Results 1 to 10 of about 115,157 (267)

Effects of Polishing and Artificial Aging on Mechanical Properties of Dental LT Clear^® Resin [PDF]

Journal of Functional Biomaterials, 2023
Three-dimensional printing has become incorporated into various aspects of everyday life, including dentistry. Novel materials are being introduced rapidly. One such material is Dental LT Clear by Formlabs, a resin used for manufacturing occlusal splints,
Anna Paradowska-Stolarz, Joanna Wezgowiec, Andrzej Malysa, Mieszko Wieckiewicz   +3 more
doaj   +2 more sources

Evaluation of the Color Stability of Multilayer Zirconia After Exposure to Staining Solutions and Artificial Aging [PDF]

Dentistry Journal
Background/Objectives: Multilayer zirconia restorations can feature a shade gradient or a strength gradient, with layers differing in color or phase composition within the same material.
Brunilda Koci, Alba Kamberi, Adora Shpati, Olja Tanellari, Balcos Carina, Adela Alushi   +5 more
doaj   +2 more sources

Microstructure and Properties of 6 Series Aluminum Alloy Under Different Aging Treatment Systems

Medžiagotyra, 2023
In the present study, an investigation is conducted into the effect of different aging treatments on the hardening properties of the 6151 aluminum alloy sheet.
Qi YIN, Liping JIANG, Fengjia GUO, Zhaoxia WANG   +3 more
doaj   +1 more source

PENGARUH TEMPERATUR DAN WAKTU PENAHANAN ARTIFICIAL AGING PADA PROSES AGE HARDENING TERHADAP TINGKAT KEKERASAN LOGAM PADUAN ALUMUNIUM

JIPTEK: Jurnal Ilmiah Pendidikan Teknik dan Kejuruan, 2022
A method used to improve the hardness of aluminium alloy is by applying age hardening process. The process in age hardening were solution heat treatmen, quenching, and artificial aging. At phase of artificial aging can be conducted by some variation. The
Herman Saputro
doaj   +1 more source

Densely Convolutional Spatial Attention Network for nuclei segmentation of histological images for computational pathology

Frontiers in Oncology, 2023
IntroductionAutomatic nuclear segmentation in digital microscopic tissue images can aid pathologists to extract high-quality features for nuclear morphometrics and other analyses.
Rashadul Islam Sumon, Subrata Bhattacharjee, Yeong-Byn Hwang, Hafizur Rahman, Hee-Cheol Kim, Wi-Sun Ryu, Dong Min Kim, Nam-Hoon Cho, Heung-Kook Choi, Heung-Kook Choi   +9 more
doaj   +1 more source

Peening Natural Aging of Aluminum Alloy by Ultra-High-Temperature and High-Pressure Cavitation

Applied Sciences, 2021
The peening solution treatment was performed on AC4CH aluminum alloy by ultra-high-temperature and high-pressure cavitation (UTPC) processing, and the peening natural aging was examined.
Toshihiko Yoshimura, Masayoshi Iwamoto, Takayuki Ogi, Fumihiro Kato, Masataka Ijiri, Shoichi Kikuchi   +5 more
doaj   +1 more source

UV and UV+ Water Effects on Mechanical, Thermal and Morphological Properties of Thermoplastic Polyurethane Based Composites

Hittite Journal of Science and Engineering, 2023
The degradation times of composite materials containing petroleum-based polymer matrix are quite long in nature and it causes environmental pollution. Researchers focus on producing alternative composite materials with organic and/or inorganic fillers to
Sedef Şişmanoğlu
doaj   +1 more source

Comparative Proteomics at the Critical Node of Vigor Loss in Wheat Seeds Differing in Storability

Frontiers in Plant Science, 2021
The critical node (CN, 85% germination) of seed viability is an important threshold for seed regeneration decisions after long-term conservation. Dependent on the germplasm, the storage period until CN is reached varies and information on the divergence ...
Xiuling Chen, Xiuling Chen, Andreas Börner, Xia Xin, Manuela Nagel, Juanjuan He, Jisheng Li, Na Li, Xinxiong Lu, Guangkun Yin   +9 more
doaj   +1 more source

Evaluation of the Effect of Cement Shade and Accelerated Artificial Aging on Color Stability of CAD/CAM Resin-matrix Ceramics: An In Vitro Study [PDF]

International Journal of Prosthodontics and Restorative Dentistry, 2021
Aim and objective: This study was conducted to examine the effect of cementation and artificial aging on color stability of three resin-matrix ceramic CAD/CAM materials.
Arife Dogan, Mustafa Solmazgul
doaj   +1 more source

Corrosion Resistance of Aluminum Alloy 7020-T6 in Sea Water [PDF]

Engineering and Technology Journal, 2011
The present work is aimed to investigate the effect of heat treatment on corrosion resistance of Al-alloy 7020-T6 in sea water, the specimens which manufactured by (1.5*1.5*0.2) cm, according to ASTM (G31-72) [1] The heat treatment was carried out at 480°
Mustafa Khaleel Ismael
doaj   +1 more source