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  • Open Access

    PROCEEDINGS

    Mechanical Properties of CP Ti Processed via a High-Precision Laser Powder Bed Fusion Process

    Hui Liu1, Xu Song1,*

    The International Conference on Computational & Experimental Engineering and Sciences, Vol.29, No.2, pp. 1-1, 2024, DOI:10.32604/icces.2024.011362

    Abstract Because of its higher specific strength and better biocompatibility, commercially pure titanium (CP Ti) is widely used for product fabrication in the aerospace, medical, and other industries. Currently, different ways are adopted to strengthen CP Ti, such as solid-solution strengthening using oxygen or adding metal components to form alloys; however, the introduction of oxygen, other gases, or alloying elements reduces the corrosion resistance and biocompatibility. Herein, CP Ti with a low oxygen content was used to fabricate samples via a high-precision laser powder bed fusion process. Smaller laser beam diameter and thinner layer thickness lead More >

  • Open Access

    ARTICLE

    Flow Characteristics of Grains in a Conical Silo with a Central Decompression Tube Based on Experiments and DEM Simulations

    Huinan Sun1,*, Siqiang Wang2, Zhuoqing Zhang1, Chaoyong Xia1, Xu Chen1

    CMES-Computer Modeling in Engineering & Sciences, Vol.127, No.3, pp. 855-873, 2021, DOI:10.32604/cmes.2021.015791 - 24 May 2021

    Abstract Grains are widely present in industrial productions and processing, and are stored in silos. In the silo, auxiliary structures are added to achieve efficient production. However, little effort has been devoted to the influence of the internal structure of the silo on the granular flow. In this work, a silo with a central decompression tube is studied through experimental measurements and discrete element methods. Then, the influences of the central decompression tube on the flow behavior of grains and wall pressure are analyzed. Results show that the grains are in mass flow in the silo… More >

  • Open Access

    ARTICLE

    Amylose Content, Morphology, Crystal Structure, and Thermal Properties of Starch Grains in Main and Ratoon Rice Crops

    Na Kuang, Huabin Zheng, Qiyuan Tang*, Yuanwei Chen, Xiaomin Wang, Youyi Luo

    Phyton-International Journal of Experimental Botany, Vol.90, No.4, pp. 1119-1230, 2021, DOI:10.32604/phyton.2021.014637 - 27 April 2021

    Abstract Rice ratooning, or the production of a second rice crop from stubble after the harvest of the main crop, is considered to be a green and resource-efficient rice production system. The present study was conducted to examine variance in amylose content (AC), grain morphology, crystal structure, and thermal properties of starch between main- and ratoon-season rice of seven varieties. Ratoon-season rice grains had higher ACs and significantly lower transition gelatinization temperatures (To, Tp, and Tc) than did main-season rice grains. The relative crystallinity and lamellar peak intensity of ratoon-season rice starch were 7.89% and 20.38% lower, respectively, More >

  • Open Access

    ARTICLE

    Accumulation Characteristics of Protein and Non-Protein Components and Their Correlations with Protein Concentration in Rice Grains

    Xiaoli Zhang1,2,#, Xiaohong Yin2,3,#, Jiana Chen3,#, Fangbo Cao3, Yu Liu3, Zhengwu Xiao3, Liqin Hu3, Guanghui Chen3, Tianfeng Liang1,2,*, Min Huang3,*

    Phyton-International Journal of Experimental Botany, Vol.90, No.4, pp. 1285-1292, 2021, DOI:10.32604/phyton.2021.014778 - 27 April 2021

    Abstract Protein in rice grains is an important source of nutrition for rice consumers. This study mainly aimed to identify the critical factors that determine grain protein concentration in rice. Accumulation parameters, including mean accumulation rate (Rmean) and active accumulation duration (Dactive), for protein and non-protein components and their correlations with protein concentration in rice grains were investigated in field experiments conducted over two years with six rice cultivars. Results showed that grain protein concentration ranged from 9.6% to 11.9% across cultivars and years. Accumulation processes of protein and non-protein components were well fitted by the logistic More >

  • Open Access

    ARTICLE

    GC-MS Analysis of Metabolites in Filling Grains of Rice-Tartary Buckwheat (Fagopyrum tataricum) in Comparison to Conventional Tartary Buckwheat

    Chenggang Liang1,#, Chunyu Wei1,#, Yan Wang1,*, Wujuan Yu1, Kai Liao1, Taoxiong Shi1, Dabing Xiang2,3, Qijiao Chen1

    Phyton-International Journal of Experimental Botany, Vol.90, No.3, pp. 871-893, 2021, DOI:10.32604/phyton.2021.014242 - 30 March 2021

    Abstract Rice-Tartary buckwheat (RTB) is a special germplasm of Tartary buckwheat. In this study, the appraisal of taste quality between RTB and conventional Tartary buckwheat (CTB) was presented, and the metabolites in kernels at three typical grain filling stage (GFS) were investigated. Unlike CTB, RTB showed thin shell seeds without longitudinal furrows at maturity, which was easily artificially dehulled. Sense organ test indicated that RTB exhibited better taste quality because of the higher values of appearance, viscosity, taste and summary were appraised. In total, 92 metabolites were identified in kernels using GM-MS metabolomics platform. The levels… More >

