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Research Topics


1. Diluted Magnetic Seminconductor

2. Semiconductor On Insulator by Smart CutTM

3. Cell Irradiation 

4. Low Background Alpha partilce counting

5. High Resolution Ionization Chamber Detector



Pulication list:

1.        H. Niu*, S-C Wu, S-L Huang, J. Lin, and R-C Deng, “Hydrogen depth profiling of SiNx films by the detection of recoiledd protons,” Nuclear Instruments and methods in Physics Research, Vol. B79, p. 536-538(1993) 

2.        Jyh-Shin Chen, Shiuh Chao, Jiann-Shiun Kao, Huan Niu, and Chih-Hsin Chen, “Mixed films of Tio2-Sio2 deposited by double electron-beam coevaporation,” Applied Optics, Vol. 35 No. 1, p90(1996). 

3.        H. Niu*, J.H. Chao, and S.-C Wu, “Optimization of a compton-suppression system by escape-peak rario,” Applied Radiation and Isotopes, Vol. 47, No. 5/6, p.575-579(1996).

4.        J.H. Chao, and H. Niu, “Measurement of neutron dose by a moderating germanium detector,” Nuclear Instruments and methods in Physics Research, Vol. A385, p.161-165(1997). 

5.        J.-H Liang, J.-Y Hsu, C.-Y Lai, J.-T Chou, H. Niu, and W.-T Yu, “An experimental investigation of longitudinal and transverse range profiles of high-energy implantation of gold ions into silicon,” Nuclear Science Journal, Vol. 35, No. 1, p.49-54(1998). 

6.        Tzu-Yin Lin, Jenq-Gong Duh, Chen-Kuei Chung and Huan Niu, “Fabrication of low-stress plasma enhanced chemical vapor deposition silicon carbide films” Jpn. J. Appl. Phys. Vol. 39 (2000) pp. 6663-6671. 

7.        Pin-Chieh Hsu, Li-Chen Tsai, Huan Niu, and Pao-Shan Weng, “Response of thermoluminesence dosimeter CaF2: Tm to low-lever proton beam using Rutherford backscattering” J. of Health Physics, 36(2),131-136(2001).

8.        Lai CH, Yang CH, Haung RT, Chen CW, Chen FR, Kai JJ, Niu H,” Effects of structure and ion irradiation on the exchange field of NiFe/NiMn”, JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 239 (1-3): 390-395 Sp. Iss. SI FEB 2002. 

9.        Niu H*, Yuan LG, Chou WT, et al. “A fast automatic RBS/w channeling system for damage depth profiling”,APPL RADIAT ISOTOPES 56 (4): 627-631 APR 2002 . 

10.    Jenq-Horng Liang, Shiaw-Lung Chiang, Chin-Tsai Chen, Huan Niu, Mao-Sheng Tseng, “Depth profiles of cluster-ion-implanted Bsi in silicon”, Nuclear Instruments and methods in Physics Research, Vol. B190, p. 767-771(2002)

11.    H. Niu*, J. –H. Chao, C. L. Tseng, L. J. Yuan, and S. –C. Wu, “A novel method for alpha-source preparation using recoil implantation” Nuclear Instruments & Methods in Physics Research B196(2002)169. 

12.    H. Niu*, J.Y. Hsu, J.H. Liang, and L.G. Yuan, “A New Configuration of the Moxon-Rae Detector Based on Si Detector” Radiation Measurement, 35(2002)557. 

13.    Lai CH, Yang CH, Niu H. “Influence of carbon ion dose on exchange field and GMR of irradiated PtMn-based spin valves” IEEE TRANSACTIONS ON MAGNETICS 38 (2002) 2691. 

14.    Lai CH, Yang CH, Wang YJ, Niu H, Hou C, Mao S.” Enhancement of exchange field and reduction of GMR in PtMn-based spin valves by ion irradiation” Journal of applied physics 91 (2002) 7101. 

15.    S. –C Wu, H. Niu, “Nuclear data sheets for A=189”, Nuclear Data Sheets 100(2003)1. 

16.    S. –C Wu, H. Niu, “Nuclear data sheets for A=180”, Nuclear Data Sheets 100(2003)487 

17.    Hsu JY, Yu YC, Liang JH, Chen KM, Niu H. “Energy loss of He, Li and B isotopes with MeV energies in Au”, Nuclear Instruments & Methods in Physics Research B219(2004)251. 

