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Showing 541 - 560 results of 9,442 for search '(structures OR structural) variation', query time: 0.20s Refine Results
  1. 541

    Index Method for Assessing Structural Changes in the Economy: Issues of Theory and Practice by T. N. Belova

    Published 2024-03-01
    “…The article is devoted to the consideration of the most important tools of economic and statistical analysis - indexes of structural changes by Ryabtsev, Gatev and Salai.   The relevance of such work is due to the significant value of using indexes of structural changes that allow making an interconnected analysis of the composition and structure of a phenomenon, taking into account its dynamics.  …”
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    Article
  2. 542

    Accelerating Effects of Poloxamer and Its Structural Analogs on the Crystallization of Nitrendipine Polymorphs by Jie Zhang, Qiusheng Yang, Meixia Xu, Xinqiang Tan, Xucong Peng, Ziqing Yang, Kang Li, Jia Yang, Jie Chen, Xuan Xun, Saijun Xiao, Lingjie Zhou, Minzhuo Liu, Zhihong Zeng

    Published 2025-07-01
    “…Poloxamer and its structural analogs exhibited similar effects on the nucleation and growth kinetics of amorphous NTP, suggesting minimal dependence on structural variation. …”
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    Article
  3. 543

    Tension and compression behaviors of Moso bamboo (Phyllostachys pubescens) for structural use by Qunying Mou, Siyang Ji, Peng Li, Xianjun Li, Zhangjing Chen, Lin He, Xiazhen Li

    Published 2025-07-01
    “…The tension and compression strengths of the samples with different forms exhibited a strong positive correlation. The variations in bearing capacity and failure modes of bamboo were mainly attributed to its structural characteristics, particularly the three-dimensional network structure of nodes.…”
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    Article
  4. 544
  5. 545

    The Height of Chitinous Ridges Alone Produces the Entire Structural Color Palette by Hemant Kumar Raut, Qifeng Ruan, Cédric Finet, Vinodkumar Saranathan, Joel K.W. Yang, Javier G. Fernandez

    Published 2022-12-01
    “…., without any other secondary structure), the entire color palette is achieved. This result is achieved using a new methodology based on the controlled reproduction of parts of the biological structure of complex chitinous systems using their native chemistry, enabling the isolation of different features’ contributions. …”
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    Article
  6. 546

    Structural diversity and biological activities of naturally derived bafilomycins from actinomycetes by Aileen Bayot Custodio, John Edward Ico Zapater, Edwin Plata Alcantara

    Published 2025-04-01
    “…It also highlights the reported differences in Baf bioactivities with changes in structure. Furthermore, this paper classified Bafs based on structural variations relative to Baf A1, specifically: (1) substitution and (2) dehydration of residues; (3) addition of cyclic rings; and (4) tetrahydropyran ring opening. …”
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    Article
  7. 547

    Disassembling-Based Structural Damage Detection Using Static Measurement Data by Eun-Taik Lee, Hee-Chang Eun

    Published 2019-01-01
    “…The proposed method detects locally damaged members of the entire structure by comparing the stress variations before and after damage. …”
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    Article
  8. 548

    Study on the effect of load on the structural response of projectile during penetration process by Jun Liang, Xuanhua Fan, Tao Li, Shifu Xiao, Feng Ma

    Published 2025-04-01
    “…Abstract To delve deeper into the dynamic behaviors of a typical projectile structure subjected to multi-pulse loading, this paper focuses on the scenario of a projectile positively penetrating an equally spaced, multi-layer target. …”
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    Article
  9. 549

    ALGORITHM FOR CALCULATING NEOTECTONIC STRESSES IN PLATFORM AREAS BY THE STRUCTURAL-GEOMORPHOLOGICAL METHOD by Yu. L. Rebetskiy, L. A. Sim, A. V. Marinin

    Published 2022-03-01
    “…An algorithm for calculating stress values proposed here is based on the results of reconstruction performed by L.A. Sim’s structural-geomorphological method for platform areas. …”
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    Article
  10. 550

