Results 21 to 30 of about 2,175,387 (287)

Weather system classification and water vapor transport characteristics of extreme value rainstorm in northwestern Hunan

open access: yesJournal of Water and Climate Change, 2023
Using meteorological analysis, composite analysis and water vapor trajectory analysis, the extreme value rainstorm process in northwest Hunan was analyzed. The results show that three types are summarized: the Southwest Vortex and Warm Shear Line Pattern
Enrong Zhao   +5 more
doaj   +1 more source

Multi-objective optimization of carbon/glass hybrid composites with newly developed resin (NDR) using gray relational analysis [PDF]

open access: yes, 2020
Purpose: It is seen that little amount of work on optimization of mechanical properties taking into consideration the combined effect of design variables such as stacking angle, stacking sequence, different resins and thickness of composite laminates has
Bhalerao, Yogesh J.   +1 more
core   +1 more source

Response of Total Column Ozone at High Latitudes to Sudden Stratospheric Warmings

open access: yesAtmosphere, 2023
The total column ozone (TCO) at northern high latitudes is increased over a course of 1–2 months after a major sudden stratospheric warming as a consequence of enhanced ozone eddy transport and diffusive ozone fluxes.
Klemens Hocke   +2 more
doaj   +1 more source

Relationship of structure and stiffness in laminated bamboo composites [PDF]

open access: yes, 2018
Laminated bamboo in structural applications has the potential to change the way buildings are constructed. The fibrous microstructure of bamboo can be modelled as a fibre-reinforced composite.

core   +2 more sources

Tropical Easterly Waves Over Costa Rica and Their Relationship to the Diurnal Cycle of Rainfall

open access: yesGeophysical Research Letters, 2023
Using an index of tropical easterly wave (TEW) activity derived from spacetime‐filtered outgoing longwave radiation, we construct composites of long‐term hourly surface meteorological observations and morningtime sounding data collected near San José ...
Rani M. Wiggins   +6 more
doaj   +1 more source

Loss of Persistence of the North Atlantic Oscillation and its Biological Implication

open access: yesFrontiers in Ecology and Evolution, 2014
Winter sea-level pressure fields in the northern hemisphere were analysed with respect to regimes and regime shifts (RS). Classification of the North Atlantic Oscillation (NAO) patterns resulted in the identification of two longer lasting climate regimes:
Joachim W. Dippner   +2 more
doaj   +1 more source

Lambda Boo stars with composite spectra [PDF]

open access: yes, 2004
We examine the large sample of lambda Boo candidates collected in Table 1 of Gerbaldi et al. (2003) to see how many of them show composite spectra. Of the 132 lambda Boo candidates we identify 22 which definitely show composite spectra and 15 more for ...
Abt   +59 more
core   +1 more source

Compositional timing analysis [PDF]

open access: yesProceedings of the seventh ACM international conference on Embedded software, 2009
We develop and implement a methodology for automatic abstraction of systems defined as networks of timed components modeled by timed automata. The abstraction technique yields an abstract model with much less clocks and states which over-approximate the timed behavior of the concrete system.
Ramzi Ben Salah   +2 more
openaire   +1 more source

Statistical Analysis of Composite Spectra

open access: yes, 2004
We consider nearest neighbor spacing distributions of composite ensembles of levels. These are obtained by combining independently unfolded sequences of levels containing only few levels each. Two problems arise in the spectral analysis of such data. One
A.Y. Abul-Magd   +42 more
core   +1 more source

Triple correlation for detection of damage-related nonlinearities in composite structures [PDF]

open access: yes, 2015
Nonlinear effects in vibration responses are investigated for the undamaged composite plate and the composite plate with a delamination. The analysis is focused on higher harmonic generation in vibration responses for various excitation amplitude levels.
Aymerich, F.   +6 more
core   +2 more sources

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