	O
of	O
the	O
ECCE	O
environment	O
.	O
</s>
