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22,231 Results Found

  • Article
  • Open Access
4 Citations
3,325 Views
17 Pages

Design and Analysis of Active Speed-Limit Mechanism for Large-Scale Spatial Solar Array

  • Shuli Yang,
  • Limin Shao,
  • Lin Li,
  • Mutian Li and
  • Yunshuai Chen

1 August 2023

The multidimensional deployment of large-scale spatial solar arrays has been the basis for high-power advanced spacecraft and a symbol of the leaps forward in aerospace technology. Activated and passive drives have often been used in combination to i...

  • Article
  • Open Access
1,769 Views
15 Pages

24 April 2023

Gelation through the liquid-liquid contact between a polymer solution and a gelator solution has been attempted with various combinations of gelator and polymer solutions. In many combinations, the gel growth dynamics is expressed as Xt, where X...

  • Article
  • Open Access
1 Citations
1,655 Views
13 Pages

23 September 2024

As it turns out, both isotope scaling and density limits are phenomena closely linked to fluid closure. The necessity to include ion viscosity arises for both phenomena. Thus, we have added ion viscosity to our model. The experimental isotope scaling...

  • Article
  • Open Access
1 Citations
1,810 Views
19 Pages

3 June 2023

Lévy walks represent important modeling tools for a variety of real-life processes. Their natural scaling limits are known to be described by the so-called material fractional derivatives. So far, these scaling limits have been derived for spa...

  • Article
  • Open Access
6 Citations
2,435 Views
28 Pages

15 May 2024

In recent years, deep learning methods have achieved remarkable success in hyperspectral image classification (HSIC), and the utilization of convolutional neural networks (CNNs) has proven to be highly effective. However, there are still several crit...

  • Article
  • Open Access
18 Citations
7,469 Views
21 Pages

Allometric Scaling and Resource Limitations Model of Tree Heights: Part 3. Model Optimization and Testing over Continental China

  • Xiliang Ni,
  • Taejin Park,
  • Sungho Choi,
  • Yuli Shi,
  • Chunxiang Cao,
  • Xuejun Wang,
  • Michael A. Lefsky,
  • Marc Simard and
  • Ranga B. Myneni

25 April 2014

The ultimate goal of our multi-article series is to demonstrate the Allometric Scaling and Resource Limitation (ASRL) approach for mapping tree heights and biomass. This third article tests the feasibility of the optimized ASRL model over China at bo...

  • Article
  • Open Access
13 Citations
2,648 Views
26 Pages

26 January 2021

Few non-traditional optimization techniques are applied to the dynamic economic dispatch (DED) of large-scale thermal power units (TPUs), e.g., 1000 TPUs, that consider the effects of valve-point loading with ramp-rate limitations. This is a complica...

  • Proceeding Paper
  • Open Access
1 Citations
1,008 Views
13 Pages

The antenna field of view, the angle range that can be accessed by scanning the main beam of a phased array, is one of the key performance prescriptions especially for space-borne aerials. The classical example of the full Earth, continental and subc...

  • Article
  • Open Access
5 Citations
3,855 Views
13 Pages

30 April 2019

Maximum tree height is an important indicator of forest vegetation in understanding the properties of plant communities. In this paper, we estimated regional maximum tree heights across the forest of the Great Khingan Mountain in Inner Mongolia with...

  • Article
  • Open Access
1,823 Views
22 Pages

Microplastic Distribution in a Small-Scale Aquatic System with Limited Anthropogenic Influence: A Case Study in Sasebo City, Japan

  • Huiho Jeong,
  • Daigo Fukuda,
  • Ahmed Elwaleed,
  • Quynh Thi Nguyen,
  • Pyae Sone Soe,
  • Byeong Kyu Min,
  • Hyeon Seo Cho,
  • Tetsuro Agusa and
  • Yasuhiro Ishibashi

This study presents the first investigation into the distribution of microplastics (MPs) in Sasebo City, Japan, using principal component analysis (PCA) in conjunction with water flow velocity and salinity variables. The mean MP abundance was 82.4 &p...

  • Article
  • Open Access
18 Citations
3,091 Views
23 Pages

12 November 2020

Limited power point tracking (LPPT) is emerging as a new technology for power management controllers for small-scale wind turbines (SSWTs) thanks to its advantages in terms of operation flexibility, economy and system security. LPPT operates in such...

