In severe accident management, the integrity of the containment structure is a key point to focus the study related to severe accident scenarios that need knowledge of thermo-physical properties of material composition. In the present nuclear accident scenario, nuclear severe accident management is one of the challenging tasks to mitigate the phenomena occurring inside the reactor pressure vessel (RPV)

In this effort, the demonstration has been done for designing the new optical sensor for the detection of various viruses. In this design, we have revealed about Photonic crystal based CCMZIs (Core Cavity Mach-Zehnder interferometers) structures namely CCMZI_1, CCMZI_2, CCMZI_3, and CCMZI_4. These structural designs are commonly referred here as CCMZI_X cavity sensors where X denotes the gradual decrement

Orthopedic bone drilling involves human as a part of action thus the role of drilling must be concise with its prime objective only. Excess heat generation and physical damage during drilling will lead to extended problems i.e. osteonecrosis and permanent death to the bone cells. To avoid that particular lose to the bone the heat generation should be as low as possible. In this study, an experiment

This paper has been focused on the porosity, hardness, tensile and abrasion wear of Mg-based B4C composites developed by squeezed vacuum-based stir casting (SVSC) process by adding 3, 5, 7, 9 wt. % of B4C. Also, an electromagnetic stir casting has been used to synthesize similar composition specimens in comparison to the SVSC results. Additionally, electron microscopy has been used for analyzing the

In this work, metallization of copper on acrylonitrile-butadiene-styrene (ABS) substrate has been fabricated by fused deposition modelling (FDM) using electroless process avoiding chemicals detrimental to environment. Four acidic baths containing five weight percentages of HF, H2SO4, HNO3 and H3PO4 varying copper sulphate (CuSO4) at 10, 15 and 20 weight percentage in each bath has been used for metallization

The purpose of the investigation is to propose an innovative method of single point cutting tool development adopting centrifugal casting operations. Scrapped cutting tools are melted, cast into cylindrical bars adopting centrifugal casting method, machined for developing single point cutting tools, and heat-treated for the conduct of cutting operations. Adopting Taguchi optimisation technique and

Copper (Cu) is used as an interconnect material in many applications owing to its high thermal, electrical conductivity and excellent electromigration resistance. Though this material has many advantages, the main drawback is that it gets oxidized on exposure to air. Thermo-compression bonding is a wafer bonding technique that uses metal layers for heaping wafers, which aids in attaining outstanding

Lean practices have shown their potential in reducing environmental, economic, and social impacts during the construction phase, with an increase in the parameters of sustainability in the development of projects. Last planner system® (LPS) has gained prominence in recent times for its ability to increase the possibility of timely construction project delivery. However, LPS is yet to gain sufficient

Composite laminates are gorgeous for several applications such as aerospace and aircraft structural components due to their excellent properties. Typically, mechanical drilling has been important machining operation for components made of composite laminates. Nevertheless, laminated composites are considered as hard-to-machine material which results in low drilling efficiency and drilling-induced delamination

The ability to obtained personalized and complex-shaped products with lower cost of development, less energy consumed during manufacturing, less material waste while facilitating in making the products on-demand are the unique benefits associated with additive manufacturing (AM). This work is a review comprising of the details on the early development of AM including key developments over the years

The purpose of this paper is to highlight the importance of implementing Lean manufacturing techniques for enhancing market competitiveness and productivity in the Indian MSMEs. The methodology adopted is a multi-case study approach based on the primary implementation of Lean manufacturing techniques in the MSMEs under the Lean manufacturing competitive Scheme (LMCS) Scheme of the Ministry of Micro

A conventional method was adopted to prepare pure ninhydrin (NH) and nickel doped ninhydrin (N1NH) single crystals. The present investigation focused on various properties of as grown NH and NINH crystals. Monoclinic crystal structure with P21 space group which is attractive phenomena were noticed in structural mode of grown NH and NINH crystals. Various vibrations of functional groups related to NH

