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| 1 | Tuning Superhydrophobic Materials with Negative Surface Energy Domains显示文摘Hydrophobic/superhydrophobic materials with intrinsic water repellence are highly desirable in engineering fields including antiicing in aerocrafts,antidrag and anticorrosion in ships,and antifog and self-cleaning in optical lenses,screen,mirrors,and windows.However,superhydrophobic material should have small surface energy(SE)and a micro/nanosurface structure which can reduce solid-liquid contact significantly.The low SE is generally found in organic materials with inferior mechanical properties that is undesirable in engineering.Intriguingly,previous theoretical calculations have predicted a negative SE forθ-alumina(θ-Al_(2)O_(3)),which inspires us to use it as a superhydrophobic material.Here,we report the experimental evidence of the small/negative SE ofθ-Al_(2)O_(3) and aθ-Al_(2)O_(3)-based superhydrophobic coating prepared by one-step scalable plasma arcing oxidation.The superhydrophobic coating has complete ceramic and desired micro/nanostructure and therefore exhibits excellent aging resistance,wear resistance,corrosion resistance,high-temperature tolerance,and burning resistance.Owing to the rarity of the small/negative SE in inorganic materials,the concept to reduce SE byθ-Al_(2)O_(3) may foster a blowout to develop robust superhydrophobicity by complete inorganic materials. | Zhongzhen Wu Liangliang Liu Shunning Li Shunping Ji Pinghu Chen Suihan Cui Zhengyong Ma Yuchang Weng Qian Huang Zhongcan Wu Hao Wu Yuan Lin Ricky KYFu Hai Lin Xiubo Tian Paul KChu Feng Pan | 2019 | Research2019,,1: | 6 |
| 2 | Modeling of the whole process of shock wave overpressure of freefield air explosion显示文摘The waveform of the explosion shock wave under free-field air explosion is an extremely complex problem.It is generally considered that the waveform consists of overpressure peak,positive pressure zone and negative pressure zone.Most of current practice usually considers only the positive pressure.Many empirical relations are available to predict overpressure peak,the positive pressure action time and pressure decay law.However,there are few models that can predict the whole waveform.The whole process of explosion shock wave overpressure,which was expressed as the product of the three factor functions of peak,attenuation and oscillation,was proposed in the present work.According to the principle of explosion similarity,the scaled parameters were introduced and the empirical formula was absorbed to form a mathematical model of shock wave overpressure.Parametric numerical simulations of free-field air explosions were conducted.By experimental verification of the AUTODYN numerical method and comparing the analytical and simulated curves,the model is proved to be accurate to calculate the shock wave overpressure under free-field air explosion.In addition,through the model the shock wave overpressure at different time and distance can be displayed in three dimensions.The model makes the time needed for theoretical calculation much less than that for numerical simulation. | Zai-qing Xue Shunping Li Chun-liang Xin Li-ping Shi Hong-bin Wu | 2019 | Defence Technology(防务技术)2019,15,5: | 4 |
| 3 | Near-field coupling and SERS effects of palladium nanoparticle dimers显示文摘The linear optical properties and the surface-enhanced Raman scattering (SERS) effect of spherical palladium nanoparticle dimers are analyzed theoretically using generalized Mie theory. The calculation results demonstrate that the near-field coupling effect greatly influences the absorption, scattering and extinction spectra of nanoparticle dimers. The surface plasmon resonance wave- length red-shifts dramatically as the separation between nanoparticles decreases. Because of the near-field coupling between nanoparticles and the size effect, the maximum SERS enhancement factor at the 'hot spot' between palladium nanoparticle dimers is as high as 107-108, while the averaged SERS enhancement factor over the entire nanoparticle surface is in the range of 105-106. The deviation between the position of the peak in the extinction spectrum and the wavelength for maximum surface-averaged enhancement for the Pd nanoparticle dimers indicates that localized surface plasmon resonance has different influences on the far and near fields. These theoretical results may help to reveal the relationship between the far and near fields, as well as understand the mechanism of electromagnetic enhancement in the surface-enhanced scattering of transition metals. | RUAN FangXiong ZHANG ShunPing LI ZhiPeng YANG ZhiLin WU DeYin REN Bin XU HongXing | 2010 | Chinese Science Bulletin2010,55,26: | 2 |
