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100 Results Found

  • Article
  • Open Access
1 Citations
1,821 Views
23 Pages

31 May 2024

The East Kunlun Orogenic Belt (EKOB), northwestern China, recording long-term and multiple accretionary and collisional events of the Tethyan Ocean, belongs to a high-pressure to ultra-high-pressure (HP-UHP) metamorphic belt that underwent complex me...

  • Article
  • Open Access
1,528 Views
14 Pages

Effect of the Microsand Fraction on the Ballistic Resistance of UHP-SFRC

  • Přemysl Kheml,
  • Kristýna Carrera and
  • Pavel Horák

26 August 2022

This work investigates the effect of various sand fractions on the ballistic resistance of ultra-high-performance steel-fibre-reinforced concrete (UHP-SFRC) samples. We specifically investigated replacing expensive and generally inaccessible microsan...

  • Article
  • Open Access
54 Citations
15,122 Views
6 Pages

31 October 2005

Urea-hydrogen peroxide (UHP) was used in the presence of maleic anhydride as mediator in a simple and convenient method for the oxidation in high yield of some thiols to the corresponding disulfides. Peroxymaleic acid formed in situ from the reaction...

  • Article
  • Open Access
7 Citations
2,365 Views
27 Pages

31 October 2024

Ultra-high performance engineered cementitious composite (UHP-ECC), which is a new and ductile version of concrete, has attracted researchers recently due to its exceptional mechanical properties: its very high compressive strength (from 100 to 200 M...

  • Article
  • Open Access
4 Citations
3,048 Views
16 Pages

Effect of Corundum and Basalt Aggregates on the Ballistic Resistance of UHP-SFRC

  • Michal Mára,
  • Přemysl Kheml,
  • Kristýna Carrera,
  • Jindřich Fornůsek and
  • Radoslav Sovják

8 December 2021

Ultra-high-performance steel-fibre-reinforced concrete (UHP-SFRC) is a technologically advanced composite with a high ability to absorb and dissipate mechanical energy. This work investigates the possibility of increasing ballistic resistance by addi...

  • Article
  • Open Access
1 Citations
4,160 Views
13 Pages

7 November 2022

Pseudomonas aeruginosa (PA) is an opportunistic Gram-negative bacteria that affects patients in intensive care units and chronic respiratory disease patients. Compared to other bacteria, it has a wide genome (around 6.3-Mb) that supports its metaboli...

  • Article
  • Open Access
9 Citations
2,186 Views
15 Pages

1 July 2023

The in situ spraying method is widely used because of its advantages as a trenchless pipeline repair technology, including a fast construction speed and close bonding between the repair lining layer and the reinforced concrete pipe. However, current...

  • Article
  • Open Access
5 Citations
5,346 Views
18 Pages

11 November 2018

Ultrahigh-pressure (UHP) chromitites containing UHP minerals such as coesite and diamond have been reported from some ophiolites in Tibet and the Polar Urals. Their nature, i.e., origin, P-T path and abundance, however, are still controversial and le...

  • Article
  • Open Access
3 Citations
2,646 Views
15 Pages

Mechanical and Environmental Proprieties of UHP-FRCC Panels Bonded to Existing Concrete Beams

  • Tomoya Nishiwaki,
  • Oscar Mancinelli,
  • Alessandro Pasquale Fantilli and
  • Yuka Adachi

11 March 2021

Among the techniques used to retrofit existing reinforced concrete structures, methods involving Ultra High Performance Fiber Reinforced Cementitious Composites (UHP-FRCC) are widely regarded. However, current practices make the use of this material...

  • Article
  • Open Access
28 Citations
5,605 Views
17 Pages

Steel Fiber Use as Shear Reinforcement on I-Shaped UHP-FRC Beams

  • Umut Hasgul,
  • Altug Yavas,
  • Tamer Birol and
  • Kaan Turker

16 December 2019

In the presented paper, the effectiveness of steel fiber use on the shear and flexure behaviors of ultra-high performance concrete (UHPC) beams and the feasibility of steel fibers in place of shear reinforcement were investigated experimentally. In t...