Body armor is a very critical entity in protecting soldier's live. Soldiers carry heavy stuff on duties, and the ceramic insert in those body armors is one of them. The purpose of this paper is to investigate the effect of Nano-rare-earth elements as additives to the ceramic base material on the armor's performance. Aluminum oxide (Al2O3) has been selected as the base material of the ceramic in this

An active suspension system attempts to overcome these compromises so as to provide the best performance for controlling the vehicle. A fully active suspension system aims to control the suspension over the full bandwidth, increase load carrying capacity, handling and ride quality. A model for vehicle’s dynamics while using an active suspension system has been developed. The equations are cast in both

This paper has proposed a surface plasmon resonance-based photonic crystal fiber (PCF) sensor to detect even a small change in refractive index (RI) values of analytes. The impact on sensor performance by Bezier polygon core structure of the PCF and gold coating in an air hole have been carried out. The sensor resonance wavelength and the respective confinement loss are analyzed for various Bezier

The coatings produced with high-velocity oxygen fuel spraying technology can greatly improve wear and corrosion resistance. In this study, WC-12% Ni coating was applied on the lamellar graphite cast iron substrate. Morphologies and structures of uncoated samples and sprayed coatings were analyzed with light microscopy, scanning electron microscope, energy dispersive spectrometry and X-ray diffraction

Application of particulate reinforced composite is being emphasized day by day due to its modified strength, high hardness, less weight, and ductility. This paper deals with the behaviour of physical, mechanical and tribological properties of aluminium matrix composite reinforced by micro-sized silicon carbide particles (in a various quantity such as 0, 3, 6 and 9 wt.%) prepared by stir casting fabrication

E-waste is becoming burgeoning global issue, which showcases the impacts of the same on environment and on humans. Marble cutting industries is another industry producing huge amount of marble dust as a waste which is degrading the environment. E-waste and waste marble dust can be utilized in construction industry in different forms thus helps in reducing its impact on environment. In this analysis

Sandwich composites are special class of materials because of peculiar properties such as lightweight, high energy absorbing capacity, and high damping, etc. These properties make them suitable for their use in aerospace and marine industry. Generally, metal or FRP sheets are used as skin/face sheet and honeycomb, foam and balsa wood, etc. are used as core materials. The elastic properties of the honeycomb

Chromic acid (Cr6+) anodization process is widely used for the corrosion protection of aircraft aluminium alloys. Hexavalent chromium being toxic in nature need to be phased out by eco-friendly alternatives. In the present study modified tartaric-sulphuric acid (TSA) process has been developed followed by sealing in permanganate based bath to obtain 4 to 6 µm thick anodic oxide layer on 2024-T3, 6061-T6

In most of the industries like automobile, aircraft, shipbuilding, etc., surface composites play an important role as they enhance strength, hardness, and microstructure. Friction Stir Processing is a solid-state surface alteration and surface engineering technique employed for development of Metal Matrix Composite surfaces. It enables alteration of the surface, control of microstructure, enhancement

The porous carbon is synthesised by chemical activation using cork dust bio-waste as carbon source and the electrochemical performance of the resulting carbon material is tested in even and uneven weight configuration using a two-electrode system. The obtained cork dust derived activated carbon (CDAC) shown a unique honeycomb structured morphology as confirmed by morphological analysis. X-ray diffraction

Graphene-based cones with nanosized apex can be obtained by means of a high temperature pyrolytic carbon deposition process using methane and hydrogen as gaseous feedstock and single carbon nanotubes as deposition substrates. Aside the cones, micrometer-sized carbon beads or fibre segments are deposited meanwhile which are a key morphological component for allowing handling and mounting the carbon

Stable ensemble emission from nitrogen vacancy (NV) centers in nanodiamonds (NDs) is highly desirable for diverse areas ranging from bio-imaging to quantum optics. The uniqueness of NV centers lies in their opto-spin properties like energy level structure, emission range (620-850 nm) and optical spin polarization. The host matrix (NDs), however, put some limitation on the photo-physical properties

