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| 1 | 保护性耕作对旱地麦-豆双序列轮作农田土壤水分及利用效率的影响显示文摘选择黄土高原陇中丘陵半干旱典型区———定西地区,在前期试验研究的基础上,2002~2004年通过对保护性耕作条件下旱地春小麦—豌豆双序列轮作农田土壤水分及利用效率的试验研究,结果表明:保护性耕作能够显著提高0~200cm土层土壤贮水量及含水量,这种作用在降水较少年份表现更为突出。免耕及免耕覆草较常规耕作土壤贮水量分别提高1 93%~7 25%和0 06%~3 58%。休闲轮作有利于提高土壤对降水的保蓄,具有良好的蓄水保墒作用,但不同的轮作序列表现不同。P/W各处理小麦收获期土壤0~50cm含水量均比W/P各处理小麦收获期土壤0~50cm含水量有所增加,增幅为0 33%~0 62%。0~200cm土壤含水量呈反S型变化,播种期、五叶期及收获期土壤具有较高含水量,而开花期土壤含水量则较低。免耕覆草处理的产量及水分利用效率分别为3709 69kg/hm2和10 45kg/hm2·mm,分别较常规耕作提高30 28%和40 08%。 | 郭清毅 黄高宝 Guangdi Li YIN Chan | 2005 | 水土保持学报2005,19,3: | 105 |
| 2 | 不同保护性耕作措施对旱作农田土壤水分的影响显示文摘研究了黄土高原西部旱农区传统耕作措施和五种保护性耕作措施对土壤水分垂直分布、动态变化、作物耗水量、水分利用效率及作物产量的影响.结果表明,不同保护性耕作措施对表层0~10cm土壤水分含量影响较大,免耕秸秆覆盖(NTS)在作物播种期可以显著增加播种期表层土壤含水量.0~200cm土壤剖面贮水量年变化分春夏作物旺盛生长失墒期(5月中旬~7月中旬)、夏秋雨季增墒期(7月中旬~10月下旬)和冬春稳墒期(11月~翌年5月上旬)3个阶段.尽管不同保护性耕作措施对0~200cm剖面贮水量影响不大,但作物耗水量却存在显著差异.免耕秸秆覆盖在增加作物耗水量的同时也提高了作物产量以及水分利用效率.地膜覆盖在有些年份也有利于降水的高效利用和作物产量的提高,但与秸秆覆盖相比不利于土壤肥力的持续提高.而且,如果种植小麦,出苗前若一次性降水较多时地膜覆盖将造成严重板结,影响出苗,进而降低产量和水分利用效率.因此,在黄土高原西部旱农区实施免耕+秸秆覆盖的保护性耕作措施,既有利于作物对有限降水的高效利用,提高作物产量,也可以促进农业可持续发展. | 李玲玲 黄高宝 张仁陟 晋小军 Guangdi LI Kwong Yin CHAN | 2005 | 生态学报2005,25,9: | 160 |
| 3 | 免耕秸秆覆盖对旱作农田土壤水分的影响显示文摘通过20012004年的田间试验研究了免耕秸秆覆盖旱作农田的土壤水分效应。结果表明,免耕秸秆覆盖对表层土壤水分含量影响较大,在作物播种期可以减少表层水分蒸发,显著增加表层土壤含水量,但随着生育进程的推进,秸秆覆盖的抑蒸效果逐渐减弱。免耕秸秆覆盖对各个时期0200 cm土壤剖面上水分总量的影响不大,但年际间变化较大。采用免耕秸秆覆盖可以提高小麦-豌豆轮作系统作物产量以及水分利用效率、促进农田生态系统的良性循环,持续提高土壤肥力。 | 李玲玲 黄高宝 张仁陟 晋小军 Guangdi LI Kwong Yin CHAN | 2005 | 水土保持学报2005,19,5: | 103 |
| 4 | 免耕秸秆覆盖对旱作麦田土壤温度的影响显示文摘通过2001~2004年的大田试验研究了免耕秸秆覆盖对黄土高原西部旱地麦田土壤温度的影响。结果表明,土壤温度与气温关系密切;雨季土壤贮水多会导致土壤比热增大而来年早春地温回升慢;免耕秸秆覆盖与传统耕作的地温差不受天气状况的影响。与传统耕作相比,免耕秸秆覆盖可以稳定土壤温度,白天升温较慢,下午至夜间降温更慢。免耕秸秆覆盖降低春小麦全生育期的平均温度0.5℃~1.6℃,拔节至成熟期降低得更多,但对休闲期土壤温度影响不大。免耕秸秆覆盖春小麦经济产量可提高8.8%~28.8%,但产量与耕层平均地温无明显相关性。 | 黄高宝 李玲玲 张仁陟 蔡立群 Guangdi Li Kwong Yin CHAN | 2006 | 干旱地区农业研究2006,24,5: | 65 |
| 5 | 保护性耕作对旱作农田耕层土壤肥力及酶活性的影响显示文摘通过田间定位试验,研究了不同耕作方式对黄土高原西部旱农区耕层土壤肥力和酶活性的影响。结果表明,秸秆还田可以显著提高0—5和5—10 cm土层有机质、全氮、全磷、全钾、铵态氮、速效磷、速效钾和3种水解酶活性;10—30 cm土层仅提高了有机质、全钾和速效钾含量,对其余各养分含量和水解酶活性并无明显影响。免耕降低了0—5、5—10和10—30 cm土层硝态氮含量,但对过氧化氢酶活性有明显促进作用。相关分析表明,土壤有机质、养分和碱性磷酸酶、蔗糖酶活性之间呈极显著相关关系。进一步应用主成分分析表明,土壤有机质、养分和水解酶活性共同反映着黄土高原雨养农区土壤肥力水平的高低。 | 罗珠珠 黄高宝 Li Guangdi 张仁陟 蔡立群 | 2009 | 植物营养与肥料学报2009,15,5: | 66 |
| 6 | 长期保护性耕作对黄土高原旱地土壤肥力质量的影响显示文摘长期定位试验研究了黄土高原西部旱农区传统耕作措施和5种保护性耕作措施对豌豆-小麦(P→W)和小麦-豌豆(W→P)轮作序列的耕层土壤肥力质量的影响。结果表明,与传统耕作(T)处理相比,传统耕作秸秆还田(TS)和免耕秸秆覆盖(NTS)处理有机质含量分别提高11.61%~12.21%和12.13%~16.99%,全氮提高7.29%~8.42%和11.58%~12.95%,全磷提高10.35%~14.63%和13.79%~18.29%,全钾提高7.32%~7.51%和8.78%~9.15%,速效磷提高11.10%~12.41%和16.29%~20.99%,速效钾提高25.11%~43.26%和31.62%~44.22%,pH降低0.11~0.17个单位和0.09~0.16个单位。进一步利用加乘法则和加权综合法两种模型评价不同耕作方式下的土壤肥力质量,结果表明,土壤肥力质量指数排序为NTS处理>TS处理>NTP处理>NT处理>T处理>TP处理(P→W轮作序列)和NTS处理>TS处理>NT处理>NTP处理>TP处理>T处理(W→P轮作序列)。在黄土高原雨养农作系统中,实施免耕结合秸秆覆盖,对促进和维持土壤养分平衡,提高土壤肥力质量具有重要意义。 | 罗珠珠 黄高宝 张仁陟 蔡立群 李玲玲 谢军红 Guangdi Li | 2010 | 中国生态农业学报2010,18,3: | 42 |
| 7 | 保护性耕作下陇东春玉米—冬小麦—夏大豆轮作系统土壤水分动态及水分利用效率显示文摘在黄土高原西部连续5年定位观测了4种耕作措施[传统耕作(T);传统耕作+秸秆覆盖(TS);免耕(NT)和免耕+秸秆覆盖(NTS)]下春玉米-冬小麦-夏大豆轮作系统中的水分动态及其水分利用效率,结果表明:土壤含水量受降水的影响较大。年内和年际的变率大,200cm内土壤含水量在350~600mm变动;土壤贮水量5—7月上旬因作物利用迅速下降,在雨季得到补充,到冬季缓慢下降;水保耕作措施对玉米Zea mays、小麦Triticum aestivum和大豆Glycine max生育期200cm土体耗水量影响不大,但秸秆覆盖能有效增加玉米-小麦-大豆轮作系统的水分利用效率;与传统耕作相比。免耕没有造成轮作系统的减产和水分利用效率的降低.免耕、秸秆覆盖可增加农民收入;在土地利用强度极高的玉米-小麦-大豆轮作系统。改大豆为利用营养体的豆科牧草。可提高系统的水分和光能利用率。 | 周少平 谭广洋 沈禹颖 南志标 高崇岳 Li Guangdi 杨晶 | 2008 | 草业科学2008,25,7: | 26 |
