Results 71 to 80 of about 335,151 (313)

Hump‐Shaped Relationship Between Microbial Carbon Use‐Efficiency and Soil Organic Carbon in Alpine Grasslands

open access: yesAdvanced Science, EarlyView.
On the Qinghai–Tibetan Plateau, microbial carbon use efficiency (CUE) peaks at intermediate soil organic carbon levels and declines thereafter. In carbon‐rich soils, the formation of stable mineral‐associated organic carbon is decoupled from microbial CUE.
Yuting Wang   +8 more
wiley   +1 more source

Piecewise planar underwater mosaicing

open access: yesOCEANS 2015 - Genova, 2015
A commonly ignored problem in planar mosaics, yet often present in practice, is the selection of a reference homography reprojection frame where to attach the successive image frames of the mosaic. A bad choice for the reference frame can lead to severe distortions in the mosaic and can degenerate in incorrect configurations after some sequential frame
BELLAVIA, FABIO   +7 more
openaire   +2 more sources

Deformation Prediction of 4D‐Printed Active Composite Structures Based on Data Mining

open access: yesAdvanced Science, EarlyView.
A curvature‐driven sequence point generation (CSPG) algorithm based on data mining is proposed to predict the deformation of double‐layer voxelized composite structures of arbitrary lengths. In addition, the CSPG algorithm is applied to predict the deformation of 2D and 3D structures assembled from beam elements, and its effectiveness is validated ...
Mengtao Wang   +6 more
wiley   +1 more source

Master Cylinder Pressure Control Based on Piecewise-SMC in Electro-Hydraulic Brake System

open access: yesActuators
This paper focuses on enhancing master cylinder pressure control in pressure-sensorless Electro-Hydraulic Brake (EHB) systems. A novel control strategy is developed, integrating a Piecewise Sliding Mode Controller (Piecewise-SMC) with an Extended Sliding
Cong Liang   +5 more
doaj   +1 more source

Intercompartmental Piecewise Gene Transfer [PDF]

open access: yesGenes, 2017
Gene relocation from the residual genomes of organelles to the nuclear genome still continues, although as a scaled down evolutionary phenomenon, limited in occurrence mostly to protists (sensu lato) and land plants. During this process, the structural integrity of transferred genes is usually preserved.
openaire   +2 more sources

Piecewise Implicit Differential Systems [PDF]

open access: yesJournal of Dynamics and Differential Equations, 2016
In this paper, the authors are concerned with non-smooth dynamical systems expressed by piecewise first order implicit differential equations. The sliding modes of such system around some typical singularities are investigated. When the Sotomayor-Teixeira regulization is applied, some singular perturbation problems arise.
Lopes, Bruno D.   +2 more
openaire   +2 more sources

Ultrafast Multilevel Switching and Synaptic Behavior in a Planar Quantum Topological Memristor

open access: yesAdvanced Science, EarlyView.
Dry‐transferred Bi2Te3 layers enable a planar quantum topological memristor framework. In‐plane topological surface states facilitate ultrafast & low‐power operations. Coexisting analog and digital modes support current‐controlled multilevel states. PQTM exhibits 105 s retention, 103 cycles endurance, and reproducibility across 24 devices.
Mamoon Ur Rashid   +12 more
wiley   +1 more source

Piecewise nonlinear materials and Monotonicity Principle [PDF]

open access: green, 2023
Antonio Corbo Esposito   +5 more
openalex   +1 more source

Piecewise flat gravitational waves [PDF]

open access: yesClassical and Quantum Gravity, 2011
We examine the continuum limit of the piecewise flat locally finite gravity model introduced by 't Hooft. In the linear weak field limit we find the energy--momentum tensor and metric perturbation of an arbitrary configuration of defects. The energy--momentum turns out to be restricted to satisfy certain conditions.
openaire   +5 more sources

Piecewise-linear pseudodiagrams [PDF]

open access: yes, 2013
There are 2^n possible resolutions of a smooth pseudodiagram with n precrossings. If we consider piecewise-linear (PL) pseudodiagrams and resolutions that themselves are PL, certain resolutions of the pseudodiagram may not exist in three-space.
Durava, Molly   +2 more
core  

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