  • Article
  • Open Access
22 Citations
8,872 Views
4 Pages

31 December 2002

A fast and simple method for the oxidative iodination of some aromatic amines, under microwave irradiation, is reported, using diiodine and the the strongly Hbonded urea-hydrogen peroxide addition compound (H2NCONH2···H2O2, UHP) as the oxidant. The r...

  • Article
  • Open Access
9 Citations
3,352 Views
12 Pages

3 December 2019

Ultra-High Performance Fibre-Reinforced Cementitious Composites (UHP-FRCC) show excellent mechanical performances in terms of strength, ductility, and durability. Therefore, these cementitious materials have been successfully used for repairing, stre...

  • Article
  • Open Access
1 Citations
998 Views
17 Pages

26 November 2024

The Dabie–Sulu Orogen hosts the largest area of ultrahigh-pressure (UHP) rocks in the world. There is still significant divergence regarding the exhumation process and mechanism of UHP rocks in the Dabie Orogen, which mainly resulted from the e...

  • Article
  • Open Access
4 Citations
3,351 Views
14 Pages

29 September 2024

The impact of the roasting degree on ultra-high-pressure cold brew (UHP) coffee remains unclear, although it has been found that UHP technology accelerates the extraction of cold brew (CB) coffee. Therefore, this study investigated the effects of thr...

  • Article
  • Open Access
7 Citations
2,730 Views
11 Pages

17 March 2023

In order to study the mechanical properties of ultra-high performance engineered cementitious composites (UHP-ECC) used for cable channel repair, orthogonal tests were carried out with four influencing factors, water binder ratio, silica fume, fly as...

  • Article
  • Open Access
3 Citations
12,730 Views
13 Pages

17 January 2023

Inhibition of 5α-reductase (5αR), which blocks the conversion of testosterone to its active metabolite, dihydrotestosterone, has been shown to impact further prostate enlargement (benign prostatic hyperplasia, or BPH). Clinical trials of...

  • Article
  • Open Access
54 Citations
7,556 Views
18 Pages

9 August 2018

In recent years, the application of engineered cementitious composites (ECCs) in structures subjected to cyclic fatigue loading, such as highway bridges, has gained widespread attention. However, most existing ECCs do not have sufficient strength and...

  • Article
  • Open Access
3 Citations
2,097 Views
13 Pages

Spherical crystals in minerals from prismatine-bearing rock from Waldheim, including ultrahigh-pressure (UHP) minerals such as stishovite and coesite, were previously described in uncommon crustal environments. To determine if this was an outlier phe...

  • Article
  • Open Access
36 Citations
6,394 Views
23 Pages

An Alternative Scenario on the Origin of Ultra-High Pressure (UHP) and Super-Reduced (SuR) Minerals in Ophiolitic Chromitites: A Case Study from the Mercedita Deposit (Eastern Cuba)

  • Núria Pujol-Solà,
  • Joaquín A. Proenza,
  • Antonio Garcia-Casco,
  • José María González-Jiménez,
  • Aleu Andreazini,
  • Joan Carles Melgarejo and
  • Fernando Gervilla

1 October 2018

The origin of the assemblage of ultra-high pressure (UHP), super-reduced (SuR) and several crustally derived phases in ophiolitic chromitites is still hotly debated. In this paper, we report, for the first time, this assemblage of phases in ophioliti...

  • Article
  • Open Access
1,417 Views
19 Pages

From Intensification to Optimization: Balancing Efficacy, Safety, and Costs in High-Risk Localized Soft Tissue Sarcomas

  • Bruno Fuchs,
  • Georg Schelling,
  • Christoph Glanzmann,
  • Gabriela Studer and
  • on behalf of the Swiss Sarcoma Network

21 May 2025

Background/Objectives: The SU2C-SARC032 randomized controlled trial (RCT) tested pembrolizumab combined with preoperative normofractionated radiotherapy as an intensified treatment for high-risk stage III resectable soft tissue sarcoma (STS), demonst...

  • Article
  • Open Access
3 Citations
2,934 Views
24 Pages

8 February 2022

Three types of eclogites were identified in the Xiaoxinzhuang area in the northern Sulu ultrahigh pressure (UHP) terrene based on their petrographic, compositional characteristics and locations. They are composed of garnet, omphacite, amphibole, epid...

