From 62fe57ff424d4a227f5bca9fa7c55bc38fe99214 Mon Sep 17 00:00:00 2001
From: akshaysridhar <asridhar@caltech.edu>
Date: Fri, 17 Nov 2023 14:35:10 -0800
Subject: [PATCH] Add diffusion parameters Bump minor version 	modified:  
 Project.toml 	modified:   src/parameters.toml

---
 Project.toml        |  2 +-
 src/parameters.toml | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/Project.toml b/Project.toml
index 98926d99..c2be0acc 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "CLIMAParameters"
 uuid = "6eacf6c3-8458-43b9-ae03-caf5306d3d53"
 authors = ["Climate Modeling Alliance"]
-version = "0.7.25"
+version = "0.7.26"
 
 [deps]
 DocStringExtensions = "ffbed154-4ef7-542d-bbb7-c09d3a79fcae"
diff --git a/src/parameters.toml b/src/parameters.toml
index 507c5d5d..d1354431 100644
--- a/src/parameters.toml
+++ b/src/parameters.toml
@@ -76,6 +76,18 @@ description = "Emissivity of soil, approximated as context. Reference: CLM5 Docu
 
 ## Surface Fluxes
 
+[richardson_critical]
+alias = "Ri_crit_bulk"
+value = 1.0
+type = "float"
+description = "Critical Richardson number, stable mixing cutoff. Ref: Frierson et al (2006) https://doi.org/10.1175/JAS3753.1"
+
+[surface_layer_fraction]
+alias = "f_b_surface"
+value = 0.10
+type = "float"
+description = "Surface layer thickness as a fraction of the planetary boundary layer. Ref: Frierson et al (2006) https://doi.org/10.1175/JAS3753.1"
+
 # Businger
 
 [prandtl_number_0_businger]