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28篇 您的检索式:作者名="Lidong Sun"
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1Experimental and mechanism studies on simultaneous desulfurization and denitrification from flue gas using a flue gas circulating fluidized bed显示文摘The oxidizing highly reactive absorbent was prepared from fly ash,industry lime,and an oxidizing additive M.Experiments of simultaneous desulfurization and denitrification were carried out in a flue gas circulating fluidized bed(CFB).The effects of influencing factors and calcium availability were also investigated on the removal efficiencies of desulfurization and denitrification.Removal efficiencies of 95.5%for SO2 and 64.8%for NO were obtained respectively under the optimal experimental conditions. The component of the spent absorbent was analyzed with chemical analysis methods.The results in- dicated that more nitrogen species appeared in the spent absorbent except sulfur species.A scanning electron microscope(SEM)and an accessory X-ray energy spectrometer were used to observe micro-properties of the samples,including fly ash,oxidizing highly reactive absorbent and spent absorbent.The simultaneous removal mechanism of SO2 and NO based on this absorbent was pro- posed according to the experimental results.ZHAO Yi XU PeiYao SUN XiaoJun WANG LiDong 2007Science China Chemistry2007,50,1:10
2Mechanism of flue gas simultaneous desulfuri-zation and denitrification using the highly reactive absorbent显示文摘Fly ash, industry-grade lime and a few oxidizing manganese compound additive were used to prepare the “Oxygen-riched” highly reactive absorbent for simultaneous desulfurization and denitrification. Experiments of simultaneous desulfurization and denitrification were carried out using the highly reactive absorbent in the flue gas circulating fluidized bed (CFB) system. Removal efficiencies of 94.5% for SO2 and 64.2% for NO were obtained respectively. The scanning electron microscope (SEM) and accessory X-ray energy spectrometer were used to observe micro-properties of the samples, including fly ash, common highly reactive absorbent, “Oxygen-riched” highly reactive absorbent and spent absorbent. The white flake layers were observed in the SEM images about surfaces of the common highly reactive absorbent and “Oxygen- riched” one, and the particle surfaces of the spent absorbent were porous. The content of calcium on surface was higher than that of the average in the highly reactive absorbent. The manganese compound additive dispersed uniformly on the surfaces of the “Oxygen- riched” highly reactive absorbent. There was a sulfur peak in the energy spectra pictures of the spent absorbent. The component of the spent absorbent was analyzed with chemical analysis methods, and the results indicated that more nitrogen species appeared in the absorbent except sulfur species, and SO2 and NO were removed by chemical absorption according to the experimental results of X-ray energy spectrometer and the chemical analysis. Sulfate being the main desulfurization products, nitrite was the main denitrification ones during the process, in which NO was oxidized rapidly to NO2 and absorbed by the chemical reaction.ZHAO Yi SUN Xiaojun XU Peiyao MA Shuangchen WANG Lidong LIU Feng 2005Science China(Technological Sciences)2005,48,6:5
3In comparison with vitamin C and butylated hydroxytoluene, the antioxidant capacity of aqueous extracts from buds and flowers of Lonicera japonica Thunb.显示文摘OBJECTIVE: To assess the antioxidant capacity of aqueous extracts of buds and flowers of Lonicera japonica Thunb.(BLJ and FLJ) using in vitro assays.METHODS: We assessed the in vitro antioxidant activities of aqueous extracts of BLJ and FLJ and compared with that of classical antioxidants vitamin C and butylated hydroxytoluene, using several well-established methods including the 1,1-diphenyl-2-picryl-hydrazyl assay, 2,2'-azino-bis(3-ethylbenzthiazoline-6-sulfonic acid) assay, reducing power assay, fluorescence recovery after photobleaching assay, β-carotene bleaching assay, ferric thiocyanate assay, and thiobarbituric acid method.RESULTS: The aqueous extracts of both BLJ and FLJ had similarly potent antioxidant capacity. There were no significance differences between BLJ and FLJ in all the assays.CONCLUSION: The aqueous extracts of both BLJ and FLJ have antioxidant activity with comparable efficacy. These findings suggest that both BLJ and FLJ may have the potential as natural antioxidants.Zhou Yunfeng Li Lin Sun Lan Zhou Lidong Xu Yang 2018Journal of Traditional Chinese Medicine2018,38,3:4
