Results 131 to 140 of about 10,192,155 (339)

Vieta's triangular array and a related family of polynomials

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1991
If n≥1, let the nth row of an infinite triangular array consist of entries B(n,j)=nn−j(jn−j), where 0≤j≤[12n].
Neville Robbins
doaj   +1 more source

Geometrically Encoded Positioning of Introns, Intergenic Segments, and Exons in the Human Genome

open access: yesAdvanced Science, EarlyView.
This study introduces a new hypothesis: exons, introns, and intergenic segments are non‐random projections of the functional layers of 3D structure of chromatin packing domains. Evidence is presented that this “geometric code” may encode volumetric structure, reconciling epigenetic patterns, correlates with oncogenic mutations, acting as a potential ...
Luay M. Almassalha   +11 more
wiley   +1 more source

Strategic Timing of Gene Silencing: Cellular Kinetics‐Based Administration of siRNA for Optimized Photothermal Cancer Treatment

open access: yesAdvanced Science, EarlyView.
Coordinating therapy with gene expression kinetics emerges as a key strategy for maximizing nanomedicine efficacy in aggressive cancers. A hybrid nanocarrier delivering HSP70‐targeting siRNA demonstrates this chronotherapeutic principle through systematic cellular profiling.
Tianliang Fang   +6 more
wiley   +1 more source

On Bicomplex Pell and Pell-Lucas Numbers

open access: yesCommunications in Advanced Mathematical Sciences, 2018
In this paper, bicomplex Pell and bicomplex Pell-Lucas numbers are defined. Also, negabicomplex Pell and negabicomplex Pell-Lucas numbers are given. Some algebraic properties of bicomplex Pell and bicomplex Pell-Lucas numbers which are connected between bicomplex numbers and Pell and Pell-Lucas numbers are investigated. Furthermore, d'Ocagne's identity,
openaire   +4 more sources

Schottky Barrier Diodes Based on Freestanding Polycrystalline Diamond Membranes

open access: yesAdvanced Electronic Materials, EarlyView.
The first demonstration of vertical Schottky barrier diodes fabricated using freestanding polycrystalline diamond membranes (PCDm) is presented. By leveraging the intrinsic structural and chemical asymmetry of the PCDm, a vertical device architecture is demonstrated that exhibits excellent rectifying behavior with an on/off ratio of ≈103 and achieves a
Dmitry Shinyavskiy   +4 more
wiley   +1 more source

Multidimensional Perovskite Solar Cells: What's Next after 3D/2D?

open access: yesAdvanced Energy Materials, EarlyView.
The frontier of low‐dimensional/3D perovskite interfaces is explored, moving beyond the well‐established 2D/3D interfaces. This discussion underscores the potential of combining 1D and 0D perovskites with the 3D structure, showcasing new prospects and challenges in material design. This reveals the pivotal role of the molecular structure of the organic
Lucas Scalon, Yana Vaynzof
wiley   +1 more source

King and Cochrane: The technological treadmill and racial inequity in US agriculture

open access: yesApplied Economic Perspectives and Policy, EarlyView.
Abstract Between 1920 and 1969, the number of Black farmers in the US decreased from 14% of all operators to 4%. Using Martin Luther King Jr.'s critique of agricultural policy and Willard Cochrane's theory of the technological treadmill, we explore how racial discrimination was linked to policies that led to structural change in US agriculture.
Jared Hutchins, Jacopo De Marinis
wiley   +1 more source

The Financial Status and Local Credit Market Conditions of U.S. Farms Engaged in Multiple Borrowing

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Agricultural producers often borrow from multiple lenders, raising concerns about credit risk and monitoring. We construct detailed farm‐level measures of how debt is distributed across lenders and examine how farm financial status and the physical presence of local lenders are linked to this practice.
Sylvanus Gaku   +3 more
wiley   +1 more source

Iron‐Based Catalysts for the Removal of Microplastics

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Microplastics (MPs) are some of the newer environmental dangers and are still in need of optimal treatment. Iron‐based compounds can be used as catalysts for the removal of MPs due to the iron abundance, sustainability, and catalytic versatility. This review presents the current status of iron‐based materials for the photocatalytic, Fenton process, and
Rossella Greco   +3 more
wiley   +1 more source

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