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| 1 | Primary resonance of traveling viscoelastic beam under internal resonance显示文摘Under the 3:1 internal resonance condition,the steady-state periodic response of the forced vibration of a traveling viscoelastic beam is studied.The viscoelastic behaviors of the traveling beam are described by the standard linear solid model,and the material time derivative is adopted in the viscoelastic constitutive relation.The direct multi-scale method is used to derive the relationships between the excitation frequency and the response amplitudes.For the first time,the real modal functions are employed to analytically investigate the periodic response of the axially traveling beam.The undetermined coefficient method is used to approximately establish the real modal functions.The approximate analytical results are confirmed by the Galerkin truncation.Numerical examples are presented to highlight the effects of the viscoelastic behaviors on the steady-state periodic responses.To illustrate the effect of the internal resonance,the energy transfer between the internal resonance modes and the saturation-like phenomena in the steady-state responses is presented. | Hu DING Linglu HUANG Xiaoye MAO Liqun CHEN | 2017 | Applied Mathematics and Mechanics(English Edition)2017,38,1: | 8 |
| 2 | Stress distribution and fatigue life of nonlinear vibration of an axially moving beam显示文摘In this paper, the effects of the nonlinear vibration on stress distribution and fatigue life of the axially moving beam are studied.The parametric excitation of the flexible material is created by the pulsating moving speed. Three-to-one internal resonance condition is satisfied. The three-parameter model is adopted in the viscoelastic constitutive relation. The nonlinear vibration of the axially moving beam with parametric and internal resonance are studied by using the direct multiple scales method(MSM)with numerical simulation confirmation. Based on the approximate analytical solution, the distribution of tensile stress and bending stress on the axially moving beam is presented by adopting a V-belt as the prototype. Based on the maximum stable cyclic stress, the limit cycle response of the V-belt is utilized to evaluate the effect of the resonance on the fatigue life. Also, the influences of the internal resonance on the steady-state responses and the fatigue life of the V-belt are revealed. Numerical examples illustrate that large unwanted resonances occur and the second-order mode receives vibration energy from to the firstorder mode. The numerical results demonstrate that the nonlinear vibration significantly reduces the fatigue life of the V-belt.The fatigue life analysis method in this paper can be applied to the excited vibration of other axially moving systems and even static continuum. | DING Hu HUANG LingLu DOWELL Earl CHEN LiQun | 2019 | Science China(Technological Sciences)2019,62,7: | 3 |
| 3 | Antinocicepti~,e effects of oxymatrine from Sophora flavescens , through regulation of NR2B - containing NMDA receptor - ERK/CREB signaling in a mice mod- el of neuropathic pain 显示文摘 | Wang Haiyan Li Yuxiang Dun Linglu | 2013 | Phytomedicine2013,20,11: | 1 |
| 4 | Phylogenetic analysis of global hepatitis E virus sequences: genetic diversity, subtypes and zoonosis显示文摘 | LingLu ChunhuaLi Curt H.Hagedorn | 2005 | Rev Med Virol2005,,1: | 1 |
| 5 | Hollow Spheres of silver synthesized using polyelectrolyte capsules as microreactors显示文摘 | Yang Zhaohui Yang Linglu Zhang Zhifeng | 2008 | Colloids and Surface A:Physicochemical and Engineering Aspect2008,312,: | 1 |
| 6 | Formation processes and source contributions of ground-level ozone in urban and suburban Beijing using the WRF-CMAQ modelling system显示文摘Beijing faces the challenge of high levels of ozone(O_(3))pollution.In this study,the Weather Research and Forecasting model and Community Multiscale Air Qualitymodel(CMAQ)were used to simulate atmospheric O_(3) concentrations in Beijing.To investigate the formation mechanisms and source contributions of O_(3) pollution in different regions of Beijing,process analysis and the integrated source apportionmentmethodwithin the CMAQwere applied to O_(3) concentrations in the summer of 2018.The process analysis results showed that vertical diffusion was the major contributor to O_(3) concentrations at all receptor sites in Beijing,at>65.94μg/(m^(3)·hr).Gas-phase chemical reactions consumed a significant amount of O_(3) in urban and inner suburban areas(>−5.57μg/(m^(3)·hr)),while near-surface chemical reactions made positive contributions in outer