151 Result(s)

Article

Quantitative analysis of fine nano-sized precipitates in low-carbon steels by small angle neutron scattering

The small angle neutron scattering (SANS) technique was used to determine the nano-sized precipitates in interstitial free (IF) and low-carbon (LC) steels with a hot-rolling temperature. The real-space direct ...

Beak Seok Seong, Eunjoo Shin, Shi-Hoon Choi, Yong Choi, Young Soo Han… in Applied Physics A (2010)

Article

Thermoelectric Properties of Polycrystalline SrZn₂Sb₂ Prepared by Spark Plasma Sintering

Compact polycrystalline samples of SrZn₂Sb₂ [space group \( P\overline{3} m1 \) , a = 4.503(1) Å, c = 7.721(1) Å] were prepared by spark plasma sintering. Thermoelectric performance...

Hui Zhang, Mei-Bo Tang, Walter Schnelle… in Journal of Electronic Materials (2010)

Article

Nanosecond laser ablation and deposition of silicon

Nanosecond-pulsed KrF (248 nm, 25 ns) and Nd:YAG (1064 nm, 532 nm, 355 nm, 5 ns) lasers were used to ablate a polycrystalline Si target in a background pressure of <10⁻⁴ Pa. Si films were deposited on Si and GaAs...

Wee Ong Siew, Seong Shan Yap, Cécile Ladam, Øystein Dahl… in Applied Physics A (2011)

Article

Biaxial stress controlled three-dimensional helical cracks

Cracks are Janus-faced, which cause material failure on one hand and serve as a powerful approach for material processing on the other. To predict cracks and control them in a desired manner, foundational frac...

Li Wang, **ang-Ying Ji, Nü Wang, **g Wu, Hua Dong, Jiexing Du… in NPG Asia Materials (2012)

Article

Simultaneous additive and subtractive three-dimensional nanofabrication using integrated two-photon polymerization and multiphoton ablation

Modern three-dimensional nanofabrication requires both additive and subtractive processes. However, both processes are largely isolated and generally regarded as incompatible with each other. In this study, we...

Wei **ong, Yun Shen Zhou, **ang Nan He, Yang Gao… in Light: Science & Applications (2012)

Article

Erratum to: Do** Effect on the Metal-induced Lateral Crystallization Rate

Gui Fu Yang, Yong Woo Lee, Chang Woo Byun, Se Wan Son… in Electronic Materials Letters (2012)

Article

Organic nonvolatile memory transistors with self-doped polymer energy well structures

Develo** organic nonvolatile memory devices with a writing/reading/erasing logic function in actual array structures is extremely important for realizing low-cost lightweight/flexible plastic electronic syst...

Sungho Nam, Yong-Gi Ko, Suk Gyu Hahm, Soohyeong Park, Jooyeok Seo… in NPG Asia Materials (2013)

Article

Efficient color routing with a dispersion-controlled waveguide array

Splitting white light into its constituent spectral components has been of interest ever since Newton first discovered the phenomenon of color separation. Many devices have since been conceived to achieve effi...

Yi-Kun Liu, Si-Cong Wang, Yong-Yao Li, Li-Yan Song… in Light: Science & Applications (2013)

Article

Electric control of straight stripe conductive mixed-phase nanostructures in La-doped BiFeO₃

This study examines the atomic force microscope (AFM) tip-based electrical formation of tens of microns long stripe (and ∼100 nm wide) inorganic one-dimensional nanostructures based on the morphotropic phase b...

Kwang-Eun Kim, Byung-Kweon Jang, Yooun Heo, ** Hong Lee… in NPG Asia Materials (2014)

Article

Quantum dot and π-conjugated molecule hybrids: nanoscale luminescence and application to photoresponsive molecular electronics

Hybrid nanoparticles (NPs) consisting of an n-type CdSe/ZnS quantum dot (QD) as a core and p-type π-conjugate molecules as a shell were fabricated, and their nanoscale photoluminescence (PL) and photoresponsive m...