  • Article
  • Open Access
17 Citations
10,648 Views
22 Pages

Allometric Scaling and Resource Limitations Model of Tree Heights: Part 2. Site Based Testing of the Model

  • Sungho Choi,
  • Xiliang Ni,
  • Yuli Shi,
  • Sangram Ganguly,
  • Gong Zhang,
  • Hieu V. Duong,
  • Michael A. Lefsky,
  • Marc Simard,
  • Sassan S. Saatchi and
  • Ranga B. Myneni
  • + 5 authors

10 January 2013

The ultimate goal of this multi-article series is to develop a methodology to generate continuous fields of tree height and biomass. The first paper demonstrated the need for Allometric Scaling and Resource Limitation (ASRL) model optimization and it...

  • Proceeding Paper
  • Open Access
1 Citations
2,400 Views
8 Pages

26 September 2023

Smart, ultra-scaled, always-on wearable, and implantable (WI) sensors are an exciting frontier in personalized medicine. These sensors integrate sensing and actuation capabilities, enabling real-time analyte detection for on-demand drug delivery, aki...

  • Article
  • Open Access
3,379 Views
9 Pages

Micrometer Scale Resolution Limit of a Fiber-Coupled Electro-Optic Probe

  • Young-Pyo Hong,
  • Kyung-Min Lee,
  • Sung-Yeol Kim,
  • Meehyun Lim,
  • Taekjin Kim,
  • Hyung-Jung Yong and
  • Dong-Joon Lee

28 June 2019

We present the practical resolution limit of a fine electrical structure based on a fiber-coupled electro-optic probing system. The spatial resolution limit was experimentally evaluated on the sub-millimeter to micrometer scale of planar electrical t...

  • Article
  • Open Access
8 Citations
3,303 Views
29 Pages

Multivariate Scale-Mixed Stable Distributions and Related Limit Theorems

  • Yury Khokhlov,
  • Victor Korolev and
  • Alexander Zeifman

In the paper, multivariate probability distributions are considered that are representable as scale mixtures of multivariate stable distributions. Multivariate analogs of the Mittag–Leffler distribution are introduced. Some properties of these...

  • Article
  • Open Access
20 Citations
9,037 Views
23 Pages

Allometric Scaling and Resource Limitations Model of Tree Heights: Part 1. Model Optimization and Testing over Continental USA

  • Yuli Shi,
  • Sungho Choi,
  • Xiliang Ni,
  • Sangram Ganguly,
  • Gong Zhang,
  • Hieu V. Duong,
  • Michael A. Lefsky,
  • Marc Simard,
  • Sassan S. Saatchi and
  • Ranga B. Myneni
  • + 5 authors

17 January 2013

A methodology to generate spatially continuous fields of tree heights with an optimized Allometric Scaling and Resource Limitations (ASRL) model is reported in this first of a multi-part series of articles. Model optimization is performed with the Ge...

  • Article
  • Open Access
2,357 Views
15 Pages

21 November 2022

Shewhart charts are the most commonly utilised control charts for process monitoring in industries with the assumption that the underlying distribution of the quality characteristic is normal. However, this assumption may not always hold true in prac...

  • Article
  • Open Access
10 Citations
3,218 Views
14 Pages

21 December 2022

As a developing country, China is experiencing rapid urbanization. With rapid economic development and urban population growth, urban land continues to expand. The urban land expansion provides development space for cities; however, the disorderly ex...

  • Article
  • Open Access
7 Citations
1,775 Views
27 Pages

27 June 2023

Analytic and asymptotic properties of the generalized Student and generalized Lomax distributions are discussed, with the main focus on the representation of these distributions as scale mixtures of the laws that appear as limit distributions in clas...

  • Proceeding Paper
  • Open Access
1,241 Views
7 Pages

24 October 2023

The seismic performance of buildings requires researchers to collect a suite of seismic records that are usually scaled to characterize the seismic hazard of the site. After scaling the accelerograms, a nonlinear analysis of the buildings allows rese...

