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19篇 您的检索式:作者名="HOU Mian"
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1Hydraulic fracture initiation theory for a horizontal well in a coal seam显示文摘A series of experiments were performed to determine rock mechanical parameters related to hydraulic fracturing of coal.The effect of confining pressure and pore pressure on the strength of coal was studied.Experimental results show that the coal seam in the study areas has a relatively low elastic modulus,high Poisson's ratio,high fragility and is easily broken and compressed.The coal seam is considered as a transversely isotropic medium,since the physical properties in the direction of bedding plane and orthogonal to the bedding plane vary markedly.Based on the generalized plane strain model,stress distribution for an arbitrarily orientated wellbore in the coal seam was determined.In a horizontal well,hydraulic fracturing was found to initiate in the coal seam mass due to tensile failure,or from cleats due to shear or tensile failure.For those coal seams with abundant natural cleats,hydraulic fracture initiation can be induced by any of these mechanisms.In this study,hydraulic fracture initiation criteria for a horizontal well in a coal seam were established.Hou Bing Chen Mian Wang Zheng Yuan Jianbo Liu Ming 2013Petroleum Science2013,10,2:18
2Understanding hydraulic fracture propagation behavior in tight sandstone–coal interbedded formations: an experimentalinvestigation显示文摘Whether hydraulic fractures could connect multiple gas zones in the vertical plane is the key to fracturing treatment to jointly exploit coalbed methane and tight sandstone gas through integrative hydraulic fracturing in tight sandstone–coal interbedded formations. Laboratory true triaxial hydraulic fracturing experiments were conducted on layered specimens with di erent combination types of natural sandstone and coal to simulate the propagation behavior of hydraulic fractures. The effects of the fracture initiation position, fracturing fluid viscosity and injection rate were discussed. The results showed that di erent fracture morphologies could be found. When initiating from coal seams, three patterns of fracture initiation and propagation were obtained:(1) The main hydraulic fracture initiated and propagated along the natural fractures and then diverged due to the effects of in situ stress and formed secondary fractures.(2) The hydraulic fracture initiated and propagated in the direction of the maximum horizontal stress.(3) Multiple fractures initiated and propagated at the same time. With the same fracturing fluid viscosity and injection rate, the hydraulic fractures initiating in sandstones had greater chances than those in coal seams to penetrate interfaces and enter neighboring layers. Excessively small or large fracturing fluid viscosity and injection rate would do harm to the vertical extension height of the induced fracture and improvement of the stimulated reservoir volume. Compared with operation parameters(fracturing fluid viscosity and injection rate), the natural weak planes in coals were considered to be the key factor that a ected the fracture propagation path. The experimental results would make some contributions to the development of tight sandstone–coal interbedded reservoirs.Peng Tan Yan Jin Liang Yuan Zhen-Yu Xiong Bing Hou Mian Chen Li-Ming Wan 2019Petroleum Science2019,16,1:14
3Space experimental studies of microgravity fluid science in China显示文摘Microgravity fluid physics is an important part of microgravity sciences, which consists of simple fluids of many new systems, gas-liquid two-phase flow and heat transfer, and complex fluid mechanics. In addition to the importance of itself in sciences and applications, microgravity fluid physics closely relates to microgravity combustion, space biotechnology and space materials science, and promotes the developments of interdisciplinary fields. Many space microgravity experiments have been performed on board the recoverable satellites and space ships of China and pushed the rapid development of microgravity sciences in China. In the present paper, space experimental studies and the main results of the microgravity fluid science in China in the last 10 years or so are introduced briefly.HU WenRui LONG Mian KANG Qi XIE JingChang HOU MeiYing ZHAO JianFu DUAN Li WANG ShuangFeng 2009Chinese Science Bulletin2009,54,22:10
