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| 1 | The first offshore natural gas hydrate production test in South China Sea显示文摘Natural gas hydrates (NGH)is one of key future clean energy resources.Its industrialized development will help remit the huge demand of global natural gas,relieve the increasing pressure of the environment, and play a vital role in the green sustainable growth of human societies.Based on nearly two decades' studying on the reservoir characteristics in the South China Sea (SCS)and the knowledge of reservoir system,the China Geological Survey (CGS)conducted the first production test on an optimal target selected in Shenhu area SCS in 2017.Guided by the 'three-phase control'exploitation theory which focused on formation stabilization,technologies such as formation fluid extraction,well drilling and completing, reservoir stimulating,sand controlling,environmental monitoring,monitoring and preventing of secondary formation of hydrates were applied.The test lasted for 60 days from May 10^th when starting to pump, drop pressure and ignite to well killing on July 9^th,with gas production of 3.09×10^5 m^3 in total,which is a world record with the longest continuous duration of gas production and maximal gas yield.This successful test brings a significant breakthrough on safety control of NGH production. | Jin-fa Li Jian-liang Ye Xu-wen Qin Hai-jun Qiu Neng-you Wu Hai-long Lu Wen-wei Xie Jing-an Lu Fei Peng Zhen-qiang Xu Cheng Lu Zeng-gui Kuang Jian-gong Wei Qian-yong Liang Hong-feng Lu Bei-bei Kou | 2018 | China Geology2018,1,1: | 117 |
| 2 | Inhibition of SARS-CoV-2 (previously 2019-nCoV) infection by a highly potent pan-coronavirus fusion inhibitor targeting its spike protein that harbors a high capacity to mediate membrane fusion显示文摘The recent outbreak of coronavirus disease(COVID-19)caused by SARS-CoV-2 infection in Wuhan,China has posed a serious threat to global public health.To develop specific anti-coronavirus therapeutics and prophylactics,the molecular mechanism that underlies viral infection must first be defined.Therefore,we herein established a SARS-CoV-2 spike(S)protein-mediated cell-cell fusion assay and found that SARS-CoV-2 showed a superior plasma membrane fusion capacity compared to that of SARS-CoV.We solved the X-ray crystal structure of six-helical bundle(6-HB)core of the HR1 and HR2 domains in the SARS-CoV-2 S protein S2 subunit revealing that several mutated amino acid residues in the HR1 domain may be associated with enhanced interactions with the HR2 domain.We previously developed a pan-coronavirus fusion inhibitor,EK1,which targeted the HR!domain and could inhibit infection by divergent human coronaviruses tested,including SARS-CoV and MERS-CoV.Here we generated a series of lipopeptides derived from EK1 and found that EK1C4 was the most potent fusion inhibitor against SARS-CoV-2 S protein-mediated membrane fusion and pseudovirus infection with IC50s of 1.3 and 15.8 nM,about 241-and 149-fold more potent than the original EK1 peptide,respectively.EK1C4 was also highly effective against membrane fusion and infection of other human coronavirus pseudoviruses tested,including SARS-CoV and MERS-CoV,as well as SARSr-CoVs,and potently inhibited the replication of 5 live human coronaviruses examined,including SARS-CoV-2.Intranasal application of EK1C4 before or after challenge with HCoV-OC43 protected mice from infection,suggesting that EK1C4 could be used for prevention and treatment of infection by the currently circulating SARS-CoV-2 and other emerging SARSr-CoVs. | Shuai Xia Meiqin Liu Chao Wang Wei Xu Qiaoshuai Lan Siliang Feng Feifei Qi Linlin Bao Lanying Du Shuwen Liu Chuan Qin Fei Sun Zhengli Shi Yun Zhu Shibo Jiang Lu Lu | 2020 | Cell Research2020,30,4: | 81 |
