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| 1 | Design and Implementation of Initial Cell Search in 5G NR Systems显示文摘The initial cell search plays an important role during the process of downlink synchronization establishment between the User Equipment(UE) and the base station. In particular, the uncertainty of the synchronization signals on the frequency domain and the flexibility of frame structure configuration have brought great challenges to the initial cell search for the fifth-generation(5G) new radio(NR). To solve this problem, firstly, we analyze the physical layer frame structure of 5G NR systems. Then, by focusing on the knowledge of synchronization signals, the 5G NR cell search process is designed, and the primary synchronization signal(PSS) timing synchronization algorithm is proposed, including a 5G-based coarse synchronization algorithm and conjugate symmetry-based fine synchronization algorithm. Finally, the performance of the proposed cell search algorithm in 5G NR systems is verified through the combination of Digital Signal Processing(DSP) and personal computer(PC). And the MATLAB simulation proves that the proposed algorithm has better performance than the conventional cross-correlation algorithm when a certain frequency offset exists. | Fatang Chen Xiu Li Yun Zhang Yanan Jiang | 2020 | China Communications2020,17,5: | 7 |
| 2 | Photocatalytic Oxidation Kinetics of Thiophene with Nano-F^-/Fe^(3+)/TiO_2显示文摘Photocatalytic oxidation kinetics of thiophene in n-octane/water extraction system was studied with fluorine and ferric ion codoped nano-TiO2(nano-F-/Fe3+/TiO2) powders used as the photocatalyst.Effects of initial concentration of thiophene and additional dosage of F-/Fe3+/TiO2 on the reaction rate constant and half-life were investigated.The results showed that the appropriately added dosage of F-/Fe3+/TiO2 was 0.1 g in the 100-mL reaction system and the photooxidative kinetics of thiophene in the presence of F-/Fe3+/TiO2 catalyst was of first-order with a rate constant of 0.6508 h-1 and a half-life of 1.0651 h.The desulfurization rate of thiophene was 98.1%in 5 h and the sulfur content could be reduced from 800 ppm to 15 ppm.The reaction rate constant increased with a decreasing initial concentration of thiophene. | Li Fatang~1 Sun Zhimin~1 Liu Ying~1 Zhao Dishun~2 Liu Ruihong~1 (1.College of Science,Hebei University of Science and Technology,Shijiazhuang 050018 2.College of Chemical and Pharmaceutical Engineering,Hebei University of Science and Technology) | 2009 | China Petroleum Processing & Petrochemical Technology2009,11,4: | 2 |
| 3 | Facile removal and collection of oils from water surfaces through superhydrophobic and superoleophilic sponges 显示文摘 | ZHU Qing PAN Qinmin LIU Fatang | 2011 | Journal of Physical Chemistry2011,115,17: | 1 |
| 4 | Deep Extractive Desulfurization of Gasoline with xEt3NHClFeCl3 Ionic Liquids 显示文摘 | Li Fatang Liu Ying Sun Zhimin | 2010 | EnergyFuels2010,24,8: | 1 |
| 5 | Effects of coupling agents on the properties of epoxy-based electri- cally conductive adhesives 显示文摘 | Tan Fatang Qiao Xueliang Chen Jiang | 2006 | International Journal of Adhesion and Adhesive2006,26,6: | 1 |
| 6 | N-doped P25Ti02 amorphous Al2 03 composites : one-step solution com-bustion preparation and enhanced visible-light photocata-lytic activity 显示文摘 | Li Fatang Ye Zhao Hao Yingjuan | 2012 | J Hazard Atoer2012,,: | 1 |
| 7 | Preparation and charcterization of Konjac superabsorbent polymer显示文摘 | Jiang Fatang Li Wanfen Zhan Xiaohui Chen Guofeng Zhou Jun Huang Jing Zhang Shenghua | 2006 | Journal of Wuhan University of Technology - Mater Sci Ed2006,,4: | 1 |
| 8 | Oxidation of thiophene over modified alumina catalyst under mild conditions显示文摘 | Lanju Chen Fatang Li | 2010 | Energy & Fuels2010,24,6: | 1 |
| 9 | Multiuser Pre-Coding Aided Quadrature Spatial Modulation for Large-Scale MIMO Channels显示文摘Pre-coding aided quadrature spatial modulation(PQSM) is a promising multiple input multiple output(MIMO) transmission technology. The multiuser(MU) detection in PQSM system is investigated in this paper. Based on the known channel state information, pre-coding matrix is designed to pre-process the in-phase and quadrature signals of quadrature spatial modulation(QSM) to reduce the inter-channel interference. In order to lower the complexity at the receiver brought by the orthogonality of the PQSM system, an orthogonal matching pursuit(OMP) detection algorithm and a reconstructed model are proposed. The analysis and simulation results show that the proposed algorithm can obtain a similar bit error rate(BER) performance as the maximum likelihood(ML) detection algorithm with more than 80% reduction of complexity. | Fatang Chen Kang Yang Pingping Xing Huan Zhang Yanan Jiang | 2018 | China Communications2018,15,11: | 1 |