| 4 | Controllable defects implantation in MoS2 grown by chemical vapor deposition for photoluminescence enhancement显示文摘 | Ke Wu Zhe Li Jibo Tang Xianglong Lv Hailing Wang Ruichun Luo Pan Liu Lihua Qian Shunping Zhang Songliu Yuan | 2018 | Nano Research2018,11,8: | 2 |
| 5 | Electrodeposition of a dendrite-free 3D Al anode for improving cycling of an aluminum-graphite battery显示文摘Aluminum-metal batteries show great potential as next-generation energy storage due to their abundant resources and intrinsic safety.However,the crucial limitations of metallic Al anodes,such as dendrite and corrosion problems in conventional aluminum-metal batteries,remain challenging and elusive.Here,we report a novel electrodeposition strategy to prepare an optimized 3D Al anode on carbon cloth with an uniform deposition morphology,low local current density,and mitigatory volume change.The symmetrical cells with the 3D Al anode show superior stable cycling(>450 h)and low-voltage hysteresis(~170 mV)at 0.5 mA cm^(−2).High reversibility(~99.7%)is achieved for the Al plating/stripping.The graphite||Al‐4/CC full batteries show a long lifespan of 800 cycles with 54 mAh g^(−1) capacity at a high current density of 1000 mA g^(−1),benefiting from the high capacitive-controlled distribution.This study proposes a novel strategy to design 3D Al anodes for metallic-Al-based batteries by eliminating the problems of planar Al anodes and realizing the potential applications of aluminum-graphite batteries. | Junfeng Li Kwan San Hui Shunping Ji Chenyang Zha Chengzong Yuan Shuxing Wu Feng Bin Xi Fan Fuming Chen Zongping Shao Kwun Nam Hui | 2022 | Carbon Energy2022,4,2: | 1 |
| 6 | The distribution and economic losses of alien species invasion to China显示文摘 | Haigen Xu Hui Ding Mingyan Li Sheng Qiang Jianying Guo Zhengmin Han Zongguo Huang Hongying Sun Shunping He Hairong Wu Fanghao Wan | 2006 | Biological Invasions2006,,7: | 1 |
| 7 | Was Wuhan the early epicenter of the COVID-19 pandemic?——a critique显示文摘Recently, Worobey et al.(2022) published a report entitled ‘The Huanan Seafood Wholesale Market in Wuhan was the early epicenter of the COVID-19 pandemic' that succinctly summarizes their study [1]. A pre-print version of this study had earlier elicited a series of highprofile media coverages [2,3]. All these reports deliver a social-political message that the Huanan market is the epicenter of COVID-19. | Yanan Cao Lingling Chen Hua Chen Yupeng Cun Xiaofeng Dai Hongli Du Feng Gao Fengbiao Guo Yalong Guo Pei Hao Shunmin He Shunping He XiongLei He Zheng Hu Boon-Peng Hoh Xin Jin Qian Jiang Qinghua Jiang Asifullah Khan Hong-Zhi Kong Jinchen Li Shuai Cheng Li Ying Li Qiang Lin Jianquan Liu Qi Liu Jian Lu Xuemei Lu Shujin Luo Qinghua Nie Zilong Qiu Tieliu Shi Xiaofeng Song Jianzhong Su Sheng-ce Tao Chaolong Wang Chuan-Chao Wang Guo-Dong Wang Jiguang Wang Qi Wu Shaoyuan Wu Shuhua Xu Yu Xue Wenjun Yang Zhaohui Yang Kai Ye Yuan-Nong Ye Li Yu Fangqing Zhao Yiqiang Zhao Weiwei Zhai Dandan Zhang Liye Zhang Houfeng Zheng Qi Zhou Tianqi Zhu Ya-ping Zhang | 2023 | National Science Review2023,10,4: | 0 |
| 8 | Salicylic acid inhibits gibberellin signaling through receptor interactions显示文摘It is well known that plants activate defense responses at the cost of growth.However,the underlying molecular mechanisms are not well understood.The phytohormones salicylic acid(SA)and gibberellin(GA)promote defense response and growth,respectively.Here we show that SA inhibits GA signaling to repress plant growth.We found that the SA receptor NPR1 interacts with the GA receptor GID1.Further biochemical studies revealed that NPR1 functions as an adaptor of ubiquitin E3 ligase to promote the polyubiquitination and degradation of GID1,which enhances the stability of DELLA proteins,the negative regulators of GA signaling.Genetic analysis suggested that NPR1,GID1,and DELLA proteins are all required for the SA-mediated growth inhibition.Collectively,our study not only uncovers a novel regulatory mechanism of growth-defense trade-off but also reveals the interaction of hormone receptors as a new mode of hormonal crosstalk. | Xiaodong Yu Xiaoyu Cui Chong Wu Shixi Shi Shunping Yan | 2022 | Molecular Plant2022,15,11: | 0 |
