From 3ff5d87b815eb6c299745954947ff566e55066cc Mon Sep 17 00:00:00 2001
From: Ray Speth <speth@mit.edu>
Date: Wed, 30 Jan 2019 22:09:06 -0500
Subject: [PATCH] [Doc] Fix descriptions and units of coverage dependency
 parameters

---
 include/cantera/kinetics/Reaction.h | 8 ++++----
 include/cantera/kinetics/RxnRates.h | 7 +++----
 2 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/include/cantera/kinetics/Reaction.h b/include/cantera/kinetics/Reaction.h
index 227a25222..871cee1e9 100644
--- a/include/cantera/kinetics/Reaction.h
+++ b/include/cantera/kinetics/Reaction.h
@@ -192,14 +192,14 @@ public:
 struct CoverageDependency
 {
     //! Constructor
-    //! @param a_  modification to the pre-exponential factor [m, kmol, s units]
+    //! @param a_  coefficient for exponential dependence on coverage [dimensionless]
     //! @param E_  modification to the activation energy [K]
-    //! @param m_  modification to the temperature exponent
+    //! @param m_  exponent for power law dependence on coverage [dimensionless]
     CoverageDependency(double a_, double E_, double m_) : a(a_), E(E_), m(m_) {}
     CoverageDependency() {}
-    double a; //!< modification to the pre-exponential factor [m, kmol, s units]
+    double a; //!< coefficient for exponential dependence on coverage [dimensionless]
     double E; //!< modification to the activation energy [K]
-    double m; //!< modification to the temperature exponent
+    double m; //!< exponent for power law dependence on coverage [dimensionless]
 };
 
 //! A reaction occurring on an interface (i.e. a SurfPhase or an EdgePhase)
diff --git a/include/cantera/kinetics/RxnRates.h b/include/cantera/kinetics/RxnRates.h
index 7bd91e45e..6e7498140 100644
--- a/include/cantera/kinetics/RxnRates.h
+++ b/include/cantera/kinetics/RxnRates.h
@@ -126,10 +126,9 @@ public:
     SurfaceArrhenius();
     explicit SurfaceArrhenius(double A, double b, double Ta);
 
-    //! Add a coverage dependency for species *k*, with pre-exponential
-    //! dependence *a*, rate constant exponential dependency *m*, and activation
-    //! energy dependence *e*, where *e* is in Kelvin, i.e. energy divided by
-    //! the molar gas constant.
+    //! Add a coverage dependency for species *k*, with exponential dependence
+    //! *a*, power-law exponent *m*, and activation energy dependence *e*,
+    //! where *e* is in Kelvin, i.e. energy divided by the molar gas constant.
     void addCoverageDependence(size_t k, doublereal a,
                                doublereal m, doublereal e);