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141
Dynamic Mechanical Properties and Damage Mechanism of Freeze-Thaw Sandstone under Acid Corrosion
Published 2021-01-01“…During the construction of geotechnical engineering in cold regions, the stability of rock is inevitably affected by freeze-thaw cycles and hydrochemical corrosion. In order to study the effect of hydrochemical corrosion on dynamic mechanical properties of freeze-thaw rocks, dynamic compression tests were carried out on sandstone samples corroded by four different concentrations of HCl solutions with the same number of freeze-thaw cycles using split-Hopkinson pressure bar (SHPB) test system. …”
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142
Damage and Degradation of Concrete under Coupling Action of Freeze-Thaw Cycle and Sulfate Attack
Published 2020-01-01“…Results showed that, during the coupling action of freeze-thaw cycles and sodium sulfate solution, concrete containing 10% fly ash exposed in 5% sodium sulfate solution exhibited better freeze-thaw resistance. …”
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143
The mechanisms and control strategies for quality deterioration in surimi gel during freeze-thawing cycles
Published 2024-12-01Subjects: “…freeze-thawing stability…”
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144
The Study of Influence of Freeze-Thaw Cycles on Silty Sand in Seasonally Frozen Soil Regions
Published 2022-01-01“…Freeze-thaw cycles can cause varying degrees of damage to expressway, in order to study the influence of freeze-thaw cycles on silty sand of expressway in Qinghai seasonal frozen soil regions, triaxial compression tests were carried out on silty sand under different initial freeze-thaw temperatures and freeze-thaw cycles. …”
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145
Freeze-Thaw Effects on Stability of Open Pit Slope in High-Altitude and Cold Regions
Published 2021-01-01“…The cycle of the freeze-thaw action must be taken into account in the stability analysis of an open pit slope in the high-altitude and cold regions, because the natural process of freeze-thaw poses a significant effect on mechanical properties of the rock mass. …”
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146
Freezing Treatments for Ectomyelois ceratoniae Mortality and Maintenance of Deglet Noor Palm Date Quality
Published 2019-01-01“…Fruit quality was examined under a selected sanitizing freezing treatment (50 hours at −18°C). This freezing treatment induced an increase of monosaccharides and a reduction in antioxidant activity (40 to 45%, measured with FRAP and DPPH assays). …”
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147
Dynamic Mechanical Response and Dissipated Energy Analysis of Sandstone under Freeze-Thaw Cycles
Published 2021-01-01“…The dynamic compressive strength increases with the raise of strain rate under the same freeze-thaw cycles, while it reduces with the increases of freeze-thaw cycles at the same strain rate. …”
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148
Damage Mechanism of Mineral Admixture Concrete under Marine Corrosion and Freezing-Thawing Environment
Published 2020-01-01“…The results show that the corrosion is the dominant factor after 0, 30, and 60 freezing-thawing cycles, while the freezing-thawing is the dominant factor after 90 freezing-thawing cycles.…”
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149
Research on the Temperature Field and Frost Heaving Law of Massive Freezing Engineering in Coastal Strata
Published 2021-01-01“…In this study, based on the background of massive freezing engineering in coastal strata, the thermal physical parameters and some freezing laws of soil were obtained through soil thermal physical tests and frozen soil frost heaving tests. …”
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150
Estimation Model of Soil Freeze-Thaw Erosion in Silingco Watershed Wetland of Northern Tibet
Published 2013-01-01“…The freeze-thaw (FT) erosion is a type of soil erosion like water erosion and wind erosion. …”
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151
Comparative effectiveness of liquid and freeze-dried vaccines for oral vaccination of dogs against rabies
Published 2021-11-01Subjects: Get full text
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152
Effect of Freeze-Thaw Cycles on the Mechanical Properties of Polyacrylamide- and Lignocellulose-Stabilized Clay in Tibet
Published 2021-01-01“…Laboratory freezing experiments were conducted to evaluate the effect of polyacrylamide (PAM) and lignocellulose on the mechanical properties and microstructural characteristics of Tibetan clay. …”
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153
Damage Evolution of Concrete Piles Mixed with Admixtures in Marine Corrosion and Freeze-Thaw Environment
Published 2021-01-01“…Marine corrosion and freeze-thaw environment will bring serious damage to marine concrete structures, leading to affect the safety and service life of structures. …”
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154
Study of the Mechanical and Microscopic Properties of Modified Silty Clay under Freeze-Thaw Cycles
Published 2022-01-01“…Silty clay can be found in the alpine region of the Qinghai province, China, where it is subject to annual freeze-thaw cycles. To investigate the static mechanical properties of silty clay modified by basalt fiber and basalt powder under the action of freeze-thaw cycles, triaxial compression tests and scanning electron microscope tests were conducted on the soil. …”
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155
Investigation of design space for freeze-drying injectable ibuprofen using response surface methodology
Published 2021-03-01“…This study explores the use of a statistical model to build a design space for freeze-drying two formulations with ibuprofen. A 2 × 3 factorial experimental design was used to evaluate independent variables (filling volume and annealing time) and responses as residual moisture content, specific surface area and reconstitution time. …”
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156
Effect of Quantity of Low–Methoxyl Pectin on Physical Properties of Freeze–Dried Strawberry Jellies
Published 2015-12-01Subjects: Get full text
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157
Experimental Study on Undrained Shear Properties of Saline Soil under Freeze-Thaw Cycles
Published 2021-01-01“…The freeze-thaw cycle is an important external factor affecting the hydromechanical characteristics of saline soil in cold regions. …”
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158
Mechanical Properties and Mesostructure Evolution of Fibre-Reinforced Loess under Freeze-Thaw Cycles
Published 2023-01-01“…Triaxial tests under different water contents, freezing temperatures, and number of freeze-thaw cycles were carried out for fibre-reinforced loess to study the ability of fibre reinforcement to improve the resistance of loess to freeze-thaw damage; scanning electron microscopy (SEM) was also conducted. …”
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159
The Therapeutic Effect of Nordic Walking on Freezing of Gait in Parkinson’s Disease: A Pilot Study
Published 2019-01-01“…Twenty patients in the control group did not use any form of physiotherapy (no-intervention group). Freezing of Gait Questionnaire (FOGQ), the Timed Up and Go (TUG) test, and the Provocative Test for Freezing and Motor Blocks (PTFMB) were performed at baseline, immediately after the end of NW program, and three months later. …”
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160
Deformation of Early Freezing Concrete in the Assessment Stress-Strain State of Reinforced Concrete Structures
Published 2024-12-01Subjects: “…early freezing…”
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