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  1. 4041

    Implications of Raychaudhuri equation and geodesic focusing in interacting two fluid systems by Madhukrishna Chakraborty, Subenoy Chakraborty

    Published 2025-01-01
    “…In the present work, the signature of the Raychaudhuri scalar or convergence scalar has been examined for two types of interaction forms namely, (i) $$Q=H(\alpha \rho _1+\beta \rho _2)$$ Q = H ( α ρ 1 + β ρ 2 ) (linear) and (ii) $$Q=\dfrac{H\xi \rho _1\rho _2}{\alpha \rho _1+\beta \rho _2}$$ Q = H ξ ρ 1 ρ 2 α ρ 1 + β ρ 2 (non-linear). …”
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  2. 4042
  3. 4043

    DAVID LACK: TWO VERSIONS OF SPECIATION, FROM NEUTRALISM TO THE ADAPTIVE APPROACH by Ya. M. Gall

    Published 2015-01-01
    “…The article reviews the development of two leading concepts of speciation, developed in the 1940-s by the British ornithologist and ecologists David Lack (1910–1973). …”
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  4. 4044

    A Class of New Permutation Polynomials over F2n by Qian Liu, Ximeng Liu, Jian Zou

    Published 2021-01-01
    “…In this paper, according to the known results of some normalized permutation polynomials with degree 5 over F2n, we determine sufficient and necessary conditions on the coefficients b1,b2∈F2n2 such that fx=x3x¯2+b1x2x¯+b2x permutes F2n. …”
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  5. 4045

    Digital suction and family functionality in children in Health Area II. Cienfuegos. by Ana María Nápoles Quintero, Omaida Borroto Abal, Nora Sexto Delgado, Anay Valladares González, Raúl López Fernández, Lourdes Martínez Casanova

    Published 2007-12-01
    “…<strong>Method:</strong> An analytic study of cases and controls was carried out, in girls and boys of 5th and 6th levels in 8 day-care centres belonging to Area II of Cienfuegos municipality during the course 2005-2006. …”
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  6. 4046

    Morphology and Magnetic Properties of Ferriferous Two-Phase Sodium Borosilicate Glasses by Alexander Naberezhnov, Nadezda Porechnaya, Viktor Nizhankovskii, Alexey Filimonov, Bernard Nacke

    Published 2014-01-01
    “…For all glasses a coexistence of drop-like and two-phase interpenetrative structures is observed. …”
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  7. 4047

    Novel variant of FBN2 in a patient with congenital contractual arachnodactyly by Mina Nakama, Yuki Miwa, Sayaka Manabe, Shigeru Shimamoto, Hidenori Ohnishi

    Published 2024-02-01
    “…Genetic analysis revealed c.3207_3217+9del in a heterozygote form of the fibrillin-2 (FBN2) gene. This patient was diagnosed with CCA based on his phenotype, and the pathogenicity of this variant was classified according to cDNA analysis and protein modeling.…”
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  8. 4048

    Autophagy Mediates MMP-2 Expression in Glaucomatous Trabecular Meshwork Cells by Yan-Ling Xiao, Xiao-Rui Wang, Kejing Ye, Wan-Zhu Chen, Bing-Ru Zheng, Yi-Hong Huang, Yu-Yu Wu

    Published 2022-01-01
    “…The mRNA and protein expression of LC3-II, Beclin1, and MMP-2 were measured by reverse transcription-polymerase chain reaction and western blot, respectively. …”
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  9. 4049
  10. 4050
  11. 4051

    Study on the Dynamics of 2-GRR(FR)/GRR Parallel Deflection Platform by Xu Yongshuai, Chen Chun, Wang Jiawei, Xu Huiru

    Published 2020-03-01
    “…A new 2-GRR(FR)/GRR parallel drive bidirectional deflection platform is proposed. …”
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  12. 4052
  13. 4053

    Analysis of Two-Level Mesh Method for Partial Integro-Differential Equation by Quan Tang, Ziyang Luo, Xindong Zhang, Juan Liu

    Published 2022-01-01
    “…In this paper, we present two-level mesh scheme to solve partial integro-differential equation. …”
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  14. 4054
  15. 4055

    Nanoreinforcements of Two-Dimensional Nanomaterials for Flame Retardant Polymeric Composites: An Overview by Shaolin Lu, Wei Hong, Xudong Chen

    Published 2019-01-01
    “…In recent years, the preparation of modified two-dimensional nanomaterials as flame retardants has attracted wide attention in the field. …”
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  16. 4056
  17. 4057

    Two-Step Frequency Estimation of GNSS Signal in High-Dynamic Environment by Chao Wu, Yafeng Li, Liyan Luo, Jian Xie, Ling Wang

    Published 2022-01-01
    “…To improve frequency accuracy which is affected by two parameters in high-dynamic acquisition, we propose a two-step frequency estimation method based on the mean frequency (MF) model for high-dynamic parameters estimation. …”
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  18. 4058

    Science and applications of 2.5D materials: development, opportunities and challenges by Hiroki Ago, Pablo Solís-Fernández

    Published 2024-06-01
    “…Abstract Research on two-dimensional (2D) materials has made tremendous progress reflecting their unique properties and promising applications. …”
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  19. 4059

    The two-loop coefficient functions for double deeply virtual Compton scattering by Vladimir M. Braun, Hua-Yu Jiang, Alexander N. Manashov, Andreas von Manteuffel

    Published 2025-01-01
    “…Abstract Making use of conformal symmetry of large-n f QCD in d = 4 – 2ϵ dimensions at the Wilson-Fischer fixed point, we calculate the two-loop coefficient functions in the operator product expansion of two electromagnetic currents in general kinematics with two different photon virtualities. …”
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  20. 4060