23 Result(s)

Article

Microfluidics for disease diagnostics based on surface-enhanced raman scattering detection

This review reports diverse microfluidic systems utilizing surface-enhanced Raman scattering (SERS) detection for disease diagnosis. Integrating SERS detection technology, providing high-sensitivity detection,...

**angdong Yu, Sohyun Park, Sungwoon Lee, Sang-Woo Joo, Jaebum Choo in Nano Convergence (2024)

Article

Non-planar graphene directly synthesized on intracavity optical microresonators for GHz repetition rate mode-locked lasers

Generation of high-speed laser pulses is essential for sustaining today’s global, hyper-connected society. One approach for achieving high spectral and temporal purity is to combine optical nonlinear materials...

Oleksiy Kovalchuk, Sungjae Lee, Hyowon Moon… in npj 2D Materials and Applications (2024)

Article

Toward ultraflexible organic electronic devices

In recent decades, organic electronics have progressed remarkably, owing to their exceptional mechanical and electrical properties. The development of ultraflexible organic electronics has opened up possibilit...

Sungjun Park, Masahito Takakuwa, Kenjiro Fukuda, Sunghoon Lee… in MRS Bulletin (2023)

Article

270 nm ultra-thin self-adhesive conformable and long-term air-stable complimentary organic transistors and amplifiers

Lightweight, flexible, and conformal bioelectronics are essential for wearable technologies. This paper introduces 270 nm thin organic electronics amplifying circuits that are self-adhesive, skin conformal, an...

Mohammad Javad Mirshojaeian Hosseini, Yi Yang, Walter Kruger… in npj Flexible Electronics (2023)

Article

Anisotropy of impact ionization in WSe₂ field effect transistors

Carrier multiplication via impact ionization in two-dimensional (2D) layered materials is a very promising process for manufacturing high-performance devices because the multiplication has been reported to ove...

Taeho Kang, Haeju Choi, **shu Li, Chanwoo Kang, Euyheon Hwang… in Nano Convergence (2023)

Article

Solubilized chlorin e6-layered double hydroxide complex for anticancer photodynamic therapy

Layered double hydroxides (LDHs) are one type of 2-dimensional material with unique structure and strongly positive surface charge. Particularly, LDHs can be exfoliated by mono-layered double hydroxides (MLHs)...

Young-um Jo, HyunJune Sim, Chung-Sung Lee, Kyoung Sub Kim, Kun Na in Biomaterials Research (2022)

Article

Vertical graphene on flexible substrate, overcoming limits of crack-based resistive strain sensors

Resistive strain sensors (RSS) with ultrasensitivity have attracted much attention as multifunctional sensors. However, since most ultrasensitive RSS are designed by cracked conductive metals, the sensing perf...

Hong Ryeol Na, Hyun Joo Lee, Jae Ho Jeon, Han-** Kim… in npj Flexible Electronics (2022)

Article

Rational design of photocatalysts for ammonia production from water and nitrogen gas

Photocatalytic N₂ reduction has emerged as one of the most attractive routes to produce NH₃ as a useful commodity for chemicals used in industries and as a carbon-free energy source. Recently, significant progres...

Seokwoo Choe, Sung Min Kim, Yeji Lee, ** Seok, Jiyong Jung… in Nano Convergence (2021)

Article

Stable sol–gel hydroxyapatite coating on zirconia dental implant for improved osseointegration

Aside from being known for its excellent mechanical properties and aesthetic effect, zirconia has recently attracted attention as a new dental implant material. Many studies have focused on hydroxyapatite (HA)...

**young Kim, In-Gu Kang, Kwang-Hee Cheon… in Journal of Materials Science: Materials in… (2021)

Article

Two-dimensional iodine-monofluoride epitaxy on WSe₂

Interhalogen compounds (IHCs) are extremely reactive molecules used for halogenation, catalyst, selective etchant, and surface modification. Most of the IHCs are unstable at room temperature especially for the...