| 8 | Characteristics and accumulation mechanism of tight sandstone gas reservoirs in the Upper Paleozoic, northern Ordos Basin, China显示文摘The Ordos Basin is a significant petroliferous basin in the central part of China.The Carboniferous and Permian deposits of transitional and continental facies are the main gas-bearing layers in the north part of the basin.The Carboniferous and Permian natural gas reservoirs in the northern Ordos Basin are mainly tight sandstone reservoirs with low porosity and low permeability,developing lots of 'sweet spots' with comparatively high porosity and permeability.The tight sandstones in the study area are gas-bearing,and the sweet spots are rich in gas.Sweet spots and tight sandstones are connected rather than being separated by an interface seal.Sweet spot sand bodies are vertically and horizontally overlapped,forming a large gas reservoir group.In fact,a reservoir formed by a single sweet spot sand body is an open gas accumulation.In the gentle dipping geological setting and with the source rocks directly beneath the tight reservoirs over a large area,the balance between gas charging into tight reservoirs from source rocks and gas loss from tight reservoirs through caprock is the key of gas accumulation in tight sandstones.Both the non-Darcy flow charging driven by source-reservoir excess pressure difference and the diffusion flow charging driven by source-reservoir gas concentration difference play an important role in gas accumulation.The results of mathematical modeling indicate that the gas accumulation cannot be formed by just one of the above mechanisms.The diffusion of gas from source rocks to reservoirs is a significant mechanism of tight sandstone gas accumulation. | Liu Guangdi Sun Mingliang Zhao Zhongying Wang Xiaobo Wu Shenghe | 2013 | Petroleum Science2013,10,4: | 16 |
| 9 | Benefits of Conservation Agriculture on Soil and Water Conservation and Its Progress in China显示文摘Conservation agriculture has been practised for three decades and has been spread widely. There are many nomenclatures surrounding conservation agriculture and differ to each other lightly. Conservation agriculture (CA) is a system approach to soil and water conservation, high crop productivity and profitability, in one word, it is a system approach to sustainable agriculture. Yet, because conservation agriculture is a knowledge-intensive and a complex system to learn and implement, and also because of traditions of intensive cultivation, adoption rates have been low, since to date, only about seven percent of the world's arable and permanent cropland area is farmed under conservation agriculture. The practice and wider extention of conservation agriculture thus requires a deeper understanding of its ecological underpinnings in order to manage its various elements for sustainable intensification, where the aim is to conserve soil and