Search results for: S. Dinesh Kumar

Items from 1 to 20 out of 46 results

article

Mechanisms of antimicrobial and antiendotoxin activities of a triazine‐based amphipathic polymer

Eun Young Kim, S. Dinesh Kumar, Jeong Kyu Bang, Song Yub Shin

Biotechnology and Bioengineering > 117 > 11 > 3508 - 3521

TZP4 is a triazine‐based amphipathic polymer designed to mimic the amphipathic structure found in antimicrobial peptides. TZP4 showed potent antimicrobial activity comparable to melittin against antibiotic‐resistant bacteria, such as methicillin‐resistant Staphylococcus aureus and multidrug‐resistant Pseudomonas aeruginosa. TZP4 showed high resistance to proteolytic degradation and low tendency to...

article

Mechanical, Moisture Absorption, and Abrasion Resistance Properties of Bamboo–Jute–Glass Fiber Composites

D. Chandramohan, B. Murali, P. Vasantha-Srinivasan, S. Dinesh Kumar

Journal of Bio- and Tribo-Corrosion > 2019 > 5 > 3 > 1-8

Composites have been shown to be commendable alternates to many traditional materials for use in many load-bearing engineering applications. Besides their superior corrosion resistance, composite materials also offer the maximum scope for weight reduction due to their great strength and lower density. In this experimental study, composites of natural fibers (jute and bamboo) and reinforced glass fiber...

article

Triggering of fatty acids on Tetraselmis sp. by ethyl methanesulfonate mutagenic treatment

S. Dinesh Kumar, Kang Sojin, P. Santhanam, B. Dhanalakshmi, more

Bioresource Technology Reports > 2018 > 2 > C > 21-28

The present study aimed to triggering of growth, lipid and fatty acids production of oceanic microalgae Tetraselmis sp. for biofuel production under mutagenic treatment with ethyl methanesulfonate (EMS). The maximum optical density (0.51±0.02), cells concentration (138±6.9×10⁴cellsmL⁻¹), biomass (0.63±0.03gL⁻¹), chlorophyll ‘a’ (3.91±0.19mgL⁻¹) were found in DKMK06 in first generation which was treated...

article

Synthesis, Characterization and Wire Electric Erosion Behaviour of AA7178-10 wt.% ZrB₂ Composite

S. Dinesh Kumar, M. Ravichandran

Silicon > 2018 > 10 > 6 > 2653-2662

In this work, AA7178-10 wt.% ZrB₂ Metal Matrix Composite was produced using stir casting route and the mechanical properties of the composites were studied. The microstructure and elemental verification were done by using Scanning Electron Microscope (SEM) and Energy Dispersive X-Ray Spectroscopy (EDS). Among the various non-traditional machining processes, Wire Electrical Discharge Machining (WEDM)...

article

Enhanced magnetoelectric response from lead-free (Ba0.85Ca0.15)(Zr0.1Ti0.9)O3 – CoFe2O4 laminate and particulate composites

Paul Praveen J, Vinitha Reddy Monaji, S. Dinesh Kumar, V. Subramanian, more

Ceramics International > 2018 > 44 > 4 > 4298-4306

Lead free multiferroic composite (Ba_0.85Ca_0.15)(Zr_0.1Ti_0.9)O₃ - CoFe₂O₄ was prepared in two different connectivity schemes, particulate and laminates and their magnetoelectric properties have been investigated in this study. Lead free piezoelectric (Ba_0.85Ca_0.15)(Zr_0.1Ti_0.9)O₃ (BCZT) and ferrimagnetic CoFe₂O₄ (CFO) phases were synthesized by sol-gel and combustion techniques respectively. Particulate...

article

Formulation and biological actions of nano-bioglass ceramic particles doped with Calcarea phosphorica for bone tissue engineering