| 3 | Current pattern of Chinese dialysis units: a cohort study in a representative sample of units显示文摘 | ZHOU Qiu-gen JIANG Jian-ping WU Sheng-jie TIAN Jian-wei CHEN Jiang-hua YU Xue-qing CHEN Ping-yan MEI Chang-lin XIONG Fei SHI Wei ZHOU Wei LIU Xu-sheng SUN Shi-ren XIE Di LIU Jun XU Xin HOU Fan-fan | 2012 | Chinese Medical Journal2012,,19: | 69 |
| 4 | Enhanced secondary pollution offset reduction of primary emissions during COVID-19 lockdown in China显示文摘To control the spread of the 2019 novel coronavirus(COVID-19),China imposed nationwide restrictions on the movement of its population(lockdown)after the Chinese New Year of 2020,leading to large reductions in economic activities and associated emissions.Despite such large decreases in primary pollution,there were nonetheless several periods of heavy haze pollution in eastern China,raising questions about the well-established relationship between human activities and air quality.Here,using comprehensive measurements and modeling,we show that the haze during the COVID lockdown was driven by enhancements of secondary pollution.In particular,large decreases in NOx emissions from transportation increased ozone and nighttime NO_(3)radical formation,and these increases in atmospheric oxidizing capacity in turn facilitated the formation of secondary particulate matter.Our results,afforded by the tragic natural experiment of the COVID-19 pandemic,indicate that haze mitigation depends upon a coordinated and balanced strategy for controlling multiple pollutants. | Xin Huang Aijun Ding Jian Gao Bo Zheng Derong Zhou Ximeng Qi Rong Tang Jiaping Wang Chuanhua Ren Wei Nie Xuguang Chi Zheng Xu Liangduo Chen Yuanyuan Li Fei Che Nini Pang Haikun Wang Dan Tong Wei Qin Wei Cheng Weijing Liu Qingyan Fu Baoxian Liu Fahe Chai Steven JDavis Qiang Zhang Kebin He | 2021 | National Science Review2021,8,2: | 47 |
| 5 | Research on trusted computing and its development显示文摘Trusted computing is a novel technology of information system security. It has become a new tide in worldwide information security area and achieved inspiring accomplishment. In China, the initiative research of trusted computing is not late, and the achievements are plentiful and substantial. Our country is in the front rank of the world in trusted computing. This paper comprehensively illustrates the recent development in theory and technology of trusted computing, introduces some improvements in trusted computing in our country, and proposes our opinions and viewpoints towards the existing problems in trusted computing and its future development. | SHEN ChangXiang ZHANG HuanGuo WANG HuaiMin WANG Ji ZHAO Bo YAN Fei YU FaJiang ZHANG LiQiang XU MingDi | 2010 | Science China(Information Sciences)2010,53,3: | 37 |
| 6 | The Dose-response of Intrathecal Ropivacaine Co-administered with Sufentanil for Cesarean Delivery under Combined Spinal-epidural Anesthesia in Patients with Scarred Uterus显示文摘 | Fei Xiao Wen-Ping Xu Yin-Fa Zhang Lin Liu Xia Liu Li-Zhong Wang | 2015 | Chinese Medical Journal2015,,19: | 35 |
