User contributions for Nathaniel

24 February 2010

• 06:5206:52, 24 February 2010 diff hist 1,494 Ferroelectric capacitor add schematic and formula

1 April 2009

• 07:4507:45, 1 April 2009 diff hist 539 Talk:IronRuby question about the cross-platform nature of IronRuby

27 February 2009

• 06:5906:59, 27 February 2009 diff hist 43 Ferroelectricity →See also: add links to ferroelasticity & flexoelectricity
• 06:5706:57, 27 February 2009 diff hist 23 Piezoelectricity →See also: add link to flexoelectricity
• 06:5606:56, 27 February 2009 diff hist 22 Ferroelasticity →See also: add link to flexoelectricity
• 06:5506:55, 27 February 2009 diff hist 1,001 N Flexoelectricity add page on flexoelectricity which was requested
• 04:5204:52, 27 February 2009 diff hist 57 N Double group add redirect

23 February 2009

• 15:4715:47, 23 February 2009 diff hist −8 User:Nathaniel remove Singlish link due to 'clumsy' drop box
• 15:4615:46, 23 February 2009 diff hist 58 User:Nathaniel add TDGL detail
• 05:0605:06, 23 February 2009 diff hist −36 User:Nathaniel →Publications: request completed, hence removed the item accordingly

18 February 2009

• 09:1809:18, 18 February 2009 diff hist 36 User:Nathaniel →Publications

29 October 2008

• 02:3802:38, 29 October 2008 diff hist 21 N Prawn noodles add redirect to correct article
• 02:3702:37, 29 October 2008 diff hist 21 N Prawn noodle add redirect

28 October 2008

• 10:4410:44, 28 October 2008 diff hist 209 Ferroelectricity →Theory: add link and clarification on the local maximum. Note that this needs a picture to make it clearer
• 10:0510:05, 28 October 2008 diff hist 791 Ferroelectricity →Theory: add info on how the hysteresis loop may be obtained

21 October 2008

• 09:1009:10, 21 October 2008 diff hist 255 User:Nathaniel add boxes
• 08:1108:11, 21 October 2008 diff hist 138 User:Nathaniel add links to A*STAR Institute of High Performance Computing, NTU, OST, ferroelectricity
• 08:0608:06, 21 October 2008 diff hist 174 User:Nathaniel →Publications: add one more publication
• 08:0408:04, 21 October 2008 diff hist 396 User:Nathaniel →Publications: add 2 more publications
• 08:0008:00, 21 October 2008 diff hist 648 User:Nathaniel add publications
• 07:4407:44, 21 October 2008 diff hist 189 Ferroelectricity →Theory: add in Ps for the case of a second order taylor expansion of the Landau free energy
• 07:3807:38, 21 October 2008 diff hist 283 Ferroelectricity →Theory: add more info on how these equations are used.
• 07:2807:28, 21 October 2008 diff hist 165 Ferroelectricity →Theory: add info on how these equations are used.
• 06:5706:57, 21 October 2008 diff hist 1,067 Five-point stencil →Two dimensions: add explanation why the error is O(h^2)
• 06:2406:24, 21 October 2008 diff hist 1,330 Compact stencil add two point stencil example
• 06:1406:14, 21 October 2008 diff hist 34 Compact stencil →See also: add link to parent topic
• 06:0606:06, 21 October 2008 diff hist 1,442 Compact stencil add three point stencil example
• 05:5605:56, 21 October 2008 diff hist 35 Five-point stencil →See also: add link
• 05:5305:53, 21 October 2008 diff hist 189 Ferroelectricity →Theory: add further details, including the elimination of solutions yielding a negative square root

17 October 2008

• 08:5608:56, 17 October 2008 diff hist 7 Ferroelectricity add </math>
• 08:5408:54, 17 October 2008 diff hist −362 Ferroelectricity →Theory: mistake - it should be positive square root for both first and second order transitions
• 08:2508:25, 17 October 2008 diff hist 193 Ferroelectricity →Theory: add explanation on why 6th order expansion and where coefficients come from
• 08:2008:20, 17 October 2008 diff hist 399 Ferroelectricity →Theory: add clarification on whether to take a positive or negative square root
• 08:0408:04, 17 October 2008 diff hist 40 Ferroelectricity →Theory: add in Ps, the notation for the spontaneous polarization
• 08:0108:01, 17 October 2008 diff hist 1,427 Ferroelectricity →Theory: add derivation for the spontaneous polarization
• 07:3607:36, 17 October 2008 diff hist 987 Ferroelectricity add free energy of a ferroelectric

24 September 2008

• 06:5406:54, 24 September 2008 diff hist 33 Band gap →List of band gaps: add ZnO bandgap (3.37eV as mentioned on the ZnO wiki page)

10 September 2008

• 14:1914:19, 10 September 2008 diff hist 77 User:Nathaniel update job status

29 July 2008

• 07:1607:16, 29 July 2008 diff hist 79 Ferroelectricity add info on hysteresis loop

14 July 2008

• 08:3108:31, 14 July 2008 diff hist 55 Ferroelectricity →Materials: add 2 examples of the displacement-type & order-disorder type ferroelectric

10 July 2008

• 01:4901:49, 10 July 2008 diff hist 46 Ferroelectricity →Materials: change to the more technically correct terms: force->stress, current->surface charge
• 01:4501:45, 10 July 2008 diff hist 160 Ferroelectricity →Materials: change in dipole strength results in a change in surface charge (which may result in current flow). Note that ferroelectric materials may not always be used as capacitors.
• 01:4001:40, 10 July 2008 diff hist −17 Ferroelectricity →Materials: physical lattice = material lattice, I think. I thought "coupled" is a better term than "physically tied"
• 01:3601:36, 10 July 2008 diff hist 384 Talk:Pyroelectricity →Pyroelectricity is not electric potential: answer question on pyroelectricity
• 01:2901:29, 10 July 2008 diff hist 59 Ferroelectricity →Polarization: add explanation
• 01:1801:18, 10 July 2008 diff hist 87 Weiss domain add details on ferroelectric Weiss domains

30 June 2008

• 11:4611:46, 30 June 2008 diff hist 341 Talk:Ferroelectricity →The Capacitor?: add answer on ferroelectric capacitors
• 10:4310:43, 30 June 2008 diff hist 535 Talk:Pyroelectricity answer question on Peltier-Seebeck effect
• 10:3610:36, 30 June 2008 diff hist 295 Talk:Pyroelectricity →Mathematical treatment of pyroelectricity: add answer on mathematical treatment of pyroelectricity
• 09:1709:17, 30 June 2008 diff hist 136 Electrostriction →Explanation: add additional info on electrostriction applying to all crystal symmetries