| 9 | Identification of twist-angle-dependent excitons in WS^(2)/WSe_(2) heterobilayers显示文摘Stacking atomically thin films enables artificial construction of van der Waals heterostructures with exotic functionalities such as superconductivity,the quantum Hall effect,and engineered light-matter interactions.In particular,heterobilayers composed of monolayer transition metal dichalcogenides have attracted significant interest due to their controllable interlayer coupling and trapped valley excitons in moirésuperlattices.However,the identification of twist-angle-modulated optical transitions in heterobilayers is sometimes controversial since both momentum-direct(K–K)and-indirect excitons reside on the low energy side of the bright exciton in the monolayer constituents.Here,we attribute the optical transition at~1.35 eV in the WS_(2)/WSe_(2) heterobilayer to an indirectΓ–K transition based on a systematic analysis and comparison of experimental photoluminescence spectra with theoretical calculations.The exciton wavefunction obtained by the state-of-the-art GW-Bethe-Salpeter equation approach indicates that both the electron and hole of the excitons are contributed by the WS_(2) layer.Polarization-resolved k-space imaging further confirms that the transition dipole moment of this optical transition is dominantly in-plane and is independent of the twist angle.The calculated absorption spectrum predicts that the so-called interlayer exciton peak coming from the K–K transition is located at 1.06 eV,but with a much weaker amplitude.Our work provides new insight into the steady-state and dynamic properties of twist-angle-dependent excitons in van der Waals heterostructures. | Ke Wu Hongxia Zhong Quanbing Guo Jibo Tang Jing Zhang Lihua Qian Zhifeng Shi Chendong Zhang Shengjun Yuan Shunping Zhang Hongxing Xu | 2022 | National Science Review2022,9,6: | 0 |
| 10 | Monsoon boosted radiation of the endemic East Asian carps显示文摘Major historical events often trigger the rapid flourishing of a few lineages,which in turn shape established biodiversity patterns.How did this process occur and develop?This study provides a window into this issue.The endemic East Asian carps(EEAC)dominated the ichthyofauna of East Asia and exhibited a high degree of adaptation to monsoonal river-lake ecosystems.A series of evidence,including ecogeography,phylogenetics,and macroevolution,suggests that the EEAC is a lineage that arose with the East Asian monsoon and thrived intimately with subsequent monsoon activities.We further deduce the evolution of the EEAC and find that a range of historical events in the monsoon setting(e.g.,marine transgression and regression and glacial-interglacial cycle)have further reshaped the distribution patterns of EEAC’s members.Comparative genomics analyses reveal that introgressions during the initial period of EEAC radiation and innovations in the regulation of the brain and nervous system may have aided their adaptation to river-lake ecosystems in a monsoon setting,which boosted radiation.Overall,this study strengthens knowledge of the evolutionary patterns of freshwater fishes in East Asia and provides a model case for understanding the impact of major historical events on the evolution of biota. | Chenguang Feng Kun Wang Wenjie Xu Liandong Yang Kunyuan Wanghe Ning Sun Baosheng Wu Feixiang Wu Lei Yang Qiang Qiu Xiaoni Gan Yiyu Chen Shunping He | 2023 | Science China(Life Sciences)2023,66,3: | 0 |
| 11 | Distinct and shared endothermic strategies in the heat producing tissues of tuna and other teleosts显示文摘Although most fishes are ectothermic,some,including tuna and billfish,achieve endothermy through specialized heat producing tissues that are modified muscles.How these heat producing tissues evolved,and whether they share convergent molecular mechanisms,remain unresolved.Here,we generated a high-quality genome from the mackerel tuna(Euthynnus affinis)and investigated the heat producing tissues of this fish by single-nucleus and bulk RNA sequencing.Compared with other teleosts,tuna-specific genetic variation is strongly associated with muscle differentiation.Single-nucleus RNA-seq revealed a high proportion of specific slow skeletal muscle cell subtypes in the heat producing tissues of tuna.Marker genes of this cell subtype are associated with the relative sliding of actin and myosin,suggesting that tuna endothermy is mainly based on shivering thermogenesis.In contrast,cross-species transcriptome analysis indicated that endothermy in billfish relies mainly on nonshivering thermogenesis.Nevertheless,the heat producing tissues of the different species do share some tissue-specific genes,including vascular-related and mitochondrial genes.Overall,although tunas and billfishes differ in their thermogenic strategies,they share similar expression patterns in some respects,highlighting the complexity of convergent evolution. | Baosheng Wu Xueli Gao Mingling Hu Jing Hu Tianming Lan Tingfeng Xue Wenjie Xu Chenglong Zhu Yuan Yuan Jiangmin Zheng Tao Qin Peidong Xin Ye Li Li Gong Chenguang Feng Shunping He Huan Liu Haimeng Li Qing Wang Zhenhua Ma Qiang Qiu Kun Wang | 2023 | Science China(Life Sciences)2023,66,11: | 0 |
| 12 | CFD Based Simulation of LNG Release during Bunkering and Cargo Loading/Unloading Simultaneous Operations of a Containership显示文摘 | FAN Hongjun CHENG Kang WU Shunping | 2017 | Journal of Shipping and Ocean Engineering2017,7,2: | 0 |