| 7 | Methylophiopogonanone A suppresses ischemia/ reperfusion-induced myocardial apoptosis in mice via activating PI3K/Akt/eNOS signaling pathway显示文摘瞄准:Ophiopogon japonicus 的弄干的 tuber 根为心肌的局部缺血和血栓的处理在繁体中文药被使用了。在这研究,我们调查了 methylophiopogonanone A (恐鸟) 的效果,在 Ophiopogon japonicus 的主要 homoisoflavonoid,在心肌的 ischemia/reperfusion (I/R ) 上 injury.Methods:老鼠是有恐鸟的 pretreated (10 mg· kg -1·d-1, po ) 为 2 个星期然后使遭到了到左前面的下降冠的动脉的短暂吸藏。心脏的功能被评估,并且梗塞尺寸和 apoptosis 索引被估计。位于恐鸟的 cardio 保护下面的机制在受到 hypoxia/reoxygenation (H/R ) 的 H9C2 老鼠 cardiomyocytes 被分析。房间生存能力和 apoptosis 被评估;apoptotic 和相关发信号蛋白质被分析。在文化媒介的层次都不是 assessed.Results:在 I/R 鼠标,有恐鸟的预告的处理显著地减少了梗塞尺寸(在 60.7%) 并且心肌的 apoptosis (在 56.8%) ,并且改进心脏的功能。在受到 H/R 的 H9C2 房间,有恐鸟的预告的处理(10 μ mol/L ) 显著地减少的 apoptosis 和劈开的 caspase-3 表示,提高了 Bcl-2/Bax 比率并且没恢复生产。而且,有恐鸟的预告的处理显著地在受到 H/R 的 H9C2 房间增加了 PI3K/Akt/eNOS 小径的激活,并且恐鸟的保护的效果面对 PI3K 禁止者 wortmannin (100 nmol/L ) 被废除 .Conclusion:恐鸟稀释 I/R-induced 在经由激活发信号的 PI3K/Akt/eNOS 的老鼠的心肌的 apoptosis 小径。 | Fei HE Bang-long XU Cai CHEN Hong-jing JIA Ji-xiong WU Xiao-chen WANG Jian-long SHENG Li HUANG Jing CHENG | 2016 | Acta Pharmacologica Sinica2016,37,6: | 32 |
| 8 | Karyotype Stability and Unbiased Fractionation in the Paleo-Allotetraploid Cucurbita Genomes显示文摘 | Honghe Sun Shan WU Guoyu Zhang Chen Jiao Shaogui Guo Yi Ren Jie Zhang Haiying Zhang Guoyi Gong Zhangcai Jia Fan Zhang Jiaxing Tian William J. Lucas Jeff J. Doyle Haizhen Li Zhangjun Fei Yong Xu | 2017 | Molecular Plant2017,10,10: | 33 |
| 9 | Effects of large dose of dexamethasone on inflammatory mediators and pancreatic cell apoptosis of rats with severe acute pancreatitis显示文摘AIM: To investigate the influence of high dose of dexamethasone on inflammatory mediators and apoptosis of rats with severe acute pancreatitis (SAP). METHODS: SAP rats were randomly assigned to the model group and treatment group while the normal rats were assigned to the sham operation group. The mortality,ascite volumes,ascites/body weight ratio and pancreas pathological changes of all rats were observed at 3,6 and 12 h after operation. Their contents of amylase and endotoxin in plasma and contents of tumor necrosis factor (TNF-α),phospholipase A2 (PLA2) and IL-6 in serum were also determined. The microarray sections of their pancreatic tissues were prepared,terminal transferase dUTP nick end labeling (TUNEL) staining was performed and apoptotic indexes were calculated. RESULTS: There was no marked difference between treatment group and model group in survival. The contents of amylase and endotoxin in plasma and contents of TNF-α,PLA2 and IL-6 in serum,ascite volumes,ascites/body weight ratio and pancreas pathological scores were all lower in treatment group than in model group to different extents at different time points P < 0.05,58.3 (26.4) ng/L vs 77.535 (42.157) ng/L in TNF-α content,8.00 (2.00) points vs 9.00 (2.00) points in pathological score of pancreas respectively; P < 0.01,0.042 (0.018) EU/mL vs 0.056 (0.0195) EU/mL in endotoxin content,7791 (1863) U/L vs 9195 (1298) U/L in plasma amylase content,1.53 (0.79) vs 2.38 (1.10) in ascites/body weight ratio,8.00 (1.00) points vs 11.00 (1.50) points in pathological score of pancreas; P < 0.001,3.36 (1.56) ng/L vs 5.65 (1.08) ng/L in IL-6 content,4.50 (2.00) vs 7.20 (2.00),4.20 (1.60) vs 6.40 (2.30),3.40 (2.70) vs 7.90 (1.70) in ascite volumes,respectively. The apoptotic indexes of pancreas head and pancreas tail were all higher in treatment group than in model group at 6 h P < 0.01,0.00 (2.00)% vs 0.00 (0.00)%,0.20 (1.80) vs 0.00 (0.00) in apoptosis indexes,respectively. CONCLUSION: The mechanism of dexamethasone treatment in acute pancreatitis is related to its inhibition of inflammatory mediator generation and induction of pancreatic acinar cell apoptosis. | Xi-Ping Zhang Li Chen Qi-Fang Hu Hua Tian Ru-Jun Xu Zhi-Wei Wang Ke-Yi Wang Qi-Hui Cheng Wei Yan Yun Li Qing-Yu Li Qing He Fei Wang | 2007 | World Journal of Gastroenterology2007,13,41: | 29 |