4Loss of gonadal soma derived factor damaging the pituitary-gonadal axis in medaka显示文摘Medaka sex is determined by dmy/dmrt1b Y,the doublesex and mab-3 domain gene on the Y chromosome[1,2].Most recent studies have revealed a germ cell-intrinsic cue for the sperm-egg fate decision present in medaka,leading to spermatogenesis occurrence in a female gonadal environment without the presence of dmy[3].Targeted disruption of dmy,or sex related genes,suchKaiqing Sun Lidong Fan Chuanyun Wang Xiaoyu Yang Shuangguang Zhu Xi Zhang Xiaowu Chen Yunhan Hong Guijun Guan 2017Science Bulletin2017,62,3:4
5Overview of the Solar Polar Orbit Telescope Project for Space Weather Mission显示文摘The Solar Polar ORbit Telescope(SPORT) project for space weather mission has been under intensive scientific and engineering background studies since it was incorporated into the Chinese Space Science Strategic Pioneer Project in 2011.SPORT is designed to carry a suite of remote-sensing and in-situ instruments to observe Coronal Mass Ejections(CMEs),energetic particles,solar high-latitude magnetism,and the fast solar wind from a polar orbit around the Sun.The first extended view of the polar regions of the Sun and the ecliptic enabled by SPORT will provide a unique opportunity to study CME propagation through the inner heliosphere,and the solar high-latitude magnetism giving rise to eruptions and the fast solar wind.Coordinated observations between SPORT and other spaceborne/ground-based facilities within the International Living With a Star(ILWS) framework can significantly enhance scientific output.SPORT is now competing for official selection and implementation during China's 13 th Five-Year Plan period of 2016-2020.XIONG Ming LIU Ying LIU Hao LI Baoquan ZHENG Jianhua ZHANG Cheng XIA Lidong ZHANG Hongxin RAO Wei CHEN Changya SUN Weiying WU Xia DENG Yuanyong HE Han JIANG Bo WANG Yuming WANG Chuanbing SHEN Chenglong ZHANG Haiying ZHANG Shenyi YANG Xuan SANG Peng WU Ji 2016空间科学学报2016,36,3:3
6Writer Meets Eraser in HOTAIR显示文摘Lidong Sun Jia Fang 2011Acta Biochimica et Biophysica Sinica2011,43,1:2
7Development of a Soil Stabilizer for Road Subgrade Based on Original Phosphogypsum显示文摘The research used industrial by-products original phosphogypsum(PG)as the main raw material,slag(SG)and Portland cement(PC)as auxiliary materials,and the optimal additive amount was determined according to the compressive strength value of the sample.Comprehensively evaluate the water resistance and volume stability of the samples,and determine the best formula for new roadbed stabilized materials.The results showed that when the weight ratio of PG,slag and cement was OPG:SG:PC=6:3:1,and mixed with 5%micro silica fume(MSF)and 3‰hydroxypropyl methyl cellulose(HPMC),the sample’s comprehensive performance was the best,specifically,the sample’s compressive strength in 60 days reached 28.8 MPa,the softening coefficient reached 0.9,and the expansion rate was stable at about−0.2%.In addition,the mechanism of action of enhancers MSF and HPMC was analyzed according to use Vicat device,X-ray diffractometer and scanning electron microscope.The best formula SP3GH3 has the best curing effect on soil.The 28-day unconfined compressive strength(UCS)of the sample reached 2.4 MPa,the expansion rate was less than 0.09%,and the water stability coefficient was above 0.79,which was higher than that of the samples cured by traditional cement and lime during the same period.Zenghuan Gu Aiguo Fang Sudong Hua Qingzhou Zhao Lidong Sun Fan Xia Liying Qian Xiaojian Ren 2021Journal of Renewable Materials2021,9,2:2
8The Morphology and Electrophysiology of the Cochlea of the Miniature Pig显示文摘Weiwei Guo Haijin Yi Lili Ren Lei Chen Lidong Zhao Wei Sun Shi‐Ming Yang 2015Anat. Rec2015,,3:2
