Results 61 to 70 of about 11,062,938 (291)

Direct measurement method and prediction formula for permeability coefficient of unsaturated soils

open access: yesYantu gongcheng xuebao, 2019
Various measurement methods and prediction models for the permeability coefficient of unsaturated soils are summarized. A method for measuring the permeability coefficient and a prediction model are proposed.
SHAO Long-tan 1,2, WEN Tian-de 1,2, GUO Xiao-xia 1,2
doaj   +1 more source

Chitin‐Derived Carbon‐Metal Functional Materials

open access: yesAdvanced Functional Materials, EarlyView.
Functional carbon materials are synthesized from combination of biopolymer (chitin) and iron precursors. The resultant material exhibits superior surface area and adsorptive properties compared to carbon materials synthesized directly from pure chitin.
Herry Fang   +7 more
wiley   +1 more source

Multistep Methods

open access: yes, 2017
Using multistep methods to solve partial differential equations.
openaire   +1 more source

Patankar-type Linear Multistep Schemes [PDF]

open access: yes
Numerous real-world phenomena involve the interplay between processes of production and decay or consumption and can be therefore modeled by positive and conservative Production-Destruction differential Systems (PDS).
Giuseppe Izzo   +3 more
core   +1 more source

Self‐Assembled Hybrid Cell‐Enzyme Materials for Gas‐Powered Biocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Integrating living cells with programmable enzyme networks enables hybrid materials that convert gaseous feedstocks into chemical reducing power. These gas‐powered catalytic beads operate as modular, recyclable platforms for adaptive biocatalysis and sustainable synthesis.
Marius Stoeckle   +2 more
wiley   +1 more source

An Epigenetic Fate Converter Based on Nuclei‐Targeting Lipid Nanoparticles Drives Neuronal Programming of Stem Cells for Spinal Cord Repair

open access: yesAdvanced Functional Materials, EarlyView.
Schematic illustration of LNP‐MPG nuclei‐targeting delivery of HMW‐FGF2 promoting histone acetylation to regulate the fate of DPSCs and treat spinal cord injury. LNPs components include pHMW‐FGF2 plasmid, DSPC, Dlin‐MC3‐DMA, cholesterol, and PEG2000, and are modified with MPG to form HMW‐FGF2@LNP‐MPG (HLM). HLM nuclei‐targets DPSCs to deliver HMW‐FGF2,
Heng Zhou   +6 more
wiley   +1 more source

Multistep block method for solving Volterra integro-differential equations [PDF]

open access: yes, 2016
In this paper, we use multistep block method for solving linear and non-linear Volterra integro-differential equations (VIDEs) of the second kind. The VIDEs will be solved by using the combination of multistep block method of order three and Newton-Cotes
Mohamed, Nurul Atikah   +1 more
core   +2 more sources

Multistep Evolution Method to Generate Topological Interlocking Assemblies

open access: yesApplied Sciences
Research on topological interlocking (TI) assemblies indicates that the geometry of blocks plays a significant role in the performance of a configuration.
Andres Bejarano, Kathryn Moran
doaj   +1 more source

Architecture‐Driven Functional Coupling in Vertically Aligned Nanocomposites

open access: yesAdvanced Functional Materials, EarlyView.
Vertically aligned nanocomposites define a growth‐engineered architecture in which vertical interfaces, strain fields, defect pathways, and phase connectivity are created simultaneously. This review shows how these architectural features couple ferroic, optical, ionic, electrochemical, and device responses, establishing design rules and open challenges
Md Shatil Islam‐Shanto   +4 more
wiley   +1 more source

An Implicit Collocation Method for Direct Solution of Fourth Order Ordinary Differential Equations

open access: yesJournal of Applied Sciences and Environmental Management, 2020
This paper presented a linear multistep method for solving fourth order initial value problems of ordinary differential equations. Collocation and interpolation methods are adopted in the derivation of the new numerical scheme which is further applied ...
B. Alechenu, D.O. Oyewola
doaj   +2 more sources

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