water and improve sustainability over the long term. This paper described terms related to conservation agriculture, presented the effects of conservation agriculture on soil and water conservation, crop productivity, progress and adoption of CA worldwide, emphasized obstacles and possible ways to increase CA adoption to accelerate sustainable development of China agriculture. | LI Ling-ling HUANG Gao-bao ZHANG Ren-zhi Bill Bellotti Guangdi Li Kwong Yin Chan | 2011 | Agricultural Sciences in China2011,10,6: | 15 |
| 10 | Effects of vegetation height and density on soil temperature variations显示文摘Reduction in vegetation cover caused by human activities has a great impact on soil temperature. It is important to assess how soil temperature responds to reduction of vegetation height and density. In this paper we first report the trends of mean annual soil surface and air temperatures recorded at the meteorological stations near the Ecological Research Station for Grassland Farming (ERSGF) from 1961 to 2007, then we setup an experiment using reed (Phragmites australis) stalks with different heights and densities to simulate effects of different vegetation height and density on soil and air temperatures. The warming rates of the mean annual soil and air temperatures were 0.043 and 0.041C a 1 , respectively. Changes of soil temperature were characterized by both increased mean annual maximum and minimum soil temperatures. At the experimental site, mean daily temperature, mean daily maximum soil and air temperatures increased significantly. In contrast, mean daily minimum soil temperature increased significantly while mean daily minimum air temperature decreased significantly as the height and density of reed stalks reduced during the experimental period. Mean diurnal soil temperature ranges were smaller than mean diurnal air temperature ranges. These results highlight that the importance of vegetation cover on soil and air temperatures. | SONG YanTao ZHOU DaoWei ZHANG HongXiang LI GuangDi JIN YingHua LI Qiang | 2013 | Chinese Science Bulletin2013,58,8: | 12 |
| 11 | Effects of fencing on vegetation and soil restoration in a degraded alkaline grassland in northeast China显示文摘In order to restore a degraded alkaline grassland, the local government implemented a large restoration project using fences in Changling county, Jilin province, China, in 2000. Grazing was excluded from the protected area, whereas the grazed area was continuously grazed at 8.5 dry sheep equivalent(DSE)/hm2. In the current research, soil and plant samples were taken from grazed and fenced areas to examine changes in vegetation and soil properties in 2005, 2006 and 2008. Results showed that vegetation characteristics and soil properties improved significantly in the fenced area compared with the grazed area. In the protected area the vegetation cover, height and above- and belowground biomass increased significantly. Soil pH, electrical conductivity and bulk density decreased significantly, but soil organic carbon and total nitrogen concentration increased greatly in the protected area. By comparing the