18.    Chen HY, Lin CL, Yang YH, Chao S, Niu H, Shih CT, Creation of second-order nonlinearity and quasi-phase-matched second-harmonic generation in Ge implanted fused silica planar waveguide, Applied Physics Letters 86(2005)081107

19.    J.H. Liang, Y.J. Sang, C.-H. Wang, T.W. Wang, J.Y. Hsu, H. Niu, M.S. Tseng, Post-annealing effect on shallow-junction characteristics caused by 20 keV BGe molecular ion implantation, Nuclear Instruments & Methods in Physics Research B 237(2005)312

20.    Chao S, Chen HY, Yang YH, Wang ZW, Shih CT, H. Niu, Quasi-phase-matched second-harmonic generation in Ge-ion implanted fused silica channel waveguide, OPTICS EXPRESS 13 (18): 7091-7096 SEP 5 2005. 

21.    H. Niu*, et. al., “Ion channeling studying on InAs/GaAs quantum dots” Nuclear Instruments & Methods in Physics Research B 241(2005)470. 

22.    Hsing-Yeh Wang, Chien-Ping Lee, H. Niu, C. H. Chen and S.-C. Wu, “Strain study of self-assembled InAs quantum dots by ion channeling technique” Journal of applied physics 100(2006)103502. 

23.    Y.C. Yu, C.H. Chen, H. Niu, J.Y. Hsu, T.N. Yang, “Crystal-ion-slicing lithium niobate film performed by 250 keV 4He ion implantation”, Nuclear Instruments & Methods in Physics Research B 256(2007)558 

24.    C.H. Chen, H. Niu*, C.Y. Cheng, H.H. Hsieh, Y.C. Yu and S.C. Wu,” Local structure of Mn implanted in gallium arsenide” Nuclear Instruments & Methods in Physics Research B 261(2007)570 

25.    J.H. Chao, H. Niu, “A potential dating technique using 228Th/228Ra ratio for tracing the chronosequence of elemental concentrations in plants” Applied Radiation and Isotopes 65(2007)641. 

26.    C.Y. Cheng, H. Niu, C.H. Chen, T. N. Yang, H.Y. Wang, C.P. Lee, “Effect of Proton Irradiation on Photoluminescence Emission from Self-Assembled InAs/GaAs Quantum Dots”, Nuclear Instruments & Methods in Physics Research B 261(2007)1171 

27.    Joseph P. T. Tai N. H., Lee, Chi-Young, Niu H., Pong, W. F, Lin, I. N., “Field emission enhancement in nitrogen-ion-implanted ultra nano crystalline diamond films”, Journal of applied physics 103(2008)043720

28.    Chen HCPalnitkar U, Niu H, Cheng HFLin IN, “The Effect of Ion Implantation on Field Emission Property of Nanodiamond Films”, JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY    8(2008)4141

29.    Joseph PT, Tai NH, Niu H., et al “Structural modification and enhanced field emission on ultrananocrystalline diamond films by nitrogen ion implantation”, DIAMOND AND RELATED MATERIALS 17(2008)1812

30.    U.A. Palnitkar, P.T. Joseph, H. Niu, H.Y. Huang, W.L. Fang, H.F. Cheng, N.H. Tai and I.N. Lin, “Adhesion properties of nitrogen ion implanted ultra-nanocrystalline diamond films on silicon substrate”, DIAMOND AND RELATED MATERIALS 17(2008)864 

31.    G.S. Chen, C.C. Lee, H. Niu, Welson Huang, Robert Jann, T. Schütte, “sputter deposition of titanium monoxide and dioxide thin films with controlled properties using optical emission spectroscopy”, Thin Solid Films 516(2008)8473 

32.    C.H. Chen, H. Niu*, C.Y. Cheng, H.H. Hsieh, S.C. Wu, “Re-crystallization of Mn implanted GaAs by He+ ion irradiation” Nuclear Instruments & Methods in Physics Research B 266(2008)1734 

33.    H. Niu*, C.H. Chen, H.Y. Wang, S.C. Wu, C.P. Lee, “Ion beam studies of InAs/GaAs quantum dots after annealing”, Nuclear Instruments & Methods in Physics Research B 266(2008)1235 

34.    C.H. Chen, H.Niu*, H.H.Hsieh, C.Y.Cheng, D.C.Yan, C.C.Chi, J.J.Kai, S.C.Wu, ” Fabrication of ferromagnetic (Ga,Mn)As by ion irradiation”, Journal of Magnetism and Magnetic Materials, 321(2009)1130 

35.    Mao-Feng Weng, Su-Yu Chiang,, Niann-Shiah Wang, Huan Niu, “Fluorescent nanodiamonds for specifically targeted bioimaging: Application to the interaction of transferrin with transferrin receptor”, Diamond and Related Materials 18 (2009) 587 

36.    P T Joseph, N H Tai, C H Chen, H Niu, H F Cheng, W F Pong4 and I N Lin, “ On the the mechanism of enhancement on electron field emission properties for ultrananocrystalline diamond films due to ion implantation”, J. Phys. D: Appl. Phys. 42 (2009) 105403

37.    Palathinkal TJTai NHLee CY, Niu H, Cheng HFPong WFLin IN, “Field Emission Enhancement in Ion Implanted Ultra-nanocrystalline Diamond Films”, PLASMA PROCESSES AND POLYMERS  6(2009)s834. 