9Image Registration Using a Complete Polar Transform显示文摘Image registration is widely used in image processing. Researchers have introduced image registration techniques based on the log-polar transform for its rotation and scale invariant properties. It suffers from nonuniform sampling which makes the registration results susceptible to interference. To address the problems of traditional log-polar transform, a Complete polar transform(CPT) method is proposed, which samples the image evenly to preserve the whole information of original image.An innovative pro jection transform is applied after CPT to obtain the rotation invariant property. We pre-matched feature points using the Scale invariant feature transform(SIFT)algorithm and re-matched them based on CPT to improve matching speed and accuracy. Experimental results show that the proposed method is accurate and robust to noise and alteration.ZHAO Wei HUANG Lidong WANG Jun SUN Zebin 2014Chinese Journal of Electronics2014,23,2:1
10Fabrication of carbon paste electrode containing 1:12 phosphomolybdic ani- ons encapsulated in modified mesoporous electrode 显示文摘Li Lidong Li Wenjiang Sun Changqing Electroanalysis0,14,5:1
11Robust hydrogel sensors for unsupervised learning enabled sign-to-verbal translation显示文摘Highly stretchable and robust strain sensors are rapidly emerging as promising candidates for a diverse of wearable electronics.The main challenge for the practical application of wearable electronics is the energy consumption and device aging.Energy consumption mainly depends on the conductivity of the sensor,and it is a key factor in determining device aging.Here,we design a liq-uid metal(LM)-embedded hydrogel as a sensing material to overcome the bar-rier of energy consumption and device aging of wearable electronics.The sensing material simultaneously exhibits high conductivity(up to 22 S m�1),low elastic modulus(23 kPa),and ultrahigh stretchability(1500%)with excel-lent robustness(consistent performance against 12000 mechanical cycling).A motion monitoring system is composed of intrinsically soft LM-embedded hydrogel as sensing material,a microcontroller,signal-processing circuits,Bluetooth transceiver,and self-organizing map developed software for the visu-alization of multi-dimensional data.This system integrating multiple functions including signal conditioning,processing,and wireless transmission achieves monitor hand gesture as well as sign-to-verbal translation.This approach provides an ideal strategy for deaf-mute communicating with normal people and broadens the application of wearable electronics.Hude Ma Haiyang Qin Xiao Xiao Na Liu Shaolei Wang Junye Li Sophia Shen Shuqi Dai Mengmeng Sun Peiyi Li Xiaofang Pan Mingjun Huang Baoyang Lu Jun Chen Lidong Wu 2023InfoMat2023,5,7:1
12Effect of elec-tric field strength on the length of anodized titania nanotubearrays显示文摘Sun Lidong Zhang Sam Sun Xiaowei 2009J Electroanalyt Chem2009,6376,:1
13N-glycosylation at Asn residues 554 and 566 of E-cadherin affects cell cycle progression through extracellular signal-regulated protein kinase signaling pathway显示文摘E-cadherin,它在调停有一个广泛地承认的角色在上皮的房间之间的钙依赖者房间房间粘附,也,功能作为一个肿瘤压制或。人的 E-cadherin 的 ectodomain 在 Asn 残余包含四个潜在的 N-glycosylation 地点 554, 566, 618,和 633。我们由指导地点的傻瓜发育不全在房间周期前进调查了 E-cadherin N-glycosylation 的角色。我们以前证明 E-cadherin 的所有四个潜在的 N-glycosylation 地点是在人的胸癌 MDA-MB-435 房间的 N-glycosylated。在 Asn633 的 N-glycan 的移动戏剧性地影响了 E-cadherin 稳定性。在这研究,我们在 Asn554,没能在 G (1 ) 阶段导致房间周期拘捕并且与野类型的 E-cadherin 比较压制房间增长的 Asn566 和 Asn618 显示出那 E-cadherin 变异的失踪的 N-glycans。而且,在 Asn554 和 Asn566,然而并非在 Asn618 的 N-glycans,似乎为房间周期前进的 E-cadherin-mediated 抑制不可缺少。在 E-cadherin 的 Asn554 或 Asn566 的 N-glycans 的移动伴有表明小径的细胞外的调整信号的蛋白激酶的激活。在有 PD98059,表明小径的细胞外的调整信号的蛋白激酶的一个禁止者,野类型的 E-cadherin transfected MDA-MB-435 和 E-cadherin 的处理以后, N-glycosylation-deficient 变异的 transfected MDA-MB-435 房间在 G (1 ) 阶段有房间的相等的数字。这些调查结果暗示 N-glycosylation 可能为房间周期前进的 E-cadherin-mediated 抑制是关键的。Hongbo Zhao Lidong Sun Liying Wang Zhibin Xu Feng Zhou Jianmin Su Jiawei Jin Yong Yang Yali Hu Xiliang Zha 2008Acta Biochimica et Biophysica Sinica2008,40,2:1