  • Open Access

    ARTICLE

    Genome-Wide Identification of Candidate Genes Associated with β-glucan Traits in a Hulled and Hulless Barley (Hordeum vulgare L.) Population

    Longhua Zhou1,2,#, Ting He1,2,#, Guimei Guo1,2, Jing Li1,2, Ruiju Lu1,2, Yingbo Li1,2,*, Chenghong Liu1,2,*

    Phyton-International Journal of Experimental Botany, Vol.89, No.4, pp. 987-997, 2020, DOI:10.32604/phyton.2020.011728 - 09 November 2020

    Abstract Barley grain is a valuable source of β-glucan, which is an important component of dietary fiber with significant human health benefits. Although the genetic basis of β-glucan biosynthesis has been widely studied, a genome-wide association study (GWAS) is still required for a scan of the candidate genes related to the complex quantitative trait based on the high-quality barley reference genome. In this study, a GWAS was conducted using a population composed of 87 barley landraces (39 hulled and 48 hulless, β-glucan from 2.07% to 6.56%) with 191,098 nucleotide polymorphisms (SNPs) markers to cover the chromosomes with the… More >

  • Open Access

    ARTICLE

    Genetic separation of chalkiness by hybrid rice of Huanghuazhan and CS197

    LU GAN, XIAOSHU DENG, YAN LIU, ANCAI LUO, JIAO CHEN, JING XIANG, ZHENGWU ZHAO*

    BIOCELL, Vol.44, No.3, pp. 451-459, 2020, DOI:10.32604/biocell.2020.08007 - 22 September 2020

    Abstract The present study focused on the segregation of the percentage of grains with chalkiness (PGWC), using Huanghuazhan as the female parent and CS197 as the male parent to construct the hybrid rice F2 population. Molecular markers were used for genotype analysis among the extremely low and extremely high PGWC individuals from the F2 population. The results revealed that the genotypes of 10 extremely low PGWC individuals were 80.00% and 3.33%, which is identical to Huanghuazhan and CS197, respectively. The heterozygotes accounted for 16.67%. On the contrary, the genotypes of 10 extremely high PGWC individuals were 37.78%… More >

  • Open Access

    ARTICLE

    Basal Application of Zinc to Improve Mung Bean Yield and Zinc-Grains Biofortfication

    Aroosa Kanwal1, Muhammad Bismillah Khan1, Mubshar Hussain1,2,*, Muhammad Naeem1, Muhammad Shahid Rizwan3, Muhammad Zafar-ul-Hye4

    Phyton-International Journal of Experimental Botany, Vol.89, No.1, pp. 87-96, 2020, DOI:10.32604/phyton.2020.07845 - 01 March 2020

    Abstract Worldwide, the dietary deficiency of zinc (Zn) is prevailing in almost all arid and semi-arid regions. Zinc deficiency is not only the major constraint of lower yield, but also dietary Zn deficiency in cereals grains may cause increasing malnutrition and chronic health problems in human. Exogenous application of Zn through basal soil nutrition might be a useful option to recover Zn deficiency in mung bean. Therefore, field study was conducted to optimize the optimum level and method of Zn nutrition to enhance crop yield and Zn biofortification of mung bean through basal application. Zinc was… More >

  • Open Access

    ARTICLE

    Amylose Content and Starch Granule Size in Rice Grains are Affected By Growing Season

    Hengdong Zhang1, Min Huang1,*, YingjuanWei2, Jiana Chen1, Shuanglü Shan1, Fangbo Cao1, Guanghui Chen1, Yingbin Zou1

    Phyton-International Journal of Experimental Botany, Vol.88, No.4, pp. 403-412, 2019, DOI:10.32604/phyton.2019.07371

    Abstract Amylose content and starch granule size in grains influence rice quality, which differs between the early (ES) and late season (LS). The objective of this study was to determine the variation of amylose content and starch granule size between seasons and find the main reasons (e.g., temperature and solar radiation) for the observed variation. Field experiments with six rice varieties (three high and three low amylose content rice) planted in the ES and LS were conducted in 2016 and 2017, respectively. The mean temperatures during the filling stage were higher in ES, however, the daily… More >

  • Open Access

    ABSTRACT

    Computational Grains for Nanocomposites with Interface Stress Effects

    Junbo Wang*, Leiting Dong

    The International Conference on Computational & Experimental Engineering and Sciences, Vol.21, No.4, pp. 75-75, 2019, DOI:10.32604/icces.2019.04820

    Abstract In this study, two/three-dimensional computational grains are developed for micromechanical modeling of heterogeneous materials with nanoscale inhomogeneities, considering the interface stress effect. Two types of computational grains are developed, depending on the types of inhomogeneity in each element. Each computational grain can include alternatively a spherical void or a spherical elastic inclusion. In these computational grains, an inter-element compatible displacement field is assumed along the element outer-boundary, and interior displacement fields in the matrix as well as in the inclusion are independently assumed as T-Trefftz trial functions. For planar problems, complex potentials are used to… More >

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