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* redistribute this software in source and binary code form, provided |
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* that the following conditions are met: |
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* |
| 9 |
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* 1. Acknowledgement of the program authors must be made in any |
| 10 |
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* publication of scientific results based in part on use of the |
| 11 |
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* program. An acceptable form of acknowledgement is citation of |
| 12 |
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* the article in which the program was described (Matthew |
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* A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher |
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* J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented |
| 15 |
< |
* Parallel Simulation Engine for Molecular Dynamics," |
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* J. Comput. Chem. 26, pp. 252-271 (2005)) |
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< |
* |
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* 2. Redistributions of source code must retain the above copyright |
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> |
* 1. Redistributions of source code must retain the above copyright |
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|
* notice, this list of conditions and the following disclaimer. |
| 11 |
|
* |
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* 3. Redistributions in binary form must reproduce the above copyright |
| 12 |
> |
* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
| 14 |
|
* documentation and/or other materials provided with the |
| 15 |
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* distribution. |
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* arising out of the use of or inability to use software, even if the |
| 29 |
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* University of Notre Dame has been advised of the possibility of |
| 30 |
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* such damages. |
| 31 |
+ |
* |
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+ |
* SUPPORT OPEN SCIENCE! If you use OpenMD or its source code in your |
| 33 |
+ |
* research, please cite the appropriate papers when you publish your |
| 34 |
+ |
* work. Good starting points are: |
| 35 |
+ |
* |
| 36 |
+ |
* [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). |
| 37 |
+ |
* [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). |
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+ |
* [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008). |
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* [4] Vardeman & Gezelter, in progress (2009). |
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*/ |
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|
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#include "hydrodynamics/Sphere.hpp" |
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#include "utils/OOPSEConstant.hpp" |
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> |
#include "utils/PhysicalConstants.hpp" |
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#include "math/LU.hpp" |
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|
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namespace oopse { |
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namespace OpenMD { |
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|
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Sphere::Sphere(Vector3d origin, RealType radius) : origin_(origin), radius_(radius){ |
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|
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return boundary; |
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} |
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|
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HydroProps Sphere::getHydroProps(RealType viscosity, RealType temperature) { |
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HydroProps props; |
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props.center =V3Zero; |
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> |
HydroProp* Sphere::getHydroProp(RealType viscosity, RealType temperature) { |
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> |
|
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RealType Xitt = 6.0 * NumericConstant::PI * viscosity * radius_; |
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RealType Xirr = 8.0 * NumericConstant::PI * viscosity * radius_ * radius_ * radius_; |
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props.Xi(0, 0) = Xitt; |
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props.Xi(1, 1) = Xitt; |
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props.Xi(2, 2) = Xitt; |
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props.Xi(3, 3) = Xirr; |
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props.Xi(4, 4) = Xirr; |
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props.Xi(5, 5) = Xirr; |
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|
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> |
Mat6x6d Xi, XiCopy, D; |
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|
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> |
Xi(0, 0) = Xitt; |
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Xi(1, 1) = Xitt; |
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> |
Xi(2, 2) = Xitt; |
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Xi(3, 3) = Xirr; |
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Xi(4, 4) = Xirr; |
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Xi(5, 5) = Xirr; |
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|
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const RealType convertConstant = 6.023; //convert poise.angstrom to amu/fs |
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props.Xi *= convertConstant; |
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Mat6x6d XiCopy = props.Xi; |
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invertMatrix(XiCopy, props.D); |
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RealType kt = OOPSEConstant::kB * temperature; |
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props.D *= kt; |
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props.Xi *= OOPSEConstant::kb * temperature; |
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> |
Xi *= PhysicalConstants::viscoConvert; |
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> |
XiCopy = Xi; |
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> |
|
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> |
invertMatrix(XiCopy, D); |
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> |
RealType kt = PhysicalConstants::kb * temperature; // in kcal mol^-1 |
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> |
D *= kt; // now in angstroms^2 fs^-1 (at least for Trans-trans) |
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> |
|
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> |
HydroProp* hprop = new HydroProp(V3Zero, Xi, D); |
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|
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< |
return props; |
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> |
return hprop; |
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} |
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|
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} |