14Factors controlling the formation and evolution of source rocks in the Shahezi Formation,Xujiaweizi fault depression,Songliao Basin显示文摘The types and quality of source rocks in the Shahezi Formation are the key factors affecting the distributions of various deep gas reservoirs in the Xujiaweizi fault depression in Songliao Basin.To clarify the quality differences and origins of different types of source rocks in the Shahezi Formation,this study reconstructed the sedimentary and water environment,determined the controlling effects of fault activity,sedimentary facies,and paleo-sedimentary environment on the quality of various source rocks,by making full use of seismic,logging,core,organic geochemical and element geochemical analysis.The results show that two types of source rocks developed in the Shahezi Formation,namely,mudstones and coals.The mudstones have a relatively high abundance of organic matter,which consists of type-Ⅱ kerogen and partial type-Ⅲ kerogen,and are concentrated in Sha-I Member.The coals have a high abundance of organic matter,which consist of type-Ⅲ kerogen,and are mainly distributed in Sha-Ⅱ Member.During the deposition of Sha-I Member,intense fault activity formed arrow,deep-water lacustrine basins with high salinity and strong reducibility on the downthrow sides of faults.During the deposition of Sha-II Member,fault activity progressively weakened,and the areas of lacustrine basins enlarged to their maximum values and became wide,shallow-water basins with low salinity and low reducibility.The development of source rocks was controlled by fault activity,sedimentary facies,and paleo-sedimentary environment.Fault activity formed accommodation space on the downthrown sides of faults for mudstone accumulation,thus determining mudstone thickness.The sedimentary environment controlled the organic matter input and determined the distribution of mudstones and coals.The paleo-sedimentary environment,which consisted of paleo-salinity,as well as paleo-water depth and redox conditions,affected the accumulation and preservation of organic matter and is the main controlling factor for the quality difference of various source rocks in the Shahezi Formation.Xiang Zhou Lidong Sun 2023Energy Geoscience2023,4,2:0
15Division and correlation of Yixian Formation in western Liaoning,China显示文摘The Yixian Formation is a series of volcanic-sedimentary rocks in Biepiao area of Liaoning Province. It is mainly composed of basic and intermediate-basic volcanic lava,pyroclasts and terrestrial sedimentary rocks. Based on the regularity of volcanic activity,the Yixian Formation was divided by the present authors into four members in ascending order:the first member is of basal conglomerate,basic and intermediate-basic volcanic rocks; the second member is of lake phrase sedimentary rocks,or in another word,precious fossil-rich sedimentary beds; the third is of basic volcanic rocks; and the fourth is of upper conglomerate. Field mapping and comprehensive study also indicate that there are abundant vertebrate fossils (mainly of Psittacosaurus) in the first member of the Yixian Formation,and the Jehol Biota (including Sinosauropterxy,Confuciusorns sanctus,Archaefructus,etc.) is yielded in the second member of Yixian Formation. From west to east,the volcanic activity of Yixian Formation changed regularly from early to late,and from basic and intermediate-basic to acid (alkali).ZHAO Liang XING Dehe' SUN Chulin SUN Yuewu ZHANG Lidong GUO Shengzhe ZHANG Changjie PENG Yandong JIA Bin CHEN Shuwang DING Qiuhong ZHENG Yuejuan 2010Global Geology2010,13,3:0
16Editorial for a special issue on nanostructured materials for energy conversion and storage显示文摘The consumption of fossil fuels keeps increasing and brings about the energy and environmental issues.It is of paramount importance to explore novel approaches to utilize the clean and renewable energy toward sustainable future.The rapid development of nanostructured materials gives rise to a broad spectrum of emerging techniques for energy conversion and storage.A number of exciting results have been reported recently,unveiling some competent candidates and generating the broad interest of the energy community.As such,this special issue collects eight papers of high quality to summarize the state-of-the-art development and report the cutting-edge research in the field of energy conversion and storage.Lidong Sun 2020Nano Materials Science2020,2,3:0
17SPACE INTERNET显示文摘Internet over satellites has been a hot research topic for some times.In addition to the development of the Internet applications and services over satellite,there are also significant developments in satellite communication systems and networks with Ka band and high throughput satellites(HTS).These developments enhance greatly the role oflidong zhu michele luglio zhili sun gengxin zhang qing guo 2017China Communications2017,14,3:0