4Phylogenetic Relationships of the Genus Paramesotriton(Caudata: Salamandridae) with the Description of a New Species from Qixiling Nature Reserve, Jiangxi, Southeastern China and a Key to the species显示文摘The matrilineal genealogy of the genus Paramesotriton is hypothesized based on DNA sequences from mitochondrial NADH subunit two(ND2) and its flanking tRNAs(tRNATrp and a partial tRNAAla). The genealogy identifies a highly divergent, unnamed lineage from Qixiling Nature Reserve, Jiangxi, China and places it as the sister taxon of P. chinensis. The newly discovered population differs from other congeners by several features of external morphology including having large clusters of dark brown conical warts on the dorsum of the head, lateral surface of the body and dorsolateral ridges. Its intermittent dorsal vertebral ridge is the same color as other parts of the dorsum and tail narrows gradually from the base to the tip. Further, the new population differs from all congeners by an uncorrected P-distance of more than 9.38% in ND2. Consequently, we describe the new species of Asian warty newt(Salamandridae) as Paramesotriton qixilingensis sp. nov.Zhiyong YUAN Haipeng ZHAO Ke JIANG Mian HOU Lizhong HE Robert W.MURPHY Jing CHE 2014Asian Herpetological Research2014,5,2:7
5Association between Coronary Atherosclerotic Plaque Composition and Cardiovascular Disease Risk显示文摘Objective The objective of this study is to determine whether coronary atherosclerotic plaque composition is associated with cardiovascular disease(CVD) risk in Chinese adults. Methods We performed a cross-sectional analysis in 549 subjects without previous diagnosis or clinical symptoms of CVD in a community cohort of middle-aged Chinese adults. The participants underwent coronary computed tomography(CT) angiography for the evaluation of the presence and composition of coronary plaques. CVD risk was evaluated by the Framingham risk score(FRS) and the 10-year atherosclerotic cardiovascular disease(ASCVD) risk score. Results Among the 549 participants, 267(48.6%) had no coronary plaques, 201(36.6%) had noncalcified coronary plaques, and 81(14.8%) had calcified or mixed coronary plaques. The measures of CVD risk including FRS and ASCVD risk score and the likelihood of having elevated FRS significantly increased across the groups of participants without coronary plaques, with noncalcified coronary plaques, and with calcified or mixed coronary plaques. However, only calcified or mixed coronary plaques were significantly associated with an elevated ASCVD risk score [odds ratio(OR) 2.41; 95% confidence interval(CI) 1.09-5.32] compared with no coronary plaques, whereas no significant association was found for noncalcified coronary plaques and elevated ASCVD risk score(OR 1.25; 95% CI 0.71-2.21) after multivariable adjustment. Conclusion Calcified or mixed coronary plaques might be more associated with an elevated likelihood of having CVD than noncalcified coronary plaques.LI Lin WANG Long LIU Shan Shan ZHAO Zhi Yun LI Mian WANG Tian Ge XU Min LU Jie Li CHEN Yu Hong WANG Shuang Yuan DAI Meng HOU Ya Nan WU Xue Yan MA Li Na WANG Wei Qing XU Yu BI Yu Fang 2019Biomedical and Environmental Sciences2019,32,2:3
6Electrochemical Lithium Storage Performance of Molten Salt Derived V_(2)SnC MAX Phase显示文摘MAX phases are gaining attention as precursors of two-dimensional MXenes that are intensively pursued in applications for electrochemical energy storage.Here,we report the preparation of V_(2)SnC MAX phase by the molten salt method.V_(2)SnC is investigated as a lithium storage anode,showing a high gravimetric capacity of 490 mAh g−1 and volumetric capacity of 570 mAh cm^(−3) as well as superior rate performance of 95 mAh g^(−1)(110 mAh cm^(−3))at 50 C,surpassing the ever-reported performance of MAX phase anodes.Sup-ported by operando X-ray diffraction and density functional theory,a charge storage mechanism with dual redox reaction is proposed with a Sn-Li(de)alloying reaction that occurs at the edge sites of V_(2)SnC particles where Sn atoms are exposed to the electrolyte followed by a redox reaction that occurs at V_(2)C layers with Li.This study offers promise of using MAX phases with M-site and A-site elements that are redox active as high-rate lithium storage materials.Youbing Li Guoliang Ma Hui Shao Peng Xiao Jun Lu Jin Xu Jinrong Hou Ke Chen Xiao Zhang Mian Li Per OÅPersson Lars Hultman Per Eklund Shiyu Du Zhifang Chai Zhengren Huang Na Jin Jiwei Ma Ying Liu Zifeng Lin Qing Huang 2021Nano-Micro Letters2021,13,10:2
