Band Theory and Kronig-Penney Model
Curriculum and historical examination lineage for Band Theory and Kronig-Penney Model under Unit 1 (Free Electron Theory and Energy Bands) of Semiconductor Physics and Computational Methods (21PYB102J) at SRMIST.
Historical appearance distribution across SRMIST Formative Tests (CT1, CT2) and University End Semester examinations.
Factual marks weightage of questions asked on this topic in historical examinations.
Question templates that recur across multiple examination cycles with similar conceptual stems.
“According to the band theory of solids, which of the following has a zero band gap? (A) Metals (B)...”
“(a.i) What is Density of states? Derive an expression for density of states for a semiconducting...”
“Describe the behavior of electron in a periodic potential and hence explain the Kronig Penny Model...”
“Using the Bloch theorem, explain the Kronig-Penney model in detail with suitable diagrams. Derive...”
“Discuss the classifications of solids based on band theory. (b) Discuss the classifications of...”
Representative historical questions extracted directly from SRMIST examination papers.
As stated in band theory of solids, which of the following has a zero band gap. (A) Metal (B) Semi conductor (C) Insulator (D) Both insulator and semi conductor
(i) Apply Bloch theorem and derive the expression for an electron in a periodic field of 1D crystal Lattice. (ii) Discuss the energy of electron under the condition P \rightarrow...
Derive an expression for motion of electron in a periodic potential using Kronig-Penney model. Calculate the energy of particles at P = 0 and P = \infty, where P is the power of...
The Kronig-Penney model's main finding is that A) electrons in a crystal can take any arbitrary energy B) electrons in a crystal take only occupy certain allowed energy bands C)...
Which of the following has a zero band gap in accordance with the band theory of solids? A) metals B) intrinsic semiconductors C) insulators D) extrinsic semiconductors
Examinations where questions for Band Theory and Kronig-Penney Model have appeared.
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