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  1. No Access

    Article

    A motor learning-based postural intervention with a robotic trunk support trainer to improve functional sitting in spinal cord injury: case report

    Single-subject-research-design.

    V. Santamaria, X. Ai, S. K. Agrawal in Spinal Cord Series and Cases (2022)

  2. Article

    Correction: Feasibility and tolerance of a robotic postural training to improve standing in a person with ambulatory spinal cord injury

    V. Santamaria, T. D. Luna, S. K. Agrawal in Spinal Cord Series and Cases (2021)

  3. No Access

    Article

    Feasibility and tolerance of a robotic postural training to improve standing in a person with ambulatory spinal cord injury

    An ambulatory elder with SCI, AIS C, balance deficits, and right ankle-foot-orthosis participated. RobUST-intervention comprised six 90 min-sessions of postural tasks with pelvic assistance and trunk perturbat...

    V. Santamaria, T. D. Luna, S. K. Agrawal in Spinal Cord Series and Cases (2021)

  4. Article

    Open Access

    Current status of periodontitis and its association with tobacco use amongst adult population of Sunsari district, in Nepal

    Tobacco products are considered significant, but preventable factors related to initiation and progression of periodontal diseases. We assessed the prevalence of periodontitis and evaluated its association wit...

    K. Goel, S. Sharma, D. D. Baral, S. K. Agrawal in BMC Oral Health (2021)

  5. No Access

    Chapter and Conference Paper

    Gaussian Distribution Operator Based Spider Monkey Optimization Algorithm to Improve Global Search Ability

    Spider monkey optimization algorithm is a nature-inspired meta-heuristic fission–fusion system based algorithm used to obtain the optimum solution of complex optimization functions. The main concept behind thi...

    Himani, S. K. Agrawal in Proceedings of International Conference on… (2021)

  6. No Access

    Chapter and Conference Paper

    Modified Gbest-Guided ABC Algorithm Approach Applied to Various Nonlinear Problems

    A mathematical process which is used to search the maxima or minima of an objective function in the valid search space is known as the optimization. A wide range of nature-inspired optimization tactics such as...

    Himani, S. K. Agrawal in Optical and Wireless Technologies (2020)

  7. No Access

    Article

    Studies on the design and parametric effects of a diode pump alkali (rubidium) laser

    This paper presents a comprehensive study of the design and parametric investigation of a diode pump alkali laser (DPAL): an emerging, high quantum efficiency, challenging laser system in the near-infrared reg...

    R Biswal, G K Mishra, S K Agrawal, S K Dixit, S V Nakhe in Pramana (2019)

  8. No Access

    Article

    Phase and anti-phase synchronizations of fractional order hyperchaotic systems with uncertainties and external disturbances using nonlinear active control method

    In this paper, the phase and anti-phase synchronizations between fractional order hyperchaotic Lu and 4D integral order systems with parametric uncertainties and disturbances are studied using nonlinear active...

    Vijay K. Yadav, S. K. Agrawal, M. Srivastava in International Journal of Dynamics and Cont… (2017)

  9. No Access

    Article

    Characterization of cancer stem cells from different grades of human colorectal cancer

    Colorectal cancer (CRC) is one of the most common solid tumors worldwide. Recent evidence suggests that a population of cancer cells, called cancer stem cells (CSCs), is responsible for tumor heterogeneity, in...

    J. Manhas, A. Bhattacharya, S. K. Agrawal, B. Gupta, P. Das, S. V. S. Deo in Tumor Biology (2016)

  10. No Access

    Article

    A passive swing-assistive planar external orthosis for gait training on treadmill

    Orthoses are devices used for rehabilitation of the patients having muscle weakness at their limbs. People with motor-incomplete motion can train their weak limbs using appropriate orthoses to improve their mu...

    A. Mokhtarian, A. Fattah, S. K. Agrawal in Journal of the Brazilian Society of Mechan… (2015)

  11. No Access

    Article

    Anti-synchronization between identical and non-identical fractional-order chaotic systems using active control method

    This article deals with the anti-synchronization between two identical chaotic fractional-order Qi system, Genesio–Tesi system, and also between two different fractional-order Genesio–Tesi and Qi systems using...

