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  1. Article

    Open Access

    Standardized cycle life assessment of batteries using extremely lean electrolytic testing conditions

    Despite the proposal of numerous advanced materials for batteries, there remains a notable lack of comprehensive assessment protocols that facilitate direct comparisons between laboratory-scale research and in...

    Myeong Gyun Nam, Hyun Jun Song, ** Kyo Koo, Gwan Hyun Choi in Communications Materials (2024)

  2. No Access

    Article

    Graphene-based 3D lightweight cellular structures: Synthesis and applications

    Ultralight three-dimensional (3D) cellular architectures are both a challenge and an opportunity for those academic and industrial applications involved with high performance material design. The challenges ha...

    Min Jun Oh, Pil J. Yoo in Korean Journal of Chemical Engineering (2020)

  3. No Access

    Article

    Poly(3-hexylthiophene) Nanoparticles Prepared via a Film Shattering Process and Hybridization with TiO2 for Visible-Light Active Photocatalysis

    We present a methodology to prepare a hybrid photocatalyst based on conjugated polymer nanoparticles (CPNs) by electrostatically adsorbing TiO2 nanoparticles on the surfaces of the CPNs to achieve synergetic effe...

    Jeongwan Che, Naraechan Bae, Juran Noh, Taehyung Kim, Pil J. Yoo in Macromolecular Research (2019)

  4. Article

    Open Access

    Assembly of “3D” plasmonic clusters by “2D” AFM nanomanipulation of highly uniform and smooth gold nanospheres

    Atomic force microscopy (AFM) nanomanipulation has been viewed as a deterministic method for the assembly of plasmonic metamolecules because it enables unprecedented engineering of clusters with exquisite cont...

    Kyung ** Park, Ji-Hyeok Huh, Dae-Woong Jung, **-Sung Park in Scientific Reports (2017)

  5. Article

    Open Access

    Giant Gyroid and Templates from High-Molecular-Weight Block Copolymer Self-assembly

    We present a feasible approach to the direct development of three-dimensionally (3D) bicontinuous gyroid (GYR) nanostructure in high-molecular-weight, composition-controlled polystyrene-b-poly(methyl methacrylate...

    Sungmin Park, Yeongsik Kim, Hyungju Ahn, Jong Hak Kim, Pil J. Yoo in Scientific Reports (2016)

  6. No Access

    Article

    Surface modification of magnesium hydroxide nanoparticles with hexylphosphoric acid to improve thermal stabilities of polyethylene composites

    Magnesium hydroxide (MH) has been identified as an alternative flame retardant for polyethylenes (PEs), to replace halogen-based flame retardants, which cause severe environmental problems. However, the use of...

    Juran Noh, Insung Kang, Jaehyuk Choi, Hira Fatima, Pil J. Yoo in Polymer Bulletin (2016)

  7. No Access

    Article

    Self-formed grain boundary healing layer for highly efficient CH3NH3PbI3 perovskite solar cells

    Perovskite solar cells have attracted significant research efforts due to their remarkable performance, with certified power conversion efficiency now reaching 22%. Solution-processed perovskite thin films are...

    Dae-Yong Son, **-Wook Lee, Yung Ji Choi, In-Hyuk Jang, Seonhee Lee in Nature Energy (2016)

  8. No Access

    Article

    Bathochromic shift in absorption spectra of conjugated polymer nanoparticles with displacement along backbones

    Dongkyun Seo, Jonghyup Park, Tae Joo Shin, Pil J. Yoo in Macromolecular Research (2015)

  9. No Access

    Article

    Metal oxide/polymer hybrid nanofiber as flexible moisture absorbent

    In order to realize flexible organic light emitting diode (OLED), it is critically important to protect moisture and oxygen penetration into the flexible device through the polymer substrates because of intrin...

    Sung Hee Kim, So Yun Jeon, Pil J. Yoo, Lyong Sun Pu, Jun Young Lee in Fibers and Polymers (2013)

  10. No Access

    Article

    Catalytic Performance and Kinetic Models on Zirconium Phosphate Modified Ru/Co/SiO2 Fischer–Tropsch Catalyst

    The present paper represents the promising ways to improve catalytic performance by introducing zirconium phosphate (ZP) on Ru/Co/SiO2 catalysts and the related kinetic models using the optimized Fischer–Tropsch ...

    BalSang Lee, In Hyeok Jang, Jong Wook Bae, Soong Ho Um in Catalysis Surveys from Asia (2012)

  11. No Access

    Article

    Invited paper: Fabrication of complexly patterned wavy structures using self-organized anisotropic wrinkling

    In this work, we review a novel means of self-organized anisotropic wrinkling, which enables the patterning of wavy microstructures that are rarely achievable with conventional patterning approaches. The surfa...

    Pil J. Yoo in Electronic Materials Letters (2011)

  12. No Access

    Protocol

    Fabrication of Bacteria and Virus Microarrays Based on Polymeric Capillary Force Lithography

    There is a growing interest on the fabrication of bacteria and virus microarray owing to their great potential in many biological applications ranging from diagnostic devices to advanced platforms for fundamen...

    Pil J. Yoo in Biological Microarrays (2011)

  13. No Access

    Article

    Spontaneous assembly of viruses on multilayered polymer surfaces

    The idea that randomly arranged supermolecular species incorporated in a network medium can ultimately create ordered structures at the surface may be counterintuitive. However, such order can be accommodated ...

    Pil J. Yoo, Ki Tae Nam, Jifa Qi, Soo-Kwan Lee, Juhyun Park in Nature Materials (2006)

  14. No Access

    Article

    Patterning and Separating Infected Bacteria Using Host–Parasite and Virus–Antibody Interactions

    Bacteria were selectively deposited on substrates patterned with poly(ethylene glycol) (PEG) microstructures by using host–parasite and virus–antibody interactions. In this scheme viruses were used to attach o...

    Kahp Y. Suh, Ali Khademhosseini, Pil J. Yoo, Robert Langer in Biomedical Microdevices (2004)