Synergistic fractural features observed in Ti-B-Si-C hard coatings on enhancing the sharpness of nano indenters

R Dash, K Bhattacharyya, AS Bhattacharyya - International Journal of …, 2023 - Elsevier
Abstract The multicomponent Ti-B-Si-C hard coatings consisting of different hard phases
have varied uses in tool, heavy duty as well as microelectronic industries, The fractural …

Stress distribution variations during nanoindentation failure of hard coatings on silicon substrates

R Dash, K Bhattacharyya… - … and Precision Engineering …, 2023 - pubs.aip.org
Regarding quality inspection of technologically important nanocomposite hard coatings
based on Ti, B, Si, C, and N and bioceramics such as hydroxyapatite that are used in small …

[HTML][HTML] Mixed-Mode Fracture behaviour of Si-CN coatings

AS Bhattacharyya, K Bhattacharyya - Next Materials, 2024 - Elsevier
Micro-electro-mechanical systems (MEMS) technology has made it possible for the
semiconductor industry to construct systems and devices on silicon substrates …

[HTML][HTML] Conducting Polymers in Biosensing: a review

AS Bhattacharyya - Chemical Physics Impact, 2024 - Elsevier
Medical diagnostics and, to a lesser extent, pharmacy is two of the most prominent
applications of organic conducting polymers (CPs). Polymers that conduct electricity, such …

Ductile–brittle indentation fracture transitions in hard coatings

AS Bhattacharyya, AK Rajak… - Surface …, 2024 - journals.sagepub.com
The article has provided a novel way of finding the probability of fracture (P f) based on
modifications of some established concepts. It has also discussed ductile to brittle as well as …

[PDF][PDF] SILICON OXYCARBONIRIDE BASED SPUTTERED HARD FILMS

AS Bhattacharyya - researchgate.net
Abstract Silicon Oxynitride (Si-ON) is basically a polymer derived ceramic (PDC) having
good fracture toughness and high temperature stability used in aerospace, sensing …

[PDF][PDF] Interfacial morphology and quantification of crystalline growth in Si-CN nanocomposite coatings

AS Bhattacharyya - researchgate.net
Hard coatings safeguard machines from wear and abrasion and reduce energy loss in a
variety of industrial sectors. The crystalline growth morphology on the surface, particularly at …

Cracks at shallow nanoindentation depths in titanium diboride hard thin coatings used in AFM nanoindentation

AS Bhattacharyya - Metallurgical Research & …, 2024 - metallurgical-research.org
Hard coatings like Titanium diboride (TiB 2) on silicon substrates which are used for
interconnects. micro-electro-mechanical devices and metallurgical protective coatings were …

[PDF][PDF] Fracture analysis of Si-CN coatings using different methods and its effect on electrical conduction

AS Bhattacharyya, K Bhattacharyya - researchgate.net
The ternary nanocomposite comprising of a mixture of different phases viz., SiC, Si-N, CN
and different hybridized carbon grown over an amorphous Si-CN phase has also been …

[PDF][PDF] SLIDING RESPONSES OF Si-CN COATING ON GLASS: CHIPPING OBSERVED IN FEM

AS Bhattacharyya, K Bhattacharyya - researchgate.net
ABSTRACT Finite Element Modelling of Scratch tests were done on thermally resistant hard
Si-CN coatings developed on glass substrates using magnetron sputtering. The Von Mises …