Results 31 to 40 of about 5,861,883 (237)

Simulation study on the active layer thickness and the interface of a-IGZO-TFT with double active layers

open access: yesFrontiers of Optoelectronics, 2014
In this paper, ATLAS 2D device simulator of SILVACO was used for device simulation of inverted- staggered thin film transistor using amorphous indium gallium zinc oxide as active layer (a-IGZO-TFT) with double active layers, based on the density of states (DOS) model of amorphous material.
Xiaoyue Li, Sheng Yin, Dong Xu
openaire   +1 more source

Localized Vegetation, Soil Moisture, and Ice Content Offset Permafrost Degradation under Climate Warming

open access: yesGeosciences, 2023
Rapid Arctic warming is expected to result in widespread permafrost degradation. However, observations show that site-specific conditions (vegetation and soils) may offset the reaction of permafrost to climate change.
Gleb E. Oblogov   +4 more
doaj   +1 more source

Recent massive expansion of wildfire and its impact on active layer over pan-Arctic permafrost

open access: yesEnvironmental Research Letters, 2023
Wildfire is recognized as an increasing threat to the southern boreal forests and the permafrost beneath them, with less occurring over the cold continuous permafrost than before.
Xingru Zhu, Xiyan Xu, Gensuo Jia
doaj   +1 more source

Change in drag, apparent slip and optimum air layer thickness for laminar flow over an idealised superhydrophobic surface [PDF]

open access: yes, 2013
Analytic results are derived for the apparent slip length, the change in drag and the optimum air layer thickness of laminar channel and pipe flow over an idealised superhydrophobic surface, i.e. a gas layer of constant thickness retained on a wall.
Newton, M.I.   +13 more
core   +1 more source

Non-fullerene OSC: The effects of active and electron transport layers' thickness towards 19.5% efficiency

open access: yesRevue des Énergies Renouvelables
The effects of the active layer thickness of the organic solar cells based on PM6, D18 and L8-BO materials as well as the effects of electron transport layer thickness are examined using Organic and hybrid Material Nano Simulation (Oghma) software ...
Burak Yahya Kadem, R.K. Fakher Alfahed
doaj   +1 more source

Influences of forest fires on the permafrost environment: A review

open access: yesAdvances in Climate Change Research, 2021
In boreal and arctic regions, forest fires exert great influences on biogeochemical processes, hydrothermal dynamics of the active layer and near-surface permafrost, and subsequent nutrient cycles.
Xiao-Ying Li   +10 more
doaj   +1 more source

Permafrost, Active Layer Thickness and Soil Organic Carbon Maps over the Tibetan Plateau

open access: yes, 2019
Using recent observations of mean annual ground temperature (MAGT) at or near (the closest to) the depth of zero annual amplitude, active layer thickness (ALT) and soil organic carbon (SOC) at different depth measured during the baseline period (2006 ...
Fu, Bojie   +6 more
core   +1 more source

Numerical solution of the Poisson equation on domains with a thin layer of random thickness [PDF]

open access: yes, 2016
The present article is dedicated to the numerical solution of the Poisson equation on domains with a thin layer of different conductivity and of random thickness.
Dambrine, Marc   +3 more
core   +1 more source

Effects of Effective Layer Thickness, Light Intensity and Electron-Hole Pair Separation Distance on The Performance of Organic Bulk Heterojunction Solar Cells [PDF]

open access: yesJournal of Optoelectronical Nanostructures
In this paper the influence of different parameters such as active layer thickness, light intensity and charge separation distance on the photocurrent-voltage, short circuit current density (Jsc) and open circuit voltage (Voc) characteristics in MEH-PPV ...
Aliasghar Ayobi
doaj   +1 more source

Active layer thickness distributions from 2011 to 2100 on the Qinghai permafrost regions.

open access: yes, 2022
Active layer thickness (ALT) at the baseline period (2001-2016) and ALT from 2011 to 2100 projected by the ensemble mean of 29 CMIP5 models under RCP4.5 scenarios over the permafrost region of the Qinghai Plateau.
Yixin Xu (12581685)   +7 more
core   +1 more source

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