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23 Results Found

  • Article
  • Open Access
6 Citations
3,315 Views
19 Pages

6 February 2023

As a common enclosure structure, masonry walls are widely used in various types of buildings. However, due to the weak out-of-plane resistance of masonry walls and the generally brittle properties of the materials used for blocks, they are highly sus...

  • Article
  • Open Access
7 Citations
2,609 Views
17 Pages

6 February 2023

Through numerical simulation, the blast-resistant performance of spray polyurea elastomer (SPUA) retrofitted concrete masonry unit (CMU) masonry infill walls under far-range blast loading was studied. From an engineering perspective, the effects of b...

  • Article
  • Open Access
4 Citations
4,228 Views
26 Pages

Magmatic–Hydrothermal Origin of Fe-Mn Deposits in the Lesser Khingan Range (Russian Far East): Petrographic, Mineralogical and Geochemical Evidence

  • Nikolai Berdnikov,
  • Pavel Kepezhinskas,
  • Victor Nevstruev,
  • Valeria Krutikova,
  • Natalia Konovalova and
  • Valery Savatenkov

26 October 2023

Iron and iron–manganese deposits form three closely spaced clusters within the Lesser Khingan Range of the Russian Far East. Fe-Mn mineralization is hosted in Vendian–Cambrian carbonates and composed of magnetite, hematite, braunite, haus...

  • Article
  • Open Access
12 Citations
3,875 Views
21 Pages

13 October 2022

Safety issues arising from a hydrogen explosion accident in Korea are discussed herein. In order to increase the safety of hydrogen refueling stations (HRSs), the Korea Gas Safety Corporation (KGS) decided to install a damage-mitigation wall, also re...

  • Article
  • Open Access
4 Citations
2,295 Views
16 Pages

28 August 2024

In recent years, the use of machine learning has been expanded to several fields, with promising advances in structural engineering applications. Deep neural network models have been implemented to predict the structural response of systems under con...

  • Article
  • Open Access
312 Views
30 Pages

2 December 2025

A touch-off explosion on concrete slabs is considered one of the simplest yet most destructive forms of adversarial loading on building elements. It causes far greater damage than explosions occurring at a distance. The impact is usually concentrated...

  • Article
  • Open Access
5 Citations
2,453 Views
17 Pages

20 October 2023

A methodology is proposed to extend datasets in a database suitable for use as a reference tool to support an evaluation of damage mitigation by a barrier wall in a hydrogen refueling station (HRS) during a vapor cloud explosion (VCE) accident. This...

  • Article
  • Open Access
13 Citations
3,285 Views
17 Pages

Release of Ammunition-Related Compounds from a Dutch Marine Dump Site

  • J. H. den Otter,
  • D. Pröfrock,
  • T. H. Bünning,
  • J. S. Strehse,
  • A. E. D. M. van der Heijden and
  • E. Maser

1 March 2023

After World War II, large amounts of ammunition were dumped in surface waters worldwide, potentially releasing harmful and toxic compounds to the environment. To study their degradation, ammunition items dumped in the Eastern Scheldt in The Netherlan...

  • Review
  • Open Access
1,854 Views
38 Pages

25 November 2025

Battery-powered applications are rapidly spreading in handheld, domestic, business and power storage appliances and in propelling a range of electric vehicles. Fast developments of new battery technology sparked an equally fast development of a new a...

  • Article
  • Open Access
19 Citations
4,361 Views
15 Pages

6 February 2021

The technical requirements for naval ships machine foundations are far more strict in comparison to merchant’s vessels. These requirements are confirmed in the military standardization of many countries. Underwater Explosion (UNDEX phenomena) detonat...

  • Review
  • Open Access
67 Citations
7,252 Views
15 Pages

Carbonic anhydrases (CAs) exist in all kingdoms of life. They are metalloenzymes, often containing zinc, that catalyze the interconversion of bicarbonate and carbon dioxide—a ubiquitous reaction involved in a variety of cellular processes. So f...

  • Article
  • Open Access
31 Citations
4,125 Views
9 Pages

Fiber Optical Hydrogen Sensor Based on WO3-Pd2Pt-Pt Nanocomposite Films

  • Jixiang Dai,
  • Yi Li,
  • Hongbo Ruan,
  • Zhuang Ye,
  • Nianyao Chai,
  • Xuewen Wang,
  • Shuchang Qiu,
  • Wei Bai and
  • Minghong Yang

8 January 2021

In this paper, WO3-Pd2Pt-Pt nanocomposite films were deposited on a single mode fiber as the hydrogen sensing material, which changes its reflectivity under different hydrogen concentration. The reflectivity variation was probed and converted to an e...

  • Article
  • Open Access
28 Citations
4,348 Views
35 Pages

22 May 2019

We discuss an effective tool for the detection and identification of substances in ternary mixtures with similar spectral properties using a broadband reflected THz signal. Nowadays, this is an urgent problem; its effective solution is still far off....

  • Article
  • Open Access
8 Citations
3,750 Views
12 Pages

Influence of Pyrolysis Temperature on Biochar Produced from Lignin–Rich Biorefinery Residue

  • Corinna Maria Grottola,
  • Paola Giudicianni,
  • Fernando Stanzione and
  • Raffaele Ragucci

The biorefinery concept is growing rapidly for bio-based production of fuels and products, and steam explosion is by far the most applied pre-treatment technology allowing the delignification of lignocellulosic biomass. Within the bioethanol producti...

