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38篇 您的检索式:作者名="Tang Dingyuan"
    题名 作者 年代 出处 被引量
1Monolayer Graphene as a Saturable Absorber in a Mode-Locked Laser显示文摘我们证明单层 graphene 的内在的性质允许它当时,为锁模式的纤维激光充当一个更有效的可饱和的吸收器与多层的 graphene 相比。单层 graphene 的吸收能与多层的 graphene,有像皱纹的缺点的 graphene,或 functionalized graphene 相比在更低的刺激紧张被浸透。单层 graphene 有 65.9% 的显著地大的调整深度,而多层的 graphene 的调整深度极大地由于 nonsaturable 吸收被减少并且散布损失。微微秒 ultrafast 激光脉搏(1.23 ps ) 能作为一个可饱和的吸收器用单层 graphene 被产生。由于 ultrafast 松驰时间,更大的调整深度和单层 graphene 的更低的散布损失,它以塑造能力,脉搏稳定性,和产量精力的脉搏比多层的 graphene 更好表现。Qiaoliang Bao Han Zhang Zhenhua Ni Yu Wang Lakshminarayana Polavarapu Zexiang Shen Qing-Hua Xu Dingyuan Tang Kian Ping Loh 2011Nano Research2011,4,3:25
2Comparison of the short-term and long-term outcomes of laparoscopic hysterectomies and of abdominal hysterectomies: a case study of 4,895 patients in the Guangxi Zhuang Autonomous Region, China显示文摘Background: To evaluate the short-term and long-term outcomes after laparoscopic hysterectomy(LH) compared with abdominal hysterectomy(AH) in case of benign gynecological disease. Methods: A multi-center cohort retrospective comparative study of population among 4,895 hysterectomies(3,539 LH vs.1,356 AH) between 2007 and 2013 was involved. Operative time(OT), estimated blood loss(EBL), intra-operative and post-operative complications, passing flatus; days with indwelling catheter, questionnaires covering pelvic floor functions and sexual functions were assessed.Results: The EBL(174.1±157.4 vs. 263.1±183.2 cc, LH and AH groups, respectively), passing flatus(38.7±14.1 vs. 48.1±13.2 hours), days with indwelling catheter(1.5±0.6 vs. 2.2±0.8 days), use of analgesics(6.5% vs. 73.1%), intra-operative complication rate(2.4% vs. 4.1%), post-operative complication rate(2.3% vs. 5.7%), post-operative constipation(12.1% vs. 24.6%), mild and serious stress urinary incontinence(SUI) post-operative(P<0.001; P=0.014), and proportion of Female Sexual Functioning Index(FSFI) total score <26.55 post-operative(P<0.001) of the LH group were significantly less than those of AH group. There wereno significant differences in OT(106.5±34.5 vs. 106.2±40.3 min) between the two groups.Conclusions: LH is a safe and efficient operation for improving patients' long-term quality of life(Qo L), and LH is a cost-effectiveness procedure for treating benign gynecological disease. LH is superior to AH due to reduced EBL, reduced post-operative pain and earlier passing flatus.Hongying He Zhijun Yang Dingyuan Zeng Jiangtao Fan Xiaoxia Hu Yuan Ye Hua Bai YanmingJiang Zhong Lin Zhiying Lei Xinlin Li Lian Li Jinghua Gan Ying Lan Xiongzhi Tang Danxia Wang Junsong Jiang Xiaoyan Wu Meiying Li Xiaoqing Ren Xiaomin Yang Mei Liu Qinmei Wang Fuyan jiang Li Li 2016Chinese Journal of Cancer Research2016,28,2:6
3Tunable and switchable harmonic h-shaped pulse generation in a 3.03 km ultralong mode-locked thulium-doped fiber laser显示文摘We experimentally demonstrated a type of tunable and switchable harmonic h-shaped pulse generation in a thulium-doped fiber(TDF) laser passively mode locked by using an ultralong nonlinear optical loop mirror.The total cavity length was ~3.03 km, the longest ever built for a TDF laser to our best knowledge, which resulted in an ultralarge anomalous dispersion over -200 ps^2 around the emission wavelength. The produced h-shaped pulse can operate either in a fundamental or in a high-order harmonic mode-locking(HML) state depending on pump power