vegetation and soil characteristics with pre-degraded grassland, we found that vegetation can recover 6 years after fencing, and soil pH can be restored 8 years after fencing. However, the restoration of soil organic carbon, total nitrogen and total phosphorus concentrations needed 16, 30 and 19 years, respectively. It is recommended that the stocking rate should be reduced to 1/3 of the current carrying capacity, or that a grazing regime of 1-year of grazing followed by a 2-year rest is adopted to sustain the current status of vegetation and soil resources. However, if N fertilizer is applied, the rest period could be shortened, depending on the rate of application. | Qiang LI DaoWei ZHOU YingHua JIN MinLing WANG YanTao SONG GuangDi LI | 2014 | Journal of Arid Land2014,6,4: | 9 |
| 12 | MoS_(2)-Decorated/Integrated Carbon Fiber:Phase Engineering Well-Regulated Microwave Absorber显示文摘Phase engineering is an important strategy to modulate the electronic structure of molybdenum disulfide(MoS_(2)).MoS_(2)-based composites are usually used for the electromagnetic wave(EMW)absorber,but the effect of different phases on the EMW absorbing performance,such as 1T and 2H phase,is still not studied.In this work,micro-1T/2H MoS_(2) is achieved via a facile one-step hydrother-mal route,in which the 1T phase is induced by the intercalation of guest molecules and ions.The EMW absorption mechanism of single MoS_(2) is revealed by presenting a comparative study between 1T/2H MoS_(2) and 2H MoS_(2).As a result,1T/2H MoS_(2) with the matrix loading of 15%exhibits excellent microwave absorption property than 2H MoS_(2).Furthermore,taking the advantage of 1T/2H MoS_(2),a flexible EMW absorbers that ultrathin 1T/2H MoS_(2)grown on the carbon fiber also performs outstanding performance only with the matrix loading of 5%.This work offers necessary reference to improve microwave absorption performance by phase engineering and design a new type of flexible electromagnetic wave absorption material to apply for the portable microwave absorption electronic devices. | Jing Yan Ying Huang Xiangyong Zhang Xin Gong Chen Chen Guangdi Nie Xudong Liu Panbo Liu | 2021 | Nano-Micro Letters2021,13,7: | 5 |
| 13 | Approved HIV reverse transcriptase inhibitors in the past decade显示文摘HIV reverse transcriptase(RT)inhibitors are the important components of highly active antiretroviral therapies(HAARTs)for anti-HIV treatment and pre-exposure prophylaxis in clinical practice.Many RT inhibitors and their combination regimens have been approved in the past ten years,but a review on their drug discovery,pharmacology,and clinical efficacy is lacking.Here,we provide a comprehensive review of RT inhibitors(tenofovir alafenamide,rilpivirine,doravirine,dapivirine,azvudine and elsulfavirine)approved in the past decade,regarding their drug discovery,pharmacology,and clinical efficacy in randomized controlled trials.Novel RT inhibitors such as islatravir,MK-8504,MK-8507,MK8583,IQP-0528,and MIV-150 will be also highlighted.Future development may focus on the new generation of novel antiretroviral inhibitors with higher bioavailability,longer elimination half-life,more favorable side-effect profiles,fewer drug–drug interactions,and higher activities against circulating drug-resistant strains. | Guangdi Li Yali Wang Erik De Clercq | 2022 | Acta Pharmaceutica Sinica B2022,12,4: | 5 |