    Structural and functional neural correlates of sensorimotor deficits in progression of hepatic encephalopathy by Guanchen Sha, Yuefan Liu, Yutong Cao, Qi Zhang, Yining Zhang, Yuanyuan Chen, Qiuyun Fan, Yue Cheng

    Published 2025-05-01
    “…Our results revealed cross-sectional structural and functional variations concerning disease progression across different subsystems (e.g., visual, motor and sensory), providing evidence that can potentially explain the mechanisms underlying the sensorimotor and cognitive deficits related to HE.…”
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    Article
  11. 551

    Many-Objective Truss Structural Optimization Considering Dynamic and Stability Behaviors by João Marcos P. Vieira, José Pedro G. Carvalho, Dênis E. C. Vargas, Érica C. R. Carvalho, Patrícia H. Hallak, Afonso C. C. Lemonge

    Published 2025-01-01
    “…This paper aims to propose seven innovative many-objective structural optimization problems (MOSOPs) applied to 25-, 56-, 72-, 120-, and 582-bar trusses, not yet presented in the literature, in which the main objectives, in addition to the structure’s weight, refer to the structures’ vibrational and stability aspects. …”
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    Article
  12. 552

    Eigenvalue Sensitivity Analysis for a Combined Beam Structure with Varying Constraints by Kwang-Min Won, Youn-sik Park

    Published 1997-01-01
    “…An eigenvalue sensitivity formula for a combined beam structure due to the variation of its shape or joint coordinates is proposed based on the Lagrange multiplier technique for a free vibration equation of the structure. …”
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    Article
  13. 553
  14. 554

    DEEP CRUSTAL STRUCTURE AND ESTIMATION OF MOHO IN THE LHASA TERRANE OF CENTRAL TIBET by Ul-Islam Md. Sultan, Keramat Mumnunul, Islam Rezaul, Rahman Syed Mustafizur

    Published 2008-12-01
    “…Seismic attributes analysis is applied to INDEPTH II seismic profiles to develop a better understanding of the deep crustal structure and geodynamics of the Lhasa Terrane in the central Tibet area. …”
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    Article
  15. 555
  16. 556

    Hydrological connectivity influences the aquatic metacommunity structure of an Arctic delta floodplain by Ryan W. Scott, Sapna Sharma, Xiaowa Wang, Roberto Quinlan

    Published 2025-01-01
    “…We sampled macroinvertebrate communities across the longitudinal span of the Delta and used three complementary analyses (variance partitioning, elements of metacommunity structure, and fourth corner analysis) to determine the relative influence of environmental versus spatial variation, metacommunity structure across dispersal modes, and the functional metacommunity structure. …”
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    Article
  17. 557

    Benthic community structure on coral reefs exposed to intensive recreational snorkeling. by Bobbie Renfro, Nanette E Chadwick

    Published 2017-01-01
    “…The use of reefs for recreational snorkeling and diving potentially can lead to similar ecological impacts if not well-managed, but impacts of snorkeling on benthic organisms are not well understood. We quantified variation in benthic community structure along a gradient of snorkeling frequency in an intensively-visited portion of the Mesoamerican Barrier Reef. …”
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    Article
  18. 558
  19. 559

    Experimental Research on the Impact of Temperature on the Adhesion Characteristics of Soil-Structure Interface by Tao Qiu, Cheng Liu, Xiaochun Zhong, Yueyue Zhu

    Published 2020-01-01
    “…By comparing and analyzing the adhesion state of the soil on the surface of the structure, the influence of temperature on the adhesion characteristics is mainly reflected on the variation of the soil moisture content within the influence range of the interface, the variation of the energy required for the destruction of the adhesion interface, and the change of the location of the weakest antistripping plane induced by both before. …”
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    Article
  20. 560

    Exploring the effects of ecological parameters on the spatial structure of genetic tree sequences by Ianni-Ravn, Mariadaria K., Petr, Martin, Racimo, Fernando

    Published 2024-08-01
    “…Consequently, space has an important influence on the structure of genealogies and the distribution of genetic variants over time. …”
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    Article