S. Dinesh Kumar, K. Mohamed Abudhahir, N. Selvamurugan, S. Vimalraj, more

Materials Science and Engineering: C > 2018 > 83 > C > 202-209

The improvisation of the treatment procedures for treating the various kind of bone defects such as, bone or dental trauma and for diseases such as osteoporosis, osteomyelitis etc., need the suitable and promising biomaterials with resemblance of bone components. Bioactive glass ceramic (BGC) has recently acquired great attention as the most promising biomaterials; hence it has been widely applied...

article

FinSAL: FinFET-Based Secure Adiabatic Logic for Energy-Efficient and DPA Resistant IoT Devices

S. Dinesh Kumar, Himanshu Thapliyal, Azhar Mohammad

IEEE Transactions on Computer-Aided Design of Integrated Circuits and... > 2018 > 37 > 1 > 110 - 122

With the emergence of Internet of Things (IoT), there is an urgent need to design energy-efficient and secure IoT devices. For example, IoT devices such as radio frequency identification tags and wireless sensor nodes employ AES cryptographic module that are susceptible to differential power analysis (DPA) attacks. With the scaling of technology, leakage power in the cryptographic device increases,...

article

An exponentially fitted finite difference scheme for a class of singularly perturbed delay differential equations with large delays

P. Pramod Chakravarthy, S. Dinesh Kumar, R. Nageshwar Rao

Ain Shams Engineering Journal > 2017 > 8 > 4 > 663-671

This paper deals with singularly perturbed boundary value problem for a linear second order delay differential equation. It is known that the classical numerical methods are not satisfactory when applied to solve singularly perturbed problems in delay differential equations. In this paper we present an exponentially fitted finite difference scheme to overcome the drawbacks of the corresponding classical...

chapter

Low-Power and Secure Lightweight Cryptography Via TFET-Based Energy Recovery Circuits

Himanshu Thapliyal, T.S.S. Varun, S. Dinesh Kumar

2017 IEEE International Conference on Rebooting Computing (ICRC) > 1 - 4

2017 IEEE International Conference on Rebooting Computing (ICRC)

Lightweight cryptography (LWC) provides cryptographic solutions for resource-constrained devices such as RFID tags, industrial controllers, sensor nodes, and smart cards. LWC based devices have stringent constraints on power consumption and are vulnerable to side-channel attacks such as Differential Power Analysis (DPA). The existing CMOS-based countermeasures for DPA are not suitable for circuits...

article

Efficacy of seagrass Cymodocea rotundata beads on the removal of excessive nutrients in shrimp aquaculture wastewater

G. N. Soumya, N. Manickavasagam, P. Santhanam, S. Dinesh Kumar

Journal of Water Chemistry and Technology > 2017 > 39 > 4 > 250-255

The aim of present study is to ascertain the effects of pH, retention time, biomass dosage in beads and beads density on nutrients (Phosphate and Nitrate) uptake efficiency of seagrass Cymodocea rotundata beads in aquaculture effluent. This study was carried out in shake flask at different pH viz. 5; 6; 7; 8 and 9, and different retention time such as 30; 60; 90 and 120 min. The seagrass biomass dosage...

article

Energy-efficient magnetic 4-2 compressor

Himanshu Thapliyal, Azhar Mohammad, S. Dinesh Kumar, Fazel Sharifi

Microelectronics Journal > 2017 > 67 > C > 1-9

In this paper, we present a hybrid MTJ/CMOS based low-power design of a 4-2 compressor. Furthermore, to gain more energy efficiency we implemented the proposed design with carbon nanotube field effect transistor (CNFET) technology and compared it with the MTJ/CMOS design. Simulations are performed at 45nm and 32nm CMOS technology with perpendicular anisotropy CoFeB/MgO MTJ model using Cadence Spectre...

chapter

Adiabatic Computing Based Low-Power and DPA-Resistant Lightweight Cryptography for IoT Devices

