From 2c153d2481ae07bd64ba5f5a4e873d5c6c7b2cd7 Mon Sep 17 00:00:00 2001
From: Boxi Li <etamin1201@gmail.com>
Date: Tue, 16 Nov 2021 17:05:33 +0100
Subject: [PATCH] Minor improvement in the doc

---
 src/qutip_qip/device/cavityqed.py  | 3 ++-
 src/qutip_qip/device/circuitqed.py | 3 ++-
 src/qutip_qip/device/spinchain.py  | 3 ++-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/qutip_qip/device/cavityqed.py b/src/qutip_qip/device/cavityqed.py
index 6d8c7692..300bfac1 100644
--- a/src/qutip_qip/device/cavityqed.py
+++ b/src/qutip_qip/device/cavityqed.py
@@ -132,7 +132,8 @@ def load_circuit(self, qc, schedule_mode="ASAP", compiler=None):
 
 class CavityQEDModel(Model):
     """
-    The physical model for :obj:`.DispersiveCavityQED`.
+    The physical model for a dispersive cavity-QED processor
+    (:obj:`.DispersiveCavityQED`).
 
     Parameters
     ----------
diff --git a/src/qutip_qip/device/circuitqed.py b/src/qutip_qip/device/circuitqed.py
index 0af5b3fc..c5968728 100644
--- a/src/qutip_qip/device/circuitqed.py
+++ b/src/qutip_qip/device/circuitqed.py
@@ -61,7 +61,8 @@ def topology_map(self, qc):
 
 class SCQubitsModel(Model):
     """
-    The physical model for :obj:`.SCQubits`.
+    The physical model for superconducting-qubit model processor
+    (:obj:`.SCQubits`) with fixed frequency.
 
     Parameters
     ----------
diff --git a/src/qutip_qip/device/spinchain.py b/src/qutip_qip/device/spinchain.py
index f10bda78..72d6170b 100644
--- a/src/qutip_qip/device/spinchain.py
+++ b/src/qutip_qip/device/spinchain.py
@@ -221,7 +221,8 @@ def topology_map(self, qc):
 
 class SpinChainModel(Model):
     """
-    Physical model for :obj:`CircularSpinChain` and :obj`LinearSpinChain`.
+    The physical model for the spin chian processor
+    (:obj:`CircularSpinChain` and :obj`LinearSpinChain`).
 
     Parameters
     ----------