suburban areas(>4.72μg/(m^(3)·hr)).The O_(3) formation chemical reactions indicated that NO titration,which removes O_(3) at night-time,mainly occurred in urban areas.The weaker chemical reactions occurring near the surface in outer suburbs suggested that suburban-area O_(3) was produced in the upper atmospheric layers and was transported vertically to the lower layers.The O_(3) source apportionment results showed that boundary contributions were the dominant contributor to O_(3) pollution in Beijing(>40%).The contribution of non-local emissions to O_(3) levels was significantly greater in the outer suburbs than in urban and inner suburban areas due to topography.This study increases the understanding of the complex processes of O_(3) formation in different areas of Beijing and informs the implementation of O_(3) control plans. | Shuxian Zhang Zhongzhi Zhang Yang Li Xiaohui Du Linglu Qu Wei Tang Jun Xu Fan Meng | 2023 | Journal of Environmental Sciences2023,,5: | 1 |
| 7 | Antinociceptive effect of matrine on vincristine-induced neuropathic pain model in mice显示文摘 | Dun Linglu Li Yuxiang Xu Yaqiong Zhou Ru Ma Lin Jin Shaoju Du Juan Sun Tao Yu Jianqiang | 2014 | Neurological Sciences2014,,: | 1 |
| 8 | Hepatitis C virus genotype distribution in China: Predominance of closely related subtype 1b isolates and existence of new genotype 6 variants显示文摘 | LingLu TatsunoriNakano YunshaoHe YongshuiFu Curt H.Hagedorn Betty H.Robertson | 2005 | J Med Virol2005,,4: | 1 |
| 9 | Simulation study on the centrifugal casting wet-type cylinder liner based on Pro CAST显示文摘 | Su Linglu Fu Renxiao Zhang Shuangjie | 2014 | Applied Thermal Engineering2014,73,: | 1 |
| 10 | PHF6 functions as a tumor suppressor by recruiting methyltransferase SUV39H1 to nucleolar region and offers a novel therapeutic target for PHF6-muntant leukemia显示文摘Mutations in the plant homeodomain-like finger protein 6(PHF6)gene are strongly associated with acute myeloid(AML)and T-cell acute lymphoblastic leukemia(T-ALL).In this study,we demonstrated that PHF6 can bind to H3K9me3 and H3K27me1 on the nucleolar chromatin and recruit histone methyltransferase SUV39H1 to the rDNA locus.The deletion of PHF6 caused a decrease in the recruitment of SUV39H1 to rDNA gene loci,resulting in a reduction in the level of H3K9me3 and the promotion of rDNA transcription.The knockdown of either SUV39H1 or PHF6 significantly attenuated the effects of increase in H3K9me3 and suppressed the transcription of rDNA induced by the overexpression of the other interacting partner,thereby establishing an interdependent relationship between PHF6 and SUV39H1 in their control of rRNA transcription.The PHF6 clinical mutants significantly impaired the ability to bind and recruit SUV39H1 to the rDNA loci,resulting in an increase in rDNA transcription activity,the proliferation of in vitro leukemia cells,and the growth of in vivo mouse xenografts.Importantly,significantly elevated levels of pre-rRNA were observed in clinical AML patients who possessed a mutated version of PHF6.The specific rDNA transcription inhibitor CX5461 significantly reduced the resistance of U937 AML cells deficient in PHF6 to cytarabine,the drug that is most commonly used to treat AML.Collectively,we revealed a novel molecular mechanism by which PHF6 recruits methyltransferase SUV39H1 to the nucleolar region in leukemia and provided a potential therapeutic target for PHF6-mutant leukemia. | Hsiang-i Tsai Yanping Wu Rui Huang Dandan Su Yingyi Wu Xiaoyan Liu Linglu Wang Zhanxue Xu Yuxin Pang Chong Sun Chao He Fan Shu Haitao Zhu Dongqing Wang Fang Cheng Laiqiang Huang Hongbo Chen | 2022 | Acta Pharmaceutica Sinica B2022,12,4: | 1 |
| 11 | Fabrication of Size-Controlled Starch-Based Nanospheres by Nanoprecipitation 显示文摘 | ] Tan Ying Xu Kun Li Linglu | 2009 | ACS Appl Mater Interfaces2009,1,4: | 1 |
| 12 | A time-domain approach for the fast design of reflector impulse-radiating antennas显示文摘 | Chen Linglu Feng Ju Liao Cheng | 2013 | Progress in E-lectromagnetics Research2013,135,: | 1 |
| 13 | Antinociceptive effects of oxymatrine from Sophora flavescens , through regulation of NR2B-containing NMDA receptor-ERK/CREB signaling in a mice model of neuropathic pain显示文摘 | Wang Haiyan Li Yuxiang Dun Linglu Xu Yaqiong Jin Shaojv Du Juan Ma Lin Li Juan Zhou Ru He Xiaoliang Sun Tao Yu Jianqiang | 2013 | Phytomedicine2013,,: | 1 |
| 14 | Silver Plasmon Rulers as Probes in Polarization-resolved Plasmon Coupling Microscopy显示文摘 | Hongyun W Guoxin R Linglu Y | | 0,,: | 1 |