Himanshu Thapliyal, T.S.S Varun, S. Dinesh Kumar

2017 IEEE Computer Society Annual Symposium on VLSI (ISVLSI) > 621 - 626

2017 IEEE Computer Society Annual Symposium on VLSI (ISVLSI)

Internet of Things (IoT) devices are mostly small and operate wirelessly on limited battery supply, and therefore have stringent constraints on power consumption and hardware resources. Lightweight cryptography (LWC) provides cryptographic solutions for resource-constrained IoT devices. LWC based IoT devices are vulnerable to side-channel attacks such as Differential Power Analysis (DPA). The existing...

article

An Exponentially Fitted Spline Method for Second-Order Singularly Perturbed Delay Differential Equations

Podila Pramod Chakravarthy, S. Dinesh Kumar, R. Nageshwar Rao

Iranian Journal of Science and Technology, Transactions A: Science > 2017 > 41 > 2 > 515-519

This paper deals with the singularly perturbed boundary value problem for the second-order delay differential equation. Similar boundary value problems are associated with expected first-exit times of the membrane potential in models of neurons. A fitted numerical scheme has been developed to solve the boundary value problem. The difference scheme which is shown to converge to the continuous solution...

article

Design exploration of a Symmetric Pass Gate Adiabatic Logic for energy-efficient and secure hardware

S. Dinesh Kumar, Himanshu Thapliyal, Azhar Mohammad, Kalyan S. Perumalla

Integration, the VLSI Journal > 2017 > 58 > C > 369-377

Adiabatic logic is one of the circuit design techniques for designing energy-efficient hardware. In recent years, it has also been proved that this technique is suitable for designing secure hardware. In the existing literature, a Secured Quasi-Adiabatic Logic Family (SQAL) has recently been proposed in designing Differential Power Analysis (DPA)-resistant and energy-efficient hardware. SQAL shows...

article

Tuning of bandwidth by superposition of bending and radial resonance modes in bilayer laminate composite

S. Dinesh Kumar, J. Magesh, V. Subramanian

Materials & Design > 2017 > 122 > Complete > 315-321

Though the magnetoelectric (ME) coupling strength found to be enhanced at electromechanical resonance, the narrow bandwidth limits its device functionality. Hence, widening the resonance bandwidth without affecting the ME coupling strength is essential for practical applications. This paper explores the possibility of tuning the resonance bandwidth by superimposing radial mode over bending mode in...

article

Optimal Conditions for the Treatment of Shrimp Culture Effluent Using Immobilized Marine Microalga Picochlorum maculatum (PSDK01)

S. Dinesh Kumar, P. Santhanam, P. Prabhavathi, B. Kanimozhi, more

Proceedings of the National Academy of Sciences, India Section B: Biological... > 2018 > 88 > 3 > 1177-1185

A significant environmental concern has been raised over the wastewater produced from aquaculture including shrimp farms. In order to evaluate the potential of microalgae to treat the wastewater from a shrimp aquaculture, response surface methodology (RSM) was applied to identify optimal conditions for various parameters. Picochlorum maculatum immobilized beads were used to remove excessive nutrients...

article

Magnetoelectric coupling studies on (x) (0.5BZT-0.5BCT) – (100-x) NiFe2O4 [x=90−70wt%] particulate composite

N. Shara Sowmya, A. Srinivas, K. Venu Gopal Reddy, J. Paul Praveen, more

Ceramics International > 2017 > 43 > 2 > 2523-2528

In this article, the effect of composition on magnetoelectric properties of lead-free (x) [0.5BZT – 0.5BCT] – (100-x) NiFe₂O₄ (x=90, 80, 70wt%) particulate composites synthesized by sol-gel method was studied. Presence of ferroelectric and ferromagnetic phases in the composites was confirmed using x-ray diffraction technique. The microstructure of the composites displayed uniform grains distribution...

article

Sustainability analysis of Bolted Joints through strength evaluation

S. Dinesh Kumar, D. Ramana Reddy

Materials Today: Proceedings > 2017 > 4 > 8 > 7628-7635

Threaded fasteners, including all varieties of bolts, make our industrial, commercial, and even civil worlds possible, by providing simple, economic means to join an infinite variety of small parts together to create such large and useful objects as automobiles, airplanes, buildings, plows, looms, and printing presses .The vehicles used for heavy engineering applications often are large and most of...

