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2,968 Results Found

  • Article
  • Open Access
23 Citations
7,164 Views
22 Pages

19 February 2018

As a consequence of policies such as the EU Public Sector Initiative, authorities across Europe have been moving towards providing free access to a wide range of statistical data and in particular geodata. From the diverse end-users’ perspective (gen...

  • Article
  • Open Access
69 Citations
5,991 Views
24 Pages

Complementarity and ‘Resource Droughts’ of Solar and Wind Energy in Poland: An ERA5-Based Analysis

  • Jakub Jurasz,
  • Jerzy Mikulik,
  • Paweł B. Dąbek,
  • Mohammed Guezgouz and
  • Bartosz Kaźmierczak

20 February 2021

In recent years, Poland has experienced a significant increase in the installed capacity of solar and wind power plants. Renewables are gaining increasing interest not only because of Poland’s obligations to European Union policies, but also because...

  • Article
  • Open Access
1,126 Views
16 Pages

27 February 2025

This paper explores the dynamics of political competition, resource availability, and conflict through a simulation-based approach. Utilizing agent-based models (ABMs) within an evolutionary game theoretical framework, we investigate how individual b...

  • Article
  • Open Access
9 Citations
3,489 Views
16 Pages

30 March 2021

After geometry optimization, the electron spectra of indole and four azaindoles are calculated by density functional theory. Available experimental photoemission and excitation data for indole and 7-azaindole are used to compare with the theoretical...

  • Article
  • Open Access
1 Citations
1,300 Views
11 Pages

26 November 2024

Identifying effective treatments and policies early in a pandemic is challenging because only limited and noisy data are available and biological processes are unknown or uncertain. Consequently, classical statistical procedures may not work or requi...

  • Article
  • Open Access
36 Citations
12,300 Views
19 Pages

7 August 2017

In this present study, numerical and theoretical analysis were both used to investigate the effect of the variable baffle spacing on the thermal characteristics of a small shell and tube heat exchanger. The numerical study was performed by using a th...

  • Article
  • Open Access
25 Citations
5,264 Views
17 Pages

Green Financial Instruments of Cleaner Production Technologies

  • Viktor Koval,
  • Olga Laktionova,
  • Dzintra Atstāja,
  • Janis Grasis,
  • Iryna Lomachynska and
  • Roman Shchur

24 August 2022

Despite the rather long period of solving environmental issues and research, the problems of attracting green financial instruments as sources of financing and stimulating the development and implementation of clean technologies have not been suffici...

  • Article
  • Open Access
6 Citations
3,201 Views
9 Pages

25 August 2018

In this paper, a new family of binary LRCs (BLRCs) with locality 2 and uneven availabilities for hot data is proposed, which has a high information symbol availability and low parity symbol availabilities for the local repair of distributed storage s...

  • Article
  • Open Access
4 Citations
2,414 Views
13 Pages

The spread of high-performance personal computers, frequently equipped with powerful Graphic Processing Units (GPUs), has raised interest in a set of techniques that are able to extract models of electromagnetic phenomena (and devices) directly from...

  • Article
  • Open Access
24 Citations
7,799 Views
12 Pages

4 May 2017

The acoustic performance of the ducted Helmholtz resonator (HR) system is analyzed theoretically and numerically. The periodic HR array could provide a wider noise attenuation band due to the coupling of the Bragg reflection and the HR’s resonance. H...

  • Article
  • Open Access
29 Citations
11,265 Views
21 Pages

Biogas Production Potential from Economically Usable Green Waste

  • Daniel Pick,
  • Martin Dieterich and
  • Sebastian Heintschel

18 April 2012

Biomass production for energy purposes on agricultural land competes with food production. This is a serious problem, considering the limited availability of farmland, rising demand for varied food products, demand for more organic crop production re...

  • Article
  • Open Access
5 Citations
3,121 Views
40 Pages

Extended Atomic Structure Calculations for W11+ and W13+

  • Narendra Singh,
  • Sunny Aggarwal and
  • Man Mohan

7 December 2020

We report an extensive and elaborate theoretical study of atomic properties for Pm-like and Eu-like Tungsten using Flexible Atomic Code (FAC). Excitation energies for 304 and 500 fine structure levels are presented respectively, for W11+ and W13+. Pr...

