Results 81 to 90 of about 150,634 (313)

Using PIV to measure granular temperature in saturated unsteady polydisperse granular flows [PDF]

open access: yes, 2016
The motion of debris flows, gravity-driven fast moving mixtures of rock, soil and water can be interpreted using the theories developed to describe the shearing motion of highly concentrated granular fluid flows.
A Armanini   +31 more
core   +1 more source

β‐Catenin/c‐Myc Axis Modulates Autophagy Response to Different Ammonia Concentrations

open access: yesAdvanced Biology, Volume 9, Issue 3, March 2025.
Ammonia, detoxified by the liver into urea and glutamine, impacts autophagy differently at varying levels. Low ammonia activates autophagy via c‐Myc and β‐catenin, while high levels suppress it. Using Huh7 cells and Spf‐ash mice, c‐Myc's role in cytoprotective autophagy is revealed, offering insights into hyperammonemia and potential therapeutic ...
S. Sergio   +11 more
wiley   +1 more source

A rationale for effective post-fire debris flow mitigation within forested terrain

open access: yesGeoenvironmental Disasters, 2018
Watersheds recently burned by wildfires are recognized as having an increased susceptibility to debris flow occurrence. The great majority occur within the first 2 years following wildfires.
Jerome V. De Graff
doaj   +1 more source

Creating a Debris Flow Susceptibility Model for Great Britain: a GIS Based Approach [PDF]

open access: yes, 2017
The term debris flow refers to the rapid downslope flow of poorly-sorted debris mixed with water (Ballantyne, 2004). Debris flows are described by (Hungr et al., 2014) as: “very rapid to extremely rapid surging flow of saturated debris in a steep ...
Bee, E.J.   +3 more
core  

Fire-related debris flows in the Iberian Range, Spain [PDF]

open access: yes, 2012
38 páginas, 2 tablas, 11 figuras[EN] Debris flows occurred three weeks after a wildfire in August 1986 in the Najerilla River valley in the Iberian Range, northern Spain.
Arnáez-Vadillo, J.   +4 more
core   +2 more sources

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Calibration of numerical models for small debris flows in Yosemite Valley, California, USA [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2005
This study compares documented debris flow runout distances with numerical simulations in the Yosemite Valley of California, USA, where about 15% of historical events of slope instability can be classified as debris flows and debris slides (Wieczorek and
P. Bertolo, G. F. Wieczorek
doaj  

Landslide Hazards [PDF]

open access: yes
This fact sheet provides an overview of the hazards presented by landslides and debris flows, particluarly in wet weather conditions in landslide-prone areas.

core  

Acoustic module of the Acquabona (Italy) debris flow monitoring system [PDF]

open access: yes, 2005
International audienceMonitoring of debris flows aimed to the assessment of their physical parameters is very important both for theoretical and practical purposes.
Deganutti, A. M.   +3 more
core   +1 more source

Visualization of dominant stress-transfer mechanisms in experimental debris flows of different particle-size distribution [PDF]

open access: yes, 2017
Physical modelling of debris flow in a small-scale flume has been carried out to investigate the internal stress-transfer mechanisms within unsteady, saturated, and segregating granular free-surface flows.
Bowman, E.T., Sanvitale, N.
core   +2 more sources

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