  • Article
  • Open Access
25 Citations
3,334 Views
20 Pages

8 March 2021

This study investigated the influence of ordinary Portland cement (OPC) and reactive and non-reactive mineral additives on the characteristic microstructure and mechanical performance of ultra-high-performance, strain-hardening cementitious composite...

  • Article
  • Open Access
10 Citations
9,270 Views
5 Pages

31 January 2005

An easy and safe, though only moderately effective method is presented forpreparing (diacetoxyiodo)arenes, ArI(OAc)2, from iodoarenes, ArI, using thecommercially available and easily handled urea-hydrogen peroxide adduct (UHP) as theoxidant. The reac...

  • Proceeding Paper
  • Open Access
2,489 Views
5 Pages

14 November 2022

The simple and efficient conditions for a Algar–Flynn–Oyamada reaction for the synthesis of 3-hydroxy-2-styryl-chromen-4-ones involving the grinding of different 1-(2′-hydroxy-phenyl)-5-aryl-penta-2,4-dien-1-ones with UHP (urea&ndas...

  • Article
  • Open Access
1 Citations
3,480 Views
21 Pages

25 November 2019

Fluid plays a key role in metamorphism and magmatism in subduction zones. Veins in high-pressure (HP) to ultrahigh-pressure (UHP) rocks are the products of fluid–rock interactions and can thus provide important constraints on fluid processes in...

  • Article
  • Open Access
8 Citations
3,510 Views
21 Pages

28 February 2023

Recent global warming has led to increased coastal disturbances through a significant transfer of heat between the land and the ocean surface. The polar regions show excessive temperature changes resulting in massive ice sheet melting. Mid-latitudina...

  • Article
  • Open Access
3 Citations
2,536 Views
20 Pages

18 July 2023

In this study, ultra–high–pressure sterilization (UHPS) of Xinli No. 7 juice (XL7) was explored and optimized. A challenge to implement UHPS in juice as a full alternative to thermal treatment could be represented by the adoption of a pre...

  • Article
  • Open Access
3 Citations
2,149 Views
14 Pages

Effect of Ultra-High-Pressure Treatment on Gastrodia elata Blume: Drying Characteristics, Components, and Neuroprotective Activity

  • Hongjing Dong,
  • Shuang Liu,
  • Xinming Wang,
  • Meng Li,
  • Buddhika Niroshie Perumpuli Arachchige and
  • Xiao Wang

5 November 2024

Gastrodiae Rhizoma (GE), a popular food in China, is stored and consumed after steaming, which can lead to the degradation of active substances and a decrease in its quality. Therefore, this study explored the potential application of ultra-high-pres...

  • Article
  • Open Access
16 Citations
3,135 Views
17 Pages

Effects of Ultra-High Pressure on Endogenous Enzyme Activities, Protein Properties, and Quality Characteristics of Shrimp (Litopenaeus vannamei) during Iced Storage

  • Chen Zhu,
  • Dexin Jiao,
  • Ying Sun,
  • Lihang Chen,
  • Siyu Meng,
  • Xiaona Yu,
  • Mingzhu Zheng,
  • Meihong Liu,
  • Jingsheng Liu and
  • Huimin Liu

24 September 2022

The present study aimed to explore the effects of ultra-high pressure (UHP) on the cathepsin (B, D, H, and L) activities, protein oxidation, and degradation properties as well as quality characteristics of iced shrimp (Litopenaeus vannamei). Fresh sh...

  • Article
  • Open Access
6 Citations
3,515 Views
11 Pages

24 July 2020

Graphite/6061 aluminum (G/6061Al) composites with different content of graphite were ultra-high pressure (UHP)-sintered and hot pressing (HP)-sintered, respectively. The result shows that homogeneous dispersion of graphite flakes in the 6061Al matrix...

  • Feature Paper
  • Article
  • Open Access
6 Citations
3,775 Views
19 Pages

4 August 2021

Deformation microstructures of peak metamorphic conditions in ultrahigh-pressure (UHP) metamorphic rocks constrain the rheological behavior of deeply subducted crustal material within a subduction channel. However, studies of such rocks are limited b...

