From 12bea7b3bf7e13d8ef529817c5c4cb08faba89fd Mon Sep 17 00:00:00 2001
From: Anton Akhmerov <anton.akhmerov@gmail.com>
Date: Thu, 4 Apr 2019 15:05:33 +0000
Subject: [PATCH] typo fixes

---
 src/14_doping_and_devices.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/14_doping_and_devices.md b/src/14_doping_and_devices.md
index 1be61120..50251319 100644
--- a/src/14_doping_and_devices.md
+++ b/src/14_doping_and_devices.md
@@ -264,7 +264,7 @@ where $I_s(T)$ is the saturation current.
 
 1. What is the significance of adding dopant atoms to an intrinsic semiconductor?
    Can two intrinsic semiconductors joined together make a diode?
-2. Discuss the which processes carry current in a diode under reverse biase.
+2. Discuss which processes carry current in a diode under reverse bias.
 3. Based on this, estimate how the saturation current $I_s$ depends on temperature.
 
 ### Exercise 4: Quantum well heterojunction in detail
-- 
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