Results 1 to 10 of about 8,123 (116)

Study on the influence of fixed dental prostheses on radiotherapy dose distribution based on dual-layer detector spectral CT imaging [PDF]

Frontiers in Oncology
ObjectiveDental prostheses are often removed before radiotherapy due to metal-induced artifacts, impairing patients’ quality of life. This study evaluated five non-metallic materials for fixed prostheses in head and neck radiotherapy.MethodsFull crowns ...
Haoxin Pan, Haoxin Pan, Lin Lu, Lin Lu, Yudian Mao, Jianzhao Ni, Jianzhao Ni, Yujie Cao, Yujie Cao   +8 more
doaj   +2 more sources

Enhanced crystallinity, hardness and thermal stability of PEEK/TC4 composites for biomedical applications [PDF]

Scientific Reports
Polyether-ether-ketone (PEEK) is widely recognized as a high-performance polymer for biomedical and structural applications, yet its limited hardness and moderate thermal resistance often restrict its use under demanding service conditions.
Bakytzhan Sariyev, HJeevan Rao, Assylbek Ozhiken, Kassymbek Ozhikenov   +3 more
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Non-isothermal crystallization kinetics of poly(ether sulfone) functionalized graphene reinforced poly(ether ether ketone) composites

Polymer Testing, 2021
The impact of poly (ether sulfone) modified graphene (f-GEi) on the non-isothermal crystallization kinetic behavior of PEEK composites was investigated by differential scanning calorimetry at various cooling rates.
Fei Yu, Linghan Xiao
doaj   +1 more source

Enhancing mechanical and interfacial properties of PEEK/epoxy/SWCNT composites employing aromatic hydroxyl and amine-functionalized SWCNTs

Chemical Engineering Journal Advances, 2022
Employing epoxy polymer and pristine and aromatic amine and hydroxyl functionalized SWCNTs in poly(ether ether ketone) (PEEK), novel polymer nanocomposite models were created.
Tushar Kanti Maiti, Jitendra Singh, Prakhar Dixit, Jagannath Majhi, Sujay Chattopadhyay   +4 more
doaj   +1 more source

Synergistically Improving the Thermal Conductivity and Mechanical Strength of PEEK/MWCNT Nanocomposites by Functionalizing the Matrix with Fluorene Groups

Advanced Materials Interfaces, 2023
Nanofiller reinforcement is an effective method to prepare high thermally conductive polymer‐matrix composites. However, the poor dispersion of nanofillers and high interfacial thermal resistance between the filler and matrix seriously affect the thermal
Zilong Jiang, Bo Jiang, Boyin Yang, Xin Liu, Yang Yang, Chunling Zhang, Yingshuang Shang, Haibo Zhang   +7 more
doaj   +1 more source

Strategies to improve bioactive and antibacterial properties of polyetheretherketone (PEEK) for use as orthopedic implants

Materials Today Bio, 2022
Polyetheretherketone (PEEK) has gradually become the mainstream material for preparing orthopedic implants due to its similar elastic modulus to human bone, high strength, excellent wear resistance, radiolucency, and biocompatibility.
Zhi Zheng, Pengjia Liu, Xingmin Zhang, Jingguo xin, Yongjie wang, Xiaosong Zou, Xiaohan Mei, Shuling Zhang, Shaokun Zhang   +8 more
doaj   +1 more source

Influence of manufacturing shrinkage and microstructural features on the strength properties of carbon fibers/PEEK composite material

Fracture and Structural Integrity, 2022
This research discusses the micromechanical modelling for thermoplastic composite material. Elastoplastic and damage model for PEEK matrix composite with the dependency of properties to stress state is presented.
E.V. Lomakin, B.N. Fedulov, A.N. Fedorenko   +2 more
doaj   +5 more sources

Structural, thermal, and mechanical characterisation of PEEK-based composites in cryogenic temperature

Polymer Testing, 2023
Thermal, thermo-mechanical and mechanical properties of four different commercially available polyetheretherketones (PEEK) based materials were investigated.
Maksim Nikonovich, Joana F.S. Costa, Ana C. Fonseca, Amilcar Ramalho, Nazanin Emami   +4 more
doaj   +1 more source

Characterization and Assessment of PEEK/Silicon Dioxide Composite

International Journal of Dentistry, 2023
Background. In the domain of dentistry, PEEK materials have been utilised as removable partial denture frameworks, implant substances, and fixed dental prostheses.
Husam Mohammed Saeed, Raghdaa Kareem Jassim   +1 more
doaj   +1 more source

Enhanced biocompatibility and osteogenic ability on amino-modified polyetheretherketone

Materials Research Express, 2023
Polyetheretherketone (PEEK) is a potential implant material for dental application due to its excellent mechanical properties and low elasticity modulus.
Peng Qiu, Tao Dai, Le Feng, Min Liu
doaj   +1 more source