  • Article
  • Open Access
5 Citations
3,514 Views
9 Pages

Study of the Structure and Infrared Spectra of LiF, LiCl and LiBr Using Density Functional Theory (DFT)

  • Katarzyna Chruszcz-Lipska,
  • Elżbieta Szostak,
  • Krzysztof Kazimierz Zborowski and
  • Ewa Knapik

30 July 2023

The paper presents a study of the crystal structure of anhydrous halides LiF, LiCl and LiBr using density functional theory. Models composed of 125 atoms were used for this study. The theoretical values of the lattice parameters and the distribution...

  • Article
  • Open Access
1,676 Views
9 Pages

Random Field Ising Model Criticality in a Complex Binary Liquid System

  • Henrich Frielinghaus,
  • Purushottam S. Dubey,
  • Debasish Saha,
  • Eunjoo Shin,
  • Olaf Holderer,
  • Jan V. Sengers and
  • Stephan Förster

29 June 2024

While Ising criticality in classical liquids has been firmly established both theoretically and experimentally, much less is known about criticality in liquids in which the growth of the correlation length is frustrated by finite-size effects. A theo...

  • Article
  • Open Access
3 Citations
1,968 Views
11 Pages

2 August 2022

The Poisson–Nernst–Planck (PNP) system is a nonlinear coupled system that describes the motion of ionic particles. As the exact solution of the system is not available, numerical investigations are essentially important, and there are qui...

  • Feature Paper
  • Article
  • Open Access
8 Citations
4,192 Views
12 Pages

30 July 2021

In this paper, the applicability of a theoretical flow resistance law to sediment-laden flow in pipes is tested. At first, the incomplete self-similarity (ISS) theory is applied to deduce the velocity profile and the corresponding flow resistance law...

  • Review
  • Open Access
4 Citations
3,105 Views
43 Pages

Survey on Adsorption of Low Molecular Weight Compounds in Cu-BTC Metal–Organic Framework: Experimental Results and Thermodynamic Modeling

  • Antonio Baldanza,
  • Domenico Mallamace,
  • Giuseppe Mensitieri,
  • Cosimo Brondi,
  • Pellegrino Musto and
  • Giuseppe Scherillo

20 August 2022

This contribution aims at providing a critical overview of experimental results for the sorption of low molecular weight compounds in the Cu-BTC Metal–Organic Framework (MOF) and of their interpretation using available and new, specifically dev...

  • Article
  • Open Access
9 Citations
3,803 Views
14 Pages

9 November 2018

Effective firefighting of major fires in fuel storage plants can effectively prevent or delay fire spread (domino effect) and eventually extinguish the fire. If the number of firefighting crew and equipment is sufficient, firefighting will include th...

  • Review
  • Open Access
15 Citations
3,662 Views
22 Pages

Availability Analysis of HVDC-VSC Systems: A Review

  • Sebastian Dambone Sessa,
  • Antonio Chiarelli and
  • Roberto Benato

15 July 2019

This work stems from the worldwide increasing need to precisely consider, in the design phase of an HVDC project, the availability of the HVDC system. In this paper, an overview of the availability assessment methods for HVDC-VSC transmission systems...

  • Article
  • Open Access
10 Citations
4,259 Views
9 Pages

27 October 2021

The paper presents an analysis of data on the cross sections of electron impact ionization of atoms of alkali metals, hydrogen, noble gases, some transition metals and Al, Fe, Ni, W, Au, Hg, U. For the selected sets of experimental and theoretical da...

  • Article
  • Open Access
9 Citations
4,047 Views
19 Pages

14 December 2018

The coordinated operation for hydropower generation in cascade reservoirs is critical to resolve the conflicts in hydropower needs between upstream and downstream reservoirs. Due to the individual rationality and collective rationality highlighted by...

  • Article
  • Open Access
1 Citations
2,159 Views
16 Pages

A Critical Analysis of Target Ionization and Projectile Electron Loss in Neutral– and Ion–Atom Collisions

  • Michele A. Quinto,
  • Nicolás J. Esponda,
  • Maria F. Rojas,
  • Roberto D. Rivarola and
  • Juan M. Monti

21 November 2023

Electron removal (target ionization and/or projectile electron loss) in neutral–atom collisions is theoretically studied for the impact of H0, He0 and He+ beams on noble gases (He, Ne and Ar). These reactions are investigated theoretically with...

  • Article
  • Open Access
5 Citations
3,018 Views
16 Pages

18 April 2022

A chronoamperometric procedure for the preparation of silver nanoparticles (AgNPs) in aqueous systems with no extra added stabilizing agents is presented. The uniqueness of the prepared nanoparticle systems was explored by theoretical considerations....