and intra-cavity polarization state(PS). The pulse duration, no matter of the operation state, was tunable with pump power. However, pulse breaking and self-organizing occurred, resulting in high-order HML,when the pump power increased above a threshold. At a fixed pump power, the order of HML was switchable from one to another by manipulating the PS. Switching from the 8 th up to the 48 th order of HML was achieved with a fixed pump power of ~4.15 W. Our results revealed the detailed evolution and switching characteristics of the HML and individual pulse envelope with respect to both the pump power and PS. We have also discussed in detail the mechanisms of both the h-shaped pulse generation and the switching of its HML. This contribution would be helpful for further in-depth study on the underlying dynamics of long-duration particular-envelope pulses with ultralarge anomalous dispersion and ultralong roundtrip time.JUNQING ZHAO LEI LI LUMING ZHAO DINGYUAN TANG DEYUAN SHEN LEI SU 2019Photonics Research2019,7,3:4
4On-chip photonic Fourier transform with surface plasmon polaritons显示文摘The Fourier transform(FT),a cornerstone of optical processing,enables rapid evaluation of fundamental mathematical operations,such as derivatives and integrals.Conventionally,a converging lens performs an optical FT in free space when light passes through it.The speed of the transformation is limited by the thickness and the focal length of the lens.By using the wave nature of surface plasmon polaritons(SPPs),here we demonstrate that the FT can be implemented in a planar configuration with a minimal propagation distance of around 10 mm,resulting in an increase of speed by four to five orders of magnitude.The photonic FT was tested by synthesizing intricate SPP waves with their Fourier components.The reduced dimensionality in the minuscule device allows the future development of an ultrafast on-chip photonic information processing platform for large-scale optical computing.Shan Shan Kou Guanghui Yuan Qian Wang Luping Du Eugeniu Balaur Daohua Zhang Dingyuan Tang Brian Abbey Xiao-Cong Yuan Jiao Lin 2016Light(Science & Applications)2016,5,1:4
5Watt-level broadly wavelength tunable mode-locked solid-state laser in the 2 μm water absorption region显示文摘We report on broadly wavelength-tunable passive mode-locking with high power operating at the 2 μm water absorption band in a Tm:CYA crystal laser. With a simple quartz plate, stable mode-locking wavelengths can be tuned from 1874 to 1973 nm, with a tunable wavelength range up to ~100 nm and maximum output power up to 1.35 W. The bandwidth is narrow as ~6 GHz, corresponding to a high coherence. To our knowledge, this is the first demonstration of wavelength-tunable mode-locking with watt-level in the 2 μm water absorption band.The high temporal coherent laser can be further applied in spectroscopy, the efficient excitation of molecules, sensing, and quantum optics.WEI ZHOU XIAODONG XU RUI XU XULIANG FAN YONGGUANG ZHAO LEI LI DINGYUAN TANG DEYUAN SHEN 2017Photonics Research2017,5,6:3