7A New Species of Japalura (Squamata: Sauria:Agamidae) from Upper Lancang (Mekong) Valley of Eastern Tibet, China显示文摘A new species of the agamid genus Japalura is described based on 15 specimens from the upper Lancang(Mekong) Valley of eastern Tibet, PR China. Populations of the new species, Japalura vela sp. nov., were previously recognized as J. flaviceps. The new species is morphologically most similar to J. batangensis, J. micangshanensis, J. variegata, and J. zhaoermii, but is distinguished from the four species and all remaining congeners by the following combination of morphological characters: 1) small adult size(SVL 56–69 mm in males, 59–66 mm in females); 2) ratio of tail TAL/SVL 1.85–2.06; 3) ratio of hind limb HLL/SVL 0.72–0.81; 4) T4 S 24 or 25; 5) concealed tympanum; 6) transverse gular fold present; 7) gular pouch present; 8) axillary fold present; 9) a pronounced, continuous, sail-like vertebral crest along length of body in males; 10) ground dorsal coloration black in males; 11) distinct gray transverse streaks on dorsal surface of head; 12) black radiated streaks around eyes; 13) distinct, black vermiculate stripes on ventral surface of head in both sexes; 14) a strongly jagged dorsolateral stripe from neck to base of tail on each side of vertebral crest in males; and 15) absence of gular spots in both sexes. General distribution patterns of the genus in the Hengduan Mountains region are also discussed.Kai WANG Ke JIANG Gang PAN Mian HOU Cameron D.SILER Jing CHE 2015Asian Herpetological Research2015,6,3:2
8Multi-platform omics analysis reveals molecular signature for COVID-19 pathogenesis,prognosis and drug target discovery显示文摘Disease progression prediction and therapeutic drug target discovery for Coronavirus disease 2019(COVID-19)are particularly important,as there is still no effective strategy for severe COVID-19 patient treatment.Herein,we performed multi-platform omics analysis of serial plasma and urine samples collected from patients during the course of COVID-19.Integrative analyses of these omics data revealed several potential therapeutic targets,such as ANXA1 and CLEC3B.Molecular changes in plasma indicated dysregulation of macrophage and suppression of T cell functions in severe patients compared to those in non-severe patients.Further,we chose 25 important molecular signatures as potential biomarkers for the prediction of disease severity.The prediction power was validated using corresponding urine samples and plasma samples from new COVID-19 patient cohort,with AUC reached to 0.904 and 0.988,respectively.In conclusion,our omics data proposed not only potential therapeutic targets,but also biomarkers for understanding the pathogenesis of severe COVID-19.Yuming Li Guixue Hou Haibo Zhou Yanqun Wang Hein Min Tun Airu Zhu Jingxian Zhao Fei Xiao Shanwen Lin Dongdong Liu Dunrong Zhou Lang Mai Lu Zhang Zhaoyong Zhang Lijun Kuang Jiao Guan Qiushi Chen Liyan Wen Yanjun Zhang Jianfen Zhuo Fang Li Zhen Zhuang Zhao Chen Ling Luo Donglan Liu Chunke Chen Mian Gan Nanshan Zhong Jincun Zhao Yan Ren Yonghao Xu 2021Signal Transduction and Targeted Therapy2021,6,5:1
9Performance analysis of M/G/I queue with working vacations and vacation interruption显示文摘ZHANG Mian HOU Zhengting 2010Journal of Computational and Applied Mathematics2010,234,:1
10How little is known about “the little brown frogs”:description of three new species of the genus Leptobrachella(Anura:Megophryidae)from Yunnan Province, China显示文摘Asian leaf-litter toads of the genus Leptobrachella represent a great anuran diversification in Asia.Previous studies have suggested that the diversity of this genus is still underestimated. During herpetological surveys from 2013 to 2018, a series of Leptobrachella specimens were collected from the international border areas in the southern and western parts of Yunnan Province, China.Subsequent analyses based on morphological and molecular data revealed three distinct and previously unknown lineages, which we formally describe as three new species herein. Among them, we describe a new species that occurs at the highest known elevation for Leptobrachella in China. Four species of Leptobrachella, including two new species, are found in the same reserve. Furthermore, our results suggest that the population from Longchuan County,Yunnan, may represent an additional new species of Leptobrachella, although we tentatively assigned it to Leptobrachella cf. yingjiangensis due to the small sample size examined. Lastly, we provide the first description of females of L. yingjiangensis. Our results further highlight that both micro-endemism and sympatric distributions of species are common patterns in Leptobrachella, that contribute to taxonomic and conservation challenges in these frogs. We provide an identification key for Leptobrachella known to occur in Yunnan. Given the lack of knowledge on species diversity of Leptobrachella along international border areas, we recommend that future studies include transboundary collaborative surveys.Jin-Min Chen Kai Xu Nikolay A.Poyarkov Kai Wang Zhi-Yong Yuan Mian Hou Chatmongkon Suwannapoom Jian Wang Jing Che 2020Zoological Research2020,41,3:1