    M. Srivastava, S. P. Ansari, S. K. Agrawal, S. Das, A. Y. T. Leung in Nonlinear Dynamics (2014)

  12. No Access

    Article

    A modified adaptive control method for synchronization of some fractional chaotic systems with unknown parameters

    A modified adaptive control method is developed in this article and the parameters identification method is then applied in fractional order systems with unknown parameters. The new modified control method bas...

    S. K. Agrawal, S. Das in Nonlinear Dynamics (2013)

  13. No Access

    Article

    Synchronization between fractional-order Ravinovich–Fabrikant and Lotka–Volterra systems

    This article examines the synchronization performance between two fractional-order systems, viz., the Ravinovich–Fabrikant chaotic system as drive system and the Lotka–Volterra system as response system. The c...

    S. K. Agrawal, M. Srivastava, S. Das in Nonlinear Dynamics (2012)

  14. No Access

    Article

    Effect of Duplex Ageing on the Properties of A356 Alloy Containing Rare Earth Elements

    Reduced weight of automobiles for the purpose of fuel economy has encouraged the use of light metals especially aluminium alloys. A356 Al alloy containing 7% Si and 0.3% Mg is widely used in automobile and air...

    J. Menghani, S. K. Agrawal, Vikram Agarwal in Transactions of the Indian Institute of Me… (2012)

  15. No Access

    Article

    Synthesis of pyrimidine and condensed pyrimidine derivatives and their evaluation for anti-inflammatory activity

    Condensation of various amines (Iac) with 4-isothiocyanato-4-methyl-2-pentanone (2a) at room temperature gave tetrahydropyrimidinethiones (3ac) whereas condensation of 1ae with 3-isothiocyanatobutanal at room ...

    Sham M. Sondhi, Jaiveer Singh, S. K. Agrawal, A. K. Saxena in Medicinal Chemistry Research (2012)

  16. No Access

    Article

    Conventional and microwave-assisted synthesis of imidazole and guanidine derivatives and their biological evaluation

    A number of imidazole derivatives 3af and 4af have been synthesized by the condensation of 3-methylthiophen-2-carboxaldehyde 1a, 5-methylthiophen-2-carboxaldehyde 1b, N-methylpyrrol-2-carboxaldehyde 1c, 1-napht...

    Sham M. Sondhi, Jaiveer Singh, Partha Roy, S. K. Agrawal in Medicinal Chemistry Research (2011)

  17. No Access

    Article

    Synthesis, anticancer, and anti-inflammatory activity evaluation of methanesulfonamide and amidine derivatives of 3,4-diaryl-2-imino-4-thiazolines

    Condensation of 3,4-diaryl-2-imino-4-thiazoli-nes 1a–j with methanesulfonyl chloride gave methanesulfonamide derivatives 2a–j. Condensation of 2-cyanopyrazine, 4-cyanopyridine, and 2-cyanopyridine with 3,4-diaryl...

    Sham M. Sondhi, Reshma Rani, P. P. Gupta, S. K. Agrawal in Molecular Diversity (2009)

  18. No Access

    Article

    Twin lintel belt in steel for seismic strengthening of brick masonry buildings

    A single-room, single-storey full-scale brick masonry building with precast RC roofing system was tested thrice under displacement controlled lateral cyclic loading, to assess the effectiveness of the basic re...

    C. V. R. Murtyl, Jayanta Dutta in Earthquake Engineering and Engineering Vib… (2004)

  19. No Access

    Article

    Finite-Time Optimal Control of Polynomial Systems Using Successive Suboptimal Approximations

    It is shown in this paper that the finite-time optimal control of polynomial systems can be obtained by solving a sequence of optimal control problems for the linearized problem. The paper provides proof of co...

    X. Xu, S. K. Agrawal in Journal of Optimization Theory and Applications (2000)

  20. No Access

    Article

    Optimization of Bilinear Systems Using a Higher-Order Variational Method

    This paper derives some optimization results for bilinear systems using a higher-order method by characterizing them over matrix Lie groups. In the derivation of the results, first a bilinear system is transfo...

    S. K. Agrawal, X. Xu, N. Faiz in Journal of Optimization Theory and Applications (2000)

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