| 10 | Advanced treatment of dyeing wastewater towards reuse by the combined Fenton oxidation and membrane bioreactor process显示文摘The performance of combined Fenton oxidation and membrane bioreactor (MBR) process for the advanced treatment of an effluent from an integrated dyeing wastewater treatment plant was evaluated. The experimental results revealed that under the optimum Fenton oxidation conditions (initial pH 5, H 2 O 2 dosage 17 mmol/L, and Fe 2+ 1.7 mmol/L) the average total organic carbon (TOC) and color removal ratios were 39.3% and 69.5% after 35 min of reaction, respectively. Results from Zahn-Wallens Test also represented that Fenton process was effective to enhance the biodegradability of the test wastewater. As for the further purification of MBR process, TOC removal capacity was examined at different hydraulic retention times (HRT) of 10, 18 and 25 hr. Under the optimum HRT of 18 hr, the average TOC concentration and color of the final MBR effluent were 16.8 mg/L and 2 dilution time, respectively. The sludge yield coefficient was 0.13 g MLSS/g TOC and TOC degradation rate was 0.078 kg TOC/(m 3 ·day). The final effluent of MBR can meet the reuse criteria of urban recycling water-water quality standard for miscellaneous water consumption GBT18920-2002. | Fei Feng Zhenliang XU Xiaohuan Li Wenting You Yang Zhen | 2010 | Journal of Environmental Sciences2010,22,11: | 27 |
| 11 | A reappraisal of CTLA-4 checkpoint blockade in cancer immunotherapy显示文摘anti-CTLA-4 抗体由阻止 B7-CTLA-4 相互作用接近否定发信号引起肿瘤拒绝,这被假定。在比临床上有效的 dosing 完成的血浆层次更加高的集中,令人惊讶地, anti-CTLA-4 抗体 Ipilimumab 不由 CTLA-4 也不 CTLA-4 绑定堵住任何一 B7 trans-endocytosis 到使不能调动或联系房间的 B7。因而, Ipilimumab 不从人性化的任何一个 CTLA4 基因在树枝状的房间(DC ) 上增加 B7 (Ctla4 h/h ) 或人的 CD34 + 茎重新组成房间的 NSG 老鼠。在 Ctla4 高效地表示人和老鼠 CTLA4 基因,绑在人的 anti-CTLA-4 抗体然而并非老鼠 CTLA-4 的 h/m 老鼠导致 Treg 弄空和 Fc 受体依赖者肿瘤拒绝。堵住的抗体 L3D10 比得上在引起肿瘤拒绝的非阻塞的 Ipilimumab。显著地,输在人类化期间堵住活动的 L3D10 子孙在导致 Treg 弄空和肿瘤拒绝仍然保持充分能干。有效地在淋巴的器官堵住 CD4 T 细胞激活和 de novo CD8 T 细胞 priming 的 Anti-B7 抗体否定地不影响 Ipilimumab 的 immunotherapeutic 效果。因此,临床上有效的 anti-CTLA-4 mAb 由独立于检查点封锁的机制引起肿瘤拒绝但是依赖于主人 Fc 受体。我们为 CTLA-4 检查点的一个重评价的数据电话封锁假设并且为安全、有效的 anti-CTLA-4 mAbs 的下一代提供新卓见。 | Xuexiang Du Fei Tang Mingyue Liu Juanjuan Su Yan Zhang Wei Wu Martin Devenport Christopher A Lazarski Peng Zhang Xu Wang Peiying Ye Changyu Wang Eugene Hwang Tinghui Zhu Ting Xu Pan Zheng Yang Liu | 2018 | Cell Research2018,28,4: | 25 |
| 12 | Nomogram to predict overall survival after gallbladder cancer resection in China显示文摘AIM To integrate clinically significant variables related to prognosis after curative resection for gallbladder carcinoma(GBC) into a predictive nomogram.METHODS One hundred and forty-two GBC patients who underwent curative intent surgical resection at Peking Union Medical College Hospital(PUMCH) were included. This retrospective case study was conducted at PUMCH of the Chinese Academy of Medical Sciences and Peking Union Medical College(CAMS & PUMC) in China from January 1, 2003 to January 1, 2018. The continuous variable carbohydrate antigen 19-9(CA19-9) was converted into a categorical variable(cCA19-9) based on the normal reference range. Stages 0 to IIIA were merged into one category, while the remaining stages were grouped into another category. Pathological grade X(GX) was treated as a missing value. A multivariate Cox proportional hazards model was used to select variables to construct a nomogram. Discrimination and calibration of the nomogram were performed via the concordance index(C-index) and calibration plots. The performance of the nomogram was estimated using the calibration curve. Receiver operating characteristic(ROC) curve