11A New Species of Hynobiid Salamander(Urodela:Hynobiidae:Pseud-ohynobius)from Southwestern China显示文摘WEI Gang XIONG Jian-li HOU Mian 2009Zootaxa2009,,2149:1
12A new snake species of the genus Gonyosoma Wagler,1828(Serpentes:Colubridae)from Hainan Island,China显示文摘A new species of the genus Gonyosoma Wagler,1828 is described herein based on six specimens from the Diaoluoshan Mountains,Hainan Island,Hainan Province,China.The new species,Gonyosoma hainanense sp.nov.,is most similar to its continental sister species,Gonyosoma boulengeri(Mocquard,1897).Both taxa have a scaled protrusion on the anterior portion of the rostrum,distinct from other congeners.However,Gonyosoma hainanense sp.nov.can be distinguished from G.boulengeri by two significant morphological characters:(1)black orbital stripe absent in adults(vs.present in G.boulengeri);and(2)two loreals(vs.one loreal in G.boulengeri).The new species is also genetically divergent and forms a unique clade from its sister species and all other congeners based on sequences of the mitochondrial gene cytochrome b(cyt b).Li-Fang Peng Yong Zhang Song Huang Frank T.Burbrink Jin-Min Chen Mian Hou Yi-Wu Zhu Hang Yang Ji-Chao Wang 2021Zoological Research2021,42,4:1
13Neotype designation and redescription of Tropidophorus guangxiensis Wen, 1992(Squamata:Sauria: Scincidae), with description of a new subspecies from central South China显示文摘The genus Tropidophorus consists of small semi-aquatic lizards that dwell in lowland forest steams(Barbour,1921;Bauer&Jackman,2008).Here,we designate the neotype and re-describe T.guangxiensis Wen,1992 based on newly collected topotypic specimens.We also describe a new subspecies from Xuefeng Mountain,Hongjiang County。Ke-Ji Guo Fu Shu Nan-Fei Wu Shun-De Chen Mian Hou Sheng-Chao Shi Xue-Jian Deng 2021Zoological Research2021,42,5:1
14Description of a New Species of Amolops (Anura:Ranidae) from Tibet,China显示文摘A new species,Amolops pallasitatus sp.nov.is described based on specimens collected from Chentang Town,Dinggyê County,southern Tibet,China.The new species can be distinguished from other known congeners by mitochondrial divergence and morphological characteristics including:(1)medium body size,SVL 70.6–72.3 mm in adult females;(2)skin smooth over the entire body;(3)absence of dorsolateral fold;(4)tympanum small,edge indistinct,less than half of eye diameter;(5)vomerine teeth in two short oblique;(6)circummarginal and transverse grooves absent on disk of the first finger;(7)presence of inner metacarpal tubercle;(8)toes fully webbed,webbing formula Ⅰ0-0^-Ⅱ0-1/2Ⅲ0-1^+Ⅳ1^+-0Ⅴ;(9)absence of outer metatarsal tubercle and tarsal glands;(10)tibiotarsal articulation of the hind limb reaches posterior corners of the eye;(11)dorsum yellow-green,with irregular dark brown blotches without margins;(12)blotches concentrated on the dorsum,less on the flanks.In morphology,Amolops pallasitatus sp.nov.is similar to A.himalayanus and A.formosus,the difference between them is length of hind limbs,web of toe and dorsal colour pattern.The systematic placement of the new species within the genus is unresolved and it is not assigned to any recognized species group,for the lack of convictive evidences.Shuo QI Zhengyan ZHOU Zhitong LYU Yuyan LU Han WAN Mian HOU Keji GUO Pipeng LI 2019Asian Herpetological Research2019,10,4:1
15Type 2diabetes is causally associated with depression: a Mendelian randomization analysis显示文摘Type 2diabetes (T2D)has been associated with a high prevalence of depression.We aimed to determine the causal relation by performing a Mendelian randomization (MR)study using 34T2D risk genetic variants validated in East Asians as the instrumental variable (IV).An MR analysis was performed involving 11506 participants from a large longitudinal study.The T2D genetic risk score (GRS)was built using the 34typical T2D common variants.We used T2D_GRS as the IV estimator and performed inverse-variance weighted (IVW)and Egger MR analysis.The T2D_GRS was found to be associated with depression with an OR of 1.21(95%CI:1.07- 1.37)after adjustments for age,sex,body mass index,current smoking and drinking,physical activity,education, and marital status.Using T2D GRS as the IV,we similarly found a causal relationship between genetically determined T2D and depression (OR:1.84,95%CI:1.25-2.70).Though we found no association between the combined effect of the genetic IVs for T2D and depression with Egger MR (OR:0.95,95%CI:0.42-2.14),we found an association for T2D and depression with IVW (OR:1.75,95%CI:1.31-2.46)after excluding pleiotropic SNPs. Overall,the MR analyses provide evidence inferring a potential causal relationship between T2D and depression.Liping Xuan Zhiyun Zhao Xll Jia Yanan Hou Tiange Wang Mian Li Jieli Lu Yu Xu Yuhong Chen Lu Qi Weiqing Wang Yufang Bi Min Xu 2018Frontiers of Medicine2018,12,6:0
