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| 1 | Segmentation of Active Faults and Risk Probability Prediction of Strong Earthquakes in Sichuan Province显示文摘Based on geometric structure,active strength,and maximum seismic rupture length along the fault in the late Quaternary or Holocene,this paper presents the segmentation of main active faults in Sichuan Province and uses the recurrence probability model to predict the recurrence probabilities of strong earthquakes along each segment during next 30 years.The results indicate that earthquakes with M=7.0 or greater may happen along Qiajiao segment,Qianning segment,and Selaha segment of Xianshuihe fault zone,the segment from Xichang to Mianning and Yejidong segment of Anninghe fault zone; earthquakes with M=6.0 or greater may happen along the segment from Maowen to Caopuo of Longmenshan fault zone and Xiaoyanjing segment of Anninghe fault zone. | Tang Rongchang,Huang Zuzhi,Zhou Rongjun,Zhu Jiangang,and Gong YuSeismological Bureau of Sichuan Province,Chengdu 610041,China | 1996 | Earthquake Research in China1996,10,1: | 3 |
| 2 | Versatile band structure and electron-phonon coupling in layered PtSe_(2) with strong interlayer interaction显示文摘The large tunability in the band structure is ubiquitous in two-dimensional(2D)materials,and PtSe_(2) is not an exception,which has attracted considerable attention in electronic and optoelectronic applications due to its high carrier mobility and long-term airstability.Such dimensional dependent properties are closely related to the evolution of electronic band structures.Critical points(CPs),the extrema or saddle points of electronic bands,are the cornerstone of condensed-matter physics and fundamentally determine the optical and transport phenomena of the layered PtSe_(2).Here,we have experimentally revealed the detailed electronic structures in layered PtSe_(2),including the CPs in the Brillouin zones(BZs),by means of reflection contrast spectroscopy and spectroscopic ellipsometry(SE).There are three critical points in the BZs attributed to the excitonic transition,quasi-particle band gap,and the band nesting effect related transition,respectively.Three CPs show red-shifting trends with increasing layer number under the mechanism of strong interlayer coupling.We have further revealed the electron–phonon(e–ph)interaction in such layered material,utilizing temperature-dependent absorbance spectroscopy.The strength of e–ph interaction and the average phonon energy also decline with the increasement of layer number.Our findings give a deep understanding to the physics of the layer-dependent evolution of the electronic structure of PtSe_(2),potentially leading to applications in optoelectronics and electronic devices. | Junbo He Xudan Zhu Weiming Liu Ertao Hu Jianlu Wang Rongjun Zhang | 2022 | Nano Research2022,15,7: | 1 |
| 3 | Prevalence of Cryptosporidium baileyi in ostriches ( Struthio camelus ) in Zhengzhou, China显示文摘 | Rongjun Wang Meng Qi Zhu Jingjing Dong Sun Changshen Ning Jinfeng Zhao Longxian Zhang Lihua Xiao | 2010 | Veterinary Parasitology2010,,1: | 1 |
| 4 | Temperature measurement and analysis of postharvest agricultural products associated with thermal disinfestations显示文摘Hot air and hot water treatments are practical,environmentally-friendly and non-chemical heating methods,which are widely used for postharvest insect control and quality preservation in agricultural products.Taking apple and pear as representative fruits,this study mainly analyzed influences of their thermal properties,diameter,and medium speed on the heating rates of fruits through their real-time measured temperatures at surface and center.Based on the reported thermal death kinetic models of the target codling moth,the minimum heating time was estimated to achieve 100%insect mortality.The results showed that the heating rates in fruits decreased gradually with the increasing depth from the surface to the center.With increasing heating time,the heating rate became small.The apple was heated faster than the pear.Hot water was more effective than hot air in treating fruits.Increasing hot air speed increased the heating rate but increasing water circulating speed had no clear effects on the heating rate.Based on the measured temperature-time history of the fruit center,the minimum heating time could be effectively determined for codling moth control through the estimated total equivalent thermal lethal time.The results could provide reliable validation data for the computer simulation and a scientific basis to improve the hot air and hot water treatments. | Yan Rongjun Huang Zhi Li Rui Zhu Hankun Ling Bo Shaojin Wang | 2013 | International Journal of Agricultural and Biological Engineering2013,6,2: | 1 |