  • Article
  • Open Access
8 Citations
3,852 Views
17 Pages

26 September 2022

Selecting an appropriate ground motion intensity measure (IM) to estimate the aleatory uncertainty produced by ground motion variability is the first and crucial step in fragility analysis. The choice of IM is influenced not only by the structural sy...

  • Article
  • Open Access
4 Citations
1,128 Views
13 Pages

The nucleation and growth of surface islands in the pre-coalescence stage has previously been studied by different methods, including the rate equation approach and kinetic Monte Carlo simulations. However, full understanding of island growth kinetic...

  • Article
  • Open Access
3 Citations
1,428 Views
25 Pages

13 September 2023

In this paper, the representability of the generalized Student’s distribution as uniform and normal-scale mixtures is considered. It is also shown that the generalized Burr and the Snedecor–Fisher distributions can be represented as the s...

  • Article
  • Open Access
1 Citations
1,530 Views
17 Pages

24 June 2024

An extended hybrid method for the analysis of the symmetric structural behavior of segmental tunnel linings is proposed. Their deformations cannot be determined by the traditional hybrid methods when the convergences are close to the serviceability l...

  • Article
  • Open Access
18 Citations
6,028 Views
29 Pages

Comparative Assessment of the Built-Up Area Expansion Based on Corine Land Cover and Landsat Datasets: A Case Study of a Post-Socialist City

  • Ilinca-Valentina Stoica,
  • Marina Vîrghileanu,
  • Daniela Zamfir,
  • Bogdan-Andrei Mihai and
  • Ionuț Săvulescu

3 July 2020

Monitoring uncontained built-up area expansion remains a complex challenge for the development and implementation of a sustainable planning system. In this regard, proper planning requires accurate monitoring tools and up-to-date information on rapid...

  • Article
  • Open Access
6 Citations
2,801 Views
18 Pages

26 October 2022

In practical applications, the safe operation of large-diameter prestressed concrete cylinder pipes (PCCPs) depends on the loading performance under internal water pressure. However, there is lack of damage tests for the full-scale large-diameter PCC...

  • Review
  • Open Access
6 Citations
4,593 Views
28 Pages

21 August 2023

The direct oxidation of methane to methanol as a liquid fuel and chemical feedstock is arguably the most desirable methane conversion pathway. Currently, constructing and understanding linear scaling relationships between the fundamental physical or...

  • Article
  • Open Access
3 Citations
4,844 Views
18 Pages

Dynamic Interplay between O2 Availability, Growth Rates, and the Transcriptome of Yarrowia lipolytica

  • Abraham A. J. Kerssemakers,
  • Süleyman Øzmerih,
  • Gürkan Sin and
  • Suresh Sudarsan

Industrial-sized fermenters differ from the laboratory environment in which bioprocess development initially took place. One of the issues that can lead to reduced productivity on a large scale or even early termination of the process is the presence...

  • Review
  • Open Access
429 Views
43 Pages

31 December 2025

Fisheries management in the Mediterranean Sea faces persistent challenges due to the prevalence of data-poor and data-limited stocks, small-scale multi-species fisheries, and limited long-term monitoring programs. Effective assessment methodologies a...

  • Article
  • Open Access
2 Citations
1,914 Views
14 Pages

4 September 2023

In the paper, quasi-exponentiated normal distributions are introduced for any real power (exponent) no less than two. With natural exponents, the quasi-exponentiated normal distributions coincide with the distributions of the corresponding powers of...

  • Commentary
  • Open Access
41 Citations
16,887 Views
13 Pages

4 March 2015

The reason why metabolic rate often scales allometrically (disproportionately) with body mass has been debated for decades. A critical question concerns whether metabolic scaling is controlled intrinsically at the intracellular level or systemically...

  • Article
  • Open Access
4 Citations
2,093 Views
19 Pages

Mechanical Properties of Full-Scale UHPC-Filled Steel Tube Composite Columns under Axial Load

  • Baoquan Cheng,
  • Weichen Wang,
  • Junhua Li,
  • Jianling Huang and
  • Huihua Chen

6 July 2023

In the realm of civil engineering, ultra-high-performance concrete-filled steel tube composite columns (UCFSTCs) constitute a new type of building material and structure, exhibiting high compressive strength and commendable durability. Given their pr...

