Center News

Center for van der Waals Quantum Solids

Nature Communications

"Gate-tunable quantum pathways of high harmonic generation in graphene"

Soonyoung Cha†, Minjeong Kim†, Youngjae Kim†, Shinyoung Choi, Sejong Kang, Hoon Kim, Sangho Yoon, Gunho Moon, Taeho Kim, Ye Won Lee, Gil Young Cho, Moon Jeong Park, Cheol-Joo Kim, B. J. Kim, JaeDong Lee*, Moon-Ho Jo*, and Jonghwan Kim*(† Equal contributors) (* co-Corresponding Authors)


New Member


Professor Jong-Hoon Kang has joined our IBS center. Welcome!

IBS Center for van der Waals Quantum Solids


Our lab has launched new IBS research center (IBS-VdWQS).

New Member


Jong Yun Choi and Yeon Jeong Jang joined our group as master students. Welcome!

Nature Nanotechnology

"Heteroepitaxial van der Waals semiconductor superlattices"

Gangtae Jin†, Chang-Soo Lee†, Odongo F. N. Okello, Suk-Ho Lee, Min Yeong Park, Soonyoung Cha, Seung-Young Seo, Gunho Moon, Dong Hwan Yang, Cheolhee Han, Hyungju Ahn, Jekwan Lee, Hyunyong Choi, Jonghwan Kim, Si-Young Choi and Moon-Ho Jo († Equal contributors)


Nano Letters


"Identification of point defects of atomically thin transition-metal dichalcogenide semiconductors as active dopants"


Seung-Young Seo†, Dong-Hwan Yang†, Gunho Moon, Odongo F. N. Okello, Min Yeong Park, Suk-Ho Lee, Si-Young Choi and Moon-Ho Jo († Equal contributors)

New Member


Hyun Je Cho, Ye Won Lee and Hee Won Park joined our group as master students. Welcome!

Nature Electronics


"Reconfigurable photo-induced doping of two-dimensional van der Waals semiconductors using different photon energy"


Seung-Young Seo†, Gunho Moon†, Odongo F. N. Okello, Min Yeong Park, Cheolhee Han, Soonyoung Cha, Hyunyong Choi, Han Woong Yeom, Si-Young Choi, Jewook Park, and Moon Ho Jo († Equal Contributors)

Chemistry of Materials


"Programmed band-gap modulation within van der Waals semiconductor monolayers by metalorganic vapor-phase epitaxy"


Chang-Soo Lee†, Gangtae Jin†, Seung-Young Seo, Juho Kim, Cheolhee Han, Min Yeong Park, Heonsu Ahn, Suk-Ho Lee, Soonyoung Cha and Moon-Ho Jo († Equal Contributors)



New Member


Seok Young Min joined our group as a master student. Welcome!

New Member


Dr. Yoon-Jong Moon joined our group as a research fellow. Welcome!

New Member


Dr. Jaehong Yoon joined our group as a research fellow. Welcome!

Science Advances


"Atomically thin three-dimensional membranes of van der Waals semiconductors by wafer-scale growth"

Gangtae Jin†, Chang-Soo Lee†, Xing Liao, Juho Kim, Zhen Wang, Odongo Francis Ngome Okello, Bumsu Park, Jaehyun Park, Cheolhee Han, Hoseok Heo, Jonghwan Kim, Sang Ho Oh, Si-Young Choi, Hongkun Park and Moon-Ho Jo († Equal Contributors)

2019 Spring


Group Photo in 2019 Spring, in front of Sci. Bldg I

Photo by Seung-Young Seo

Invited Speech

Prof. Moon-Ho Jo gave an invited talk at the APCTP-KIAS Quantum Materials Symposium 2019 (QMS 2019) (2019.02.10 ~ 02.15, Pyeongchang, Korea).


“Epitaxial 2D Electrical Circuitry on Atomically Thin Van der Waals Semiconductors"

Invited Speech

Prof. Moon-Ho Jo gave an invited talk at the 4th International Conference on Two-dimensional Materials and Technologies 2018 (ICON-2DMAT 2018) (2018.12.10 ~ 12.13, Melbourne, Australia).

