Year-2020: Recent submissions

Now showing items 341-360 of 497

Generating autofocused aberration laser beams with different spectral performance

Reddy, A.N.K.; Khonina, S.N.; Pal, V. (2020-12-22)

We present a flexible approach for generating autofocused aberration laser beams (ALBs) of different wavelengths based on the diffractive optical element (DOE) design with distinct phase transmittance that has radial ...
Systematic Studies of a Sapphire Bolometer with Phonon Pulses in the Temperature Range of 10–100mK

Garai, A.; Mazumdar, A.; Reza, A.; Krishnmoorthy, H.; Gupta, G.; Nanal, V.; Pillay, R.G.; Ramakrishnan, S. (2020-12-22)

Systematic studies with a sapphire bolometer test setup, made with indigenously made NTD Ge sensor, are carried out. A C++ and ROOT-based pulse analysis program implementing Savitzky–Golay filtering technique for analyzing ...
The role of dynamic defects in transport of interacting molecular motors

Jindal, A.; Kolomeisky, A.B.; Gupta, A.K. (2020-12-22)

Motor proteins or biological molecular motors are special enzyme molecules that drive biological transport in living cells by moving cellular cargoes along linear protein filaments. The experimental evidences suggest ...
Waste heat recovery from a biomass heat engine for thermoelectric power generation using two-phase thermosyphons

Goswami, R.; Das, R. (2020-12-22)

In this study, we propose a thermoelectric generator (TEG) based power generation system operated through waste heat of a biomass engine. Power generated by TEGs is utilized for recharging a 12 V uninterruptible power ...
On the Role of Interacting Particles and Limited Resources in the Regulation of Lattice Length Dynamics

Verma, A.K.; Sharma, N.; Gupta, A.K. (2020-12-22)

Motivated by the significant effect of particle–particle interactions on the driven stochastic transport system, we examine how interacting particles control the lattice polymerization and depolymerization dynamics under ...
Thermal modeling of single discharge in prospect of tool wear compensation in μEDM

Nadda, R.; Nirala, C.K. (2020-12-22)

Due to the non-isoenergetic nature of discharge pulses in resistance-capacitance (RC) based micro electrical discharge machining (μEDM), the volume of produced micro-crater by each pulse varies significantly. This fact ...
Ruthenium(II)-arene complexes containing ferrocenamide ligands: Synthesis, characterisation and antiproliferative activity against cancer cell lines

Mandal, P.; Sonkar, C.; Dhankhar, S.S.; Nagaraja, C.M.; Mukhopadhyay, S. (2020-12-21)

This work deals with synthesis of new ferrocenamide ligands i.e. pyridine-2-carboxylic acid(4-ferrocenyl aniline)-amide, HL1 and quinoline-1-carboxylic acid(4-ferrocenyl aniline)-amide, HL2 and two new heterobimetallic ...
Terbium(III)-coated carbon quantum dots for the detection of clomipramine through aggregation-induced emission from the analyte

Kaur, G.; Chaudhary, M.; Jena, K.C.; Singh, N. (2020-12-21)

Environmental contamination due to increase in drug levels is reaching an alarming stage. An array of drugs, such as antibiotics, antidepressants, analgesics, and chemotherapy drugs, have been found to be polluting ...
Nitrosoarene-catalyzed regioselective aromatic C–H sulfinylation with thiols under aerobic conditions

Pradhan, S.; Patel, S.; Chatterjee, I. (2020-12-17)

Aromatic amines and (hetero)arenes, such as indoles and pyrroles, are regioselectively sulfinylated under mild aerobic conditions using nitrosoarenes as a redox-catalyst. The nitrosoarene is involved in the electron ...
Structural rejuvenation of thermal spray coating through stationary friction processing

Arora, H.S.; Rani, M.; Perumal, G.; Roy, M.; Singh, H.; Grewal, H.S. (2020-12-17)

In this study, a novel processing technique for microstructural refinement of Ni-Cr-5Al2O3 composite coating developed using high velocity oxy-fuel (HVOF) technique is demonstrated. The processing technique, known ...
Effect of substrate surface roughness on properties of cold-sprayed copper coatings on SS316L steel

Singh, S.; Singh, H.; Chaudhary, S.; Buddu, R.K. (2020-12-17)