| 10 | Incorporation ofκ-carrageenan improves the practical features of agar/konjac glucomannan/κ-carrageenan ternary system显示文摘Three materials(agar,konjac glucomannan(KGM)andκ-carrageenan)were used to prepare ternary systems,i.e.,sol-gels and their dried composites conditioned at varied relative humidity(RH)(33%,54%and 75%).Combined methods,e.g.,scanning electron microscopy,small-angle X-ray scattering,infrared spectroscopy(IR)and X-ray diffraction(XRD),were used to disclose howκ-carrageenan addition tailors the features of agar/KGM/κ-carrageenan ternary system.As affirmed by IR and XRD,the ternary systems withκ-carrageenan below 25%(agar/KGM/carrageenan,50:25:25,m/m)displayed proper component interactions,which increased the sol-gel transition temperature and the hardness of obtained gels.For instance,the ternary composites could show hardness about 3 to 4 times higher than that for binary counterpart.These gels were dehydrated to acquire ternary composites.Compared to agar/KGM composite,the ternary composites showed fewer crystallites and nanoscale orders,and newly-formed nanoscale structures from chain assembly.Such multi-scale structures,for composites withκ-carrageenan below 25%,showed weaker changes with RH,as revealed by especially morphologic and crystalline features.Consequently,the ternary composites with lessκ-carrageenan(below 25%)exhibited stabilized elongation at break and hydrophilicity at different RHs.This hints to us that agar/KGM/κ-carrageenan composite systems can display series applications with improved features,e.g.,increased sol-gel transition point. | Dongling Qiao Hao Li Fatang Jiang Siming Zhao Sheng Chen Binjia Zhang | 2023 | Food Science and Human Wellness2023,12,2: | 1 |
| 11 | Effects of coupling agents on the properties of epoxy-based electrically conductive adhesives 显示文摘 | Tan Fatang Qiao Xueliang Chen Jianguo | 2006 | International Journal of Adhesion and Adhesives2006,26,6: | 1 |
| 12 | Effect of silver nanostructures on the resistivity of electrically conductive adhesives composed of silver flakes显示文摘 | Dapeng Chen Xueliang Qiao Xiaolin Qiu Fatang Tan Jianguo Chen Renzhi Jiang | 2010 | Journal of Materials Science: Materials in Electronics2010,,5: | 1 |
| 13 | Frosting of heat pump withheat recovery facility显示文摘 | Fu Yunzhao Guang Fatang | 2007 | Renewable Energy2007,327,: | 1 |
| 14 | Desulfurization of Dibenzothiophene by Chemical Oxidation and Solvent Extraction with Me3 NCH2 C6 H5 Cl2· ZnCl2 Ionic Liquid 显示文摘 | Li Fatang Liu Ruihong Wen Jinhua | 2009 | Green Chem2009,11,6: | 1 |
| 15 | Photocatalytic Oxidative Desulfurization of Gasoline by TiO_2 in[BMIm]Cu_2Cl_3 Ionic Liquid显示文摘Photocatalytic oxidative desulfurization of gasoline in[BMIm]Cu_2Cl_3 ionic liquid was studied.A500-W high-pressure mercury lamp was used as the light source for irradiation,nano-TiO2 was used as thephotocatalyst and air was introduced by a gas pump to supply O_2 as the oxidant.Influence of the ratio ofV(ionic liquid) to V(oil) and the TiO_2 addition on the desulfurization rate of gasoline was investigated.Anoxidative kinetics equation was founded.The results showed that the [BMIm]Cu2CIs ionic liquid was aneffective extractant for the desulfurization of gasoline.The appropriate TiO_2 addition was 0.05 g in 50 mLof reaction mixture.The yield of desulfurized gasoline could reach 98.2% after being subjected to reactionfor 2 h under the conditions of adopting a ratio of V(ionic liquid):V(oil)=1:4,an air flow of 100 mL/min anda TiO_2 addition dosage of 0.05 g.The kinetics reaction for photo-oxidation of gasoline was a first-orderreaction with an apparent rate constant of 1.9664 h^(-1)and a half-time of 0.3525 h. | Li Fatang Liu Ruihong Sun Zhimin | 2008 | China Petroleum Processing & Petrochemical Technology2008,10,4: | 1 |
| 16 | THE OPENING SHANDONG PROVINCE显示文摘Situated on China’s eastern coast, Shandong Province is an important opening coastal province. Over the past 15 years, average gross product in the province increased by 11.9 percent each year. Since the beginning of the 1990s, its opening up and economic construction have entered a new stage | Song Fatang, vice-governor of Shandong Province | 1994 | China's Foreign Trade1994,,11: | 0 |