| 14 | Microbial alteration of natural gas in Xinglongtai field of the Bohai Bay Basin, China显示文摘Xinglongtai field has been an important petroleum-producing area of Liaohe Depression for 30 years. Oil exploration and production were the focus of this field, but the gas was ignored. This study examined twenty five gas samples with the purpose of determining the gas genetic types and their geochemical characteristics. Molecular components, stable carbon isotopic compositions and light hydrocarbons were also measured, and they proved that microbial activity has attacked some of the gas components which resulted in unusual carbon isotopic distributions. Propane seems to be selectively attacked during the initial stage of microbial alteration, with abnormally lower con-tent compared to that of butane as well as anomalously heavy carbon isotope. As a consequence, the carbon isotopic distribution among the gas components is partially reverse, as δ13C1<δ13C2<δ13C3>δ13C4. Besides, n-alkanes of C3+ gas components are preferentially attacked during the process of microbial alteration. This is manifested that n-alkanes are more enriched in 13C than corresponding iso-alkanes. As a result, the concentrations of n-alkanes be-come very low, which may be misleading in indentifying the gas genetic types. As to four gas samples, light hydro-carbon compositions display evidence for microbial alteration. The sequence of hexane isomers varies obviously with high content of 2,3-DMC4, which indicates that they have been in the fourth level of extensively bacterial al-teration. So the geochemical characteristics can be affected by microbial alteration, and recognition of microbial alteration in gas accumulations is very important for interpreting the natural gas genetic types. | YANG Weiwei LIU Guangdi GONG Yaojin FENG Yuan | 2012 | Chinese Journal Of Geochemistry2012,31,1: | 4 |
| 15 | Limitation of fault-sealing and its control on hydrocarbon accumulation——An example from the Laoyemiao Oilfi eld of the Nanpu Sag显示文摘Based on previous studies on the internal structures of fault belts, the fault belts in the Laoyemiao Oilfi eld of the Nanpu Sag can be divided into three units, a crushed zone, an upper induced fracture zone and a lower induced fracture zone according to the log response characteristics. The upper induced fracture zone is characterized by the development of pervasive fractures and has a poor sealing or non-sealing capability. It therefore can act as pathways for hydrocarbon migration. The lower induced fracture zone consists of fewer fractures and has limited sealing capability. The crushed zone has a good sealing capability comparable to mudstone and can thus prevent lateral migration of fluid. Through physical modeling and comparing laboratory data with calculated data of oil column heights of traps sealed by