| 15 | Fast synthesis of large planar arrays using active ele-ment pattern method and fine-grained parallel micro-genetic algorithm 显示文摘 | CHEN Linglu LIAO Cheng? CHANG Lei | 2013 | Progress In ElectromagneticsResearch C2013,42,: | 1 |
| 16 | Comprehensive evaluation method of urban air quality statistics based on environmental monitoring data and its application显示文摘Air quality monitoring is effective for timely understanding of the current air quality status of a region or city.Currently,the huge volume of environmental monitoring data,which has reasonable real-time performance,provides strong support for in-depth analysis of air pollution characteristics and causes.However,in the era of big data,to meet current demands for fine management of the atmospheric environment,it is important to explore the characteristics and causes of air pollution from multiple aspects for comprehensive and scientific evaluation of air quality.This study reviewed and summarized air quality evaluation methods on the basis of environmental monitoring data statistics during the 13th Five-Year Plan period,and evaluated the level of air pollution in the Beijing-Tianjin-Hebei region and its surrounding areas(i.e.,the“2+26”region)during the period of the three-year action plan to fight air pollution.We suggest that air quality should be comprehensively,deeply,and scientifically evaluated from the aspects of air pollution characteristics,causes,and influences of meteorological conditions and anthropogenic emissions.It is also suggested that a threeyear moving average be introduced as one of the evaluation indexes of long-term change of pollutants.Additionally,both temporal and spatial differences should be considered when removing confounding meteorological factors. | Linglu Qu Fahe Chai Shijie Liu Jingchun Duan Fan Meng Miaomiao Cheng | 2023 | Journal of Environmental Sciences2023,,1: | 0 |
| 17 | Near room-temperature ferromagnetism in air-stable twodimensional Cr_(1−x)Te grown by chemical vapor deposition显示文摘Identifying air-stable two-dimensional(2D)ferromagnetism with high Curie temperature(T_(c))is highly desirable for its potential applications in next-generation spintronics.However,most of the work reported so far mainly focuses on promoting one specific key factor of 2D ferromagnetism(T_(c)or air stability),rather than comprehensive promotion of both of them.Herein,ultrathin Cr_(1-x)Te crystals grown by chemical vapor deposition(CVD)show thickness-dependent T_(c)up to 285 K.The out-of-plane ferromagnetic order is well preserved down to atomically thin limit(2.0 nm),as evidenced by anomalous Hall effect observed in non-encapsulated samples.Besides,the CVD-grown Cr_(1-x)Te nanosheets present excellent ambient stability,with no apparent change in surface roughness or electrical transport properties after exposure to air for months.Our work provides an alternative platform for investigation of intrinsic 2D ferromagnetism and development of innovative spintronic devices. | Zhansheng Gao Ming Tang Junwei Huang Jiabiao Chen Wei Ai Linglu Wu Xinyue Dong Yifei Ma Zheshan Zhang Lei Zhang Yaping Du Huixia Fu Hongtao Yuan Jinxiong Wu Feng Luo | 2022 | Nano Research2022,15,4: | 0 |
| 18 | Neurophysiological characteristics in infants and young children with auditory neuropathy显示文摘Objective:To analyze neurophysiological characteristics in infants and young children with auditory neuropathy(AN) and explore their clinical significance.Methods: Audiological measurements(acoustic immittance, EOAEs, ABR, CM, MLR and ERPs) and peripheral neurological tests were conducted and evaluated in 13 infants and young children with AN. Six of them received high-resolution temporal bone CT scans and/or cerebral MRI examinations.Results: All of the children showed type “A” tympanograms with abseatation of stapedial reflexes. EOAEs were normal in 12 of 13 subjects. In one child who had a history of anoxia during the birth,the EOAEs were not elicited. Click-evoked ABRs were absent in 12 of 13 subjects when maximum output of the instrument was reached. The CM potentials were presented bilaterally in all individuals,which were independent of the EOAEs and ABR. Of eight cases tested,all had clear MLR and six showed normal ERPs(P300 and MMN). Peripheral neurological tests and radiological findings were within the normal ranges. Conclusion: The diagnosis of AN in infants and young children should focus on analyzing their neurophysiological characteristics,especially on CM,MLR and ERPs. Combined use of EOAEs, ABR and CM was recommended for hearing screening on newborns with high risk factors. | GuangqianXing XingkuanBu DengyuanWang LingLu | 2005 | Journal of Nanjing Medical University2005,19,1: | 0 |