chapter

FinSAL: A novel FinFET based Secure Adiabatic Logic for energy-efficient and DPA resistant IoT devices

S. Dinesh Kumar, Himanshu Thapliyal, Azhar Mohammad

2016 IEEE International Conference on Rebooting Computing (ICRC) > 1 - 8

2016 IEEE International Conference on Rebooting Computing (ICRC)

With the emergence of Internet of Things (IoT), there is an urgent need to design energy-efficient and secure IoT devices. For example, IoT devices such as Radio Frequency Identification (RFID) tags and Wireless Sensor Nodes (WSN) employ AES cryptographic modules that are susceptible to Differential Power Analysis (DPA) attacks. With the scaling of technology, leakage power in the cryptographic devices...

article

Development and application of a novel immobilized marine microalgae biofilter system for the treatment of shrimp culture effluent

S. Dinesh Kumar, P. Santhanam, Min S. Park, Mi-Kyung Kim

Journal of Water Process Engineering > 2016 > 13 > C > 137-142

Removal of excessive nutrients is essential for aquaculture wastewater treatment to protect receiving waters from eutrophication and for potential reuse of the treated water. This semi pilot-scale wastewater treatment system consists of agar-alginate algal blocks (AAAB). It was tested for removal of nutrients in shrimp farm wastewater. Aquaculture wastewater (90days old Litopenaeus vannamei cultured...

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Keywords

LOGIC GATES (6)
BOUNDARY LAYER (4)
DELAY DIFFERENTIAL EQUATION (4)
SINGULAR PERTURBATIONS (4)
ADIABATIC LOGIC (3)
CLOCKS (3)
CRYPTOGRAPHY (3)
PICOCHLORUM MACULATUM (3)
REVERSIBLE LOGIC (3)
SRAM CELLS (3)
TRANSISTORS (3)
ADSORPTION (2)
ARRAYS (2)
CUBIC SPLINE IN COMPRESSION (2)
DELAYS (2)
DIFFERENTIAL POWER ANALYSIS (DPA) (2)
EXPONENTIALLY FITTED FINITE DIFFERENCE METHOD (2)
LATCHES (2)
MAGNETOELECTRIC (2)
QUANTUM COST (2)
SAR (2)
SOL-GEL (2)
SRAM CELL (2)
SYMMETRIC PASS GATE ADIABATIC LOGIC (SPGAL) (2)
CHLORELLA SP. (1)
AA7178 (1)
ABRASION RESISTANCE (1)
ADIABATIC (1)
ADIABATIC COMPUTING (1)
AGAR-ALGINATE BLOCKS (1)
ALGORITHM DESIGN AND ANALYSIS (1)
ANDAMAN ISLANDS (1)
ANTIENDOTOXIC ACTIVITY (1)
ANTIMICROBIAL PEPTIDES (1)
ATMEL 89C51 (1)
BAMBOO–JUTE–GLASS FIBER COMPOSITE (1)
BEADS (1)
BICAM (1)
BIODEGRADATION (1)
BIOGLASS CERAMICS (1)
BIOMASS PRODUCTIVITY (1)
BIOREMEDIATION (1)
BIOSORPTION (1)
BIPADDLE (1)
BOLTS (1)
BONE FORMATION AND BONE TISSUE ENGINEERING (1)
CALCAREA PHOSPHORICA (1)
CAPACITANCE (1)
CAPACITORS (1)
CHEMOKINE (1)
CMV (1)
COMPOSITES (1)
COMPUTER AIDED MANUFACTURING (1)
CONTENT ADDRESSABLE MEMORY (1)
CONTENT ADDRESSABLE MEMORY (CAM) (1)
CORAL REEF (1)
CUBIC SPLINE IN TENSION (1)
CYMODOCEA ROTUNDATA (1)
CYTOKINE (1)
DECODING (1)
DIELECTRIC PROPERTIES (1)
DISCHARGES (ELECTRIC) (1)
DISEASE RESISTANCE (1)
DORSAL MOTOR NUCLEUS (1)
DPA (1)
DRUG RESISTANCE (1)
DUAL POLARIZATION (1)
DUBOIS MODEL (1)
EFFLUENT (1)
ELECTROMECHANICAL RESONANCE (1)
ELECTROSPINNING (1)
ELECTRO‐MECHANICAL COUPLING (1)
EMBEDDED SYSTEMS (1)
ESTIMATED ATOMIC COORDINATE ERRORS (1)
ETHYL METHANE SULFONATE (1)
EXCESSIVE NUTRIENTS (1)
EXPONENTIALLY FITTED FINITE-DIFFERENCE METHOD (1)
FAME (1)
FERROELECTRIC (1)
FINFET (1)
FINFETS (1)
GARBAGE MINIMIZATION (1)
GARBAGE OUTPUT (1)
GOLD MICRO PLATES (1)
GREEN GRAM (1)
HARDWARE (1)
HARDWARE SECURITY (1)
HEATING (1)
HYDROGEN‐BOND INTERACTIONS (1)
IMMOBILIZATION (1)
INDUSTRIAL APPLICATIONS (1)
INITIAL POPULATION DENSITY (1)
INTEGRATED CIRCUIT MODELING (1)
INTERNET OF THINGS (IOT) DEVICE (1)
IOT DEVICES (1)
LAMINATE (1)
LARVAL REARING (1)
LEAD-FREE (1)
LEUCAENA LEUCOCEPHALA (1)
LIGHTWEIGHT CRYPTOGRAPHY (1)
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Springer (16)
Elsevier (14)
ieee (11)
Wiley (4)
Agro (1)

