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Low dimensional electric and photonic materials and devices

Prof Hyeonsik Cheong, Prof Chang Liu

  1. Ferroelectric field effect transistor (FeFET) emerges as an intriguing non-volatile memory technology due to its promising operating speed and endurance. However, flipping the polarization requires a high volt...

    Authors: Siqing Zhang, Yan Liu, Jiuren Zhou, Meng Ma, Anyuan Gao, Binjie Zheng, Lingfei Li, Xin Su, Genquan Han, Jincheng Zhang, Yi Shi, Xiaomu Wang and Yue Hao

    Citation: Nanoscale Research Letters 2020 15:157

    Content type: Nano Express

    Published on:

  2. We propose a new method for regulating valley pseudomagnetoresistance in ballistic graphene-based valley field-effect transistors by taking into account the Y-shaped Kekulé lattice distortion and electric barr...

    Authors: Qing-Ping Wu, Lu-Lu Chang, Yu-Zeng Li, Zheng-Fang Liu and Xian-Bo Xiao

    Citation: Nanoscale Research Letters 2020 15:46

    Content type: Nano Express

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  3. Construct dielectric films with high energy density and efficiency are the key factor to fabricate high-performance dielectric film capacitors. In this paper, an all organic composite film was constructed base...

    Authors: Chengwei Li, Liuwei Shi, Wenyao Yang, Yujiu Zhou, Xiali Li, Chengguang Zhang and Yajie Yang

    Citation: Nanoscale Research Letters 2020 15:36

    Content type: Nano Express

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  4. The near-infrared (NIR) photoelectric properties of multilayer Bi2O2Se nanofilms were systematically studied in this paper. Multilayer Bi2O2Se nanofilms demonstrate a sensitive photo response to NIR, including a ...

    Authors: Hang Yang, Wei Chen, Xiaoming Zheng, Dongsheng Yang, Yuze Hu, Xiangzhe Zhang, Xin Ye, Yi Zhang, Tian Jiang, Gang Peng, Xueao Zhang, Renyan Zhang, Chuyun Deng and Shiqiao Qin

    Citation: Nanoscale Research Letters 2019 14:371

    Content type: Nano Express

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  5. Metal-semiconductor heterostructures integrate multiply functionalities beyond those of their individual counterparts. Great efforts have been devoted to synthesize heterostructures with controlled morphologie...

    Authors: Xiao-Dan Liu, Kai Chen, Song Ma, Zhong-Hua Hao, Shan Liang, Li Zhou and Qu-Quan Wang

    Citation: Nanoscale Research Letters 2019 14:349

    Content type: Nano Express

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  6. The constructive interference of bright and dark plasmonic modes results in plasmon-induced absorption (PIA) effect. Here, we theoretically investigate PIA effect, which is realized by the constructive interfe...

    Authors: Cheng Hu, Qi Lin, Xiang Zhai, Mengting Wen and Lingling Wang

    Citation: Nanoscale Research Letters 2019 14:300

    Content type: Nano Express

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  7. Sulfur, nitrogen co-doped graphene quantum dots (S, N-GQDs) with high crystallinity were obtained by a top-down strategy. The as-prepared S, N-GQDs were investigated and the results indicate that S, N-GQDs exh...

    Authors: Zhong Ouyang, Yun Lei, Yunpeng Chen, Zheng Zhang, Zicong Jiang, Jiaxin Hu and Yuanyuan Lin

    Citation: Nanoscale Research Letters 2019 14:219

    Content type: Nano Express

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  8. The InGaN/GaN multi-quantum wells (MQWs) are prepared at the same condition by metal-organic chemical vapor deposition (MOCVD) except the thickness of cap layers additionally grown on each InGaN well layer. Th...

    Authors: Yao Xing, Degang Zhao, Desheng Jiang, Zongshun Liu, Jianjun Zhu, Ping Chen, Jing Yang, Feng Liang, Shuangtao Liu and Liqun Zhang

    Citation: Nanoscale Research Letters 2019 14:88

    Content type: Nano Express

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  9. Electron beams (e-beams) have been applied as detecting probes and clean energy sources in many applications. In this work, we investigated several approaches for measurement and estimation of the range and di...

    Authors: Zhenhai Wang, Lijiang Gui, Danhong Han, Zhuang Xu, Li Han and Shengyong Xu

    Citation: Nanoscale Research Letters 2019 14:31

    Content type: Nano Idea

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  11. Based on first-principle calculations, the stability, electronic structure, optical absorption, and modulated electronic properties by different interlayer distances or by external electric fields of bilayer α...

