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17 Results Found

  • Article
  • Open Access
7 Citations
2,686 Views
16 Pages

12 October 2023

The civil aviation industry is experiencing significant growth in air traffic density within terminal areas, necessitating improved air traffic efficiency. In China’s pursuit of world-class airport clusters, operational complexities arise due t...

  • Article
  • Open Access
3 Citations
2,321 Views
31 Pages

20 December 2024

Integrated arrival–departure and surface scheduling (IADS) is a critical research task in next-generation air traffic management that aims to harmonize the complex and interrelated processes of airspace and airport operations in the Metroplex....

  • Article
  • Open Access
4 Citations
5,254 Views
15 Pages

2 December 2023

Extreme precipitation has become more frequent and intense with time and space. Infrastructure design tools such as Intensity-Duration-Frequency (IDF) curves still rely on historical precipitation and stationary assumptions, risking current and futur...

  • Article
  • Open Access
2 Citations
2,661 Views
24 Pages

Evaluation of Homogenization in Metroplex Operations Based on Multi-Dimensional Indicators

  • Congcong Guo,
  • Wei Cong,
  • Fengwei Zhong,
  • Di Jiang,
  • Jiaming Su and
  • Yanjun Wang

18 August 2022

The development of a Multiple Airport Region (MAR) could lead to fierce competition. To evaluate the level of homogenization between airports in a MAR, a homogenization evaluation method based on multi-dimensional indicators was developed. A multi-di...

  • Article
  • Open Access
49 Citations
12,051 Views
19 Pages

Combustion-Generated Nanoparticulates in the El Paso, TX, USA / Juarez, Mexico Metroplex: Their Comparative Characterization and Potential for Adverse Health Effects

  • L. E. Murr,
  • K. F. Soto,
  • K. M. Garza,
  • P. A. Guerrero,
  • F. Martinez,
  • E. V. Esquivel,
  • D. A. Ramirez,
  • Y. Shi,
  • J. J. Bang and
  • J. Venzor, III

In this paper we report on the collection of fine (PM1) and ultrafine (PM0.1), or nanoparticulate, carbonaceous materials using thermophoretic precipitation onto silicon monoxide/formvar-coated 3 mm grids which were examined in the transmission elect...

  • Article
  • Open Access
1 Citations
1,511 Views
23 Pages

6 March 2025

In this study, our aim is to diagnose how two quasi-linear convective systems (QLCS) are organized so one can determine the possible role of the city of Chicago, IL, USA, in modifying convective precipitation systems. In this Part I of a two-part stu...

  • Article
  • Open Access
3 Citations
2,184 Views
23 Pages

Allocating New Slots in a Multi-Airport System Based on Capacity Expansion

  • Sichen Liu,
  • Shuce Wang,
  • Minghua Hu,
  • Lei Yang,
  • Lei Liu and
  • Yan Wang

2 December 2024

Over time, the rapid expansion of civil aviation infrastructure has led to the establishment of multi-airport systems (MASs) or Metroplex, where airports situated in close proximity form interconnected networks. Given that individual airport capaciti...

  • Article
  • Open Access
935 Views
20 Pages

22 August 2025

Airport congestion in metropolitan clusters (Metroplex systems) poses significant challenges, particularly when capacity reductions occur due to adverse weather conditions. This study introduces a two-stage robust optimization model aimed at improvin...

  • Proceeding Paper
  • Open Access
6 Citations
3,677 Views
11 Pages

A System for Measurement and Analysis of Aircraft Noise Impacts

  • Donald C. Jackson,
  • Thomas C. Rindfleisch and
  • Juan J. Alonso

29 December 2021

The Metroplex Overflight Noise Analysis (MONA) project seeks to measure, analyze, and archive the ground noise generated by aircraft overflights and to provide accurate and actionable data for a variety of different purposes. On the one hand, experim...

  • Article
  • Open Access
32 Citations
6,725 Views
13 Pages

Space Use and Movement of Urban Bobcats

  • Julie K. Young,
  • Julie Golla,
  • John P. Draper,
  • Derek Broman,
  • Terry Blankenship and
  • Richard Heilbrun

24 May 2019

Global urbanization is rapidly changing the landscape for wildlife species that must learn to persist in declining wild spacing, adapt, or risk extinction. Many mesopredators have successfully exploited urban niches, and research on these species in...