faults, it is concluded that the fault-sealing capability for oil and gas is limited. When the oil column height reaches a threshold, oil will spill over from the top of reservoir along the lower induced fracture zone under the action of buoyancy, and the size of reservoir will remain unchanged. Analysis of the formation mechanisms of the fault-sealed reservoirs in the Nanpu Sag indicated that the charging sequence of oil and gas in the reservoir was from lower formation to upper formation, with the fault playing an important role in oil and gas accumulation. The hydrocarbon potential in reverse fault-sealed traps is much better than that in the consequent fault-sealed traps. The reverse fault-sealed traps are favorable and preferred exploration targets. | Jiang Zhenxue Dong Yuexia Li Hongyi Liu Luofu Liu Guangdi Li Xiaoying | 2008 | Petroleum Science2008,5,4: | 4 |
| 16 | DNA-based immunization against hepatitis B surface antigen carrying preS epitopes显示文摘Three plasmid expression vectors containing modified hepatitis B surface antigen (HBsAg) carrying pres epitopes were constructed. Transient expression after in vitro transfection in COS-M6 cells showed that under the transcriptional control of the human cytomegalovirus (CMV) immediate early promoter, fusion genes expressed the modified HBV envelope proteins which were efficiently secreted into culture medium and presented HBsAg, preS1 and preS2 antigenicity. DNA-based immunization with these plasmids carrying pres sequences induced anti-HBs antibody in BALB/c mice. The titers of anti-HBs antibody were higher than those appeared in mice immunized with plasmid carrying S gene only. DNA injection with plasmids containing preS1 sequences elicited also high titers of anti-preS1 antibody. Moreover, the antipreS1 antibodies were found to appear earlier than anti-HBs antibodies. | Jingyi Hui Guangdi Li Yuying Kong Yuan Wang | 1999 | Chinese Science Bulletin1999,44,7: | 3 |
| 17 | Dynamic Systems of Petroleum Accumulation in the Nanpu Depression,Bohai Bay Basin,China显示文摘为石油累积和分发的理解区分石油累积(DSPA ) 的动态系统是重要的。根据形成压力框架,石油的基因类型和水管系统的特征,石油累积的三个动态系统在 Nanpu 消沉在垂直侧面被识别, Bohai 海湾盆。更深的 DSPA (到 Es2 的包括的形成 Es3 ) 是有高过压、高度成熟的自我采购的油的一个封上的系统。大多数在系统的原油近来在时期积累了渐新世(23.5 妈) 和迟了的上新世(2.4 妈) 。中间的 DSPA (到 Ed1 的包括的形成 Es1 ) 是 overpressured 有成熟或降低成熟的自我采购的油的封上一半的系统。在系统的油的累积也发生在迟了的渐新世(23.5 妈) 和迟了的上新世(2.4 妈) 。更浅的 DSPA (到 Q 的包括的形成 Ed2 ) 是有从中间的系统的降低成熟的采购侨民的油的一个静水力学的系统。在这个系统以内的油仅仅在迟了的上新世时期积累了。在更浅的系统的油沿着 sandbodies 由侧面的移植在中间的系统从先前积累的油沿着差错垂直地移居了,而在更深的系统的石油累积主要从由沿着 sandbodies 并且很少的侧面的移植的本身从系统移植了的系统被导出。在这种情况中,看起来更深的系统是除了另外的二个证明有利系统的更潜在的探索前景。 | LIU Guangdi SUN Mingliang ZHANG Zhihuan DONG Yuexia | 2010 | Acta Geologica Sinica(English Edition)2010,84,5: | 3 |