  • Article
  • Open Access
1 Citations
6,146 Views
23 Pages

Topological Study of 6.82 D Carbon Allotrope Structure

  • Leena Rosalind Mary Gnanaraj and
  • Deepa Ganesan

18 May 2022

Carbonallotropes are widely available and can be found in the atmosphere, the earth’s crust, and in living creatures in myriad forms. Allotropes are also used in several fields, including for medicinal and biological applications, due to their...

  • Article
  • Open Access
4 Citations
2,900 Views
14 Pages

Supramolecular helices that arise from the self-assembly of small organic molecules via non-covalent interactions play an important role in the structure and properties of the corresponding materials. Here we study the supramolecular helical aggregat...

  • Article
  • Open Access
14 Citations
4,165 Views
21 Pages

25 March 2021

Wireless Charging (WC) is a promising technology that has recently attracted the research community and several companies. WC has a myriad of advantages and diverse applications especially in the emerging Internet of Things (IoT) and Wireless Sensor...

  • Article
  • Open Access
6 Citations
4,180 Views
13 Pages

Digital forensic investigations are getting harder and more time consuming everyday because of various problems including rapid advances in technology, wide variety of available devices in investigations, and large amount of data to be analyzed. In o...

  • Article
  • Open Access
6 Citations
2,720 Views
20 Pages

Model-Based Field Winding Interturn Fault Detection Method for Brushless Synchronous Machines

  • Kumar Mahtani,
  • José M. Guerrero,
  • Luis F. Beites and
  • Carlos A. Platero

15 December 2022

The lack of available measurements makes the detection of electrical faults in the rotating elements of brushless synchronous machines particularly challenging. This paper presents a novel and fast detection method regarding interturn faults at the f...

  • Review
  • Open Access
15 Citations
4,801 Views
16 Pages

Scattering of Light from the Systemic Circulatory System

  • Sidra Batool,
  • Mehwish Nisar,
  • Fabio Mangini,
  • Fabrizio Frezza and
  • Eugenio Fazio

30 November 2020

There are many factors of methodological origin that influence the measurement of optical properties of the entire circulatory system which consists of blood as the basic component. The basic idea of this review article is to provide the optical prop...

  • Article
  • Open Access
112 Citations
9,149 Views
23 Pages

22 May 2018

Energy security and sustainability are crucial factors for the development of China. The creation of an evaluation theoretical system of the energy has theoretical and practical significance that is important for ensuring the safe and sustainable dev...

  • Article
  • Open Access
2 Citations
6,727 Views
18 Pages

19 December 2023

In this article, we explore some theoretical issues related to reductionism and systems. Fundamentally, reductionism neglects that a system can acquire properties. Among various possible reductionist approaches, we consider the reduction of sufficien...

  • Review
  • Open Access
4 Citations
2,811 Views
28 Pages

In this paper, research on dynamic behaviors of RC structural members was reviewed using experimental, theoretical and numerical perspectives. First, in a basic overview, measurement methods, main conclusions and current limitations of available dyna...

  • Feature Paper
  • Article
  • Open Access
6 Citations
3,916 Views
23 Pages

Theoretical and Energy Biomass Potential of Heat and Electricity Production in Kosovo

  • Ardit Sertolli,
  • Attila Bai,
  • Zoltán Gabnai,
  • Tamás Mizik and
  • Albiona Pestisha

23 October 2023

The energy use of residues from agriculture, forestry, and solid waste can foster the transition towards a more renewable energy supply. This paper analyzes the energy potential of the above-mentioned sources for energy applications in Kosovo. The an...

  • Feature Paper
  • Review
  • Open Access
1 Citations
1,338 Views
33 Pages

9 April 2025

The present work provides a framework for the comprehensive assessment of energy-harvesting resources in buildings, encompassing environmental, anthropogenic, and recyclable sources. A review of resources and state-of-the-art energy-harvesting techno...

  • Article
  • Open Access
1 Citations
951 Views
44 Pages

Compositional Causal Identification from Imperfect or Disturbing Observations

  • Isaac Friend,
  • Aleks Kissinger,
  • Robert W. Spekkens and
  • Elie Wolfe

8 July 2025

The usual inputs for a causal identification task are a graph representing qualitative causal hypotheses and a joint probability distribution for some of the causal model’s variables when they are observed rather than intervened on. Alternative...

  • Feature Paper
  • Article
  • Open Access
11 Citations
2,291 Views
14 Pages

Effects of Biochar Addition on Rill Flow Resistance

  • Alessio Nicosia,
  • Vincenzo Pampalone and
  • Vito Ferro

29 October 2021

The development of rills on a hillslope whose soil is amended by biochar remains a topic to be developed. A theoretical rill flow resistance equation, obtained by the integration of a power velocity distribution, was assessed using available measurem...

