Rock avalanche deposits store quantitative evidence on internal shear during runout
Sign Up to like & getrecommendations! Published in 2017 at "Geophysical Research Letters"
DOI: 10.1002/2017gl073774
Abstract: We investigated the quantitative effect of internal shear on grain breakage during rock-avalanche runout, by means of 38 ring-shear experiments on identical sand samples at different normal stresses, shear strains and shear-strain rates. We compared… read more here.
Keywords: internal shear; grain; rock avalanche; avalanche ... See more keywords
Hybrid Light Emitters and UV Solar-Blind Avalanche Photodiodes based on III-Nitride Semiconductors.
Sign Up to like & getrecommendations! Published in 2019 at "Advanced materials"
DOI: 10.1002/adma.201904354
Abstract: In the last two decades, remarkable progress has been achieved in the field of optoelectronic devices based on III-nitride semiconductors. In terms of photonics applications in the visible-UV spectral range, III-nitrides are one of the… read more here.
Keywords: iii nitride; blind avalanche; avalanche; nitride semiconductors ... See more keywords
High-gain AlGaN/GaN visible-blind avalanche heterojunction phototransistors
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-019-02571-8
Abstract: We report the fabrication and characterization of the visible-blind AlGaN/GaN-based avalanche heterojunction phototransistors (AHPT) with a collector-up configuration. The fabricated devices with 150-μm-diameter active area exhibit low dark currents of less than 20 pA at… read more here.
Keywords: blind avalanche; heterojunction phototransistors; visible blind; avalanche ... See more keywords
Application of Hidden Markov Model for avalanche danger simulations for road sectors in North-West Himalaya
Sign Up to like & getrecommendations! Published in 2018 at "Natural Hazards"
DOI: 10.1007/s11069-018-3343-7
Abstract: AbstractHidden Markov Model (HMM) has been developed for avalanche warning on 10 different road sectors in Pir-Panjal and Great Himalayan mountain ranges of North-West Himalaya. The model uses a data set of nine snow and… read more here.
Keywords: west himalaya; north west; markov model; avalanche ... See more keywords
Separate Absorption and Multiplication AlGaN Solar-Blind Avalanche Photodiodes With High-low-Doped and Heterostructured Charge Layer
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Electronic Materials"
DOI: 10.1007/s11664-020-07950-0
Abstract: In this work, an AlGaN solar-blind ultraviolet separate-absorption-and-multiplication avalanche photodiode is presented, where the charge layer has a high-low-doping (HLD) profile and a lower Al content. It was shown by numerical simulations that the HLD… read more here.
Keywords: algan solar; avalanche; charge layer; multiplication ... See more keywords
Geospatial Modelling and Mapping of Snow Avalanche Susceptibility
Sign Up to like & getrecommendations! Published in 2017 at "Journal of the Indian Society of Remote Sensing"
DOI: 10.1007/s12524-017-0672-z
Abstract: The main objective of this study was to mapping the potential avalanche susceptible zones in Siachen region of the Western Indian Himalaya. A geospatial analytical hierarchy process (AHP) model based on expert judgements has been… read more here.
Keywords: avalanche; modelling mapping; avalanche susceptibility; geospatial modelling ... See more keywords
Spatial modeling of snow avalanche susceptibility using hybrid and ensemble machine learning techniques
Sign Up to like & getrecommendations! Published in 2021 at "Catena"
DOI: 10.1016/j.catena.2021.105524
Abstract: Abstract In this study, snow avalanche susceptibility maps of Uzungol Basin, which is a special environmental protected zone located in Eastern Black Sea Basin of Turkeywere conducted. For this, the belief function values of snow… read more here.
Keywords: snow avalanche; avalanche; avalanche susceptibility; spatial modeling ... See more keywords
Reconstructing snow-avalanche extent using remote sensing and dendrogeomorphology in Parâng Mountains
Sign Up to like & getrecommendations! Published in 2019 at "Cold Regions Science and Technology"
DOI: 10.1016/j.coldregions.2018.10.002
Abstract: Abstract Snow avalanches are some of the most important geomorphic processes that disturb the forests at treeline in the Romanian Carpathians. The occurrence of multiple snow avalanches in the same area leads to the development… read more here.
Keywords: snow avalanche; par mountains; remote sensing; extent ... See more keywords
Determining forest parameters for avalanche simulation using remote sensing data
Sign Up to like & getrecommendations! Published in 2020 at "Cold Regions Science and Technology"
DOI: 10.1016/j.coldregions.2019.102976
Abstract: Abstract Mountain forests offer effective, natural and cost-efficient protection against avalanches. Trees reduce the probability of an avalanche formation and can significantly decelerate small to medium size avalanches. Remote sensing methods enable an efficient assessment… read more here.
Keywords: forest cover; avalanche; remote sensing; simulation ... See more keywords
Characteristics and runout behaviour of the disastrous 28 August 2017 rock avalanche in Nayong, Guizhou, China
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Geology"
DOI: 10.1016/j.enggeo.2019.105154
Abstract: Abstract On 28th August 2017, a disastrous rock avalanche occurred in Nayong, Guizhou, China. This catastrophic event killed 35 people and destroyed 23 houses. In this study, the failure process of the avalanche was analyzed… read more here.
Keywords: guizhou china; rock avalanche; avalanche; august 2017 ... See more keywords
Timing and features of a late MIS 2 rock avalanche in the Eastern Himalayas, constrained by 10Be exposure dating
Sign Up to like & getrecommendations! Published in 2018 at "Geomorphology"
DOI: 10.1016/j.geomorph.2018.05.022
Abstract: Abstract We investigate a previously unrecorded rock avalanche deposit (Yadong rock avalanche) that resulted from a major mountain slope failure on the northwest slopes of Mt. Chomo Lhari in the Eastern Himalayas. We provide detailed… read more here.
Keywords: eastern himalayas; rock avalanche; exposure; avalanche ... See more keywords