نتایج جستجو برای: phase debris flow
تعداد نتایج: 1056516 فیلتر نتایج به سال:
The work examines the seasonality and large-scale atmospheric circulation patterns associated with debris-flow occurrence in the Trentino–Alto Adige region (eastern Italian Alps). Analysis is based on classification algorithms applied to a uniquely dense archive of debris flows and hourly rain gauge precipitation series covering the period 2000–2009. Results highlight the seasonal and synoptic ...
Detection of immune cells in the injured central nervous system (CNS) using morphological or histological techniques has not always provided true quantitative analysis of cellular inflammation. Flow cytometry is a quick alternative method to quantify immune cells in the injured brain or spinal cord tissue. Historically, flow cytometry has been used to quantify immune cells collected from blood ...
Debris flows can grow greatly in size and hazardous potential by eroding bed bank materials. However, erosion mechanisms are poorly understood because debris complex hybrids between a fluid flow moving mass of colliding particles, erodibility varies events, field measurements hard to obtain. Here, we identify the key controls on debris-flow based data set that combines information properties, c...
Urine contains variable amounts of organic matter derived from cell degradation. The cellular detritus is composed by membranous and cytosolic glycoproteins, etc. The aim of this paper was to study the role of organic matter in calcium oxalate crystal development and to evaluate the action of some crystallization inhibitors on this process. Crystallization studies were carried out on urine in s...
BACKGROUND The slow-flow or no re-flow phenomenon has been associated with distal embolization, especially of plaque debris, and with unfavorable clinical outcomes. Therefore, we examined the association between the coronary computed tomography angiography (CCTA) findings of the target lesion and distal embolization during percutaneous coronary intervention (PCI). METHODS AND RESULTS: Consecuti...
On 12 May 2008, the 8.0-magnitude Wenchuan earthquake occurred in Sichuan Province, China, triggering thousands of landslides, debris flows, and barrier lakes, leading to a substantial loss of life and damage to the local environment and infrastructure. This study aimed to monitor the status of geologic hazards and vegetation recovery in a post-earthquake disaster area using high-resolution aer...
Dynamic characteristics determine the mobility of debris flow and are also key to hazard risk assessment. However, dynamic process natural is very complex. Based on systematic analysis field observation data 93 debris-flow events at Jiangjia Ravine (Yunnan, China), this study attempts investigate mechanisms sources resistance flow. The flows almost completely liquefied, indicating that grain co...
Stream channel development in forested areas is profoundly influenced by large organic debris (logs , limbs and rootwads greater than 10 cm in diameter) in the channels. In low gradient meandering streams large organic debris enters the channel through bank erosion , mass wasting, blowdown, and collapse of trees due to ice loading. In small streams large organic debris may locally influence cha...
Debris flow, the most extensive and severe geological hazard along Karakoram Highway, frequently blocks Highway. Based on methods of field measurement, indoor statistical analysis theoretical research, this paper discusses relationship between four types debris flow The are rain type, glacier ice lake break type freeze–thaw their particle characteristics gully slope also considered in discussio...
The goal of this work is to predict reasonable lifetime of a filter used to remove debris (e.g. foreign particles and gels) from the melt stream of an extrusion process. We are developing models which incorporate nonNewtonian porous media flow through a medium whose porosity changes as debris accumulates. Boundary conditions are based on the assumption of constant flow rate and coupling with ot...
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