Edits to examples/HabEvapCore/README.rst
@@ -4,22 +4,22 @@ Proxima Centauri b as a "Habitable Evaporated Core."
Overview
--------
-A planet orbiting the habitable zone of a low mass star, e.g. Proxima Centauri b,
+A planet orbiting in the main sequence habitable zone of a low mass star, e.g. Proxima Centauri b,
can lose a hydrogen envelope during the pre-main sequence. If the core is
-volatile rich, then it may become habitable, but only if the water isn't
-photolyzed and permanently lost via hydrogen escape. This example demonstrates
-this process for 6 different assumptions: two different radius models and three
+volatile rich, then the planet may become habitable, but only if the water isn't
+also lost via photolysis and hydrogen escape. This example demonstrates
+this transition for 6 different assumptions: two different radius models and three
different escape models. The envelope radius may evolve according to a modified
-version of the Lopez et al. (2012) radius tracks (ProxCenB) and the isothermal
+version of the Lopez et al. (2012) radius tracks (ProxCenB) or the isothermal
model of Lehmer & Catling (2017). When a hydrogen envelope is present, the H may
-escapes via energy-limited, radiation-recombination-limited, Roche lobe overflow,
-and an automatic mode that determines the regime based on the environment.
+escape via energy-limited escape, radiation-recombination-limited escape, Roche lobe overflow,
+or an automatic mode that determines the regime based on the environment.
=================== ============
**Date** 02/26/2020
**Author** Rory Barnes
-**Modules** atmesc
- stellar
+**Modules** AtmEsc
+ STELLAR
**Approx. runtime** 10 seconds
=================== ============
@@ -43,15 +43,18 @@ Expected output
:width: 600px
:align: center
- Sample evolution of Proxima b if it is a habitable evaporated core. Top left:
+ Sample evolutions of Proxima b if it is a habitable evaporated core. Top left:
The ratio of the XUV luminosity to the total luminosity. The early constant
- stage is known as the "satured" phase, which is here set to be 100 Myr. Top
+ stage is known as the "saturated" phase, which is here set to be 100 Myr. Top
right: Comparison of the habitable zone (HZ) with the current orbit of
Proxima b. The star evolves according to a modified track from Baraffe et al.
(2016) that matches observations (ProxCen). Middle left: The envelope mass.
For the ProxCenB radius model, AtmEscAuto selects the energy-limited (E-Lim)
- model, so the dark blue is behind the orange line for this panel and the
+ model for the duration of the simulation, so the dark blue curve is hidden by the
+ orange curvee for this panel and the
subsequent panels. Middle right: Radius of the planet. The water layer is
assumed to have no thickness. Bottom left: The amount of water on the surface
- in units of Earth oceans (TO). Bottom right: The maximum oxygen pressure that
- can accumulate in the atmosphere from water photolysis and hydrogen escape.
+ in units of Earth oceans (TO). Water is not permitted to photolyze if the
+ envelope is present, or if the planet is in the HZ.Bottom right: The maximum
+ oxygen pressure that can accumulate in the atmosphere from water photolysis
+ and hydrogen escape.
