Microbes had been the sole occupant of the early biosphere and they strongly controlled the evolution of lithosphere,hydrosphere,biosphere and atmosphere.Many Microbes could form mat like structure on sea floor.During...Microbes had been the sole occupant of the early biosphere and they strongly controlled the evolution of lithosphere,hydrosphere,biosphere and atmosphere.Many Microbes could form mat like structure on sea floor.During the Precambrian these microbial mats had a strong influence on sedimentation,and they facilitated the formation of a variety of mat-induced sedimentary structures(MRS/MISS)in siliciclastic and carbonate rocks.展开更多
The morphology of shear-oriented films of a thermotropic liquid crystalline polyester containing a triad ester mesogenic unit and a flexible spacer has been investigated in details. The formation conditions and proces...The morphology of shear-oriented films of a thermotropic liquid crystalline polyester containing a triad ester mesogenic unit and a flexible spacer has been investigated in details. The formation conditions and process, the fine structures and the relaxation process of mat structure in the oriented films have been observed and discussed.展开更多
文摘Microbes had been the sole occupant of the early biosphere and they strongly controlled the evolution of lithosphere,hydrosphere,biosphere and atmosphere.Many Microbes could form mat like structure on sea floor.During the Precambrian these microbial mats had a strong influence on sedimentation,and they facilitated the formation of a variety of mat-induced sedimentary structures(MRS/MISS)in siliciclastic and carbonate rocks.
文摘The morphology of shear-oriented films of a thermotropic liquid crystalline polyester containing a triad ester mesogenic unit and a flexible spacer has been investigated in details. The formation conditions and process, the fine structures and the relaxation process of mat structure in the oriented films have been observed and discussed.
