Results 31 to 40 of about 6,521,077 (382)

Impact of emission controls on air quality in Beijing during APEC 2014: lidar ceilometer observations [PDF]

open access: yesAtmospheric Chemistry and Physics, 2015
The implementation of emission reductions during the 2014 Asia-Pacific Economic Cooperation (APEC) summit provides a valuable opportunity to study air pollution in Beijing.
G. Tang   +7 more
doaj   +1 more source

S-band and X-band Radar Observation Characteristics of EF2 Tornado at Qingyuan of Baoding in 2021

open access: yes应用气象学报
Using multiple observations such as S-band radar (SPOL) in Shijiazhuang, X-band phased array radar (XPAR) in Xiong'an, and ground-based encrypted automatic stations, detection features and evolutions of EF2 tornado at Donglü Village, Qingyuan District of
Chen Xuejiao   +6 more
doaj   +1 more source

Spectral analysis of boundary layers in Rayleigh-Benard convection

open access: yes, 2007
A combined experimental and numerical study of the boundary layer in a 4:1 aspect-ratio Rayleigh-B\'{e}nard cell over a four-decade range of Rayleigh numbers has been undertaken aimed at gaining a better insight into the character of the boundary layers.
F. M. White   +6 more
core   +2 more sources

Exchange Processes in the Atmospheric Boundary Layer Over Mountainous Terrain

open access: yes, 2018
The exchange of heat, momentum, and mass in the atmosphere over mountainous terrain is controlled by synoptic-scale dynamics, thermally driven mesoscale circulations, and turbulence.
S. Serafin   +12 more
semanticscholar   +1 more source

Diagnosis of a Regional Thundersnow in Beijing, Tianjin and Hebei in February 2024

open access: yes应用气象学报
The generation mechanism of extreme snowfall and convective snowfall in Beijing-Tianjin-Hebei region of China from 20 February to 21 February in 2024 are analyzed with high-resolution observations and the fifth-generation European Centre for Medium-Range
Suo Chunnan   +6 more
doaj   +1 more source

Experimental study of granular surface flows via a fast camera: a continuous description [PDF]

open access: yes, 2001
Depth averaged conservation equations are written for granular surface flows. Their application to the study of steady surface flows in a rotating drum allows to find experimentally the constitutive relations needed to close these equations from ...
Bouchaud J.-Ph   +5 more
core   +4 more sources

Heavy Rainfall Events in Southern China Associated with Tropical Cyclones in the Bay of Bengal: A Case Study

open access: yesAtmosphere, 2019
We use a case study to show that a continuous heavy rainfall process in southern China was closely related to tropical cyclone activity in the Bay of Bengal.
Junpeng Yuan   +6 more
doaj   +1 more source

Boundary layer emission and Z-track in the color-color diagram of luminous LMXBs

open access: yes, 2005
We demonstrate that Fourier-frequency resolved spectra of atoll and Z- sources are identical, despite significant difference in their average spectra and luminosity (by a factor of ~10-20).
Asai   +68 more
core   +2 more sources

A Cre‐dependent lentiviral vector for neuron subtype‐specific expression of large proteins

open access: yesFEBS Letters, EarlyView.
We designed a versatile and modular lentivector comprising a Cre‐dependent switch and self‐cleaving 2A peptide and tested it for co‐expression of GFP and a 2.8 kb gene of interest (GOI) in mouse cortical parvalbumin (PV+) interneurons and midbrain dopamine (TH+) neurons.
Weixuan Xue   +6 more
wiley   +1 more source

Regional Rainfall Damage Functions to Estimate Direct Economic Losses in Rainstorms: A Case Study of the 2016 Extreme Rainfall Event in Hebei Province of China

open access: yesInternational Journal of Disaster Risk Science
Developing a regional damage function to quickly estimate direct economic losses (DELs) caused by heavy rain and floods is crucial for providing scientific supports in effective disaster response and risk reduction.
Xiaojuan Chen   +4 more
doaj   +1 more source

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