analysis and decision curve analysis(DCA) were performed to evaluate the predictive accuracy and net benefit of the nomogram, respectively.RESULTS Of these 142 GBC patients, 55(38.7%) were male, and the median and mean age were 64 and 63.9 years, respectively. Forty-eight(33.8%) patients in this cohort were censored in the survival analysis. The median survival time was 20 months. A series of methods, including the likelihood ratio test and Akaike information criterion(AIC) as well as stepwise, forward, and backward analyses, were used to select the model, and all yielded identical results. Jaundice [hazard ratio(HR) = 2.9; 95% confidence interval(CI): 1.60-5.27], cCA19-9(HR = 3.2; 95%CI: 1.91-5.39), stage(HR = 1.89; 95%CI: 1.16-3.09), and resection(R)(HR = 2.82; 95%CI: 1.54-5.16) were selected as significant predictors and combined into a survival time predictive nomogram(C-index = 0.803; 95%CI: 0.766-0.839). High prediction accuracy(adjusted C-index = 0.797) was further verified via bootstrap validation. The calibration plot demonstrated good performance of the nomogram. ROC curve analysis revealed a high sensitivity and specificity. A high net benefit was proven by DCA.CONCLUSION A nomogram has been constructed to predict the overall survival of GBC patients who underwent radical surgery from a clinical database of GBC at PUMCH. | Yi Bai Zhi-Song Liu Jian-Ping Xiong Wei-Yu Xu Jian-Zhen Lin Jun-Yu Long Fei Miao Han-Chun Huang Xue-Shuai Wan Hai-Tao Zhao | 2018 | World Journal of Gastroenterology2018,24,45: | 25 |
| 13 | Simultaneous oxidation of NO,SO_2 and Hg^0 from flue gas by pulsed corona discharge显示文摘A process capable of simultaneously oxidizing NO,SO2,and Hg0 was proposed,using a high-voltage and short-duration positive pulsed corona discharge.By focusing on NO,SO2,and Hg0 oxidation effciencies,the influences of pulse peak voltage,pulse frequency,initial concentration,electrode number,residence time and water vapor addition were investigated.The results indicate that NO,SO2 and Hg0 oxidation effciencies depend primarily on the radicals(OH,HO2,O) and the active species(O3,H2O2,etc.) produced by the pulsed corona discharge.The NO,SO2 and Hg0 oxidation effciencies could be improved as pulse peak voltage,pulse frequency,electrode number and residence time increased,but they were reduced with increasing initial concentrations.By adding water vapor,the SO2 oxidation effciency was improved remarkably,while the NO oxidation effciency decreased slightly.In our experiments,the simultaneous NO,SO2,and Hg0 oxidation effciencies reached to 40%,98%,and 55% with the initial concentrations 479 mg/m3,1040 mg/m3,and 15.0 μg/m3,respectively. | XU Fei,LUO Zhongyang,CAO Wei,WANG Peng,WEI Bo,GAO Xiang,FANG Mengxiang,CEN Kefa State key Laboratory of Clean Energy Utilization,Zhejiang University,Hangzhou 310027,China. | 2009 | Journal of Environmental Sciences2009,21,3: | 22 |
| 14 | Leaf morphology correlates with water and light availability:What consequences for simple and compound leaves?显示文摘叶子是对在进化的过程的环境变化敏感的机关并且可以作为对不能生活的应力的回答展出 phenotypic 粘性。然而,叶的肯定在不同环境的词法粘性和它的规定仍然是不清楚的。我们执行了一个模仿的实验在水和轻可获得性的不同坡度学习叶形态学的变化。就叶子和脉络的不同类型而言,当学习反对,我们选择了 Quercus acutissima 的羽状静脉的简单叶子和 Robinia 假相思树的复合叶子。我们调查了的词法参数包括能容易在这个领域里被测量的叶尺寸,形状和脉络模式。重要变化由于环境或异速生长的效果发生在许多参数。为叶有广泛地一致的趋势沿着坡度的词法变化。叶尺寸与资源的短供应变得更小。薄板区域的叶延伸和部分改变了提高资源获得和保存。在在支持和功能的结构的投资之间的交易优化了主要、次要的静脉的脉络模式。传单部分起了象叶牙齿那样的一个作用因为他们是复合的叶的不仅单个单位,而且部分。我们差不多建议那在词法变化的一样的趋势可以是重要解释让共存的种类适应类似的产地并且形成壁龛区别。 | Fei Xu Weihua Guo Weihong Xu Yinghua Wei Renqing Wang | 2009 | Progress in Natural Science:Materials International2009,19,12: | 22 |