“Programmable doping of atomically thin van der Waals semiconductors with light probes"

Invited Speech

Prof. Moon-Ho Jo gave an invited talk at the ENGE 2018 Satellite Session " Atomic 2D Materials Science Forum" (2018.11.11 ~ 11.14, Jeju, Korea).

“Synthetic Integrated-Circuitry based on Atomically Thin Semiconductors"

Keynote Speech

Prof. Moon-Ho Jo gave a keynote talk at the 5th International Conference on Electronic Materials and Nanotechnology for Green Environment (ENGE 2018) (2018.11.11 ~ 11.14, Jeju, Korea).

“Synthetic 2D Electronics on Atomically Thin Transition-Metal Dichalcogenides"

Nature Electronics


"Writing monolithic integrated circuits on a two-dimensional semiconductor with a scanning light probe"

Seung-Young Seo, Jaehyun Park, Jewook Park, Kyung Song, Soonyoung Cha, Sangwan Sim, Si-Young Choi, Han Woong Yeom, Hyunyong Choi, and Moon-Ho Jo

New Member

Soonyoung Cha joined our group as a research fellow. Welcome!

Invited Speech

Prof. Moon-Ho Jo gave an invited talk at the International Union of Materials Research Societies – International Conference on Electronic Materials 2018 (IUMRS-ICEM 2018) (2018.08.19 ~ 08.24, Daejeon, Korea).

“Polymorphism in 2D Transition-Metal Chalcogenides"

Nature Nanotechnology


"Generation, transport and detection of valley-locked spin photocurrent in WSe2–graphene–Bi2Se3 heterostructures"


Soonyoung Cha†, Minji Noh†, Je-Hyun Kim, Jangyup Son, Hyemin Bae, Doeon Lee, Hoil Kim, Jekwan Lee, Hoseung Shin, Sangwan Sim, Seunghoon Yang, Sooun Lee, Wooyoung Shim, Chul-Ho Lee, Moon-Ho Jo, Jun Sung Kim, Dohun Kim, and Hyunyong Choi († Equal Contributors)


New Member

Un Seung Jeon joined our group as a researcher. Welcome!

2018 Spring


Group Photo in 2018 Spring, in front of Sci. Bldg I


Keynote Speech


Prof. Moon-Ho Jo gave a keynote talk at the 5th Korean Symposium on Graphene and 2D Materials (2018.03.29 ~ 03.30, Buyeo, Korea).

“Coplanar electrical circuitry on atomically thin transition-metal dichalcogenides"

Student Awards


Seung-Young Seo and Gangtae Jin/Chang-Soo Lee were awarded Student Awards at the 5th Korean Symposium on Graphene and 2D Materials. Congrats!

“Programmable writing of integrated circuits on a two-dimensional van der Waals semiconductor” by Seung-Young Seo, and “Direct Growth of Wafer-scale van der Waals Semiconductor Superlattices” by Gangtae Jin and Chang-Soo Lee


The 5th Korean Symposium on Graphene and 2D Materials (2018.03.29 ~ 03.30, Buyeo, Korea)


1. (Keynote Speech) "Coplanar electrical circuitry on atomically thin transition-metal dichalcogenides"

Moon-Ho Jo, Seung-Young Seo, Jaehyun Park, Jewook Park, Ji Ho Sung, and Hoseok Heo

2. (Oral Presentation) "Programmable writing of integrated circuits on a two-dimensional van der Waals semiconductor"

Seung-Young Seo, Jaehyun Park, Jewook Park, Kyung Song, Soonyoung Cha, Sangwan Sim, Si-Young Choi, Han Woong Yeom, Hyunyong Choi, and Moon-Ho Jo

3. (Poster Presentation) "Atomic-layered, coupled superconductor NbS2-NbSe2 heterojunction via sequential thermal vapor deposition"