    Authors: Dingbo Zhang, Zhongpo Zhou, Haiying Wang, Zongxian Yang and Chang Liu

    Citation: Nanoscale Research Letters 2018 13:400

    Content type: Nano Express

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  12. Red-emitting carbonized polymer dots (CPDs) was prepared from p-phenylenediamine (p-PD) aqueous solution with the assistance of sulfuric acid (H2SO4), and the optical properties and bio-imaging application were s...

    Authors: Chunlin Tan, Chao Zhou, Xingyun Peng, Huozhen Zhi, Dan Wang, Qiuqiang Zhan and Sailing He

    Citation: Nanoscale Research Letters 2018 13:272

    Content type: Nano Express

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  13. Over the past few years, two-dimensional materials have gained immense attention for next-generation electric sensing devices because of their unique properties. Here, we report the carrier transport propertie...

    Authors: Sun Jun Kim, Jae Young Park, SangHyuk Yoo, Palanivel Umadevi, Hyunpyo Lee, Jinsoo Cho, Keonwook Kang and Seong Chan Jun

    Citation: Nanoscale Research Letters 2018 13:265

    Content type: Nano Express

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  14. Numerous female reproductive abnormalities are caused by uterine smooth muscle (myometrium) disorders. Heavy metals have an adverse effect on the contractility of the uterine smooth muscle. Although zinc is an...

    Authors: Raisa Labyntsevа, Viktoriia Yavorovska, Olexander Bevza, Andriy Drapaylo, Vitaly Kalchenko and Sergiy Kosterin

    Citation: Nanoscale Research Letters 2018 13:224

    Content type: Nano Express

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  15. We report on the successful preparation of Bi-doped n-type polycrystalline SnSe by hot-press method. We observed anisotropic transport properties due to the (h00) preferred orientation of grains along the pres...

    Authors: Van Quang Nguyen, Thi Huong Nguyen, Van Thiet Duong, Ji Eun Lee, Su-Dong Park, Jae Yong Song, Hyun-Min Park, Anh Tuan Duong and Sunglae Cho

    Citation: Nanoscale Research Letters 2018 13:200

    Content type: Nano Express

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  16. Self-assembled organic-inorganic CH3NH3PbI3 perovskite microwires (MWs) upon humidity exposure along several weeks were investigated by photoluminescence (PL) spectroscopy, Raman spectroscopy, and X-ray diffracti...

    Authors: Rubén Segovia, Geyang Qu, Miao Peng, Xiudong Sun, Hongyan Shi and Bo Gao

    Citation: Nanoscale Research Letters 2018 13:79

    Content type: Nano Express

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  18. Misaligned edge-to-edge dimers are the common products during the preparation of Ag nanoprism dimers using self-assembly method. However, in the self-assembly method, Ag nanoprisms are easily truncated because...

    Authors: Hanning Yang, Edgar Oduor Owiti, Xiangqian Jiang, Siren Li, Peng Liu and Xiudong Sun

    Citation: Nanoscale Research Letters 2017 12:430

    Content type: Nano Express

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  19. We investigate the ferroelectric state of a tetragonal BiFeO3 thin film grown on a LaAlO3 (001) substrate using an optical second harmonic generation (SHG) microscope. Whereas the ferroelectric state of this mate...

    Authors: Chang Jae Roh, Sun Young Hamh, Chang-Soo Woo, Kwang-Eun Kim, Chan-Ho Yang and Jong Seok Lee

    Citation: Nanoscale Research Letters 2017 12:353

    Content type: Nano Express

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  20. We report on a thickness-dependent wetting property of WS2/Al2O3 and WS2/SiO2/Si structures. We prepared WS2 films with gradient thickness by annealing thickness-controlled WO3 films at 800 °C in sulfur atmospher...

    Authors: Byoung Ki Choi, In Hak Lee, Jiho Kim and Young Jun Chang

    Citation: Nanoscale Research Letters 2017 12:262

    Content type: Nano Express

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  21. The multi-functional nanomaterial constructed with more than one type of materials has gained a great attention due to its promising application. Here, a high white light photodetector prototype established wi...

