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Xiao‑Bo Mei,Bao‑Chuan Liu,Wei Jiang,Quan Xu,Qi‑Dong Zhang,Yu‑Bai Ma,Fang‑Qiu Zu 대한금속·재료학회 2020 METALS AND MATERIALS International Vol.26 No.9
The influence of cooling rates on the mechanical properties of a Zr-based bulk metallic glass prepared with high rheologicalrate forming (HRRF) was investigated and compared with traditional suction cast methods. Amorphous samples of Zr57Cu-20Ni8Al10Ag5 were prepared in copper molds with different sizes in order to obtain different cooling rates for both HRRFand traditional cast methods. These specimens were subjected to compression experiments, including microhardness testing,X-ray diffraction testing and differential scanning calorimetry analysis. The results indicate that the plasticity of the samplesformed by HRRF are higher than that of the as-cast ones at the same cooling rates, while the microhardness manifests theopposite principle. As the cooling rate increases further, the difference in plasticity further increases between two methods,indicating that the plasticity of metallic glasses is more sensitive to cooling rates during the HRRF process. At the core ofthis phenomenon is the fact that HRRF methods can introduce more free volume into glasses than traditional cast methodswith an elevated cooling rate are able to.
Liu, Xiao,Zhang, Duan,Wu, Ye-Cun,Yang, Mei,Wang, Qian,Coileá,in, Cormac Ó,.,Xu, Hongjun,Yang, Chen,Abid, Mohamed,Abid, Mourad,Liu, Huajun,Chun, Byong Sun,Shi, Qingfan,Wu, Han-Chun Elsevier 2017 Carbon Vol.122 No.-
<P>Graphene is moving beyond the realm of simple electronic devices toward areas such as advanced biochemical sensing. The infrared (IR) response of graphene, characterized by collective long-lived charge-carrier oscillations, could be applied in IR-absorption spectroscopy, typically used for bio-chemical analysis. However, direct light absorption by propagating plasmons in graphene is forbidden due to the large momentum mismatch. Proposed methods to overcome this bottleneck come at a cost, the use of noble metal particles on graphene reduces the spectral bandwidth and nano-structuring graphene is expensive. Here, we propose a simple and cheap method to fabricate large scale ultra-sensitive graphene based mid-IR biosensors, by introducing dielectric beads to excite mid-IR range plasmons. Interference from waves scattered by the beads excite surface plasmon polaritons, which propagate several micrometers in graphene and enhance the interaction between the molecules and mid-IR light. This method opens an interesting window for the application of graphene in bio-chemical sensing. (C) 2017 Elsevier Ltd. All rights reserved.</P>
Annual Financial Impact of Thyroidectomies for Nodular Thyroid Disease in China
Liu, Xiao-Yun,Zhu, Li-Jun,Cui, Dai,Wang, Zhi-Xiao,Chen, Huan-Huan,Duan, Yu,Shen, Mei-Ping,Zhang, Zhi-Hong,Wang, Xiao-Dong,Chen, Jia-Wei,Alexander, Erik Karl,Yang, Tao Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.14
A large proportion of patients with thyroid nodules in China undergo thyroidectomy in order to get confirmatory histology diagnosis. The financial impact of this modality remains to be investigated. To evaluate rationality of performing thyroidectomy without a routine FNA preoperatively from the economic perspective, we conducted a retrospective, observational study of all archival thyroidectomies with records of cost per stay (CPS), cost per day (CPD) and length of stay (LOS) from 2008 to 2013 in the First Affiliated Hospital of Nanjing Medical University. We compared all the parameters between cancer and non-cancer thyroidectomies. We recruited 6, 140 thyroidectomies with valid records of CPS, CPD and LOS in this period. The CPS of cancer thyroidectomy was significantly higher than non-cancer thyroidectomy. The percentage of cancer thyroidectomy increased from 26.5% to 41.6%. The percentage of annual cost of cancer thyroidectomies rose from 30.2% to 45.2%. The LOS for cancer and non-cancer thyroidectomy decreased while the CPD increased in the past six years. The estimated national cost in 2012 for all thyroidectomies would be USD 1.86 billion with USD 1.09 billion for non-cancer thyroidectomies. We have witnessed great improvement in the healthcare for patients with thyroid nodules in China. However, given limited healthcare resources, currently thyroid FNA for more precise preoperative diagnosis may help to curb the rapidly increasing demand in healthcare costs in the future for nodular thyroid disease in China.
류효매(Liu, Xiao-Mei),홍관선(Hong, Kwan-Seon) 한국실내디자인학회 2013 한국실내디자인학회 학술대회논문집 Vol.15 No.1
With the accelerating rate of urban growth, urban green space corresponding smaller,Building outside the walls’ vertical greening of urban land to increase the rate of urban greening,balance adjustment on the ecological environment. Building vertical greening requirements the technical. Excellent vertical greening effect in addition to the establishment, that also need a stable technology based on design techniques for expression. From the design techniques, selected literature research and case analysis, through research examples of examples to analyze the status and characteristics of vertical greening of building walls at China and abroad, further pointed out that the characteristics of Chinese and foreign vertical greening and the problems in the vertical greening. Finally, the conclusion: China"s construction vertical greening, sustainable, energy saving, the Government should foster and multi-media campaigns, to jointly promote the development of vertical greening industry.