| 13 | Scale Breeding and Reproduction Technique of Ficus tikoua Bur.Container Seedlings显示文摘Based on the principle of asexual reproduction,a kind of scale breeding and reproduction technique of Ficus tikoua Bur.container seedlings was explored by using the characteristics of strong adaptability to the environment and fast growth and reproduction.Using non-woven bag as a breeding container for seedlings,the scale breeding and reproduction technique of F.tikoua container seedlings was summarized through the important links of seedling bed construction,seedling collection,soil configuration,container selection,cutting cultivation,field management,and disease and pest control.This technique can achieve differential,massive and sustainable efficient breeding and reproduction of F.tikoua seedlings in a short time. | Tinghong TAN Fan GAO Yang XIAO Mingxing DAI Shunping BAI Shimei LIAO Chaojun FENG Chunfang WU | 2023 | Plant Diseases and Pests2023,14,5: | 0 |
| 14 | The shikimate pathway regulates programmed cell death显示文摘Programmed cell death(PCD)is essential for both plant development and stress responses including immunity.However,how plants control PCD is not well-understood.The shikimate pathway is one of the most important metabolic pathways in plants,but its relationship to PCD is unknown.Here,we show that the shikimate pathway promotes PCD in Arabidopsis.We identify a photoperiod-dependent lesion-mimic mutant named Lesion in short-day(lis),which forms spontaneous lesions in short-day conditions.Mapbased cloning and whole-genome resequencing reveal that LIS encodes MEE32,a bifunctional enzyme in the shikimate pathway.Metabolic analysis shows that the level of shikimate is dramatically increased in lis.Through genetic screenings,three suppressors of lis(slis)are identified and the causal genes are cloned.SLISes encode proteins upstream of MEE32 in the shikimate pathway.Furthermore,exogenous shikimate treatment causes PCD.Our study uncovers a link between the shikimate pathway and PCD,and suggests that the accumulation of shikimate is an alternative explanation for the action of glyphosate,the most successful herbicide. | Xuerui Lu Shixi Shi Chong Wu Xueao Zheng Chenkun Yang Jie Luo Shunping Yan | 2022 | Journal of Genetics and Genomics2022,49,10: | 0 |
| 15 | Stepped frequency chirp signal imaging radar jamming using two-dimensional nonperiodic phase modulation显示文摘Stepped frequency chirp signal obtains high-resolution radar images by synthesizing multiple narrowband chirp pulses.It has been one of the most commonly used wideband radar waveforms due to its lower demand for radar instant bandwidth.In this paper,we propose a radar jamming method using two-dimensional nonperiodic phase modulation against stepped frequency chirp signal imaging radar.Using the unique property of nonperiodic phase modulation,the proposed method can generate high-level sidelobes that perform as a special blanket jamming along both the range and azimuth directions and make the target unrecognizable.Then,the influence of different modulation parameters,such as the code width and duty ratio,are further discussed.Based on this,the corresponding parameter design principles are presented.Finally,the validity of the proposed method is demonstrated by the Yake-42 plane data simulation and measured unmanned aerial vehicle data experiment. | Qihua WU Feng ZHAO Tiehua ZHAO Xiaobin LIU Junjie WANG Shunping XIAO | 2023 | Frontiers of Information Technology & Electronic Engineering2023,24,3: | 0 |
| 16 | Band alignment and interlayer hybridization in monolayer organic/WSe_(2) heterojunction显示文摘Semiconducting heterojunctions(HJs),comprised of atomically thin transition metal dichalcogenides(TMDs),have shown great potentials in electronic and optoelectronic applications.Organic/TMD hybrid bilayers hold enhanced pumping efficiency of interfacial excitons,tunable electronic structures and optical properties,and other superior advantages to these inorganic HJs.Here,we report a direct probe of the interfacial electronic structures of a crystalline monolayer(ML)perylene-3,4,9,10-tetracarboxylic-dianhydride(PTCDA)/ML-WSe_(2) HJ using scanning tunneling microscopy,photoluminescence,and first-principle calculations.Strong PTCDAAA/Se_(2) interfacial interactions lead to appreciable hybridization of the WSe_(2) conduction band with PTCDA unoccupied states,accompanying with a significant amount of PTCDA-to-WSe_(2) charge transfer(by 0.06 e/PTCDA).A type-ll band alignment was directly determined with a valence band offset of-1.69 eV,and an apparent conduction band offset of-1.57 eV.Moreover,we found that the local stacking geometry at the HJ interface differentiates the hybridized interfacial states. | Yanping Guo Linlu Wu Jinghao Deng Linwei Zhou Wei Jiang Shuangzan Lu Da Huo Jiamin Ji Yusong Bai Xiaoyu Lin Shunping Zhang Hongxing Xu Wei Ji Chendong Zhang | 2022 | Nano Research2022,15,2: | 0 |