journal article·2026-05

Flattening Energy Puddles for Enhanced Charge Transport in Wrinkled WSe 2 (Small 28/2026)

Dae Young Park, Taehoon Kim, Bora Kim, Nohyoon Park, Seungho Bang, Dohyeon Lee, Deogkyu Choi, Dong Hyeon Kim, Jaekak Yoo, Seung Mi Lee, Young Joo Yu, Jieun Jo, Jungeun Song, Hayoung Ko, Yo Seob Won, Takmo Jeong, Seok Joon Yun, Ki Kang Kim, Dong‐Wook Kim, Jooyoung Sung, Mun Seok Jeong

Small· Volume 22· Issue 28
Publisher page

Abstract

Charge Carrier Dynamics Strain-localized wrinkles in monolayer WSe2 generate energy puddles that impede electron transport. Through selective bonding at selenium vacancies, TOPSe both passivates wrinkle defects and induces local electron doping, thereby flattening the conduction-band profile. This transforms wrinkles from carrier-trapping barriers into conductive pathways, enabling more efficient charge transport across the wrinkled monolayer WSe2. More in the Research Article (e14391), Dong-Wook Kim, Jooyoung Sung, Mun Seok Jeong, and co-workers.
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: 2D Materials and Applications · Advanced Sensor and Energy Harvesting Materials · Graphene research and applications

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Affiliations

Department of Physics Hanyang University Seoul Republic of Korea

Department of Science Education Jeonju University Jeonju Republic of Korea

Department of Physics and Chemistry Daegu‐Gyeongbuk Institute of Science and Technology Daegu Republic of Korea

Center for Basic Science Daegu‐Gyeongbuk Institute of Science and Technology Daegu Republic of Korea

Department of Mechatronics Engineering Konkuk University Glocal Campus Chungju Republic of Korea

Department of Chemistry University of Illinois at Urbana‐Champaign Urbana USA

Korea Research Institute of Standards and Science Daejeon Republic of Korea

Department of Physics Ewha Womans University Seoul Republic of Korea

Department of Energy Science Sungkyunkwan University Suwon Republic of Korea

Department of Semiconductor Physics and Engineering University of Ulsan Ulsan Republic of Korea

Department of Physics Sungkyunkwan University Suwon Republic of Korea

References

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