Results 31 to 40 of about 43,777 (268)

Study on Deliverability Evaluation of Staged Fractured Horizontal Wells in Tight Oil Reservoirs

open access: yesEnergies, 2021
At present, the existing deliverability evaluation models mainly consider the impact of specific factors on production, and the description of the complex fracture network structure primarily remains at the stage of an ideal dual-pore medium with uniform
Siyu Liu   +7 more
doaj   +1 more source

Historical Foundation and Practical Guideline for Ferroelectric Switching Kinetic Studies

open access: yesAdvanced Functional Materials, EarlyView.
The P and U pulses in the conventional PUND measurements are not identical because of the interplay between switching current and the measurement circuit components. This circuit effect can lead to a shift in polarization transients and misinterpreted physics in the switching kinetics.
Yi Liang, Pat Kezer, John T. Heron
wiley   +1 more source

Serious Games, Conceptual Blending, and Creative Learning [PDF]

open access: yesCyberspace Studies
Background: Many efforts have been put into using serious games for education over the past two decades. Although there are different definitions for serious games, there is a relative agreement that the education of knowledge or skills through or by ...
Masoud Kowsari, Mehrdad Garousi
doaj   +1 more source

Design of Fractal- Based Bandstop Filter for Microwave Radiation Leakage Reduction [PDF]

open access: yesEngineering and Technology Journal, 2017
There is a continuing concern over the risks associated with the use of microwave ovens because of the probable effects of the radiation leakage on the health of the individuals.
H Ahmed, J Ali, Ali Salim
doaj   +1 more source

Adsorption on Fractal Surfaces: A Non Linear Modeling Approach of a Fractional Behavior

open access: yesFractal and Fractional, 2021
This article deals with the random sequential adsorption (RSA) of 2D disks of the same size on fractal surfaces with a Hausdorff dimension ...
Vincent Tartaglione   +2 more
doaj   +1 more source

Fractal Nanotechnology [PDF]

open access: yesNanoscale Research Letters, 2008
Abstract Self-similar patterns are frequently observed in Nature. Their reproduction is possible on a length scale 102–105 nm with lithographic methods, but seems impossible on the nanometer length scale. It is shown that this goal may be achieved via a multiplicative variant of the multi-spacer patterning technology, in this way permitting ...
Cerofolini, GF   +3 more
openaire   +2 more sources

Fusogenic RNA Nanomodules for Fusion‐Mediated and Multiplexed siRNA Delivery

open access: yesAdvanced Functional Materials, EarlyView.
A fusogenic lipid‐layered RNA nanomodules (L‐CRAMs) enable high‐capacity and long‐lasting siRNA delivery through membrane fusion. These nanomodules carry exceptionally large siRNA payloads, avoid conventional endosomal uptake, and release multiple functional siRNAs through Dicer‐mediated processing.
Sunghyun Moon   +5 more
wiley   +1 more source

Iterated Functions Systems Composed of Generalized θ-Contractions

open access: yesFractal and Fractional, 2021
The theory of iterated function systems (IFSs) has been an active area of research on fractals and various types of self-similarity in nature. The basic theoretical work on IFSs has been proposed by Hutchinson.
Pasupathi Rajan   +2 more
doaj   +1 more source

FRACTAL STATISTICS, FRACTAL INDEX AND FRACTONS [PDF]

open access: yesGeometrical Aspects of Quantum Fields, 2001
The concept of fractal index is introduced in connection with the idea of universal class $h$ of particles or quasiparticles, termed fractons, which obey fractal statistics. We show the relation between fractons and conformal field theory(CFT)-quasiparticles taking into account the central charge $c[ν]$ and the particle-hole duality $ν ...
openaire   +2 more sources

Magnesium‐Based Transient Bioelectronics, Bio‐Optics and Bio‐Scaffolds

open access: yesAdvanced Functional Materials, EarlyView.
This paper reviews the state of the art and recent advances in magnesium‐based thin‐film, foils, and scaffolds for applications in transient bio‐optics, bioelectronics and tissue engineering. The design principles, fabrication methods, material properties, and integration strategies are discussed in detail.
Massimo Mariello, Yves Leterrier
wiley   +1 more source

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