In present study, high surface area (1852m2g−1) activated carbon was synthesized by single step thermo chemical activation of agro-waste lignocellulose biomass (eucalyptus bark).The synthesized activated carbon has been characterized using scanning electron microscopy, energy-dispersive-X-ray spectroscopy and BET surface area analyser. The eucalyptus bark derived activated carbon (EBAC) was used to

This research article presents the analysis of a conductive carbon-fiber-reinforced plastic (CFRP) prepared using the new thermoset resin of polyaniline (PANI) applying 2-Methacryloyloxyethyl acid phosphate (P-2M) as a curable dopant. The results of this study established a conductive CFRP with easy synthesis route employing the prepreg technology. This work shows a successful fabrication of CFRP using

Calcined petroleum coke (CPC) is one of major constituent used for making graphite electrodes. Increasing demand of graphite electrodes requires more and more quantity of high quality-low sulphur calcined petroleum coke. The sulphur content of the petroleum coke strongly depends on the nature of the coking feed stock (crude oil) and its sulphur content. High sulphur coke (>1%) is not desirable for

The commercial conducting materials (Cu, Ag, Al etc.) have achieved their saturation due to their high density and Joule’s heating effect in terms of efficiency. In this outlook, carbon nanotubes (CNTs) are the most versatile, light weight and high electrically conducting material for advance generation. But it is difficult to weave them for commercialization. For the growth of 3-D CNT assemblies such

In the earlier studies carbon nanomaterials were synthesized by using cheaper raw materials such as coal, super clean coal, plastics etc. by the authors research group. Presently, carbon nanomaterials such as graphene and carbon nanotubes have been prepared from cheap carbon-based materials such as dry ice and Pongamia oil. The graphene and carbon nanotubes were also synthesized by catalytic reduction

The synthesis of Multi-Walled Carbon Nanotubes (MWCNTs) by Chemical Vapor Deposition (CVD) is becoming most ideal method for producing large quantity of CNT at different temperature conditions. Nano-porous materials such as transition metal carbonates with bimetallic alloy catalyst were used to fabricate MWCNTs with high yield and less amorphous carbon. In the present research work, the MWCNTs were

During carbonisation (primary and secondary) and then graphitisation processes, any organic precursor is subjected to deep structural changes which make it evolve from an isotropic to an anisotropic material, with the extent of the anisotropy being related to the starting elemental composition, and ultimately to the graphitisability. For decades, analysing X-ray diffraction patterns has been used to

As the importance of material surfaces and interfaces for industrial applications is ever increasing, a need for accurate measurement of their properties and functionalities with traceability and reproducibility through unbroken chain of measurements and their reference materials for proficiency testing has become very important. Carbon and its allotropes have several industrial applications and recently

The present embodiment provides an insight on the fabrication and characterization of polymeric dielectric composites for energy storage applications required in mobile electronic devices, stationary power systems, hybrid electric vehicles and pulse power generation. In present study, conducting carbon particles of appropriate dielectric properties have been selectively functionalized with acrylic

The research aims to investigate the carbon fibre composite laminate for effect of their layer configuration including their number and relative orientation of fibre angles on their mechanical properties and its consistency with the results obtained from simulated data using finite element analysis (FEA) on mechanical properties. The laminate composite with four types of fiber layer orientations were

The average properties of carbon fiber reinforced plastics (CFRPs) depend on the extent of interaction between the fiber and matrix. Any means, therefore, to modify either of the two constituents of CFRPs is the key to design the composite. Carbon nanotubes (CNTs) are often used to tailor the interface/interphase in conventional CFRPs either by mixing the nanotubes in matrix or by growing them on the

Graphene is a 2-dimensional flat sheet of carbon species confined into a honeycomb structure exhibits unique optical, electrical, thermal and mechanical properties. Graphene due to its fascinating properties finds application in the area of flexible electronics, nano-devices, health care, defence, photovoltaics and many others. In this work, graphene is grown on a copper foil using thermal chemical

