From 6e02a9a44f3d861aa9966283b5ffaad6f53fa1cc Mon Sep 17 00:00:00 2001
From: Anton Akhmerov <anton.akhmerov@gmail.com>
Date: Mon, 30 Mar 2020 20:53:22 +0000
Subject: [PATCH] add semiconductor prior knowledge
---
src/13_semiconductors.md | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/src/13_semiconductors.md b/src/13_semiconductors.md
index 61708cc4..19b5690f 100644
--- a/src/13_semiconductors.md
+++ b/src/13_semiconductors.md
@@ -22,6 +22,15 @@ m_h, m_e = 1, .5
# Semiconductor physics
_(based on chapters 17–18 of the book)_
+
+!!! success "Expected prior knowledge"
+
+ Before the start of this lecture, you should be able to:
+
+ - Simplify integral expressions by Taylor expansion
+ - Compute the density of states of the free electron model
+ - Apply the concepts of group velocity and effective mass to solve problems
+
!!! summary "Learning goals"
After this lecture you will be able to:
@@ -257,4 +266,4 @@ Suppose we have a 1D semiconductor with a conduction band described by $$E_{cb}
2. Why is it acceptable? Write down an approximate expression of these bands.
3. Write down an expression for the density of states _per unit length_ for both bands using the approximated expressions. Compare with the actual density of states per unit length.
4. Calculate the electron density in the conduction band and the hole density in the valence band.
-5. What would the chemical potential $\mu$ be in case of an intrinsic semiconductor?
\ No newline at end of file
+5. What would the chemical potential $\mu$ be in case of an intrinsic semiconductor?
--
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