6A stable and efficient La-doped MIL-53(Al)/ZnO photocatalyst for sulfamethazine degradation显示文摘Photocatalytic technology can solve various environmental pollution problems,especially antibiotic pollution.A novel La-doped MIL-53(Al)/ZnO composite material was successfully synthesized by a combination of hydrothermal method and calcination,showing high photocatalytic degradation percent of sulfamethazine(SMT).The 2 mol%La MIL-53(Al)/ZnO photocatalyst shows the highest degradation efficiency toward SMT(92%)within 120 min,which is 4.1 times higher than pure ZnO(increased from 18%to 92%).In addition,the degradation analysis of SMT by high performance liquid chromatography proves that the products are CO_(2) and H_(2)O.The improved photocatalytic activity is mostly caused by the following factors.(1)Doping La ions can decrease the band gap of ZnO,enhance light response,and effectively enhance the separation rate of photo-generated holes and electrons.(2)MIL-53(Al)can adsorb SMT and promote the separation of electron.This work shows that the synthesized La-doped MIL-53(Al)/ZnO photocatalyst is expected to be used as a green and effective method for treatment of environment water pollution.Qiuming Wei Wei Li Chun Jin Yasi Chen Linlin Hou Zhiliang Wu Zhongliang Pan Qinyu He Yinzhen Wang Dingyuan Tang 2022Journal of Rare Earths2022,40,4:2
7Passive harmonic mode locking of gain-guided solitons in erbium-doped fiber lasers显示文摘We report the experimental observation of passive harmonic mode locking of gain-guided solitons in erbium-doped fiber lasers either made of purely normal dispersion fibers or operating in the net normal cavity dispersion regime. Harmonic-2 and harmonic-3 mode locking states of the gain-guided solitons with supermode suppression larger than 35 dB have been obtained.ZHAO LuMing TANG DingYuan CHENG Tee Hiang TAM Hwa-Yaw LU Chao 2008Chinese Science Bulletin2008,53,5:2
8298 fs passively mode-locked ring fiber soliton laser 显示文摘Gong Yandong Shum Ping Tang Dingyuan 2002Microwave and Optical Technology Letters2002,32,5:1
9Graphene mode locked, wavelength-tunable, dissipative soliton fiber laser 显示文摘Zhang Han Tang Dingyuan Zhao Luming 2010Applied Physics Letters2010,96,:1
10Multi- wavelength dissipative soliton operation of an erbium- doped fiber laser 显示文摘Zhang Han Tang Dingyuan Zhao Luming 2009Optics Express2009,17,12:1
11Dissi- pative vector solitons in a dispersion-managed cavity fiber laser with net positive cavity dispersion 显示文摘Zhang Han Tang Dingyuan Zhao Luming 2009Optics Express2009,17,2:1
12Agglomeration control of Nd:YAG nacoparticles via freeze drying for transparent Nd:YAG ceramics显示文摘Gong Hua Tang Dingyuan Huang Hui 0,,04:1
13Determination of cut-off wavelength and composition distribution in Hg1-xCdxTe显示文摘Junhao Chu Yongsheng Gui Biao Li Dingyuan Tang 1998Journal of Electronic Materials1998,,6:1
14Growth of a New UV Nonlinear Optical Crystal : KBe2 ( BO3 ) F2 显示文摘Tang Dingyuan Xia Younan Wu Bochuang 2001Journal of Crystal Growth2001,222,:1
15Growth of a New UV Nonlinear Optical Crystal: KBezBOs F2 显示文摘TANG Dingyuan XIA Younan XU Bochuang 2001J Cryst Growth2001,222,12:1
16Large energy soliton erbium-doped fiber laser with a graphene-polymer composite mode locker显示文摘Zhang Hart Bao Qiaoliang Tang Dingyuan etal 2009Applied Physics Letters2009,95,14:1
17Determination of halocarbons in dr - inking water by direct aqueous injection gas chromatography显示文摘Hou Dingyuan Tang Jianfei 1991Anal Chem1991,63,18:1
18Dark pulse emission of a fiber laser显示文摘Zhang Han Tang Dingyuan Zhao Luming 0,,04:1
19Vector dark domain wall solitons in a fiber ring laser显示文摘Zhang Han Tang Dingyuan Zhao Luming 0,,05:1
20Observation of period-doubling bifurcations in a femtosecond fiber soliton laser with dispersion management cavity显示文摘Zhao Luming Tang Dingyuan Lin Feng 0,,19:1
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