Ya-Xiao Liu,Xiao-Mei Song,Lin-Wei Dan,Jia-Mei Tang,Yi Jiang,Chong Deng,Dong-Dong Zhang,Yu-Ze Li,Wei Wang 대한약학회 2024 Archives of Pharmacal Research Vol.47 No.3
Astragali Radix ( A. Radix ) is the dried root of Astragalus membranaceus var. mongholicus (Bge) Hsiao or Astragalusmembranaceus (Fisch.) Bge., belonging to the family Leguminosae, which is mainly distributed in China. A. Radix hasbeen consumed as a tonic in China for more than 2000 years because of its medicinal eff ects of invigorating the spleenand replenishing qi. Currently, more than 400 natural compounds have been isolated and identifi ed from A. Radix , mainlyincluding saponins, fl avonoids, phenylpropanoids, alkaloids, and others. Modern pharmacological studies have shown thatA. Radix has anti-tumor, anti-infl ammatory, immunomodulatory, anti-atherosclerotic, cardioprotective, anti-hypertensive,and anti-aging eff ects. It has been clinically used in the treatment of tumors, cardiovascular diseases, and cerebrovascularcomplications associated with diabetes with few side eff ects and high safety. This paper reviewed the progress of researchon its chemical constituents, pharmacological eff ects, clinical applications, developing applications, and toxicology, whichprovides a basis for the better development and utilization of A. Radix .
건축공간에서의 Vertical Garden의 활용에 관한 연구
류효매(Liu, Xiao-Mei),김은정(Kim, Eun-Jung),홍관선(Hong, Kwan-Seon) 한국실내디자인학회 2014 한국실내디자인학회논문집 Vol.23 No.4
In this study, the basic information and study design characteristics of the Building Outer Wall Vertical Greening were analyzed. Recorded according to the type of research and analysis, through numerical statistics. Building Outer Wall Vertical Greening design the most appropriate and effective ways to present and try to guidelines. The scope of the research of Building Outer Wall Vertical Greening(2001-2013) was selected the most representative examples. Theory and statistical data analysis and case study research was conducted. The main academic monographs, Library Literature, specializing in design magazines and excerpts from the 28 cases analyzed specifically. Building Outer Wall Vertical Greening should be designed synthetically geographical features of the project, existing material, to consider the value of the building,. Architect must be designed depending on accident and comprehensive expertise for architectural design of Building Outer Wall Vertical Greening. Building Outer Wall Vertical Greening requires the professional and comprehensive design approach depending on support of the government and people. However, purpose of use, plant , color Formative expression, culture, locality, maintenance is properly applied in the design process is not easy.
Terrabacter ginsengisoli sp. nov., isolated from ginseng cultivating soil
Mei-Fang Jin,Xiao-Tian Quan,주베르,Qing-Zhen Liu,Hong Shan Yu,임완택 한국미생물학회 2018 The journal of microbiology Vol.56 No.5
A Gram-positive, strictly aerobic, nonmotile, yellowish, coccus- rod-shaped bacterium (designated Gsoil 653T) isolated from ginseng cultivating soil was characterized using a polyphasic approach to clarify its taxonomic position. The strain Gsoil 653T exhibited optimal growth at pH 7.0 on R2A agar medium at 30°C. Phylogenetic analysis based on 16S rRNA gene sequence similarities, indicated that Gsoil 653T belongs to the genus Terrabacter of the family Humibacillus, and was closely related to Terrabacter tumescens DSM 20308T (98.9%), Terrabacter carboxydivorans PY2T (98.9%), Terrabacter terrigena ON10T (98.8%), Terrabacter terrae PPLBT (98.6%), and Terrabacter lapilli LR-26T (98.6%). The DNA G + C content was 70.5 mol%. The major quinone was MK-8(H4). The primary polar lipids were phosphatidylglycerol, diphosphatidylglycerol, phosphatidyl-ethanolamine. The predominant fatty acids were iso-C15:0, iso-C16:0, iso-C14:0, and anteiso-C15:0, as in the case of genus Terrabacter, thereby supporting the categorization of strain Gsoil 653T. However, the DNA-DNA relatedness between Gsoil 653T and closely related strains of Terrabacter species was low at less than 31%. Moreover, strain Gsoil 653T could be both genotypically and phenotypically distinguished from the recognized species of the genus Terrabacter. This isolate, therefore, represents a novel species, for which the name Terrabacter ginsengisoli sp. nov. is proposed with the type strain Gsoil 653T (= KACC 19444T = LMG 30325T).
Insulin receptors regulate the fecundity of Nilaparvata lugens (Stål) (Hemiptera: Delphacidae)
Liu Yong-Kang,Luo Yu-Jia,Deng Ying-Mei,Li Yan,Pang Xiao-Qing,Xu Cai-Di,Wang Shi-Gui,Tang Bin 한국응용곤충학회 2020 Journal of Asia-Pacific Entomology Vol.23 No.4
Two InR (insulin receptor) genes have been identified in the Nilaparvata lugens. In this study, we used RNA interference (RNAi) to investigate the role of InR genes in the fecundity of N. lugens. The expression of NLInR1 and NLInR2 genes was simultaneously silenced with mixture of dsInR1 and dsInR2 (dsInRs) injection. Our results showed that larvae RNAi against both NLInR1 and NLInR2 reduced the number of eggs laid by N. lugens and some eggs as well as ovaries were abnormal. In addition, the relative expression of Vg (vitellogenin) and VgR (vitellogenin receptor) was significantly reduced on the 4th and 6th days after insects treated with larvae RNAi reached the adult stage. We also determined the relative expression levels of insulin/insulin-like signaling (IIS) related genes in RNAi-treated larvae and found that the expression levels of Chico (homologous receptor substrate), Akt (protein kinase B), PI3K (phosphoinositide 3-kinase), and PTEN (phosphatase and tensin homolog) genes decreased whereas FOXO (forkhead box O) and GSK3 (glycogen synthase kinase-3) levels increased on the 4th and 6th days after insects reached the adult stage. These results indicate that silencing of NLInR1 and NLInR2 reduces the fecundity of N. lugens through the IIS pathway.