Mechanical, Structural, Corrosion, and Dielectric Properties of Hydroxyapatite Doped with Varying Concentrations of Cu to be Used as Orthopedic Implants

S Anand, SK Sinha - Journal of Materials Engineering and Performance, 2023 - Springer
Different weight percent ranging from 0.5 to 10% of Cu-doped hydroxyapatite (CuHA) pellets
were prepared using water-based wet chemical method. Since HA is mechanically weak …

Mechanical and chemical properties of Zr and P‐doped lithium disilicate glass ceramics in dental restorations

Z Khalkhali, B Eftekhari yekta… - International Journal of …, 2012 - Wiley Online Library
The Weibull modulus, flexural strength, fracture toughness, Vickers microhardness, and
chemical durability of sintered Li2O–SiO2 glass ceramic specimens doped with P2O5 or …

Improvement in adhesion of HAP deposited on alumina after Ar+ ions implantation and its physiochemical properties

D Shikha, M Shahid, SK Sinha - Surfaces and Interfaces, 2020 - Elsevier
To improve adhesive property of hydroxyapatite (HAP) thin film deposited on alumina using
sol-gel technique, Ar ion implantation was carried out in such a way that maximum …

Corrosion, wettability and thrombogenicity investigation of ion beam modified HAP/Al2O3

D Shikha, M Shahid, U Jha, SK Sinha… - Materials Chemistry and …, 2015 - Elsevier
Abstract Hydroxyapatite Ca 10 (PO4) 6 (OH) 2, is a biosensitive ceramic which promotes
bone growth in human fluid. However due to its weak mechanical strength it is often coated …

Microstructure and improvement in corrosion resistance of HAP and PVA/HAP

D Shikha, M Kumari, A Mohanty, AK Singh… - Journal of Polymer …, 2022 - degruyter.com
Polyvinyl alcohol (PVA) mixed with hydroxyapatite (HAP) has great potential for application
as biomaterial. PVA/HAP powder was synthesized by sol–gel technique and was …

Self-adjusting unique nanoscale contact resistance of a single alumina grain

M Bhattacharya, A Dey… - Materials Research …, 2016 - iopscience.iop.org
This work evaluates the nanohardness of a single alumina grain for a coarse grain alumina
ceramic of∼ 10 μm grain size. The results reveal that the nanoscale contact deformation …

Interaction of nanoscale damages with static and dynamic contact induced damages in alumina: A novel approach using nanoindentation

M Bhattacharya, A kumar Mukhopadhyay - Ceramics International, 2019 - Elsevier
The present work makes novel usage of the well-known nanoindenation (NI) technique to
study how the nanohardness (H) and Young's modulus (E) are affected due to variations in …

A Comparative Study of Corrosion Resistance in Ringer Solution of Nitrogen‐Implanted Alumina at Different Energies for Orthopedic Implants

D Shikha, U Jha, SK Sinha, AK Singh… - … Journal of Applied …, 2010 - Wiley Online Library
Commercially available polycrystalline alumina is implanted at different energies and
various ion doses. Microstructural changes, elemental analysis, and evidence of compound …

Nitrogen ion beam modification of alumina for hard tissue implants

D Shikha, U Jha, SK Sinha, KGM Nair… - Macromolecular …, 2015 - Wiley Online Library
Alumina has wide applications in industry, automobiles, electrical appliances etc. However
its application as biomaterial has started recently. We propose to improve the bio‐physical …