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    Article

    Heteroepitaxial van der Waals semiconductor superlattices

    A broad range of transition metal dichalcogenide (TMDC) semiconductors are available as monolayer (ML) crystals, so the precise integration of each kind into van der Waals (vdW) superlattices (SLs) could enabl...

    Gangtae **, Chang-Soo Lee, Odongo F. N. Okello, Suk-Ho Lee in Nature Nanotechnology (2021)

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    Article

    Sub-Band-Gap Photoresponse Caused by Hot Electron Injections in Au Nanorod Decorated van der Waals Semiconductor Monolayers

    Hot electrons in metal nanostructures can be exploited in a wide range of optical functions, including photocatalysis, surface-enhanced Raman scattering, photodetectors and photovoltaics. Here, we report the s...

    Juho Kim, Gangtae **, Min Yeong Park in Journal of the Korean Physical Society (2020)

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    Open Access

    MiR-200c downregulates HIF-1α and inhibits migration of lung cancer cells

    Hypoxia-inducible factor-1α (HIF-1α) is a transcription factor with a pivotal role in physiological and pathological responses to hypoxia. While HIF-1α is known to be involved in hypoxia-induced upregulation o...

    Yuree Byun, Young-Chul Choi, Yunhui Jeong in Cellular & Molecular Biology Letters (2019)

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    Article

    The seed sequence is necessary but insufficient for downregulation of target genes by miR-608

    MicroRNAs are small, non-coding RNAs that inhibit gene expression posttranscriptionally through interaction with the 3′ untranslated region (3′ UTR) of target mRNAs. The most important factor for downregulatio...

    Gangtae Lee, Young-Chul Choi, Yuree Byun, Sena Yoon, Yongsu Jeong in Genes & Genomics (2016)

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    Open Access

    Interlayer orientation-dependent light absorption and emission in monolayer semiconductor stacks

    Two-dimensional stacks of dissimilar hexagonal monolayers exhibit unusual electronic, photonic and photovoltaic responses that arise from substantial interlayer excitations. Interband excitation phenomena in i...

    Hoseok Heo, Ji Ho Sung, Soonyoung Cha, Bo-Gyu Jang, Joo-Youn Kim in Nature Communications (2015)