The porous carbon is synthesised by chemical activation using cork dust bio-waste as carbon source and the electrochemical performance of the resulting carbon material is tested in even and uneven weight configuration using a two-electrode system. The obtained cork dust derived activated carbon (CDAC) shown a unique honeycomb structured morphology as confirmed by morphological analysis. X-ray diffraction

Graphene-based cones with nanosized apex can be obtained by means of a high temperature pyrolytic carbon deposition process using methane and hydrogen as gaseous feedstock and single carbon nanotubes as deposition substrates. Aside the cones, micrometer-sized carbon beads or fibre segments are deposited meanwhile which are a key morphological component for allowing handling and mounting the carbon

Stable ensemble emission from nitrogen vacancy (NV) centers in nanodiamonds (NDs) is highly desirable for diverse areas ranging from bio-imaging to quantum optics. The uniqueness of NV centers lies in their opto-spin properties like energy level structure, emission range (620-850 nm) and optical spin polarization. The host matrix (NDs), however, put some limitation on the photo-physical properties

In present study, high surface area (1852m2g−1) activated carbon was synthesized by single step thermo chemical activation of agro-waste lignocellulose biomass (eucalyptus bark).The synthesized activated carbon has been characterized using scanning electron microscopy, energy-dispersive-X-ray spectroscopy and BET surface area analyser. The eucalyptus bark derived activated carbon (EBAC) was used to

The synthesis of Multi-Walled Carbon Nanotubes (MWCNTs) by Chemical Vapor Deposition (CVD) is becoming most ideal method for producing large quantity of CNT at different temperature conditions. Nano-porous materials such as transition metal carbonates with bimetallic alloy catalyst were used to fabricate MWCNTs with high yield and less amorphous carbon. In the present research work, the MWCNTs were

During carbonisation (primary and secondary) and then graphitisation processes, any organic precursor is subjected to deep structural changes which make it evolve from an isotropic to an anisotropic material, with the extent of the anisotropy being related to the starting elemental composition, and ultimately to the graphitisability. For decades, analysing X-ray diffraction patterns has been used to

The research aims to investigate the carbon fibre composite laminate for effect of their layer configuration including their number and relative orientation of fibre angles on their mechanical properties and its consistency with the results obtained from simulated data using finite element analysis (FEA) on mechanical properties. The laminate composite with four types of fiber layer orientations were

This research article presents the analysis of a conductive carbon-fiber-reinforced plastic (CFRP) prepared using the new thermoset resin of polyaniline (PANI) applying 2-Methacryloyloxyethyl acid phosphate (P-2M) as a curable dopant. The results of this study established a conductive CFRP with easy synthesis route employing the prepreg technology. This work shows a successful fabrication of CFRP using

The commercial conducting materials (Cu, Ag, Al etc.) have achieved their saturation due to their high density and Joule’s heating effect in terms of efficiency. In this outlook, carbon nanotubes (CNTs) are the most versatile, light weight and high electrically conducting material for advance generation. But it is difficult to weave them for commercialization. For the growth of 3-D CNT assemblies such

In the earlier studies carbon nanomaterials were synthesized by using cheaper raw materials such as coal, super clean coal, plastics etc. by the authors research group. Presently, carbon nanomaterials such as graphene and carbon nanotubes have been prepared from cheap carbon-based materials such as dry ice and Pongamia oil. The graphene and carbon nanotubes were also synthesized by catalytic reduction

As the importance of material surfaces and interfaces for industrial applications is ever increasing, a need for accurate measurement of their properties and functionalities with traceability and reproducibility through unbroken chain of measurements and their reference materials for proficiency testing has become very important. Carbon and its allotropes have several industrial applications and recently

Calcined petroleum coke (CPC) is one of major constituent used for making graphite electrodes. Increasing demand of graphite electrodes requires more and more quantity of high quality-low sulphur calcined petroleum coke. The sulphur content of the petroleum coke strongly depends on the nature of the coking feed stock (crude oil) and its sulphur content. High sulphur coke (>1%) is not desirable for