| 18 | Rapid hydrocarbon accumulation mechanism in later period in Kelasu thrust belt in Kuqa depression显示文摘Based on the analyses of generation, migration and accumulation of oil and gas in the structures of Kela 1, Kela 2 and Kela 3 in Kasangtuokai anticlinal belt using a series of geological and geochemical evidence, this paper proposes that the rapid rate of hydrocarbon generation, main drain path for over-pressured fluid flow and converging conduit system are indispensable conditions for the rapid, late-stage gas accumulation in the Kelasu thrust belt in the Kuqa depression. Due to structural over-lapping and the resultant rapid burial, the maturity of the source rocks had been increased rapidly from 1.3 to 2.5% Ro within 2.3 Ma, with an average rate of Ro increase up to 0.539% Ro/Ma. The rapid matura-tion of the source rocks had provided sufficient gases for late-stage gas accumulation. The kelasu structural belt has a variety of faults, but only the fault that related with fault propagation fold and cut through the gypsiferous mudstone cap could act as the main path for overpressured fluid release and then for fast gas accumulation in low fluid potential area. All the evidence from surface structure map, seismic profile explanation, authigenic kaolinite and reservoir property demonstrates that the main drain path related with faults for overpressured fluid and the converging conduit system are the key point for the formation of the giant Kela 2 gas field. By contrast, the Kela 1 and Kela 3 structures lo-cated on both sides of Kela 2 structure, are not favourable for gas accumulation due to lacking con-verging conduit system. | ZOU HuaYao WANG HongJun HAO Fang LIU GuangDi ZHANG BaiQiao | 2007 | Science China Earth Sciences2007,50,8: | 3 |
| 19 | Fluorescent AIE dots encapsulated organically modified silica (ORMOSIL) nanoparticles for two-photon cellular imaging显示文摘2,3-Bis(4-(phenyl(4-(1,2,2-triphenylvinyl)phenyl)amino)phenyl) fumaronitrile (TPE-TPA-FN or TTF), which possesses aggregation-induced emission (AIE) characteristic, is doped in organically modified silica (ORMOSIL) nanoparticles. By increasing the weight ratio of TTF to the precursor of silica nanoparticles (the quantities of the precursors were kept the same), the fluorescence intensity of nanoparticles increased correspondingly, due to the formation of larger AIE dots in the cores of ORMOSIL nanoparticles. The fluorescent and biocompatible nanoprobes were then utilized for in vitro imaging of HeLa cells. Two-photon fluorescence microscopy clearly illustrated that the nanoparticles have the capacity of nucleus permeability, as well as cytoplasm staining towards tumor cells. Our experimental results may offer a promising method for fast and bright fluorescence imaging, as well as bio-molecule/drug delivery to cell nucleus. | ZHU ZhenFeng ZHAO XinYuan QIN Wei CHEN GuangDi QIAN Jun XU ZhengPing | 2013 | Science China Chemistry2013,56,9: | 3 |
| 20 | An rescaled range analysis on the characteristics of coal seam development in the Eastern depression of the Liaohe Basin显示文摘煤缝接开发的特征,和一个有利形成煤的区域的前景,为位于中国的 Liaohe 盆被评估。将近同等地, spaced 在 Liaohe 盆的东方消沉厌烦的从 60 的第 3 期和第 9 期煤缝接厚度系列被重新可伸缩的范围分析检验。结果显示第 3 期和第 9 期煤缝接厚度系列的林中小丘代表分别地是 0.69 和 0.68。这建议坚持的存在。当讨厌的人间距增加数字的林中小丘代表, 3 系列逐渐地减少(从 0.69 ~ 0.52 的 H 变化) 并且从坚持的移动到随意。9 厚度数据逐渐地增加的数字(从 0.68 ~ 0.91 的 H 变化) 并且总是的林中小丘代表显示出坚持的特征。地质的特征和系列数据的联合允许第 9 期煤缝接比数字在东方消沉的东北部分形成是更合适的结论 3 煤缝接。 | Zhao Zhongying Wang Yulin Liu Guangdi Sun Xiang | 2011 | Mining Science and Technology2011,21,2: | 2 |