  • Article
  • Open Access
11 Citations
3,723 Views
16 Pages

Field-Scale Experimental Study on the Perforation Erosion in Horizontal Wellbore under Real Fracturing Conditions

  • Baocheng Wu,
  • Fujian Zhou,
  • Mingxing Wang,
  • Zhenhu Lv,
  • Minghui Li,
  • Bo Wang,
  • Xiaodong Guo and
  • Jingchen Zhang

25 May 2022

Limited-entry fracturing (LEF) technology is a widely used method to realize the simultaneous propagation of multiple fractures in horizontal wells. The key of this technology is to create high perforation friction to maintain the high treatment pres...

  • Article
  • Open Access
3,390 Views
20 Pages

3 November 2022

It is a common practice to use a buffer zone to damp out spurious wave growth due to computational error along the lateral boundary of limited-area weather and climate models. Although it is an effective technique to maintain model stability, an unin...

  • Feature Paper
  • Review
  • Open Access
7 Citations
4,502 Views
13 Pages

Modeling and Simulation of Non-Aqueous Redox Flow Batteries: A Mini-Review

  • Haotian Zhou,
  • Ruiping Zhang,
  • Qiang Ma,
  • Zhuo Li,
  • Huaneng Su,
  • Ping Lu,
  • Weiwei Yang and
  • Qian Xu

Redox flow batteries (RFBs) have been widely recognized in the domain of large-scale energy storage due to their simple structure, long lifetime, quick response, decoupling of capacity and power, and structural simplicity. Because of the limited open...

  • Article
  • Open Access
2 Citations
3,081 Views
25 Pages

16 July 2022

The penetrated mortise–tenon joint (PMT) connecting column and beam in traditional timber structures often has neighbouring gaps between connected structural members due to initial manufacture errors and damage accumulated over years. Influence...

  • Article
  • Open Access
8 Citations
3,160 Views
20 Pages

6 March 2021

The present study investigates the similarity problem associated with the onset of the Mach reflection of Zel’dovich–von Neumann–Döring (ZND) detonations in the near field. The results reveal that the self-similarity in the frozen-limit regime is str...

  • Article
  • Open Access
1,215 Views
18 Pages

Beyond the Cowboy Economy: Proposing Teaching and Research Agendas for Ecological Economics

  • Daniel Caixeta Andrade,
  • Debora Nayar Hoff and
  • Junior Ruiz Garcia

This article presents an initial effort to systematize two interrelated research fronts within ecological economics (EE): ecological microeconomics and ecological macroeconomics. In response to the field’s transdisciplinary and plural nature&md...

  • Feature Paper
  • Article
  • Open Access
7 Citations
6,559 Views
13 Pages

Estimation of Forest Biomass Patterns across Northeast China Based on Allometric Scale Relationship

  • Xiliang Ni,
  • Chunxiang Cao,
  • Yuke Zhou,
  • Lin Ding,
  • Sungho Choi,
  • Yuli Shi,
  • Taejin Park,
  • Xiao Fu,
  • Hong Hu and
  • Xuejun Wang

8 August 2017

This study develops a modeling framework for utilizing the large footprint LiDAR waveform data from the Geoscience Laser Altimeter System (GLAS) onboard NASA’s Ice, Cloud, and Land Elevation Satellite (ICESat), Moderate Resolution Imaging Spectro-Rad...

  • Article
  • Open Access
1,627 Views
16 Pages

A Beam Search Framework for Quantum Circuit Mapping

  • Cheng Qiu,
  • Pengcheng Zhu and
  • Lihua Wei

24 February 2025

In the era of noisy intermediate-scale quantum (NISQ) computing, the limited connectivity between qubits is one of the common physical limitations faced by current quantum computing devices. Quantum circuit mapping methods transform quantum circuits...

  • Article
  • Open Access
2,364 Views
12 Pages

2 April 2025

This article presents a rock armour stability formula for coastal revetments under depth-limited breaking waves that defines requisite armour mass as a function of incident wave energy. Parameters include wave height, wave period, toe depth, revetmen...

  • Article
  • Open Access
1 Citations
1,158 Views
9 Pages

29 November 2024

In the present paper, based on the representation of the logistic distribution as a normal scale mixture obtained by L. Stefanski in 1990, it is demonstrated that the logistic distribution can be limiting for sums of a random number of random variabl...