18Visible-light deposition of CrO_(x) cocatalyst on TiO_(2):Cr valence regulation for superior photocatalytic CO_(2)reduction to CH_(4)显示文摘Photodeposition is widely adopted for implanting metal/metal oxide cocatalysts on semiconductors.However,it is prerequisite that the photon energy should be sufficient to excite the host semiconductor.Here,we report a lower-energy irradiation powered deposition strategy for implanting CrO_(x) cocatalyst on TiO_(2).Excitingly,CrO_(x)-400 implanted under visible-light irradiation significantly promotes the CH4 evolution rate on TiO_(2)to 8.4μmolg·^(-1)h^(-1) with selectivity of98%from photocatalytic CO_(2)reduction,which is 15 times of that on CrO_(x)-200 implanted under UV-visible-light irradiation.Moreover,CrO_(x)-400 is identified to be composed of higher valence Cr species compared to CrO_(x)-200.This valence states regulation of Cr species is indicated to provide more active sites for CO_(2) adsorption/activation and to modulate the reaction mechanism from single Cr site to Cr-Cr dual sites,thus endowing the superior CH_(4)production.This work demonstrates an alternative strategy for constructing efficient metal oxides cocatalysts on wide bandgap semiconductor.Jingjing Dong Yuan Kong Heng Cao Zhiyu Wang Zhirong Zhang Lidong Zhang Song Sun Chen Gao Xiaodi Zhu Jun Bao 2022Journal of Energy Chemistry2022,31,1:0
19Petroleum exploration breakthrough and geological significance in Cretaceous Yingcheng and Denglouku formations of Shuangcheng area, northern Songliao Basin, NE China显示文摘Based on drilling geological,geochemical,geophysical and production test data,the characteristics of source rocks,reservoir rocks and caprocks,as well as the process of hydrocarbon generation,trap evolution and oil accumulation of the oil-bearing assemblage composed of the Cretaceous Yingcheng Formation(K1yc)and Denglouku Formation(K1d)in the Shuangcheng area,northern Songliao Basin,NE China,were analyzed by using the research methods for petroleum systems.The source rocks mainly exist in K1yc,with the organic matters mainly originated from lower aquatic organisms and algae,and reaching the grade of high-quality source rock in terms of organic abundance.The crude oil,which is characterized by low density,high freezing point and high wax content,is believed to have generated by the K1yc source rocks.The reservoir rocks include K1d sandstones and K1yc glutenites.The mudstone in the fourth member of K1d serves as the direct caprock of the oil reservoir.The oil was generated during the period between Yaojia Formation and Nenjiang Formation,and then accumulated during the periods of Nenjiang Formation and Paleogene–Neogene.The traps evolved in three stages:the late Yingcheng Formation,the late Quantou Formation and the late Nenjiang Formation,forming structural and structural-lithologic reservoirs.It is concluded that good source-reservoir-caprock assemblage,late hydrocarbon charging,short migration distance and stable tectonic setting are favorable factors for the formation of oil reservoirs.LIU Chao FU Xiaofei LI Yangcheng WANG Haixue SUN Lidong LU Jiamin LI Junhui SUN Youhai SHI Lidong HU Huiting YUAN Hongqi YANG Zicheng 2023Petroleum Exploration and Development2023,50,1:0
20Versatile functions of RNA m6A machinery on chromatin显示文摘m6A,a conserved and abundant modification on RNA,regulates RNA processing and function.RNA m6A machinery,including writers,erasers,and readers of m6A,is indispensable for m6A installation and function.Intriguingly,recent studies have revealed that m6A machinery can be recruited to chromatin by pleiotropic factors,including nascent RNA,transcription factors,regulatory RNA,histone modifications,and epigenetic machinery.Consequently,recruitment of m6A machinery can directly regulate chromatin biology,such as transcription,DNA damage repair,and DNA recombination beyond installation of m6A on nascent mRNA.Here,we discuss recent evidence showing that m6A machinery is targeted to chromatin and the direct biological consequences along with the underlying mechanisms.Tanjing Song Suli Lv Neng Li Xuefeng Zhao Xianyun Ma Yingying Yan Weixia Wang Lidong Sun 2022Journal of Molecular Cell Biology2022,14,3:0
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