    Authors: Jinyang Liu, Qingqing Huang, Kun Zhang, Yangyang Xu, Mingzhu Guo, Yongqiang Qian, Zhigao Huang, Fachun Lai and Limei Lin

    Citation: Nanoscale Research Letters 2017 12:259

    Content type: Nano Express

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  23. Five percent of Fe-doped ZnO (ZnO:Fe) thin films were deposited on Pt/TiO2/SiO2/Si substrates by a spin-coating method. The films were annealed without (ZnO:Fe-0T) and with a pulsed magnetic field of 4 T (ZnO:Fe-...

    Authors: Hongtao Xu, Changjin Wu, Zhao Xiahou, Ranju Jung, Ying Li and Chunli Liu

    Citation: Nanoscale Research Letters 2017 12:176

    Content type: Nano Express

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  24. Oxygen vacancies have a profound effect on the magnetic, electronic, and transport properties of transition metal oxide materials. Here, we studied the influence of oxygen vacancies on the magnetoresistance (M...

    Authors: Umasankar Dash, Susant Kumar Acharya, Bo Wha Lee and Chang Uk Jung

    Citation: Nanoscale Research Letters 2017 12:168

    Content type: Nano Express

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  25. We investigated the influence of metal coating on the optical characteristics of Si nanopillar (NP) arrays with and without thin metal layers coated on the sample surface. The reflection dips of the metal-coat...

    Authors: Sujung Kim, Eunah Kim, Yeon Ui Lee, Eunkyo Ko, Hyeong-Ho Park, Jeong Weon Wu and Dong-Wook Kim

    Citation: Nanoscale Research Letters 2017 12:151

    Content type: Nano Express

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  26. InN nanocolumn arrays were grown on c-plane sapphire with and without anodic aluminum oxide (AAO) nanotemplates. The crystalline quality of InN nanocolumns was significantly improved by selective-area growth (...

    Authors: Xiao Wang, Guozhen Zhang, Yang Xu, Hao Wu and Chang Liu

    Citation: Nanoscale Research Letters 2017 12:145

    Content type: Nano Express

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  27. Oxygen vacancy (VO) strongly affects the properties of oxides. In this study, we used X-ray diffraction (XRD) to study changes in the VO concentration as a function of the Co-doping level of ZnO. Rietveld refinem...

    Authors: Ji Hun Park, Yeong Ju Lee, Jong-Seong Bae, Bum-Su Kim, Yong Chan Cho, Chikako Moriyoshi, Yoshihiro Kuroiwa, Seunghun Lee and Se-Young Jeong

    Citation: Nanoscale Research Letters 2015 10:186

    Content type: Nano Express

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  29. Ultrasmall microring and microdisk lasers with an asymmetric air/GaAs/Al0.98Ga0.02As waveguide and an active region based on InAs/InGaAs/GaAs quantum dots emitting around 1.3 μm were fabricated and studied. The d...

    Authors: Mikhail V Maximov, Natalia V Kryzhanovskaya, Alexey M Nadtochiy, Eduard I Moiseev, Ivan I Shostak, Andrey A Bogdanov, Zarina F Sadrieva, Alexey E Zhukov, Andrey A Lipovskii, Denis V Karpov, Janne Laukkanen and Juha Tommila

    Citation: Nanoscale Research Letters 2014 9:657

    Content type: Nano Express

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  30. Indium gallium nitride (InGaN) samples with single heterojunction (SH) and double heterojunction (DH) were prepared using metal-organic chemical vapor deposition. SH has a layer of InGaN thin film (thicknesses...

    Authors: Yung-Sheng Chen, Che-Hao Liao, Chie-Tong Kuo, Raymond Chien-Chao Tsiang and Hsiang-Chen Wang

    Citation: Nanoscale Research Letters 2014 9:334

    Content type: Nano Express

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  31. A scattering layer is utilized by mixing nanoporous spheres and nanoparticles in ZnO-based dye-sensitized solar cells. Hundred-nanometer-sized ZnO spheres consisting of approximately 35-nm-sized nanoparticles ...

    Authors: Chohui Kim, Hongsik Choi, Jae Ik Kim, Sangheon Lee, Jinhyun Kim, Woojin Lee, Taehyun Hwang, Suji Kang, Taeho Moon and Byungwoo Park

    Citation: Nanoscale Research Letters 2014 9:295

    Content type: Nano Express

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  32. Transparent conductive current-spreading layer is important for quantum efficiency and thermal performance of light-emitting diodes (LEDs). The increasing demand for tin-doped indium oxide (ITO) caused the pri...

