Results 301 to 310 of about 1,172,200 (380)

Subset‐Row Inequalities and Unreachability in Path‐Based Formulations for Vehicle Routing and Scheduling Problems

open access: yesNetworks, EarlyView.
ABSTRACT This work considers branch‐price‐and‐cut algorithms for variants of the vehicle‐routing problem in which subset‐row inequalities (SRIs) are used to strengthen the linear relaxation. SRIs often help to substantially reduce the size of the branch‐and‐bound search tree.
Stefan Faldum   +2 more
wiley   +1 more source

Tailoring Carbon Additives Synergy in Co‐Continuous PVDF/PET Nanocomposites for Enhanced PEM Fuel Cell Bipolar Plates

open access: yesPolymer Engineering &Science, EarlyView.
Schematic illustration of the nanocomposite’s cocontinuous morphology, highlighting the preferential distribution of hybrid conductive carbon fillers within the PET phase, which promotes the formation of a denser and more efficient conductive network required for high‐performance PEMF bipolar plates. ABSTRACT The advancement of proton exchange membrane
Sahar Shojaei   +11 more
wiley   +1 more source

Unveiling Effects of Biodiesel and Diesel on Environmental Stress Cracking of PE‐HD

open access: yesPolymer Engineering &Science, EarlyView.
Change of FNCT time to failure depending on initial fuel sorption condition and corresponding LSM images of the respective fracture surface. ABSTRACT The behavior of high‐density polyethylene with respect to resistance against environmental stress cracking (ESC) is usually regarded as an inherent material property being specific for respective types of
Markus Schilling   +4 more
wiley   +1 more source

Where numerical weather prediction meets large‐eddy simulations in a convective boundary layer during the FESSTVaL field experiment

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
We exploit the Field Experiment on Sub‐mesoscale Spatio‐Temporal Variability in Lindenberg (FESSTVaL) to compare the performance of an NWP model at sub‐km resolutions with a traditional LES model. Focusing on clear‐sky ABL turbulence (June 14), shallow convective clouds and surface radiation (June 27), and deep convective cold pools (June 29), we find ...
Mirjana Sakradzija   +8 more
wiley   +1 more source

Evaluation of the WRF model for simulating deep convection and cold‐pool characteristics relevant to wind‐energy applications in Germany

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Deep convection and cold‐pool characteristics over Germany during July 2023 are investigated using Deutscher Wetterdienst (DWD) radar observations and a Weather Research and Forecasting (WRF) model simulation. The temporal evolution of convective cell features reveals a downward‐facing parabolic pattern in both WRF and observations, in terms of cell ...
Gerard Kilroy, Jeffrey D. Thayer
wiley   +1 more source

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