  • Article
  • Open Access
3,471 Views
25 Pages

4 March 2023

Eclogites from the Guanshan and Yangkou areas of the Sulu orogen consist of garnet, omphacite, phengite, amphibole, quartz/coesite, rutile, and ilmenite. Garnet exhibits weak compositional zoning where Xgr decreases from the core to the mantle and th...

  • Article
  • Open Access
6 Citations
3,862 Views
19 Pages

24 January 2021

Ultra-high pressure (UHP) metamorphism is recorded by garnet clinopyroxenite enclaves enclosed in an undeformed, unmetamorphosed granitic pluton, northeastern Paleozoic Dunhuang orogenic belt, northwestern China. The protoliths of the garnet clinopyr...

  • Article
  • Open Access
15 Citations
6,845 Views
16 Pages

Ultrahigh Pressure Processing Produces Alterations in the Metabolite Profiles of Panax ginseng

  • Mee Youn Lee,
  • Digar Singh,
  • Sung Han Kim,
  • Sang Jun Lee and
  • Choong Hwan Lee

Ultrahigh pressure (UHP) treatments are non-thermal processing methods that have customarily been employed to enhance the quality and productivity of plant consumables. We aimed to evaluate the effects of UHP treatments on ginseng samples (white gins...

  • Article
  • Open Access
6 Citations
4,128 Views
17 Pages

25 December 2022

This study investigated the differences between three sterilized samples to reveal the unique aroma characteristics of the sauce in bean paste fish by multiple analysis methodologies. Samples were subjected to pasteurized (PS), high-temperature steri...

  • Article
  • Open Access
3,956 Views
16 Pages

Mechanisms of Quality Preservation in Golden Pomfret Fish Balls Treated with Ultra-High Pressure During Freeze–Thaw Cycles

  • Jiawen Liu,
  • Xinyao Zeng,
  • Jiaqi Zhao,
  • Yunfeng Chi,
  • Lin Xiu,
  • Mingzhu Zheng and
  • Huimin Liu

26 September 2025

The rising demand for convenient, nutritious foods necessitates improved freeze–thaw (F-T) stability in frozen fish balls; however, traditional thermal processing fails to prevent moisture loss, textural degradation, and oxidation. Therefore, t...

  • Article
  • Open Access
2 Citations
2,763 Views
12 Pages

Effect of Paraffin Impregnation Modification on Bamboo Properties and Microstructure

  • Lei Huang,
  • Weijie Gu,
  • Feng Lin,
  • Yixuan Zheng,
  • Weigang Zhang,
  • Zhongqing Ma,
  • Minzhen Bao and
  • Yanjun Li

5 June 2023

Phase-change energy-storage paraffin regulates the thermal management of buildings, and the material can regulate room temperature as it absorbs and discharges heat. As a porous adsorbent material, bamboo has high permeability. The aim of this study...

  • Article
  • Open Access
7 Citations
2,243 Views
13 Pages

Mechanisms of Degradation of Insoluble Dietary Fiber from Coconut Chips by Ultra-High Pressure

  • Qiaozhu Wei,
  • Jingtao Cui,
  • Weimin Zhang,
  • Lianzhou Jiang and
  • Tian Li

6 October 2024

Coconut chips are a popular leisure food, but the residual crumbly feeling after chewing affects the eating experience. To address this problem, we investigated the mechanism of degradation of insoluble dietary fiber (IDF) from coconut chips by ultra...

  • Article
  • Open Access
58 Citations
6,937 Views
12 Pages

Effect of Thermo-Sonication and Ultra-High Pressure on the Quality and Phenolic Profile of Mango Juice

  • Abdul Ghani Dars,
  • Kai Hu,
  • Qiudou Liu,
  • Aqleem Abbas,
  • Bijun Xie and
  • Zhida Sun

29 July 2019

Consumer demand for safe and nutritious fruit juices has led to the development of a number of food processing techniques. To compare the effect of two processing technologies, thermo-sonication (TS) and ultra-high pressure (UHP), on the quality of m...