38.    Joseph PTTai NHChen CH, Niu H, Cheng HFPalnitkar UALin IN, “”Field emission enhancement in ultrananocrystalline diamond films by in situ heating during single or multienergy ion implantation processes”, JOURNAL OF APPLIED PHYSICS 105(2009)123710. 

39.    Liao MC, Niu h, Chen GS, “Effect of sputtering pressure and post-annealing on hydrophilicity of TiO2 thin films deposited by reactive magnetron sputtering”, Thin Solid Films 518(2010)7258 

40.    I. C. Cho, M. F. Weng, J. M. Wu, S. Y. Chiang, W. T. Chou, H. Niu*, and C. H. Hsu, “A Novel Cell Irradiation System Using 90 -Scattering Technique”, IEEE TRANSACTIONS ON NUCLEAR SCIENCE 58(2011)95.. 

41.    Yu-Chuan Liu, Hsin-HsiungChen, Sheng-YowHo, Chung-MingKuo, Ching-JiangChen, Max MinChao, H.Niu, J.H.Chao, Jia-MingWun, Tzong-JerChen, Jin-TzeWu, “Ball phantom for dosimetry of surface and build-up region in megavoltage photon beam of oblique incidence through the couch”, Nuclear Instruments & Methods in Physics Research A 652(2011)850 

42.    I.C. Cho, H. Niu*, C.H. Chen, Y.C. Yu, C.H. Hsu, “DNA Double-Strand Breaks Induced along the trajectory of particles”, accepted to be published in Nuclear Instruments & Methods in Physics Research B

43.    Tzyy-JiannWang, Yueh-Hsun Tsou, Wen-Che Chang, Huan Niu, “Fabrication of three-dimensional crystalline microstructures by selective ion implantation and chemical etching”, Appl Phys A (2011) 102: 463–467

44.    Mao-Feng Weng, Bo-Jui Chang, Su-Yu Chiang, Niann-Shiah Wang, Huan Niu, “Cellular uptake and phototoxicity of surface-modified fluorescent nanodiamonds”, Diamond & Related Materials 22 (2012) 964

45.    ChienHsu Chen,H. Niu , Der-Chung Yan , H. H. Hsieh , Chien-Ping Lee , Cheng-Chung Chi (2012, Jun). Ferromagnetic GeMn thin film prepared by ion implantation and ion beam induced epitaxial crystallization annealing. Applied Physics Letters, 242412.

46.    I.C. Cho, H. Niu, C.H. Chen, W.T. Chou, Y.C. Yu, C.H. Hsu (2013, Nov). A compact biological cell irradiation system with a Van de Graaff accelerator. Nuclear Instruments and Methods in Physics Research B, 360-363.

47.    H. Niu H.C. Chang I.C. Cho C.H. Chen C.S. Liu (2014, Mar). Spatiotemporal kinetics of r-H2AX protein on charged particles induced DNA damage. Applied Surface Science

48.    C. H. Chen, H. Niu, R.T. Huang and C.P. Lee (2014, Mar). Rolling up Ge Microtube from bare-Ge substrate. Applied Surface Science, Volume 310, Pages 214–216

49.    C. H. Chen, H. Niu, D. C. Yan, H.H. Hsieh, R.T. Huang, C.C. Chi and C.P. Lee (2014, Mar). Local Structure and Magnetic Properties of Ferromagnetic GaMnAs Made by Helium Ion Induced Epitaxial Crystallization Annealing. Applied Surface Science, Volume 310,Pages 210–213

50.    Y. M. Lin, C. H. Chen and C. P. Lee (2014, Apr). Effect of interfacial layer on the crystal structure of InAs/AlAs0.16Sb0.84/AlSb quantum wells. Journal of Applied Physics, 115, 164304 (2014). 

51.    Y. M. Lin, C. H. Chen, J. S. Wu and C. P. Lee (2014, May). Compositional Grading in GaAsSb Grown on GaAs Substrates. Journal of Crystal Growth, V402, 151–154