Kwang Hyun Park, Hyoung Kug Kim, Sun-Gyu Park, Gangtae Jin, Jun Sung Kim, Tae-Hwan Kim, and Moon-Ho Jo

4. (Poster Presentation) "반 데르 발스 이종 구조의 웨이퍼 규모 직성장"

진강태, 이창수, 조문호


Nature communications


"Ultrafast quantum beats of anisotropic excitons in atomically thin ReS2"

Sangwan Sim, Doeon Lee, Taeyoung Kim, Soonyoung Cha, Ji Ho Sung, Sungjun Cho, Wooyoung Shim, Moon-Ho Jo* and Hyunyong Choi* (* co-Corresponding Authors)


New Member

Min Young Park joined our group as a master student. Welcome, Min Young!

New Member

Gunho Moon joined our group as a master student. Welcome, Min Young!

2017 Commencement Ceremony


Advanced Sustainable Systems


"Directly Assembled 3D Molybdenum Disulfide on Silicon Wafer for Efficient Photoelectrochemical Water Reduction"

​Dinsefa Mensur Andoshe†, Gangtae Jin†, Chang-Soo Lee†, Ki Chang Kwon, Seokhoon Choi, Woonbae Sohn, Cheon Woo Moon, Seung Hee Lee, Jun Min Suh, Sungwoo Kang, Jaehyun Park, Hoseok Heo, Jong Kyu Kim, Seungwu Han, Moon-Ho Jo* and Ho Won Jang* († Equal Contributors) (* co-Corresponding Authors)

Dr. Kibum Kang in KAIST


Dr. Kibum Kang (a former graduate student, Ph. D in 2012) was appointed as an assistant professor in Department of Materials Science and Engineering at KAIST.


Nature Nanotechnology


"Coplanar semiconductor–metal circuitry defined on few-layer MoTe2 via polymorphic heteroepitaxy"

Ji Ho Sung*, Hoseok Heo*, Saerom Si*, Yong Hyeon Kim, Hyeong Rae Noh, Kyung Song, Juho Kim, Chang-Soo Lee, Seung-Young Seo, Dong-hwi Kim, Hyoung Kug Kim, Han Woong Yeom, Tae-Hwan Kim, Si-Young Choi, Jun Sung Kim and Moon-Ho Jo


Prof. Jo's Interview in KIM Magazine

Professor Moon-Ho Jo's interview was published in the latest issue of 『Trends in Metals and Materials Engineering』. It is the magazine of Korean Institute of Metals and Materials.

2017 Spring


Group photo in 2017 spring,

in front of Sci. Bldg I

New Horizon Workshop (Ceco, Changwon)


Prof. Moon-Ho Jo hosted a New Horizon Workshop (Two-Dimensional Materials: Perspectives of Materials Science) at Spring Meeting of KIM


Prof. Jo was awarded 2017 LS Academic Award


Prof. Moon-Ho Jo was awarded 2017 LS Academic Award from the Korean Institute of Metals and Materials

Dr. Cheol-Joo Kim in POSTECH


Dr. Cheol-Joo Kim (a former graduate student, Ph. D in 2011) was appointed as an assistant professor in Department of Chemical Engineering at POSTECH.

2015 Winter

2014 Spring

2011 Commencement Ceremony

2011 Spring

2011 Winter

2010 Winter

2009 Fall

2009 Spring

2008 Fall

2008 Summer

2007 Fall

2007 Spring

2006

2005

Physical Review B


"Role of weak interlayer coupling in ultrafast exciton-exciton annihilation in two-dimensional rhenium dichalcogenides"


Sangwan Sim†, Doeon Lee†, Jekwan Lee, Myungjun Cha, Soonyoung Cha, Wonhyeok Heo, Sungjun Cho, Wooyoung Shim, Kyusang Lee, Jinkyoung Yoo, Rohit P. Prasankumar, Hyunyong Choi, and Moon-Ho Jo(† Equal Contributors)