  • Article
  • Open Access
4 Citations
4,649 Views
12 Pages

Modeling the Dispersion of E. coli in Waterbodies Due to Urban Sources: A Spatial Approach

  • Kyna Borel,
  • Vaishali Swaminathan,
  • Cherish Vance,
  • Galen Roberts,
  • Raghavan Srinivasan and
  • Raghupathy Karthikeyan

2 September 2017

In the United States, pathogens are the leading cause for rivers and streams to exceed water quality standards. The Spatially Explicit Load Enrichment Calculation Tool (SELECT) was developed to estimate bacterially contaminated water bodies based on...

  • Article
  • Open Access
1 Citations
739 Views
36 Pages

The terminal maneuvering area (TMA) serves as a critical transition zone between upper enroute airways and airports, representing one of the most complex regions for managing high volumes of arrival and departure traffic. This paper presents the mult...

  • Article
  • Open Access
1 Citations
1,932 Views
17 Pages

While rainfall occurs for several reasons, climate change and urbanization influence its frequency and geographical disparities. Although recent research suggests that urbanization may lead to increased rainfall, insights into how urbanization can tr...

  • Article
  • Open Access
7,097 Views
24 Pages

Calibration of Low-Cost LoRaWAN-Based IoT Air Quality Monitors Using the Super Learner Ensemble: A Case Study for Accurate Particulate Matter Measurement

  • Gokul Balagopal,
  • Lakitha Wijeratne,
  • John Waczak,
  • Prabuddha Hathurusinghe,
  • Mazhar Iqbal,
  • Daniel Kiv,
  • Adam Aker,
  • Seth Lee,
  • Vardhan Agnihotri and
  • David J. Lary
  • + 1 author

6 March 2025

This study calibrates an affordable, solar-powered LoRaWAN air quality monitoring prototype using the research-grade Palas Fidas Frog sensor. Motivated by the need for sustainable air quality monitoring in smart city initiatives, this work integrates...

  • Article
  • Open Access
1 Citations
2,684 Views
26 Pages

A Modeling Framework of Atmospheric CO2 in the Mediterranean Marseille Coastal City Area, France

  • Brian Nathan,
  • Irène Xueref-Remy,
  • Thomas Lauvaux,
  • Christophe Yohia,
  • Damien Piga,
  • Jacques Piazzola,
  • Tomohiro Oda,
  • Mélissa Milne,
  • Maria Herrmann and
  • Alexandre Armengaud
  • + 1 author

5 October 2024

As atmospheric CO2 emissions and the trend of urbanization both increase, the ability to accurately assess the CO2 budget from urban environments becomes more important for effective CO2 mitigation efforts. This task can be difficult for complex area...

  • Article
  • Open Access
3 Citations
3,601 Views
24 Pages

The Design and Deployment of a Self-Powered, LoRaWAN-Based IoT Environment Sensor Ensemble for Integrated Air Quality Sensing and Simulation

  • Lakitha O. H. Wijeratne,
  • Daniel Kiv,
  • John Waczak,
  • Prabuddha Dewage,
  • Gokul Balagopal,
  • Mazhar Iqbal,
  • Adam Aker,
  • Bharana Fernando,
  • Matthew Lary and
  • David J. Lary
  • + 8 authors

12 March 2025

The goal of this study is to describe a design architecture for a self-powered IoT (Internet of Things) sensor network that is currently being deployed at various locations throughout the Dallas-Fort Worth metroplex to measure and report on Particula...

  • Article
  • Open Access
17 Citations
3,555 Views
38 Pages

The Development of PSO-ANN and BOA-ANN Models for Predicting Matric Suction in Expansive Clay Soil

  • Saeed Davar,
  • Masoud Nobahar,
  • Mohammad Sadik Khan and
  • Farshad Amini

9 August 2022

Disasters have different shapes, and one of them is sudden landslides, which can put the safety of highway users at risk and result in crucial economic damage. Along with the risk of human losses, each day a highway malfunctions causes high expenses...