  • Article
  • Open Access
18 Citations
3,701 Views
18 Pages

Investigation of Ionospheric Response to June 2009 Sarychev Peak Volcano Eruption

  • Nikolay Shestakov,
  • Alexander Orlyakovskiy,
  • Natalia Perevalova,
  • Nikolay Titkov,
  • Danila Chebrov,
  • Mako Ohzono and
  • Hiroaki Takahashi

10 February 2021

Global Navigation Satellite Systems have been extensively used to investigate the ionosphere response to various natural and man-made phenomena for the last three decades. However, ionospheric reaction to volcano eruptions is still insufficiently stu...

  • Article
  • Open Access
2 Citations
3,088 Views
10 Pages

Jet Penetration Performance of a Shaped Charge Liner Prepared by Metal Injection Molding

  • Zheyu He,
  • Yi Cheng,
  • Hao He,
  • Chuanfeng An,
  • Yuqing Huang,
  • Xiang Zhang and
  • Yimin Li

16 June 2022

The metal injection molding (MIM) method was applied to manufacture a shaped charge liner (SCL) used for petroleum perforating bombs. Its application could overcome the drawback of heterogeneous density distribution prepared using the traditional pow...

  • Article
  • Open Access
7 Citations
4,077 Views
18 Pages

Study on Dominant Frequency Attenuation of Blasting Vibration for Ultra-Small-Spacing Tunnel

  • Xianshun Zhou,
  • Xuemin Zhang,
  • Han Feng,
  • Shenglin Zhang,
  • Junsheng Yang,
  • Jinwei Mu and
  • Tao Hu

20 January 2022

The middle rock pillar in ultra-small-spacing tunnels is significantly narrow, and the stability of the primary support and lining are easily influenced by the blasting vibration wave from an adjacent tunnel. Therefore, understanding the vibration fr...

  • Review
  • Open Access
2,666 Views
10 Pages

Chemicals in Medical Laboratory and Its Impact on Healthcare Workers and Biotic Factors: Analysis Through the Prism of Environmental Bioethics

  • Manjeshwar Shrinath Baliga,
  • Rashmi T. D’souza,
  • Lal P. Madathil,
  • Russell F. DeSouza,
  • Arnadi R. Shivashankara and
  • Princy L. Palatty

From an occupational health perspective, if not stored, handled, and disposed of properly, laboratory chemicals exhibit hazardous properties such as flammability, corrosion, and explosibility. Additionally, they can also cause a range of health effec...

  • Feature Paper
  • Review
  • Open Access
35 Citations
10,372 Views
14 Pages

Ultraviolet Imaging of Volcanic Plumes: A New Paradigm in Volcanology

  • Andrew J. S. McGonigle,
  • Tom D. Pering,
  • Thomas C. Wilkes,
  • Giancarlo Tamburello,
  • Roberto D’Aleo,
  • Marcello Bitetto,
  • Alessandro Aiuppa and
  • Jon R. Willmott

Ultraviolet imaging has been applied in volcanology over the last ten years or so. This provides considerably higher temporal and spatial resolution volcanic gas emission rate data than available previously, enabling the volcanology community to inve...

  • Proceeding Paper
  • Open Access
7 Citations
3,538 Views
7 Pages

The accurate characterisation of pressure loads imposed on structural members following the detonation of a high explosive is critical to our ability to design protective systems. This poses serious challenges for experimentalists, due to the high ma...

  • Review
  • Open Access
48 Citations
18,577 Views
53 Pages

The Role of 6G Technologies in Advancing Smart City Applications: Opportunities and Challenges

  • Sanjeev Sharma,
  • Renu Popli,
  • Sajjan Singh,
  • Gunjan Chhabra,
  • Gurpreet Singh Saini,
  • Maninder Singh,
  • Archana Sandhu,
  • Ashutosh Sharma and
  • Rajeev Kumar

16 August 2024

The deployment of fifth-generation (5G) wireless networks has already laid the ground-work for futuristic smart cities but along with this, it has also triggered the rapid growth of a wide range of applications, for example, the Internet of Everythin...

  • Article
  • Open Access
8 Citations
3,585 Views
13 Pages

Exploring Cultural Bias in Two Different Motor Competence Test Batteries When Used in African Children

  • Bouwien Smits-Engelsman,
  • Evi Verbecque,
  • Marisja Denysschen and
  • Dané Coetzee

Both the Movement Assessment Battery for Children second edition (M-ABC-2) and Bruininks-Oseretsky Test of Motor Proficiency second edition short form (BOT-2-SF) are frequently used in research and in the clinical practice to evaluate motor competenc...

  • Article
  • Open Access
20 Citations
5,692 Views
30 Pages

Gold in Mineralized Volcanic Systems from the Lesser Khingan Range (Russian Far East): Textural Types, Composition and Possible Origins

  • Nikolai Berdnikov,
  • Victor Nevstruev,
  • Pavel Kepezhinskas,
  • Ivan Astapov and
  • Natalia Konovalova

20 February 2021

While gold partitioning into hydrothermal fluids responsible for the formation of porphyry and epithermal deposits is currently well understood, its behavior during the differentiation of metal-rich silicate melts is still subject of an intense scien...