  • Article
  • Open Access
5 Citations
2,894 Views
18 Pages

Factors That Limit the Development of the Digital Entrepreneurial System in the Scale-Up Phase of the Enterprise Life Cycle

  • Ivana Đaković Radojičić,
  • Jelena Raut,
  • Slavica Mitrović Veljković,
  • Branislav Dudić,
  • Silvia Treľová and
  • Vijoleta Vrhovac

For the interpretation of digital entrepreneurship, the context in which the entrepreneurial process takes place plays an important role. The context emphasizes that to analyze the entrepreneurial process, it is no longer sufficient to analyze only t...

  • Article
  • Open Access
8 Citations
2,654 Views
15 Pages

Harmful cyanobacterial blooms in freshwater ecosystems are closely associated with changes in the composition of symbiotic microbiomes, water quality, and environmental factors. In this work, the relationship between two representative harmful cyanob...

  • Article
  • Open Access
1 Citations
2,794 Views
14 Pages

Large-Scale Expansion of Human Liver Stem Cells Using Two Different Bioreactor Systems

  • Jan Thorbow,
  • Andrea Strauch,
  • Viktoria Pfening,
  • Jan-Philip Klee,
  • Patricia Brücher,
  • Björn Boshof,
  • Florian Petry,
  • Peter Czermak,
  • Maria Beatriz Herrera Sanchez and
  • Denise Salzig

The assessment of human liver stem cells (HLSCs) as cell therapeutics requires scalable, controlled expansion processes. We first focused on defining appropriate process parameters for HLSC expansion such as seeding density, use of antibiotics, optim...

  • Article
  • Open Access
2 Citations
4,162 Views
16 Pages

Real-Life Diagnostic Accuracy and Clinical Utility of Hepatitis B Virus (HBV) Nucleic Acid Testing Using the GeneXpert Point-of-Care Test System from Fresh Plasma and Dry Blood Spot Samples in The Gambia

  • Amie Ceesay,
  • Sainabou Drammeh,
  • Gibril Ndow,
  • Alpha Omar A. Jallow,
  • Haddy Nyang,
  • Baboucarr Bittaye,
  • Francis S. Mendy,
  • Ousman Secka,
  • Umberto D’Alessandro and
  • Isabelle Chemin
  • + 5 authors

The GeneXpert HBV Viral Load test is a simplified tool to scale up screening and HBV monitoring in resource-limited settings, where HBV is endemic and where molecular techniques to quantify HBV DNA are expensive and scarce. However, the accuracy of f...

  • Article
  • Open Access
74 Citations
12,554 Views
26 Pages

1 October 2014

Both the slope and elevation of scaling relationships between log metabolic rate and log body size vary taxonomically and in relation to physiological or developmental state, ecological lifestyle and environmental conditions. Here I discuss how the r...

  • Article
  • Open Access
4 Citations
2,283 Views
11 Pages

Temporomandibular Disorder Prevalence and Its Association with Lifestyle Habits in Biomedicine Students—A Cross-Sectional Study

  • Ivan Frka Separovic,
  • Dinko Martinovic,
  • Antonella Lesin,
  • Ema Puizina Mladinic,
  • Daria Tokic,
  • Marko Kumric,
  • Laura Jurina,
  • Marino Lupi-Ferandin,
  • Josipa Bukic and
  • Josko Bozic

11 August 2023

This study aimed to examine the frequency of temporomandibular disorder among biomedical students and relate its occurrence to lifestyle habits. A cross-sectional collection of data was carried out and included a total of 676 examinees through a ques...

  • Article
  • Open Access
507 Views
22 Pages

Sustainable Control of Large-Scale Industrial Systems via Approximate Optimal Switching with Standard Regulators

  • Alexander Chupin,
  • Zhanna Chupina,
  • Oksana Ovchinnikova,
  • Marina Bolsunovskaya,
  • Alexander Leksashov and
  • Svetlana Shirokova

21 October 2025

Large-scale production systems (LSPS) operate under growing complexity driven by digital transformation, tighter environmental regulations, and the demand for resilient and resource-efficient operation. Conventional control strategies, particularly P...

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