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Usage Stats
Total: updated 02 Jan, 2012
Users: 4064
Jobs: 157835
Avg. exec. time: 3 secs
Reviews & Citations
Google/IEEE
Avg. Review: 1.0 out of 5 stars
Citations: 1
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NCN Supported

4586 user(s), detailed usage

3255 users in 30 class(es)

1 Citation(s)

4 questions (Ask a question)

13 review(s) (Review this)

0 wish(es) (Add a new wish)

QC-Lab

By Baudilio Tejerina

Northwestern University

Quantum Chemistry Lab: Ab Initio and DFT molecular and electronic structure calculations of small molecules

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Version 3.0 - published on 19 Jan 2010

doi:10254/nanohub-r1035.9 cite this

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Usage

Table 1: Overview
Item Average Total
Simulation Users: - 4,586
Interactive Sessions: - 30,475
Simulation Sessions: - 151,951
Simulation Runs: - 179,154
Wall Clock Time: 53.96 minutes 5693.85 days
CPU time: 3.09 seconds 5.43 days
Interaction Time: 23.06 minutes 2433.46 days

Table 2: Users By Organization Type
# Type Users Percent
1 Educational - University 3,904 85.13
2 Unidentified 575 12.54
3 Industry 40 0.87
4 Educational - Unspec. Level 37 0.81
5 National Lab 23 0.5
6 Unemployed 17 0.37
7 Educational - Pre-College 15 0.33
8 Government Agency 9 0.2
9 Personal 3 0.07
Total Users 4,586 100
Table 3: Users by Country of Residence
# Country Users Percent
1 UNITED STATES 3,760 81.99
2 INDIA 45 0.98
3 KOREA, REPUBLIC OF 20 0.44
4 CANADA 18 0.39
5 CHINA 16 0.35
6 GERMANY 14 0.31
7 RUSSIAN FEDERATION 12 0.26
8 TAIWAN 12 0.26
9 CZECH REPUBLIC 11 0.24
10 TURKEY 9 0.2
Total Users 4,586 100
Table 4: Top Domains by User Count
# Domains Users Percent
1 northwestern.edu 3,829 83.49
2 comcast.net 343 7.48
3 Unidentified 304 6.63
4 sbcglobal.net 139 3.03
5 purdue.edu 49 1.07
6 ameritech.net 46 1
7 rcn.com 35 0.76
8 cox.net 32 0.7
9 uiuc.edu 26 0.57
10 verizon.net 19 0.41
Total Users 4,586 100

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