Results 21 to 30 of about 9,463,996 (246)

Pengaruh Tutupan Lahan terhadap Base Flow Index DAS Way Seputih Provinsi Lampung

open access: yesSiklus: Jurnal Teknik Sipil, 2021
Tujuan penelitian ini adalah menganalisis nilai Base Flow Index (BFI) dan debit baseflow DAS Way Seputih; menganalisis nilai Curve Number (CN) composite DAS Way Seputih tahun 2005, 2009, dan 2011; serta menganalisis pengaruh perubahan tutupan lahan ...
Adenan Yusuf   +2 more
doaj   +1 more source

Experimental Investigation of Geosynthetic-Reinforced Pile-Supported Composite Foundations under Cyclic Loading

open access: yesAdvances in Civil Engineering, 2020
A series of model tests were conducted in this study to investigate the deformation characteristics of geosynthetic-reinforced pile-supported (GRPS) composite foundations under cyclic loading. The effects of the applied load, the number of geogrid layers,
Kaifu Liu   +4 more
doaj   +1 more source

Composite outcomes in observational studies of Crohn’s disease: a systematic review and meta-analysis

open access: yesTherapeutic Advances in Gastroenterology, 2022
Background: This systematic review and meta-analysis aims to assess composite and aggregate outcomes of observational studies in Crohn’s disease and to evaluate whether the number and type of variables included affect the frequency of the outcome ...
Fernando Magro   +15 more
doaj   +1 more source

Fast Multi-ANN Composite Models for Repeater Optimization in Presence of Parametric Uncertainty for on-Chip Hybrid Copper-Graphene Interconnects

open access: yesIEEE Access, 2023
In this paper, composite models are developed to predict the statistics of the optimal number and size of repeaters required to minimize the power delay product (PDP) of on-chip hybrid copper-graphene interconnects when subject to parametric uncertainty.
Suyash Kushwaha   +3 more
doaj   +1 more source

The possibility of recasting of pure titanium

open access: yesJournal of Dental Sciences, 2017
Background/purpose: Pure titanium (Ti) has many advantages, such as high corrosion resistance and excellent biocompatibility. The mechanical properties of pure Ti are like those of type IV gold alloys.
Pei-Ling Lai   +5 more
doaj   +1 more source

Preparation of ZnO/Brucite Functional Composite Powder by the Mechanochemical Method

open access: yesFrontiers in Materials, 2021
In this experiment, ZnO/brucite composite powder was prepared through the mechanochemical method; further, the properties, particle morphology, and structure of the composite powder were characterized. The results show that mechanical grinding action can
Huan Shuai   +4 more
doaj   +1 more source

Experimental and Numerical Study on the Strength of Repaired Steel Pipes with Composite Patches under Internal Pressure [PDF]

open access: yesMechanics of Advanced Composite Structures, 2023
Considering the old methods of maintenance and repair of oil and gas pipelines such as welding or replacing a part of the damaged pipeline which include high costs and spending a lot of time, the important usage of novel methods with lower costs such as ...
Azita Shafaee Fallah   +2 more
doaj   +1 more source

On approximation numbers of composition operators

open access: yesJournal of Approximation Theory, 2012
We show that the approximation numbers of a compact composition operator on the weighted Bergman spaces $\mathfrak{B}_α$ of the unit disk can tend to 0 arbitrarily slowly, but that they never tend quickly to 0: they grow at least exponentially, and this speed of convergence is only obtained for symbols which do not approach the unit circle.
Daniel Li 0004   +2 more
openaire   +4 more sources

Tensile and Bending Strength Analysis of Ramie Fiber and Woven Ramie Reinforced Epoxy Composite

open access: yesJournal of Natural Fibers, 2021
This study aims to analyze the effect of the number of woven ramie layers (plies) and ramie fiber weight as reinforcement of composite on the tensile strength and bending strength.
Zulkifli Djafar   +2 more
doaj   +1 more source

Adaptive Speaker Recognition Based on Hidden Markov Model Parameter Optimization

open access: yesIEEE Access, 2020
The Hidden Markov Model (HMM) is a widely used method for speaker recognition. During its training, the composite order of the measurement probability matrix and the number of re-evaluations of the initial model affect the speed and accuracy of a ...
Yangjie Wei
doaj   +1 more source

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