  • Article
  • Open Access
1,764 Views
13 Pages

9 January 2022

This paper aims to obtain the dynamical solution and instantaneous availability of software systems with aperiodic impulse rejuvenation. Firstly, we formulate the generic system with a group of coupled impulsive differential equations and transform i...

  • Article
  • Open Access
1 Citations
2,177 Views
15 Pages

Tidal Resonance: A Factor Worth Considering in the Orbital Evolution of Heartbeat Stars

  • Jian-Wen Ou,
  • Chen Jiang,
  • Ming Yang,
  • Cong Yu,
  • Dong-Yang Gao and
  • Guangbo Long

14 December 2023

Heartbeat star systems have been reported to exhibit two distinct different orbital dynamic evolution processes: apsidal precession (e.g., KIC 4544587) and orbital decay (e.g., KIC 3766353). While experiencing similar dynamic tidal interactions, thes...

  • Article
  • Open Access
5 Citations
3,217 Views
15 Pages

Defining and Measuring Forest Dependence in the United States: Operationalization and Sensitivity Analysis

  • Gregory E. Frey,
  • Chalisa Kallayanamitra,
  • Philadelphia Wilkens and
  • Natasha A. James

6 April 2022

This manuscript helps bridge a gap between theoretical work that advocates for a broad view of forest dependence, and empirical work that has focused narrowly on economic measures. Background: Forest dependence has been widely recognized as a valuabl...

  • Review
  • Open Access
1 Citations
2,883 Views
45 Pages

The BCL Method for DSSC: Basis and Applications

  • Mauricio Barrera,
  • Irma Crivelli and
  • Barbara Loeb

24 February 2022

In this work, a comprehensive view of the route that led to the construction of a theoretical approach to the functioning of DSSC is presented. The model was developed based on the theoretical interpretation of experimental results obtained along the...

  • Article
  • Open Access
1,348 Views
20 Pages

Polyphenol Content and Antioxidant Activity in Homemade and Commercial Soups: A Theoretical and Experimental Approach

  • Monika Sejbuk,
  • Iwona Mirończuk-Chodakowska,
  • Małgorzata Kuczyńska and
  • Anna Maria Witkowska

Background: Most studies on polyphenols and antioxidant activity focus on raw ingredients, often overlooking the impact of technological processes—a gap that is particularly notable given that many population studies rely on theoretical calcula...

  • Article
  • Open Access
14 Citations
13,285 Views
14 Pages

22 October 2022

This study proposes geometric path plans composed of two stages to automatically perform perpendicular and parallel parking with a reverse path in a narrow space. In perpendicular parking, the minimum width of the available parking spot is computed b...

  • Article
  • Open Access
6 Citations
6,997 Views
17 Pages

In this paper we make a proposal that writing modality (pen-and-paper versus computer-based writing can be conceptualized as a cognitive task complexity factor. To lay ground for this theoretical proposal, we first review previous adaptations of cogn...

  • Article
  • Open Access
1 Citations
2,096 Views
13 Pages

Set Packing Optimization by Evolutionary Algorithms with Theoretical Guarantees

  • Youzhen Jin,
  • Xiaoyun Xia,
  • Zijia Wang,
  • Xue Peng,
  • Jun Zhang and
  • Weizhi Liao

27 September 2024

The set packing problem is a core NP-complete combinatorial optimization problem which aims to find the maximum collection of disjoint sets from a given collection of sets, S, over a ground set, U. Evolutionary algorithms (EAs) have been widely used...

  • Article
  • Open Access
9 Citations
4,806 Views
11 Pages

12 June 2018

Results from a long-term stormwater quality monitoring program were used to derive total suspended solids (TSS) event load distributions at four small urban environments (flat roof, parking lot, residential catchment, high traffic street). Theoretica...

  • Article
  • Open Access
26 Citations
5,162 Views
12 Pages

21 November 2019

Many situations, as for example within the context of Fractional Calculus theory, require computing the Mittag–Leffler (ML) function with matrix arguments. In this paper, we collect theoretical properties of the matrix ML function. Moreover, we...

  • Article
  • Open Access
2 Citations
3,200 Views
12 Pages

9 February 2018

The paper proposes a simple systematic procedure to target thermodynamic power generation limits from a set of heat source streams. The procedure takes the form of an algebraic targeting approach commonly applied in process heat integration. It allow...

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