Results 121 to 130 of about 415,340 (252)

Donor‐acceptor fractal synergy: Decoding self‐similarity for stable organic photovoltaics

open access: yesFlexMat, EarlyView.
Morphological congruence between donor and acceptor refines the fractal structure of bulk heterojunction films and enhances their self‐similarity. This optimized multiscale morphology preserves charge‐transport pathways against external disturbances, suppresses structural degradation, and improves the operational stability of organic solar cells while ...
Runzheng Gu   +13 more
wiley   +1 more source

Artificial structures for human‐machine interfaces with closed‐loop interaction

open access: yesFlexMat, EarlyView.
Artificial structures bridge sensing and feedback in closed‐loop human‐machine interfaces by providing geometry‐enabled mechanical and functional programmability. This review maps the role of artificial structures in diverse sensing modalities and feedback strategies, and illustrates their integration into closed‐loop interaction systems, highlighting ...
Taiqi Hu   +4 more
wiley   +1 more source

Fractal derivative model for the transport of the suspended sediment in unsteady flows

open access: yes, 2018
This paper makes an attempt to develop a Hausdorff fractal derivative model for describing the vertical distribution of suspended sediment in unsteady flow. The index of Hausdorff fractal derivative depends on the spatial location and the temporal moment
Xiaoting Liu   +4 more
core   +1 more source

Oleogels as Emerging Solid Fat Substitutes: Basic Characteristics, Preparation Strategies, and Food Applications

open access: yesFood Safety and Health, EarlyView.
This article reviews the basic characteristics, factors affecting properties of oleogels, and preparation methods of oleogels. Meanwhile, their applications in meat products, dairy products, baked goods, and delivering bioactive compounds are highly summarized.
Wenyuan Zhang   +6 more
wiley   +1 more source

Fractal derivative Nishihara rheology model and its application

open access: yesYantu gongcheng xuebao
The soft soil exhibits typical nonlinear rheological characteristics, while the traditional element models cannot accurately describe them. By replacing the conventional damper with a fractal damper and considering the damaging effects of soils, an ...
YIN Qian 1, 2 , GONG Weiming 1, 2, DAI Guoliang 1, 2, WANG Bochen 1, 2, ZHU Mingxing 3, RUAN Jing 4, LIU Qiang 5, ZHANG Fan 5
doaj   +1 more source

A Review of Probabilistic and Novel Approaches to Cost Assessment in CCUS Projects

open access: yesGreenhouse Gases: Science and Technology, EarlyView.
ABSTRACT Although the renewable energy sector is making progress, there is still a long way to go before green energy can be fully utilized. In this context, Carbon Capture Utilization and Storage (CCUS) technologies can act as a temporary bridge between a high‐emission past and a low‐emission future.
Majid Mohajeri, Saman Azadbakht
wiley   +1 more source

An Investigation of the Relationship Between Central Bank Unconventional Monetary Policy and Bitcoin Activity

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT This article investigates whether the unconventional monetary policy (UMP) measures pursued by the Federal Reserve, the Bank of England, the Bank of Japan, and the European Central Bank since the Global Financial Crisis (GFC) are associated with an appetite for cryptocurrency.
Niamh Wylie, Martha O'Hagan‐Luff
wiley   +1 more source

Fractal Sturm–Liouville Theory

open access: yes
This paper provides a short summary of fractal calculus and its application to generalized Sturm–Liouville theory. It presents both the fractal homogeneous and nonhomogeneous Sturm–Liouville problems and explores the theory’s applications in optics ...
Alireza Khalili Golmankhaneh   +7 more
core   +1 more source

Face image matching using fractal dimension [PDF]

open access: yes, 1999
A new method is presented in this paper for calculating the correspondence between two face images on a pixel by pixel basis. The concept of fractal dimension is used to develop the proposed non-parametric area-based image matching method which achieves ...
Kouzani, Abbas, Sammut, Karl, He, Fangpo
core  

Technological Evolution in Fintech: A Decadal Scientometric and Systematic Review of Developments and Criticisms

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT This study aims to classify pivotal fintech innovations and explore the prospects and pitfalls associated with emerging fintech services extensively discussed in the literature. We conducted a multistage systematic review of research published on fintech over the past decade from a technological perspective. Using the Preferred Reporting Items
Muhammad Imran Qureshi, Nohman Khan
wiley   +1 more source

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