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9 Results Found

  • Article
  • Open Access
13 Citations
9,116 Views
16 Pages

2 June 2019

Do larger cities still suffer from higher crime rates? The scaling relationship between the number of crimes and the population size for the maximum of 758 cities with more than 50,000 inhabitants in the United States from 1999 to 2014 was analyzed....

  • Article
  • Open Access
5 Citations
2,866 Views
18 Pages

Urban scaling law provides a quantitative understanding of the fundamental nonlinear properties of how cities work. Addressing this, this study intended to examine the potential scaling law that may lie in urban air pollution. With ground-monitored P...

  • Article
  • Open Access
2 Citations
1,595 Views
12 Pages

Delay Differential Equations with Several Sublinear Neutral Terms: Investigation of Oscillatory Behavior

  • Waed Muhsin,
  • Osama Moaaz,
  • Sameh S. Askar,
  • Ahmad M. Alshamrani and
  • Elmetwally M. Elabbasy

23 November 2023

In this work, new oscillation criteria are established for a second-order differential equation with several sublinear neutral terms and in the canonical case. To determine the oscillation conditions, we followed the Riccati approach and also compare...

  • Article
  • Open Access
1 Citations
2,955 Views
15 Pages

15 March 2022

Characterizing the topology and random walk of a random network is difficult because the connections in the network are uncertain. We propose a class of the generalized weighted Koch network by replacing the triangles in the traditional Koch network...

  • Article
  • Open Access
497 Views
18 Pages

22 October 2025

Based on first-principles calculations and linear-response time-dependent density functional theory within the random phase approximation (LR-TDDFT-RPA), this work systematically investigates the modulation of Dirac plasmons in germanene via carrier...

  • Article
  • Open Access
21 Citations
5,182 Views
16 Pages

Human activity hotspots are the clusters of activity locations in space and time, and a better understanding of their functionality would be useful for urban land use planning and transportation. In this article, using trajectory data, we aim to infe...

  • Article
  • Open Access
14 Citations
4,899 Views
18 Pages

The Prandtl model is certainly the simplest and most generic microscopic model describing solid friction. It consists of a single, thermalized atom attached to a spring, which is dragged past a sinusoidal potential representing the surface energy cor...

  • Article
  • Open Access
23 Citations
3,526 Views
14 Pages

Modeling of the Influence of Chemical Composition, Sintering Temperature, Density, and Thickness in the Light Transmittance of Four Zirconia Dental Prostheses

  • Yuri Resende Fonseca,
  • Carlos Nelson Elias,
  • Sergio Neves Monteiro,
  • Heraldo Elias Salomão dos Santos and
  • Claudinei dos Santos

8 August 2019

Research has increasingly been conducted to improve the toughness and aesthetics of zirconium oxide (zirconia) used in prosthetic dentistry. However, the balance between better mechanical properties and greater translucency, to ensure aesthetic requi...

  • Article
  • Open Access
10 Citations
2,983 Views
14 Pages

Long-Term Exposure to Ozone Increases Neurological Disability after Stroke: Findings from a Nationwide Longitudinal Study in China

  • Jiajianghui Li,
  • Hong Lu,
  • Man Cao,
  • Mingkun Tong,
  • Ruohan Wang,
  • Xinyue Yang,
  • Hengyi Liu,
  • Qingyang Xiao,
  • Baohua Chao and
  • Tianjia Guan
  • + 2 authors

13 August 2022

Exposure to ozone (O3) is associated with stroke incidence and mortality. However, whether long-term exposure to O3 is associated with post-stroke neurological disability remains unknown. This study investigated the relationship based on the longitud...