Yung-Chang Lin, Sungwoo Lee, Yueh-Chiang Yang… in npj 2D Materials and Applications (2021)

Article

Skyrmion Phase in MnSi Thin Films Grown on Sapphire by a Conventional Sputtering

Topologically protected chiral skyrmions are an intriguing spin texture that has attracted much attention because of fundamental research and future spintronic applications. MnSi with a non-centrosymmetric str...

Won-Young Choi, Hyun-Woo Bang, Seung-Hyun Chun, Sunghun Lee… in Nanoscale Research Letters (2021)

Article

Understanding filamentary growth and rupture by Ag ion migration through single-crystalline 2D layered CrPS₄

Memristive electrochemical metallization (ECM) devices based on cation migration and electrochemical metallization in solid electrolytes are considered promising for neuromorphic computing systems. Two-dimensi...

Mi Jung Lee, Sung-Hoon Kim, Sangik Lee, Chansoo Yoon, Kyung-Ah Min… in NPG Asia Materials (2020)

Article

Correction to: Effects of V or Cu Addition on High-Temperature Tensile Properties of High-Ni-Containing Austenitic Cast Steels Used for High-Performance Turbo-Charger Housings

The original version of this article unfortunately contained a mistake. The acknowledgements section was incomplete. The correct information is given.

Jisung Yoo, Won-Mi Choi, Seok Su Sohn, Byeong-Joo Lee… in Metals and Materials International (2019)

Article

Correction to: The Effects of Gd-Free Impurity Phase on the Aging Behavior for the Microwave Surface Resistance of Ag-coated GdBa₂Cu₃O_7−δ at Cryogenic Temperatures

The original version of this article unfortunately contained a mistake. Figure 9 was incorrect. The corrected figure is given below.

Sungho Lee, Woo Il Yang, Ho Sang Jung, Won-Jae Oh… in Electronic Materials Letters (2018)

Article

Erratum to: Charge transfer in graphene/polymer interfaces for CO₂ detection

The order of the authors in the original version of this article was unfortunately incorrect on the first page and the first page of the ESM.

Kihyeun Kim, Myungwoo Son, Yusin Pak, Sang-Soo Chee, Francis Malar Auxilia… in Nano Research (2018)

Article

Synaptic devices based on two-dimensional layered single-crystal chromium thiophosphate (CrPS₄)

Two-dimensional (2D) van der Waals (vdW) materials have recently attracted considerable attention due to their excellent electrical and mechanical properties. TmPS_x (where Tm = a transition metal), which is a new...

Mi Jung Lee, Sangik Lee, Sungmin Lee, K. Balamurugan, Chansoo Yoon… in NPG Asia Materials (2018)

Article

Understanding the physical metallurgy of the CoCrFeMnNi high-entropy alloy: an atomistic simulation study

Although high-entropy alloys (HEAs) are attracting interest, the physical metallurgical mechanisms related to their properties have mostly not been clarified, and this limits wider industrial applications, in ...

Won-Mi Choi, Yong Hee Jo, Seok Su Sohn, Sunghak Lee… in npj Computational Materials (2018)

Article

Erratum to: Real-time electrical detection of epidermal skin MoS₂ biosensor for point-of-care diagnostics

Geonwook Yoo, Heekyeong Park, Minjung Kim, Won Geun Song, Seokhwan Jeong… in Nano Research (2017)

Article

Correction: Corrigendum: Gated three-terminal device architecture to eliminate persistent photoconductivity in oxide semiconductor photosensor arrays

Nature Materials 11, 301–305 (2012); published online 26 February 2012; corrected after print 16 February 2015. In the version of this Letter originally published, Khashayar Ghaffarzadeh, with affiliation at t...

Sanghun Jeon, Seung-Eon Ahn, Ihun Song, Chang Jung Kim, U-In Chung… in Nature Materials (2015)

Article

Erratum to: Microstructural Evolution in Fe-22Mn-0.4C Twinning-Induced Plasticity Steel During High Strain Rate Deformation

Yumi Ha, Hyunmin Kim, Ki Hyuk Kwon… in Metallurgical and Materials Transactions A (2015)