Yoon Deok Han, Yong-baek Lee, Sungyeoun Park, Sumin Jeon… in NPG Asia Materials (2014)

Article

Colored ultrathin hybrid photovoltaics with high quantum efficiency

Most current solar panels are fabricated via complex processes using expensive semiconductor materials, and they are rigid and heavy with a dull, black appearance. As a result of their non-aesthetic appearance an...

Kyu-Tae Lee, Jae Yong Lee, Sungyong Seo, L Jay Guo in Light: Science & Applications (2014)

Article

Amorphous iron phosphate: potential host for various charge carrier ions

In response to the ever-increasing global demand for viable energy-storage systems, sodium and potassium batteries appear to be promising alternatives to lithium ion batteries because of the abundance, low cos...

Vinod Mathew, Sung** Kim, Jungwon Kang, Jihyeon Gim, **ju Song… in NPG Asia Materials (2014)

Article

Erratum to: Modulation of diffusion with polarized lasers

Sen-Yong Chen, Othmane Benafan, Raj Vaidyanathan, Aravinda Kar in Applied Physics A (2014)

Article

Star-shaped polyhedral oligomeric silsesquioxane-polycaprolactone-polyurethane as biomaterials for tissue engineering application

Polyhedral oligomeric silsesquioxane (POSS) is a unique molecule that is composed of an inorganic silica core with eight organic functional arms, which can be used as a nucleus for covalent bonding to create s...

Choon Peng Teng, Khine Yi Mya, Khin Yin Win, Chee Chuan Yeo… in NPG Asia Materials (2014)

Article

Erratum: Amorphous iron phosphate: potential host for various charge carrier ions

Correction to: NPG Asia Materials (2014) 6, e138; doi:10.1038/am.2014.98; published online 17 October 2014 After the online publication of this article, the authors noticed an error in the Acknowledgements sec...

Vinod Mathew, Sung** Kim, Jungwon Kang, Jihyeon Gim, **ju Song… in NPG Asia Materials (2015)

Article

Highly efficient hybrid warm white organic light-emitting diodes using a blue thermally activated delayed fluorescence emitter: exploiting the external heavy-atom effect

To attain high efficiencies in hybrid white organic light-emitting diodes (WOLEDs), mutual quenching of the fluorophors and phosphors should be minimized. Efforts have been devoted to reducing the triplet quen...

Dongdong Zhang, Lian Duan, Yunge Zhang, Minghan Cai… in Light: Science & Applications (2015)

Article

Fiber guiding at the Dirac frequency beyond photonic bandgaps

Light trap** within waveguides is a key practice of modern optics, both scientifically and technologically. Photonic crystal fibers traditionally rely on total internal reflection (index-guiding fibers) or a...

Kang **e, Wei Zhang, Allan D Boardman, Haiming Jiang… in Light: Science & Applications (2015)

Article

Novel high-κ dielectrics for next-generation electronic devices screened by automated ab initio calculations

As the scale of transistors and capacitors in electronics is reduced to less than a few nanometers, leakage currents pose a serious problem to the device’s reliability. To overcome this dilemma, high-κ materia...

Kanghoon Yim, Youn Yong, Joohee Lee, Kyuhyun Lee, Ho-Hyun Nahm… in NPG Asia Materials (2015)

Article

Erratum to: Formation mechanism of thermally optimized Ga-doped MgZnO transparent conducting electrodes for GaN-based light-emitting diodes

Seon-Ho Jang, Yong-Ryun Jo, Young-Woong Lee, Sei-Min Kim… in Electronic Materials Letters (2015)

Article

Bio-inspired micropatterned hydrogel to direct and deconstruct hierarchical processing of geometry-force signals by human mesenchymal stem cells during smooth muscle cell differentiation

Micropatterned biomaterial-based hydrogel platforms allow the recapitulation of in vivo-like microstructural and biochemical features that are critical physiological regulators of stem cell development. Herein, w...

Chor Yong Tay, Yun-Long Wu, **qiang Cai, Nguan Soon Tan… in NPG Asia Materials (2015)