Understanding the factors triggering slope failure is essential to ensure the safety of buildings and transportation infrastructure on slopes. Specifically,the failure of stabilizing piles due to groundwater migration...Understanding the factors triggering slope failure is essential to ensure the safety of buildings and transportation infrastructure on slopes. Specifically,the failure of stabilizing piles due to groundwater migration and freeze–thaw(FT) cycles is a significant factor causing slope failure. This study aims to investigate the transmedia seepage characteristics at slope–concrete stabilizing pile interface systems by using silty clay and concrete with varying microstructure characteristics under FT cycles. To this end, a self-developed indoor test device for transmedia water migration, combined with a macro-meso-micro multiscale testing approach, was used to analyze the laws and mechanisms of transmedia seepage at the interface systems. The effect of the medium's microstructure characteristics on the transmedia seepage behavior at the interface systems under FT cycles was also assessed. Results indicated that the transmedia water migration exhibited particularity due to the migration of soil particles and the low permeability characteristics of concrete. The water content in the media increased significantly within the range of 1/3–2/3 of the height from the interface for soil and within 5 mm from the interface for concrete.FT cycles promoted the increase and penetration of cracks within the medium, enhancing the permeability of the slope-concrete stabilizing pile interface systems.With the increase in FT cycles, the porosity inside the medium first decreased and then increased, and the porosity reached the minimum after 25 FT cycles and the maximum after 75 FT cycles, and the water content of the medium after water migration was positively correlated with the porosity. FT cycles also significantly influenced the temporal variation characteristics of soil moisture and the migration path of water in concrete. The study results could serve as a reference for related research on slope stability assessment.展开更多
This paper looks at how brand development and marketing communication rules are useful, if not essential tools in the transmedia storytelling process. After providing clarification on the meaning of true transmedia co...This paper looks at how brand development and marketing communication rules are useful, if not essential tools in the transmedia storytelling process. After providing clarification on the meaning of true transmedia content, the author suggests that this fi）rm of narrative necessitates a variety of techniques that are beyond those found in the traditional skill set of the linear storyteller. The paper introduces a multi-layered model to help provide a structure for the development of transmedia narrative. It also outlines various stages of development and their specific characteristics. These include the establishment of a core message, introductory, development, and mature narrative phases. It draws extensive]Ly from a case study in transmedia storytelling co-produced by the author. The project, entitled Geo Freakz is rooted in the family sport of geocaching and was initially released on a trial basis, in Canada. The project includes webisodes, multiplayer on line games, TV programming, and live events. Collaborative partners are drawn from several media modalities. Findings from the case to date are used to illustrate the model presented in the paper as well as outline challenges in transmedia storytelling yet to be dealt with.展开更多
基金financially supported by Jilin Provincial Natural Science Foundation (No.20220101164JC)。
文摘Understanding the factors triggering slope failure is essential to ensure the safety of buildings and transportation infrastructure on slopes. Specifically,the failure of stabilizing piles due to groundwater migration and freeze–thaw(FT) cycles is a significant factor causing slope failure. This study aims to investigate the transmedia seepage characteristics at slope–concrete stabilizing pile interface systems by using silty clay and concrete with varying microstructure characteristics under FT cycles. To this end, a self-developed indoor test device for transmedia water migration, combined with a macro-meso-micro multiscale testing approach, was used to analyze the laws and mechanisms of transmedia seepage at the interface systems. The effect of the medium's microstructure characteristics on the transmedia seepage behavior at the interface systems under FT cycles was also assessed. Results indicated that the transmedia water migration exhibited particularity due to the migration of soil particles and the low permeability characteristics of concrete. The water content in the media increased significantly within the range of 1/3–2/3 of the height from the interface for soil and within 5 mm from the interface for concrete.FT cycles promoted the increase and penetration of cracks within the medium, enhancing the permeability of the slope-concrete stabilizing pile interface systems.With the increase in FT cycles, the porosity inside the medium first decreased and then increased, and the porosity reached the minimum after 25 FT cycles and the maximum after 75 FT cycles, and the water content of the medium after water migration was positively correlated with the porosity. FT cycles also significantly influenced the temporal variation characteristics of soil moisture and the migration path of water in concrete. The study results could serve as a reference for related research on slope stability assessment.
文摘This paper looks at how brand development and marketing communication rules are useful, if not essential tools in the transmedia storytelling process. After providing clarification on the meaning of true transmedia content, the author suggests that this fi）rm of narrative necessitates a variety of techniques that are beyond those found in the traditional skill set of the linear storyteller. The paper introduces a multi-layered model to help provide a structure for the development of transmedia narrative. It also outlines various stages of development and their specific characteristics. These include the establishment of a core message, introductory, development, and mature narrative phases. It draws extensive]Ly from a case study in transmedia storytelling co-produced by the author. The project, entitled Geo Freakz is rooted in the family sport of geocaching and was initially released on a trial basis, in Canada. The project includes webisodes, multiplayer on line games, TV programming, and live events. Collaborative partners are drawn from several media modalities. Findings from the case to date are used to illustrate the model presented in the paper as well as outline challenges in transmedia storytelling yet to be dealt with.
