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SIESTA

By Lucas Wagner1, Jeffrey C Grossman2, Joe Ringgenberg3, Daniel Richards3, Alexander S McLeod4, Eric Isaacs5, Jeffrey B. Neaton5

1. Massachusetts Institute of Technology (MIT) 2. Massachusetts Institute of Technology 3. University of California, Berkeley 4. University of California - Berkeley 5. Lawrence Berkeley National Laboratory

Use SIESTA to perform electronic structure calculations

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Version 2.0.1 - published on 01 Feb 2011

doi:10254/nanohub-r4136.3 cite this

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Usage

Table 1: Overview
Item Average Total
Simulation Users: - 271
Interactive Sessions: - 752
Simulation Sessions: - 604
Simulation Runs: - 1,356
Wall Clock Time: 6.91 hours 173.93 days
CPU time: 22.7 minutes 9.52 days
Interaction Time: 2.55 hours 64.29 days

Table 2: Users By Organization Type
# Type Users Percent
1 Educational - University 173 63.84
2 Unidentified 84 31
3 National Lab 17 6.27
4 Industry 7 2.58
5 Unemployed 2 0.74
6 Government Agency 2 0.74
7 Educational - Pre-College 1 0.37
Total Users 271 100
Table 3: Users by Country of Residence
# Country Users Percent
1 UNITED STATES 70 25.83
2 INDIA 27 9.96
3 CHINA 11 4.06
4 ITALY 7 2.58
5 SPAIN 6 2.21
6 GERMANY 5 1.85
7 RUSSIAN FEDERATION 5 1.85
8 TURKEY 5 1.85
9 THAILAND 4 1.48
10 BANGLADESH 4 1.48
Total Users 271 100
Table 4: Top Domains by User Count
# Domains Users Percent
1 Unidentified 105 38.75
2 comcast.net 11 4.06
3 mit.edu 10 3.69
4 rr.com 9 3.32
5 purdue.edu 7 2.58
6 berkeley.edu 6 2.21
7 northwestern.edu 5 1.85
8 lbnl.us 4 1.48
9 lbl.gov 4 1.48
10 sbcglobal.net 3 1.11
Total Users 271 100

Location of all "SIESTA" Users Since Its Posting

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