| 15 | Lithium, an anti-psychotic drug, greatly enhances the generation of induced pluripotent stem cells显示文摘体的房间能由定义因素是进导致的 pluripotent 干细胞(iPSCs ) 的 reprogrammed。reprogramming 的低效率和 oncogenes 和病毒的向量的 genomic 集成限制了 iPSCs 的潜在的申请。这里,我们报导那锂(李) ,药过去常对待心情混乱,极大地从老鼠提高 iPSC 产生胚胎的成纤维细胞和人的脐的静脉 endothelial 房间。李与(Oct4 ) 或二个因素(OS 或好) 便于 iPSC 产生。支持 reprogramming 上的李的效果仅仅部分取决于它的主要目标 GSK3β。不同于另外的 GSK3β禁止者,李不仅增加 Nanog 的表示,而且提高 Nanog 的 transcriptional 活动。我们也发现李由经由 LSD1 的 downregulation 支持 epigenetic 修正施加它的效果, H3K4 特定的 histone demethylase。将 LSD1 击倒部分在提高 reprogramming 模仿李的效果。我们的结果不仅提供一个直接方法改进 iPSC 产生效率,而且为体的房间 reprogramming 作为一个批评调节的人识别了 histone demethylase。 | Quan Wang Xinxiu Xu Jun Li Jing Liu Haifeng Gu Ru Zhang Jiekai Chen Yin Kuang Jian Fei Cong Jiang Ping Wang Duanqing Pei Sheng Ding Xin Xie | 2011 | Cell Research2011,21,10: | 23 |
| 16 | ED50 and ED95 of Intrathecal Bupivacaine Coadministered with Sufentanil for Cesarean Delivery Under Combined Spinal-epidural in Severely Preeclamptic Patients显示文摘 | Fei Xiao Wen-Ping Xu Xiao-Min Zhang Yin-Fa Zhang Li-Zhong Wang Xin-Zhong Chen | 2015 | Chinese Medical Journal2015,,3: | 22 |
| 17 | Age-related rhesus macaque models of COVID-19显示文摘Background:Since December 2019,an outbreak of the Corona Virus disease 2019(COVID-19)caused by severe acute respiratory syndrome coronavirus(SARS-CoV-2)in Wuhan,China,has become a public health emergency of international concern.The high fatality of aged cases caused by SARS-CoV-2 was a need to explore the possible age-related phenomena with non-human primate models.Methods:Three 3-5 years old and two 15 years old rhesus macaques were intratracheally infected with SARS-CoV-2,and then analyzed by clinical signs,viral replication,chest X-ray,histopathological changes and immune response.Results:Viral replication of nasopharyngeal swabs,anal swabs and lung in old monkeys was more active than that in young monkeys for 14 days after SARS-CoV-2 challenge.Monkeys developed typical interstitial pneumonia characterized by thickened alveolar septum accompanied with inflammation and edema,notably,old monkeys exhibited diffuse severe interstitial pneumonia.Viral antigens were detected mainly in alveolar epithelial cells and macrophages.Conclusion:SARS-CoV-2 caused more severe interstitial pneumonia in old monkeys than that in young monkeys.Rhesus macaque models infected with SARS-CoV-2 provided insight into the pathogenic mechanism and facilitated the development of vaccines and therapeutics against SARS-CoV-2 infection. | Pin Yu Feifei Qi Yanfeng Xu Fengdi Li Peipei Liu Jiayi Liu Linlin Bao Wei Deng Hong Gao Zhiguang Xiang Chong Xiao Qi Lv Shuran Gong Jiangning Liu Zhiqi Song Yajin Qu Jing Xue Qiang Wei Mingya Liu Guanpeng Wang Shunyi Wang Haisheng Yu Xing Liu Baoying Huang Wenling Wang Li Zhao Huijuan Wang Fei Ye Weimin Zhou Wei Zhen Jun Han Guizhen Wu Qi Jin Jianwei Wang Wenjie Tan Chuan Qin | 2020 | Animal Models and Experimental Medicine2020,3,1: | 22 |
| 18 | A review and perspective on molybdenum-based electrocatalysts for hydrogen evolution reaction显示文摘Water electrolysis has been considered as a sustainable way for producing renewable energy of hydrogen.However,this process requires a low-cost and high-efficient hydrogen evolution reaction(HER)catalyst to improve the overall reaction efficiency.Molybdenum(Mo)-based electrocatalysts are regarded as the promising candidates to replace the benchmark but expensive Ptbased HER catalysts,due to their high activity and stability in a wide pH range.In this review,we present a comprehensive and critical summary on the recent progress