Stretchable electronics represents a direction of recent development in next-generation semiconductor devices.Such systems have the potential to offer the performance of conventional wafer-based technologies,but they ...Stretchable electronics represents a direction of recent development in next-generation semiconductor devices.Such systems have the potential to offer the performance of conventional wafer-based technologies,but they can be stretched like a rubber band,twisted like a rope, bent over a pencil,and folded like a piece of paper.Isolating the active devices from strains associated with such deformations is an important aspect of design.One strategy involves the shielding of the electronics from deformation of the substrate through insertion of a compliant adhesive layer. This paper establishes a simple,analytical model and validates the results by the finite element method.The results show that a relatively thick,compliant adhesive is effective to reduce the strain in the electronics,as is a relatively short film.展开更多
[Objective]The paper was to isolate and identify Botrytis cinerea from processing tomato.[Method]The strain nky007a was isolated and purified from fruits infected by tomato grey mold.After identification,it was determ...[Objective]The paper was to isolate and identify Botrytis cinerea from processing tomato.[Method]The strain nky007a was isolated and purified from fruits infected by tomato grey mold.After identification,it was determined as B.cinerea.The 18S rDNA and internal transcriptional spacer(ITS)sequences of strain nky007a were amplified for molecular identification and classification.[Result]The 18S rDNA sequence of the strain shared the homology of 99.95%with Botryotinia fuckeliana(EF 110887.1);the ITS rDNA sequence had the homology of 100%with Botryotinia fuckeliana(AB444949.1),and there was no difference in bases.Phylogenetic tree analysis of strain nky007a indicated that nky007a belonged to Botrytis.When healthy tomatoes were infected by the strain,the incidence rate of tomato grey mold was up to 95%,indicating the pathogenicity of the strain.[Conclusion]Morphological identification,molecular identification and pathogenicity analysis results show that the strain nky007a is a highly pathogenetic strain B.cinerea.展开更多
The toxicity of heavy metals (Hg2 + , Zn2 + ) and pesticides has been investigated by comparing the physiological properties in wild and tolerant strains of Synechococcus cedrorum 1191. The differential pattern of gro...The toxicity of heavy metals (Hg2 + , Zn2 + ) and pesticides has been investigated by comparing the physiological properties in wild and tolerant strains of Synechococcus cedrorum 1191. The differential pattern of growth, absorption spectra of pigments and nutrient uptake was observed in tolerant strain.展开更多
基金supported by NSF(DMI-0328162 and ECCS-0824129)the National Natural Science Foundation of China (10820101048)Ministry of Education of China,and the National Basic Research Program of China(2007CB936803).
文摘Stretchable electronics represents a direction of recent development in next-generation semiconductor devices.Such systems have the potential to offer the performance of conventional wafer-based technologies,but they can be stretched like a rubber band,twisted like a rope, bent over a pencil,and folded like a piece of paper.Isolating the active devices from strains associated with such deformations is an important aspect of design.One strategy involves the shielding of the electronics from deformation of the substrate through insertion of a compliant adhesive layer. This paper establishes a simple,analytical model and validates the results by the finite element method.The results show that a relatively thick,compliant adhesive is effective to reduce the strain in the electronics,as is a relatively short film.
基金Science and Technology Guidance Program of Xinjiang Academy of Agricultural Reclamation Sciences(2020YJ019).
文摘[Objective]The paper was to isolate and identify Botrytis cinerea from processing tomato.[Method]The strain nky007a was isolated and purified from fruits infected by tomato grey mold.After identification,it was determined as B.cinerea.The 18S rDNA and internal transcriptional spacer(ITS)sequences of strain nky007a were amplified for molecular identification and classification.[Result]The 18S rDNA sequence of the strain shared the homology of 99.95%with Botryotinia fuckeliana(EF 110887.1);the ITS rDNA sequence had the homology of 100%with Botryotinia fuckeliana(AB444949.1),and there was no difference in bases.Phylogenetic tree analysis of strain nky007a indicated that nky007a belonged to Botrytis.When healthy tomatoes were infected by the strain,the incidence rate of tomato grey mold was up to 95%,indicating the pathogenicity of the strain.[Conclusion]Morphological identification,molecular identification and pathogenicity analysis results show that the strain nky007a is a highly pathogenetic strain B.cinerea.
文摘The toxicity of heavy metals (Hg2 + , Zn2 + ) and pesticides has been investigated by comparing the physiological properties in wild and tolerant strains of Synechococcus cedrorum 1191. The differential pattern of growth, absorption spectra of pigments and nutrient uptake was observed in tolerant strain.