    Authors: Xia Guo, Chun Wei Guo, Yuan Hao Jin, Yu Chen, Qun Qing Li and Shou Shan Fan

    Citation: Nanoscale Research Letters 2014 9:171

    Content type: Nano Express

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  33. The excitation and absorption properties of grating coupled graphene surface plasmons were studied. It was found that whether a mode can be excited is mainly determined by the frequency of incident light and t...

    Authors: Haiming Yuan, Hanning Yang, Pengzi Liu, Xiangqian Jiang and Xiudong Sun

    Citation: Nanoscale Research Letters 2014 9:90

    Content type: Nano Express

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  34. The effect of metal particles on the photoluminescence (PL) and the Raman spectra of functionalized SWCNTs in aqueous solutions was systematically investigated by studying three different metal particles (gold...

    Authors: Se-Jin Kim, June Park, Yuhyun Jeong, Hayoung Go, Kangseok Lee, Seunghun Hong and Maeng-Je Seong

    Citation: Nanoscale Research Letters 2014 9:85

    Content type: Nano Express

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  36. According to first-principles calculations, the solubility of Mg as a substitute for Ga or Al in Al x Ga1 – xN bulk is limited by large, positive formation enthalpies. In contras...

    Authors: Tongchang Zheng, Wei Lin, Duanjun Cai, Weihuang Yang, Wei Jiang, Hangyang Chen, Jinchai Li, Shuping Li and Junyong Kang

    Citation: Nanoscale Research Letters 2014 9:40

    Content type: Nano Express

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  39. Mg-doped ZnS hierarchical spheres have been synthesized via hydrothermal method using mixed solvents of ethylenediamine and DI water without any surface-active agent. The surface morphology and microstructure ...

    Authors: Devulapalli Amaranatha Reddy, Deok Hyeon Kim, Seuk Joo Rhee, Bo Wha Lee and Chunli Liu

    Citation: Nanoscale Research Letters 2014 9:20

    Content type: Nano Express

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  40. Stacked precursors of Cu-Zn-Sn-S were grown by radio frequency sputtering and annealed in a furnace with Se metals to form thin-film solar cell materials of Cu2ZnSn(S,Se)4 (CZTSSe). The samples have different abs...

    Authors: Gee Yeong Kim, Ju Ri Kim, William Jo, Dae-Ho Son, Dae-Hwan Kim and Jin-Kyu Kang

    Citation: Nanoscale Research Letters 2014 9:10

    Content type: Nano Express

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  41. Epitaxial SrRuO3 thin films were grown on both (100) and (111) SrTiO3 substrates with atomically flat surfaces that are required to grow high-quality films of materials under debate. The following notable differe...

    Authors: Bowha Lee, O-Ung Kwon, Ran Hee Shin, William Jo and Chang Uk Jung

    Citation: Nanoscale Research Letters 2014 9:8

    Content type: Nano Commentary

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  42. The output power of the light from GaN-based light-emitting diodes (LEDs) was enhanced by fabricating gold (Au) nanoparticles on the surface of p-GaN. Quasi-aligned Au nanoparticle arrays were prepared by depo...

    Authors: Yuanhao Jin, Qunqing Li, Guanhong Li, Mo Chen, Junku Liu, Yuan Zou, Kaili Jiang and Shoushan Fan

    Citation: Nanoscale Research Letters 2014 9:7

    Content type: Nano Express

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  43. We report the dependence of magnetoresistance effect on resistivity (ρ) in Co/ZnO films deposited by magnetron sputtering at different sputtering pressures with different ZnO contents. The magnitude of the resist...

    Authors: Zhi-Yong Quan, Li Zhang, Wei Liu, Hao Zeng and Xiao-Hong Xu

    Citation: Nanoscale Research Letters 2014 9:6

    Content type: Nano Express

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  44. The method of In bilayer pre-deposition and penetrated nitridation had been proposed, which had been proven to have many advantages theoretically. To study the growth behavior of this method experimentally, va...

    Authors: Jin Zhou, Qiangcan Huang, Jinchai Li, Duanjun Cai and Junyong Kang

    Citation: Nanoscale Research Letters 2014 9:5

    Content type: Nano Express

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  45. We propose a transparent conductive oxide electrode scheme of gallium oxide nanoparticle mixed with a single-walled carbon nanotube (Ga2O3 NP/SWNT) layer for deep ultraviolet light-emitting diodes using spin and ...

    Authors: Kyoeng Heon Kim, Ho-Myoung An, Hee-Dong Kim and Tae Geun Kim

    Citation: Nanoscale Research Letters 2013 8:507

    Content type: Nano Express

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