Showing 2,181 - 2,200 results of 2,850 for search '"Vickers"', query time: 0.09s Refine Results
  1. 2181

    Inhibition of Citric Acid-Induced Dentin Erosion by an Acidulated Phosphate Sodium Monofluorophosphate Solution by Ryouichi Satou, Susumu Ueno, Hideyuki Kamijo, Naoki Sugihara

    Published 2023-07-01
    “…Compared with the conventional APF application method, the application of AP-MFP was shown to significantly reduce substantial defects, mineral loss, and lesion depth; better maintain Vickers hardness; and promote the homogenous aggregation of fine CaF<sub>2</sub> particles to seal the dentin tubules, enhancing acid resistance in their vicinity. …”
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    Article
  2. 2182

    Effect of Gradient Heat Treatment on Microstructure and Properties of Cu–Al–Mn Shape Memory Alloy by Luohui Zhou, Jingling Lan, Jili Liu, Xu Li, Bowen Shi, Shuyang Zheng

    Published 2019-08-01
    “…After this treatment, the microstructure, hardness, transformation temperature and shape memory properties of these samples could exhibit gradient changing trends, all of which were investigated by optical microscope, scanning electron microscopy (SEM), a Vickers microhardness tester, and a compression machine. …”
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    Article
  3. 2183

    Evaluation of Struthio camelus eggshell as an in vitro alternative to extracted human teeth in preliminary screening studies on dental erosion by Abubaker Qutieshat, Andrew Graham Mason, Richard Graham Chadwick

    Published 2023-08-01
    “…Surface hardness was measured using a Through‐Indenter Viewing hardness tester with a Vickers diamond, while surface profiling was done using a surface contacting profilometer with a diamond stylus. …”
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    Article
  4. 2184

    Microstructure, Mechanical Properties and Oxidation Resistance of Nb-Si Based Ultrahigh-Temperature Alloys Prepared by Hot Press Sintering by Lijing Zhang, Ping Guan, Xiping Guo

    Published 2023-05-01
    “…Both the room temperature fracture toughness and Vickers hardness of the alloys prepared by HPS at 1450 °C were the highest. …”
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    Article
  5. 2185

    Mechanical characterisation of water-jet shot peened H13 tool steel surface by N. Anati, S.N. Aqida, I. Ismail, M.S. Kasim

    Published 2022-09-01
    “…Hardness properties were measured using the Vickers scale. From topography analysis, the surface roughness reading on the shot-peened surface was measured as much as 6.88 µm to 14.06 µm. …”
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    Article
  6. 2186

    Enhanced particle incorporation for co-electrodeposited Ni–P/diamond coatings with a pulse-stirring technique by Nujira Kothanam, Komsak Harachai, Chatpawee Hom-on, Jiaqian Qin, Yuttanant Boonyongmaneerat, Napat Triroj, Papot Jaroenapibal

    Published 2023-12-01
    “…Repeated off- and on-stirring patterns allowed the diamond particles to deposit through gravitation-assisted electrodeposition, while the short cycles of system agitation allowed diamond particles sedimented outside the coating area to become redispersed with a greater likelihood of incorporation into the coatings. The Vickers hardness test was performed to measure the hardness of the obtained composite coatings. …”
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    Article
  7. 2187

    Simultaneously Improving Microstructures and Wear Properties of Ni60 Coating by Heat Treatment by Yuan Wang, Zhengyang Yu, Chuanwei Zhang, Le Kang, Chao Xu, Yan Liu

    Published 2022-07-01
    “…The mechanical and tribological properties of the cladding layers were tested using a microscopic Vickers hardness tester and friction and wear tester, respectively. …”
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    Article
  8. 2188

    Production of a Novel Biomedical β-Type Titanium Alloy Ti-23.6Nb-5.1Mo-6.7Zr with Low Young’s Modulus by Aline Raquel Vieira Nunes, Sinara Borborema, Leonardo Sales Araújo, Luiz Henrique de Almeida, Michael J. Kaufman

    Published 2022-09-01
    “…The samples were characterized by X-ray diffractometry, optical, and scanning electron microscopy, and Young’s modulus (YM) and Vickers Hardness (HV) tests. Among other processing conditions, the sample that was 50% cold rolled after solution treatment, which resulted in a microstructure with β and α″ phases, had the lowest YM (~57 GPa), and the sample aged at 300 °C for 2 h had the highest HV/YM ratio (5.42). …”
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    Article
  9. 2189

    Influence of High-Pressure Torsion on the Microstructure and Microhardness of Additively Manufactured 316L Stainless Steel by Shahir Mohd Yusuf, Ying Chen, Nong Gao

    Published 2021-09-01
    “…Furthermore, energy dispersive x-ray spectroscopy (EDX) analysis suggested that spherical Cr-based nano-silicates are also found in the as-received condition, which are retained even after HPT processing. Vickers microhardness (HV) measurements indicated significant increase in average hardness values from ~220 HV before HPT processing to ~560 HV after 5 revolutions. …”
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    Article
  10. 2190