  • Article
  • Open Access
1 Citations
1,026 Views
21 Pages

19 April 2025

This study explores the antioxidant activity and antioxidant mechanism of phenolic compounds (including free (FP), esterified (EP), and bound phenolic (BP)) from Dendrobium fimbriatum Hook (DFH) stems, before and after ultra-high pressure (UHP) treat...

  • Article
  • Open Access
13 Citations
4,724 Views
12 Pages

21 October 2023

Although cold brew coffee is becoming increasingly popular among consumers, the long coffee extraction time is not conducive to the further development of the market. This study explored the feasibility of ultrahigh pressure (UHP) to shorten the time...

  • Article
  • Open Access
9 Citations
4,373 Views
15 Pages

9 July 2022

High-Pressure (HP) technology allows new possibilities of processing by Spark Plasma Synthesis (SPS). This process is mainly involved in the sintering process and for bonding, growing and reaction. High-Pressure tools combined with SPS is applied for...

  • Article
  • Open Access
6 Citations
2,075 Views
19 Pages

Phyllanthus emblica L. fruits (PEFs) were processed by ultra-pressure (UHP) treatment and then extracted by the ultrasonic-assisted extraction method. The influence of UHP on the phenolic composition, enzyme inhibitory activity and antioxidant activi...

  • Article
  • Open Access
1 Citations
1,376 Views
16 Pages

2 March 2025

The aim of this study was to compare the effects of glycation and ultra-high pressure (UHP) treatment on the structure and IgG immunobinding activity of Salangidae icefish PV. The Circular Dichroism (CD) and Fluorescence Spectroscopy (FS) findings in...

  • Communication
  • Open Access
32 Citations
8,286 Views
11 Pages

4 July 2012

Hydrogen peroxide was encapsulated into a silica xerogel matrix by the sol-gel technique. The composite was tested as an oxidizing agent both under conventional and microwave conditions in a few model reactions: Noyori’s method of octanal and 2-octan...

  • Article
  • Open Access
58 Citations
6,567 Views
14 Pages

30 December 2018

In this study, the ultra-high pressure extraction (UHPE) conditions for obtaining the maximum flavonoid yield from Xinjiang jujube (Ziziphus jujuba Mill.) leaves (XJL) were optimized by response surface methodology (RSM). Box–Behnken design (BB...

  • Article
  • Open Access
24 Citations
7,674 Views
19 Pages

Characterization of Fosfomycin and Nitrofurantoin Resistance Mechanisms in Escherichia coli Isolated in Clinical Urine Samples

  • Antonio Sorlozano-Puerto,
  • Isaac Lopez-Machado,
  • Maria Albertuz-Crespo,
  • Luis Javier Martinez-Gonzalez and
  • Jose Gutierrez-Fernandez

Fosfomycin and nitrofurantoin are antibiotics of choice to orally treat non-complicated urinary tract infections (UTIs) of community origin because they remain active against bacteria resistant to other antibiotics. However, epidemiologic surveillanc...

  • Article
  • Open Access
1 Citations
4,489 Views
18 Pages

A Universal Hardware Platform for an LTE-Advanced Base Station Prototyping

  • Przemysław Korpas,
  • Dawid W. Rosołowski,
  • Michał Kajczuk,
  • Daniel Gryglewski and
  • Wojciech Wojtasiak

21 February 2023

This paper presents a universal hardware platform (UHP) based on software defined radio (SDR) technology and developed to accelerate the prototyping and testing new hardware and algorithmic solutions for modern radio systems. There are two integrated...

  • Article
  • Open Access
409 Views
14 Pages

The Influence of Projection Lamps on the Colors of Early Silent Cinema Films

  • Daniel Vázquez,
  • Antonio Álvarez Fernández-Balbuena,
  • Irene Hernández,
  • Marian del Egido,
  • Patricia Uceda,
  • María Muñoz,
  • Javier Rellán and
  • Manuel Melgosa

13 December 2025

Quantitative data on the colors of early film productions is very scarce but may be useful for preserving these cultural assets and for guiding modern digitization processes. We measured the spectral transmittance of 46 small areas in 13 frames of fi...

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