INFONA - science communication portal

Search results for: S. Dinesh Kumar

Mechanisms of antimicrobial and antiendotoxin activities of a triazine‐based amphipathic polymer

Mechanical, Moisture Absorption, and Abrasion Resistance Properties of Bamboo–Jute–Glass Fiber Composites

Triggering of fatty acids on Tetraselmis sp. by ethyl methanesulfonate mutagenic treatment

Synthesis, Characterization and Wire Electric Erosion Behaviour of AA7178-10 wt.% ZrB₂ Composite

Enhanced magnetoelectric response from lead-free (Ba0.85Ca0.15)(Zr0.1Ti0.9)O3 – CoFe2O4 laminate and particulate composites

Formulation and biological actions of nano-bioglass ceramic particles doped with Calcarea phosphorica for bone tissue engineering

FinSAL: FinFET-Based Secure Adiabatic Logic for Energy-Efficient and DPA Resistant IoT Devices

An exponentially fitted finite difference scheme for a class of singularly perturbed delay differential equations with large delays

Low-Power and Secure Lightweight Cryptography Via TFET-Based Energy Recovery Circuits

Efficacy of seagrass Cymodocea rotundata beads on the removal of excessive nutrients in shrimp aquaculture wastewater

Energy-efficient magnetic 4-2 compressor

Adiabatic Computing Based Low-Power and DPA-Resistant Lightweight Cryptography for IoT Devices

An Exponentially Fitted Spline Method for Second-Order Singularly Perturbed Delay Differential Equations

Design exploration of a Symmetric Pass Gate Adiabatic Logic for energy-efficient and secure hardware

Tuning of bandwidth by superposition of bending and radial resonance modes in bilayer laminate composite

Optimal Conditions for the Treatment of Shrimp Culture Effluent Using Immobilized Marine Microalga Picochlorum maculatum (PSDK01)

Magnetoelectric coupling studies on (x) (0.5BZT-0.5BCT) – (100-x) NiFe2O4 [x=90−70wt%] particulate composite

Sustainability analysis of Bolted Joints through strength evaluation

FinSAL: A novel FinFET based Secure Adiabatic Logic for energy-efficient and DPA resistant IoT devices

Development and application of a novel immobilized marine microalgae biofilter system for the treatment of shrimp culture effluent

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