The development of thick pure copper coatings on SS316 substrates with desired properties for Tokamaks is still a challenging task. The solution to this task can help to fulfill the demanding requirements of in-vessel ...
Hydrogen trapping potential of Ca decorated metal-graphyne framework

Kumar, S.; Kumar, T.J.D. (2020-12-17)

Hydrogen holds the promise for alternative clean energy carrier due to its renewable and pollution free nature. A metal-organic framework (MOF) is designed with graphyne linker. Each graphyne linker is decorated with two ...
Accessing Dihydro-1,2-oxazine via Cloke−Wilson-Type Annulation of Cyclopropyl Carbonyls: Application toward the Diastereoselective Synthesis of Pyrrolo[1,2‑b][1,2]oxazine

Kumar, P.; Kumar, R.; Banerjee, P. (2020-12-17)

A convenient additive-free synthesis of dihydro-4H-1,2-oxazines via a Cloke−Wilson-type ring expansion of the arylsubstituted cyclopropane carbaldehydes with the hydroxylamine salt is introduced. Comparatively less active ...
Importance of intermonomer couplings of the FMO complex in coherently initiated dynamics

Singh, D.; Dasgupta, S. (2020-12-17)

In this work, the hierarchical equation of motion approach was employed to study the excitation transfer efficiency (ETE) from the Fenna-Matthews-Olson (FMO) complex to the reaction center core complex (RCC). Further, ...
First-Principles Design and Investigation of Siligraphene as a Potential Anode Material for Na-Ion Batteries

Yadav, N.; Chakraborty, B.; Kumar, T.J.D. (2020-12-17)

The continuous depletion of lithium resources has drawn great attention toward the development of nonlithium rechargeable batteries having electrode materials that prove to be promising in delivering advantages of ...
Acylation of oxindoles using methyl/phenyl estersviathe mixed Claisen condensation – an access to 3-alkylideneoxindoles

Sreedharan, R.; Rajeshwaran, P.; Panyam, P.K.R.; Yadav, S.; Nagaraja, C.M.; Gandhi, T. (2020-12-17)

Predominantly, aggressive acid chlorides and stoichiometric coupling reagents are employed in the acylating process for synthesizing carbonyl tethered heterocycles. Herein, we report simple acyl sources, viz. methyl and ...
Elasto-Plastic fracture modeling for crack interaction with XFEM

Gajjar, M.; Pathak, H.; Kumar, S. (2020-12-17)

Multiple cracks/voids have been extensively seen in structural components. The stress field gets affected due to the crack interaction, so the effect of multiple cracks should be considered in design analysis. Further, ...
Enhanced Cavitation Erosion–Corrosion Resistance of High- Velocity Oxy-Fuel-Sprayed Ni-Cr-Al2O3 Coatings Through Stationary Friction Processing

Arora, H. S.; Rani, M.; Perumal, G.; Singh, H.; Grewal, H. S. (2020-12-17)

Cavitation erosion is a huge problem in engineering structures working under hydrodynamic conditions. The synergistic effect of erosion and corrosion can aggravate the material removal by several orders of magnitude. Surface ...
IL@CQD catalyzed active ester rearrangement for the detection and removal of cyanide ions

Chaudhary, M.; Verma, M.; Raj, P.; Jena, K.C.; Singh, N. (2020-12-17)

Carbon Quantum Dots (CQDs) have been extensively employed in various fields of science such as sensing, catalysis, and drug delivery. In this work, ionic liquid coated CQDs (IL@CQDs) have been used as catalysts for the ...
Construction of 3D lanthanide based MOFs with pores decorated with basic imidazole groups for selective capture and chemical fixation of CO2

Dhankhar, S.S.; Nagaraja, C.M. (2020-12-17)

Three new 3D lanthanide-based metal–organic frameworks (MOFs), [Ln2(ImBDC)3(2H2O)]n (where Ln = Tb3+ (1)/Sm3+ (2)/Eu3+ (3), ImBDC = 2-(imidazol-1-yl)terephthalic acid), have been synthesized solvothermally and characterized ...

Now showing items 341-360 of 497

Search DSpace

Advanced Search

Browse

All of DSpace
This Collection
- By Issue Date
- Authors
- Titles
- Subjects

Recently added

Year-2020: Recent submissions

Search DSpace

Browse

All of DSpace

This Collection

My Account