| 5 | Effects of interlayer coupling on the excitons and electronic structures of WS_(2)/hBN/MoS_(2) van der Waals heterostructures显示文摘Inserting hexagonal boron nitride(hBN)as barrier layers into bilayer transition metal dichalcogenides heterointerface has been proved an efficient method to improve two dimensional tunneling optoelectronic device performance.Nevertheless,the physical picture of interlayer coupling effect during incorporation of monolayer(1L-)hBN is not explicit yet.In this article,spectroscopic ellipsometry was used to experimentally obtain the broadband excitonic and critical point properties of WS_(2)/MoS_(2)and WS_(2)/hBN/MoS_(2)van der Waals heterostructures.We find that 1L-hBN can only slightly block the interlayer electron transfer from WS_(2)layer to MoS_(2)layer.Moreover,insertion of 1L-hBN weakens the interlayer coupling effect by releasing quantum confinement and reducing efficient dielectric screening.Consequently,the exciton binding energies in WS_(2)/hBN/MoS_(2)heterostructures blueshift comparing to those in WS_(2)/MoS_(2)heterostructures.In this exciton binding energies tuning process,the reducing dielectric screening effect plays a leading role.In the meantime,the quasi-particle(QP)bandgap remains unchanged before and after 1L-hBN insertion,which is attributed to released quantum confinement and decreased dielectric screening effects canceling each other.Unchanged QP bandgap as along with blueshift exciton binding energies lead to the redshift exciton transition energies in WS_(2)/hBN/MoS_(2)heterostructures. | Xudan Zhu Junbo He Rongjun Zhang Chunxiao Cong Yuxiang Zheng Hao Zhang Songyou Wang Haibin Zhao Meiping Zhu Shanwen Zhang Shaojuan Li Liangyao Chen | 2022 | Nano Research2022,15,3: | 1 |
| 6 | Purification and characterization of a cold-active myrosinase from marine Pseudomonas oleovorans SuMy07显示文摘Myrosinase(EC 3.2.1.147),also known asβ-thioglucoside glucohydrolase,was first discovered in mustard seeds.Myrosinase hydrolyzes glucosinolate to produce D-glucose and an unstable aglycon,which upon rearrangement yields metabolites such as isothiocyanate,sulfate,acetonitrile,and thiocyanate.Isothiocyanate has a wide range of biological functions[1].Previous studies have shown that isothiocyanate has insect-repellant and antibacterial effects[2].Isothiocyanate also has anti-inflammatory and antioxidant properties,making it a potential anticancer compound[3,4].Sulforaphane is one of the most representative isothiocyanate substances against numerous cancers.Myrosinase extraction is technically challenging,although myrosinase metabolites have a variety of uses.At present,myrosinase is primarily extracted from white mustard seeds after a time-consuming and expensive preparation.Therefore,the search for myrosinase that can hydrolyze glucosinolates to produce isothiocyanate efficiently and economically has become an urgent task.Microbes can secrete myrosinase with rapid growth,lack of seasonal variation,simple intensive cultivation,and simple product extraction. | Zhifa Huang Nannan Liu Yaowei Fang Xiaoyue Hou Guang Yang Jing Lu Haoyu Mi Qinwen Ye Rongjun Zhu Shu Liu | 2023 | Acta Biochimica et Biophysica Sinica2023,55,4: | 0 |
| 7 | Strong electron–phonon coupling influences carrier transport and thermoelectric performances in group-IV/V elemental monolayers显示文摘The interactions between electrons and phonons play the key role in determining the carrier transport properties in semiconductors.In this work,comprehensive investigations on full electron–phonon(el–ph)couplings and their influences on carrier mobility and thermoelectric(TE)performances of 2D group IV and V elemental monolayers are performed,and we also analyze the selection rules on el–ph couplings using group theory.For shallow n/p-dopings in Si,Ge,and Sn,ZA/TA/LO phonon modes dominate the intervalley scatterings.Similarly strong intervalley scatterings via ZA/TO phonon modes can be identified for CBM electrons in P,As,and Sb,and for VBM holes,ZA/TA phonon modes dominate intervalley scatterings in P while LA phonons dominate intravalley scatterings in As and Sb.By considering full el–ph couplings,the TE performance for these two series of monolayers are predicted,which seriously downgrades the thermoelectric figures of merits compared with those predicted by the constant relaxation time approximation. | Yu Wu Bowen Hou Ying Chen Jiang Cao Hezhu Shao Yiming Zhang Congcong Ma Heyuan Zhu Rongjun Zhang Hao Zhang | 2021 | npj Computational Materials2021,,1: | 0 |