Results 91 to 100 of about 1,637 (192)

Effects of slope and upslope inflow rate on black soil ephemeral gully erosion processes in the Northeastern China

open access: yesJournal of Hydrology: Regional Studies
Study region: Black soil region in the Northeastern China Study focus: Ephemeral gullies serve as major sediment sources in Northeast China which can substantially reduce land productivity.
Yazhe Li   +7 more
doaj   +1 more source

Structure and predictive skill of strong northeasterly wind events using a limited area numerical weather prediction model at Iqaluit, Canada

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2013
Strong northeasterly wind events are infrequent over Baffin Island, but are potentially hazardous for aviation and the local community of Iqaluit (the capital of Nunavut, Canada). Three strong northeasterly wind events in this region are examined in this
John M. Hanesiak   +4 more
doaj   +1 more source

How does biotic weathering work? Influence of alpine plants on rock temperature and rock moisture [PDF]

open access: yesBiogeosciences
Rock temperature and moisture are critical factors influencing rock weathering. In alpine environments, these parameters are determined by both macroscale factors, including climate, and microscale factors, including vegetation cover.
O. Sass, U. Bauer, A. Jentsch, T. Deola
doaj   +1 more source

Spatial and temporal evolution of a coastal erg margin: the Middle Jurassic Page Sandstone, southern Utah, USA

open access: yesSedimentology, EarlyView.
ABSTRACT Aeolian deflationary events are erosive to static stages where sediment supply is insufficient to support bedform migration and preservation in the rock record. In the vicinity of shallow‐marine environments, inland rises of relative water table and associated generation of deflationary super surfaces may be driven by the onset of ...
Victor J. P. Hême de Lacotte   +4 more
wiley   +1 more source

Discontinuous Galerkin Method for 1D Shallow Water Flow with Water Surface Slope Limiter

open access: yes, 2010
A water surface slope limiting scheme is applied to numerically solve the one dimensional shallow water equations with bottom slope source term. The total variation diminishing Runge-Kutta discontinuous Galerkin finite element method with slope limiter ...
Lai, Wencong
core  

Steviol Glycosides (E960) From Stevia rebaudiana: Technological Innovations, Safety Assessment, Regulatory Aspects and Their Role in Sustainable Food Systems

open access: yesFood Science &Nutrition, Volume 14, Issue 7, July 2026.
Steviol Glycosides (E960) from Stevia rebaudiana: Technological Innovations, Safety Assessment, Regulatory Aspects and their Role in Sustainable Food Systems. ABSTRACT Stevia (Stevia rebaudiana Bertoni) is a small perennial herb widely recognized as a natural sweetener.
Aswin Sakthivel Manoharan   +1 more
wiley   +1 more source

Studies into the detection of buried objects (particularly optical fibres) in saturated sediment. Part 3: experimental investigation of acoustic penetration of saturated sediment

open access: yes, 2007
This report is the third in a series of five, designed to investigate the detection oftargets buried in saturated sediment, primarily through acoustical or acoustics-relatedmethods.
Leighton, T.G., Evans, R.C.P.
core  

Connecting Bond Switching to Fracture Toughness of Calcium Aluminosilicate Glasses

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 7, July 2026.
ABSTRACT Fracture toughness is a critical mechanical property of glasses, but a detailed understanding of its link to composition and structure is still missing. Here, focusing on the industrially important family of calcium aluminosilicate glasses, we measure the fracture toughness of two glass series using the single‐edge precracked beam method, one ...
Sidsel Mulvad Johansen   +7 more
wiley   +1 more source

A relative Poincaré–Birkhoff theorem

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 7, July 2026.
Abstract A. Moreno and Otto van Koert proved a generalised version of the classical Poincaré–Birkhoff theorem, for Liouville domains of any dimension. In this article, we prove a relative version for Lagrangians with Legendrian boundary. This gives interior chords of arbitrary large length, provided that the twist condition introduced by Moreno and van
Agustin Moreno, Arthur Limoge
wiley   +1 more source

A Theoretical and Experimental Investigation of the Lift and Drag Characteristics of Hydrofoils at Subcritical and Supercritical Speeds

open access: yes, 1955
A theoretical and experimental investigation at subcavitation speeds was made of the effect of the free-water surface and rigid boundaries on the lift and drag of an aspect-ratio-10 hydrofoil at both subcritical and supercritical speeds and of an aspect ...
Wadlin, Kenneth L   +2 more
core  

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