16On the Occurrence of Oligodon joynsoni (Smith,1917)(Squamata:Colubridae) in China显示文摘On the basis of a different dorsal pattern,and a low number of maxillary teeth,the specimens of Oligodon joynsoni(Smith,1917) from the Nonggang National Nature Reserve,Guangxi,China formerly identified as O. joynsoni by several authors should be referred to the recently described species O. nagao David,Nguyen,Nguyen,Jiang,Chen,Teynié,and Ziegler,2012. Here,we provide the first genuine record of O. joynsoni(Smith,1917) in China based on a male specimen collected from Xishuangbanna,Yunnan,China.Ke JIANG Tianbo CHEN Patrick DAVID Gernot VOGEL Mian HOU Zhiyong YUAN Yuanjun MENG Jing CHE 2012Asian Herpetological Research2012,3,4:0
17Three New Species of Diploderma Hallowell, 1861 (Reptilia: Squamata: Agamidae) from the Shaluli Mountains in Western Sichuan, China显示文摘In recent years,taxonomic research of the genus Diploderma has made great progress,but there are still areas lacking relevant investigations.During 2020-2021,we carried out survey of reptile diversity in and around the Shaluli Mountains and collected some specimens of Diploderma.Of which,based on systematics inferred from mitochondrial ND2 gene sequence and morphological data,three new species were recognized:Diploderma daochengense sp.nov.from the Shuiluo River and Muli River valleys in southeastern Daocheng County,D.xinlongense sp.nov.from the upper-middle valleys of the Yalong River in Xinlong County,and D.kangdingense sp.nov.from the Yalong River middle valley and Liqiu River valley.Specifically,these three new species formed three monophyletic lineages with strongly supported and nested into the subclade I of the Bayesian and Maximum Likelihood trees.The uncorrected mean genetic distance between these new species and their closely related species was 4.3%(D.xinlongense sp.nov.vs.D.panchi),3.4%(D.daochengense sp.nov.vs.D.yulongense)and 5.5%(D.kangdingense sp.nov.vs.D.bowoense),higher than many pairs of species of Diploderma.With respect to the morphology,D.daochengense sp.nov.can be easily diagnosed from D.yulongense byhaving smoothupper edge of the dorsolateral stripes,cyan or dark olive green to yellow gular spots inbothsexes and light yelloworwhite ventrolateral body in males;D.xinlongense sp.nov.can be easily diagnosed from D.panchi by having cyan gular spot in both sexes;D.kangdingense sp.nov.can be easily diagnosed from D.bowoense by having more T4S 20-25(average 23),more F4S 16-20(average 17)and yellow to light yellow ventrolateral body,yellow gular spot present in males.To date,the number of species of the genus Diploderma has increased to 40,of which 37 species have been known in China.Bo CAI Meihua ZHANG Jing LI Simeng DU Feng XIE Mian HOU Huaming ZHOU Jianping JIANG 2022Asian Herpetological Research2022,13,4:0
18First record of Theloderma pyaukkya Dever, 2017(Anura: Rhacophoridae) in China, with range extension of Theloderma moloch(Annandale, 1912) to Yunnan显示文摘DEAR EDITOR,Theloderma pyaukkya is recorded for the first time in China based on a specimen collected from western Yunnan.Morphologically,the specimen shows good agreement with the original description of T.pyaukkya,and phylogenetically is clustered with the type specimens and holotype of T.Li-Na Du Shuo Liu Mian Hou Guo-Hua Yu 2020Zoological Research2020,41,5:0
19A NEW FACILE METHOD FOR THE SYNTHESIS OF AZACROWN ETHERS BY USING BENZYLSULFONAMIDE AS A SOURCE OF NITROGEN显示文摘Benzylsulfonamide was used as a source of nitrogen in the syn-thesis of azacrown ethers,and the cyclic intermediates were easily deben-zylsulfonylated by treating with CaF2/H2SO4 to afford the azacrown ethers.Shu HUANG Bao Zhi TIAN Department of Chemistry,Sichuan University,Chengdu 610064 Shou Jun HOU Shu Mian LI Department of Chemical Engineering Chemistry,Zhengzhou Light Industry Institute,Zhengzhou 450002 1992Chinese Chemical Letters1992,3,12:0
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