    Influence of Ionizing Radiation on Fluoride-Releasing Dental Restorative Materials by Sarah Turjanski, Matej Par, Lana Bergman, Majana Soče, Timor Grego, Eva Klarić Sever

    Published 2023-01-01
    “…The following properties were evaluated: surface microhardness (Vickers), surface roughness, color change, flexural strength, flexural modulus, material reliability, and infrared spectra. …”
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    Article
  11. 2191

    Paediatric Over-the-Counter (OTC) Oral Liquids Can Soften and Erode Enamel by Dan Zhao, James Kit-Hon Tsoi, Hai Ming Wong, Chun Hung Chu, Jukka P. Matinlinna

    Published 2017-05-01
    “…Each block was immersed into the test or control groups for 15 s, rinsed with deionized water, and Vickers micro-hardness (n = 5) was measured. After twenty cycles of immersion and hardness measurements, Scanning Electron Microscope (SEM) and Energy Dispersive X-ray Spectrometry (EDS) were used to evaluate the surface morphology and chemistry of the tooth blocks, respectively. …”
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    Article
  12. 2192

    Tailored Adhesion Properties of Acrylate Adhesives on Al Alloys by the Addition of Mn-Al–LDH by Natasa Z. Tomić, Mohamed Nasr Saleh, Marija M. Vuksanović, Adela Egelja, Vera Obradović, Aleksandar Marinković, Radmila Jančić Heinemann

    Published 2021-05-01
    “…Adhesion was evaluated by using the micro Vickers hardness testing procedure. The wetting angle of composite adhesives to the Al substrates was measured and compared to the adhesion parameter <i>b</i> obtained from the microhardness tests. …”
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    Article
  13. 2193

    The Indentation Size Effect (ISE) of Ag–Cu Alloys by Marek Šolc, Peter Blaško, Jozef Petrík, Pavol Palfy, Lenka Girmanová

    Published 2023-01-01
    “…The content of this article is the study of the relationship between the applied load and the measured values of the Vickers micro-hardness of silver and copper alloys, measured with a Hanemann hardness tester. …”
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    Article
  14. 2194

    Robust, Superhydrophobic Aluminum Fins with Excellent Mechanical Durability and Self-Cleaning Ability by Wenbo Su, Xiangyou Lu, Yunxiang Shu, Xianshuang Liu, Wen Gao, Jianjie Yao, Zhuang Niu, Yuanlai Xie

    Published 2023-03-01
    “…The results show that physical wear had a low influence on the hydrophobic property of the specimen surface. Finally, the Vickers hardness analysis found that the superhydrophobic surface hardness was significantly better than the ordinary surface hardness compared with the superhydrophobic surface hardness. …”
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    Article
  15. 2195

    B6O ceramic by in-situ reactive spark plasma sintering of a B2O3 and B powder mixture by Sakka, Yoshio, Badica, Petre, Vasylkiv, Oleg, Solodkyi, Levgen, Borodianska, Hanna, Zhao, Ting

    Published 2014
    “…As-prepared B6O dense ceramic has Vickers hardness (36.7 ± 1.2 GPa) and fracture toughness (K1c = 4.2 ± 0.15 MPa.m1/2) comparable with the highest values reported in literature for the bulks obtained by processing routes of already reacted B6O powders (ex-situ routes).…”
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    Journal Article
  16. 2196

    Binder jet printing, spark plasma sintering studies on 420 stainless steel by Leong, Jarrat Jia Jun

    Published 2020
    “…Thereafter, the specimens were analyzed through various microscopes and hardness was measured through Vickers hardness test to compute the qualities of the specimens. …”
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    Final Year Project (FYP)
  17. 2197

    Additive manufacturing of high Si aluminium alloys by Lee, Boon Yao

    Published 2021
    “…This observation was done through optical microscope and Vickers hardness testing. It was discovered that primary silicon microstructure improves with increasing laser power. …”
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    Final Year Project (FYP)
  18. 2198

    DC plasma spray of nano-structured coatings for armour applications by Loke, Kelvin Zhi Cheng.

    Published 2009
    “…Characterisation of the nano-alumina FGM and micron-alumina FGM was done using the three-point bending test and Vickers micro-hardness tester. Visual inspection of the coatings was also done using Scanning Electron Microscopy. …”
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    Final Year Project (FYP)
  19. 2199

    Investigation of the influence of process parameters for directed energy deposition on mechanical properties of SS316L via experiments by Ong, Jiang Cai

    Published 2023
    “…Laser power, scanning speed, powder mass flow rate, XY-incremental ratio, and Z-incremental ratio were varied using Central Composite Design and Fractional Factorial Design to generate sets of process parameters for tensile and Vickers hardness experimentation. Furthermore, ANOVA was used to identify significant interactions and conduct response optimisation. …”
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    Final Year Project (FYP)
  20. 2200

    Wire arc additive manufacturing of high strength steel by Goh, Samuel Jun Wei

    Published 2023
    “…The samples were then studied using optical microscopy and the Vickers hardness test to determine the material properties. …”
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    Final Year Project (FYP)