OpenMD 3.1
Molecular Dynamics in the Open
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OpenMD::TetrahedralityHBMatrix Class Reference

Tetrahedrality Hydrogen Bonding Matrix. More...

#include <TetrahedralityHBMatrix.hpp>

+ Inheritance diagram for OpenMD::TetrahedralityHBMatrix:

Public Member Functions

 TetrahedralityHBMatrix (SimInfo *info, const std::string &filename, const std::string &sele, double rCut, double OOCut, double thetaCut, double OHCut, int nbins)
 
virtual void process ()
 
- Public Member Functions inherited from OpenMD::StaticAnalyser
 StaticAnalyser (SimInfo *info, const std::string &filename, unsigned int nbins)
 
void setOutputName (const std::string &filename)
 
const std::string & getOutputFileName () const
 
void setStep (int step)
 
int getStep () const
 
const std::string & getAnalysisType () const
 
void setAnalysisType (const std::string &type)
 
void setParameterString (const std::string &params)
 

Additional Inherited Members

- Protected Attributes inherited from OpenMD::StaticAnalyser
SimInfoinfo_ {nullptr}
 
std::string dumpFilename_
 
int step_
 
unsigned int nBins_
 
std::string outputFilename_
 
std::string analysisType_
 
std::string paramString_
 
std::vector< OutputDatadata_
 
std::vector< AtomType * > outputTypes_
 

Detailed Description

Tetrahedrality Hydrogen Bonding Matrix.

Computes hydrogen-bonding probabilities for molecules that are categorized by the local tetrahedral order parameter Q as introduced in:

"A new order parameter for tetrahedral configurations," by P.-L. Chau and A.J. Hardwick, Mol. Phys. 93, pp. 511-518 (1998).

Note that we use a rescaled version of the tetrahedral order parameter 'Q' such that a perfectly tetrahedral configuration has a Q value of 1 and an ideal gas configuration has a Q value of 0. This rescaled version of the tetrahedrality parameter was first introduced in:

"Relationship between structural order and the anomalies of liquid water," by J.R. Errington and P.G. Debenedetti, Nature 409, pp. 318-321 (2001).

Definition at line 78 of file TetrahedralityHBMatrix.hpp.

Constructor & Destructor Documentation

◆ TetrahedralityHBMatrix()

OpenMD::TetrahedralityHBMatrix::TetrahedralityHBMatrix ( SimInfo * info,
const std::string & filename,
const std::string & sele,
double rCut,
double OOCut,
double thetaCut,
double OHCut,
int nbins )

Definition at line 57 of file TetrahedralityHBMatrix.cpp.

Member Function Documentation

◆ process()

void OpenMD::TetrahedralityHBMatrix::process ( )
virtual

Implements OpenMD::StaticAnalyser.

Definition at line 97 of file TetrahedralityHBMatrix.cpp.


The documentation for this class was generated from the following files: