Improving student understanding of quantum measurement in infinite-dimensional Hilbert space using a research-based multiple-choice question sequence

[This paper is part of the Focused Collection in Investigating and Improving Quantum Education through Research.] Research-based multiple-choice questions implemented in class with peer instruction have been shown to be an effective tool for improving students’ engagement and learning outcomes. More...

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Main Authors: Yangqiuting Li, Chandralekha Singh
Format: Article
Language:English
Published: American Physical Society 2025-01-01
Series:Physical Review Physics Education Research
Online Access:http://doi.org/10.1103/PhysRevPhysEducRes.21.010104
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author Yangqiuting Li
Chandralekha Singh
author_facet Yangqiuting Li
Chandralekha Singh
author_sort Yangqiuting Li
collection DOAJ
description [This paper is part of the Focused Collection in Investigating and Improving Quantum Education through Research.] Research-based multiple-choice questions implemented in class with peer instruction have been shown to be an effective tool for improving students’ engagement and learning outcomes. Moreover, multiple-choice questions that are carefully sequenced to build on each other can be particularly helpful for students to develop a systematic understanding of concepts pertaining to a theme. Here, we discuss the development, validation, and implementation of a multiple-choice question sequence (MQS) on the topic of quantum measurement in the context of wave functions in the infinite-dimensional Hilbert space. This MQS was developed using students’ common difficulties with quantum measurements as a guide and was implemented in a junior-/senior-level quantum mechanics course at a large research university in the U.S. We compare student performance on assessment tasks focusing on quantum measurement before and after the implementation of the MQS and discuss how different difficulties were reduced and how to further improve students’ conceptual understanding of quantum measurement in infinite-dimensional Hilbert space.
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spelling doaj-art-103764dcfcfe4c98829f2a0441789cb62025-08-20T03:15:08ZengAmerican Physical SocietyPhysical Review Physics Education Research2469-98962025-01-0121101010410.1103/PhysRevPhysEducRes.21.010104Improving student understanding of quantum measurement in infinite-dimensional Hilbert space using a research-based multiple-choice question sequenceYangqiuting LiChandralekha Singh[This paper is part of the Focused Collection in Investigating and Improving Quantum Education through Research.] Research-based multiple-choice questions implemented in class with peer instruction have been shown to be an effective tool for improving students’ engagement and learning outcomes. Moreover, multiple-choice questions that are carefully sequenced to build on each other can be particularly helpful for students to develop a systematic understanding of concepts pertaining to a theme. Here, we discuss the development, validation, and implementation of a multiple-choice question sequence (MQS) on the topic of quantum measurement in the context of wave functions in the infinite-dimensional Hilbert space. This MQS was developed using students’ common difficulties with quantum measurements as a guide and was implemented in a junior-/senior-level quantum mechanics course at a large research university in the U.S. We compare student performance on assessment tasks focusing on quantum measurement before and after the implementation of the MQS and discuss how different difficulties were reduced and how to further improve students’ conceptual understanding of quantum measurement in infinite-dimensional Hilbert space.http://doi.org/10.1103/PhysRevPhysEducRes.21.010104
spellingShingle Yangqiuting Li
Chandralekha Singh
Improving student understanding of quantum measurement in infinite-dimensional Hilbert space using a research-based multiple-choice question sequence
Physical Review Physics Education Research
title Improving student understanding of quantum measurement in infinite-dimensional Hilbert space using a research-based multiple-choice question sequence
title_full Improving student understanding of quantum measurement in infinite-dimensional Hilbert space using a research-based multiple-choice question sequence
title_fullStr Improving student understanding of quantum measurement in infinite-dimensional Hilbert space using a research-based multiple-choice question sequence
title_full_unstemmed Improving student understanding of quantum measurement in infinite-dimensional Hilbert space using a research-based multiple-choice question sequence
title_short Improving student understanding of quantum measurement in infinite-dimensional Hilbert space using a research-based multiple-choice question sequence
title_sort improving student understanding of quantum measurement in infinite dimensional hilbert space using a research based multiple choice question sequence
url http://doi.org/10.1103/PhysRevPhysEducRes.21.010104
work_keys_str_mv AT yangqiutingli improvingstudentunderstandingofquantummeasurementininfinitedimensionalhilbertspaceusingaresearchbasedmultiplechoicequestionsequence
AT chandralekhasingh improvingstudentunderstandingofquantummeasurementininfinitedimensionalhilbertspaceusingaresearchbasedmultiplechoicequestionsequence