The present embodiment provides an insight on the fabrication and characterization of polymeric dielectric composites for energy storage applications required in mobile electronic devices, stationary power systems, hybrid electric vehicles and pulse power generation. In present study, conducting carbon particles of appropriate dielectric properties have been selectively functionalized with acrylic

The average properties of carbon fiber reinforced plastics (CFRPs) depend on the extent of interaction between the fiber and matrix. Any means, therefore, to modify either of the two constituents of CFRPs is the key to design the composite. Carbon nanotubes (CNTs) are often used to tailor the interface/interphase in conventional CFRPs either by mixing the nanotubes in matrix or by growing them on the

Graphene is a 2-dimensional flat sheet of carbon species confined into a honeycomb structure exhibits unique optical, electrical, thermal and mechanical properties. Graphene due to its fascinating properties finds application in the area of flexible electronics, nano-devices, health care, defence, photovoltaics and many others. In this work, graphene is grown on a copper foil using thermal chemical

Cognitive radio offers a flexible and efficient utilization of radio frequency resources by dynamic spectrum sharing as required in next gen (5G) architecture of wireless communication. The channel allocation time, probability of false alarm detection and spectral efficiency are the major performance parameters to characterize a spectrum sharing technique. This paper presents modified energy detection

The present numerical study explores the use of fluid pockets in the heat sink to enhance heat transfer in high power LEDs. A robust heat sink model has been presented and evaluated the heat transfer characterization in terms of reduced LED junction temperature via natural convection and studied the effect of fluid flow in the pockets of heat sink. The junction temperature of the LED has been measured

In the present study, Si3N4 reinforced titanium composites have been produced by the powder metallurgy method. The effect of various percentages of Si3N4 (0-9 wt. %) on the microstructure, density, hardness and compressive strength of titanium (It) composites have been investigated. After sintering at 1100 oC for 120 min., the mechanical properties have been significantly developed up to 3 wt. % Si3N4

In this research article engineering properties of solely ground granulated blast furnace (GGBS) slag geopolymers have been investigated at varying proportions of alkali activators. Combination of sodium hydroxide (SH) and sodium meta silicate (SMS) powder has been used as alkali activators. Consistency, setting time and compressive strength have been determined at different concentration of SH and

In the presented research work the experiments have been performed by using design of experiments (DOE) L18 [OA] orthogonal array based on Taguchi S/N (signal-to-noise) ratio. The three control factors namely sliding speed, load and sliding distance varied to three levels (1, 2 and 3), respectively. One control factor has the sliding condition varied to two levels (l= Dry and 2= Cryogenic with LN2)

The present paper deals mainly with iron bearing titania enriched ilmenite raw mineral, its production, exports and imports and consumption of Ferro alloy industries. This paper not only reveals the recovery of iron from iron bearing titania mineral ilmenite with physical beneficiation methods but also gives the process of preparation and separation of titania slag and iron metal by using microwave

High spectral transmission capacity signals are the prime requirement of today’s dense communication system to enhance the quality of different users services, which have been analyzed and resolved with the support of 80 channels hybrid optical time division dense multiplexing system with different orthogonal modulation techniques (return to zero (RZ), differential quadrature phase shift keying (DQPSK)

A new photocatalyst CuO/Bi oxide nitrate hydroxide hydrate (C-BONH) has been synthesized by hydrothermal method. The obtained product has been characterized using x-rays diffraction (XRD), fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM) and energy-dispersive X-ray spectroscopy (EDS). The surface area has been measured by Brunauer-Emmett-Teller (BET) method, and it

The structural and operational characteristics of a silicon on insulator (SOI) junctionless (JL) FinFET have been compared with the selective buried oxide (SELBOX) JL FinFET for 15 nm gate length and beyond using simulation studies. Simulations have been performed using silvaco TCAD (Atlas 3-D Module). SELBOX JL FinFET device has shown ~10 times improvement in ION/IOFF ratio with respect to the SOI