in the Mo-based electrodes for HER,including molybdenum alloys,molybdenum sulfides,molybdenum selenides,molybdenum carbides,molybdenum phosphides,molybdenum borides,molybdenum nitrides,and molybdenum oxides.Particular attention is mainly focused on the synthetic methods of Mo-based materials,the strategies for increasing the catalytic activity,and the relationship between structure/composition and electrocatalytic performance.Finally,the future development and perspectives of Mo-based electrocatalysts toward high HER performance are proposed. | Wei Hua Huan-Huan Sun Fei Xu Jian-Gan Wang | 2020 | Rare Metals2020,39,4: | 23 |
| 19 | The Chinese Society of Clinical Oncology(CSCO)clinical guidelines for the diagnosis and treatment of nasopharyngeal carcinoma显示文摘Nasopharyngeal carcinoma(NPC)is a malignant epithelial tumor originating in the nasopharynx and has a high incidence in Southeast Asia and North Africa.To develop these comprehensive guidelines for the diagnosis and management of NPC,the Chinese Society of Clinical Oncology(CSCO)arranged a multi-disciplinary team comprising of experts from all sub-specialties of NPC to write,discuss,and revise the guidelines.Based on the findings of evidencebased medicine in China and abroad,domestic experts have iteratively developed these guidelines to provide proper management of NPC.Overall,the guidelines describe the screening,clinical and pathological diagnosis,staging and risk assessment,therapies,and follow-up of NPC,which aim to improve the management of NPC. | Ling-Long Tang Yu-Pei Chen Chuan-Ben Chen Ming-Yuan Chen Nian-Yong Chen Xiao-Zhong Chen Xiao-Jing Du Wen-Feng Fang Mei Feng Jin Gao Fei Han Xia He Chao-Su Hu De-sheng Hu Guang-Yuan Hu Hao Jiang Wei Jiang Feng Jin Jin-Yi Lang Jin-Gao Li Shao-Jun Lin Xu Liu Qiu-Fang Liu Lin Ma Hai-Qiang Mai Ji-Yong Qin Liang-Fang Shen Ying Sun Pei-Guo Wang Ren-Sheng Wang Ruo-Zheng Wang Xiao-Shen Wang Ying Wang Hui Wu Yun-Fei Xia Shao-Wen Xiao Kun-Yu Yang Jun-Lin Yi Xiao-Dong Zhu Jun Ma | 2021 | Cancer Communications2021,41,11: | 22 |
| 20 | Flow-induced vibrations of long circular cylinders modeled by coupled nonlinear oscillators显示文摘The dynamics of long slender cylinders undergoing vortex-induced vibrations (VIV) is studied in this work. Long slender cylinders such as risers or tension legs are widely used in the field of ocean engineering. When the sea current flows past a cylinder, it will be excited due to vortex shedding. A three-dimensional time domain model is formulated to describe the response of the cylinder, in which the in-line (IL) and cross-flow (CF) deflections are coupled. The wake dynamics, including in-line and cross-flow vibrations, is represented using a pair of non-linear oscillators distributed along the cylinder. The wake oscillators are coupled to the dynamics of the long cylinder with the acceleration coupling term. A non-linear fluid force model is accounted for to reflect the relative motion of cylinder to current. The model is validated against the published data from a tank experiment with the free span riser. The comparisons show that some aspects due to VIV of long flexible cylinders can be reproduced by the proposed model, such as vibrating frequency, dominant mode number, occurrence and transition of the standing or traveling waves. In the case study, the simulations show that the IL curvature is not smaller than CF curvature, which indicates that both IL and CF vibrations are important for the structural fatigue damage. | GE Fei LONG Xu WANG Lei HONG YouShi | 2009 | Science China(Physics,Mechanics & Astronomy)2009,52,7: | 20 |