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Investigación etnográfica y publicación de datos en acceso abierto: cuestiones metodológicas y éticas
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62
A Stress-Strain Model for Brick Prism under Uniaxial Compression
Published 2019-01-01“…From the observation of the test results, shape of the stress-strain curve is assumed to be parabola. In developing the stress-strain model, the modulus of elasticity, the strain at peak stress, and the strain at 50% of the peak stress on the descending branch were formulated from regression analysis using test data. …”
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63
New Numerical Solution of von Karman Equation of Lengthwise Rolling
Published 2015-01-01“…The simplifications are based on two cases for approximation of the circular arch: (a) by polygonal curve and (b) by parabola. The contribution of the present paper for solution of two-dimensional differential equation of rolling is based on description of the circular arch by equation of a circle. …”
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64
The Cinematic Visions and Dreams of Edgard Varèse
Published 2025-02-01“…The paper retraces the compositional parabola that involved the author for the last years of his life, setting it down in the recording studios and human environments in which he found himself operating, in order to reconstruct, through the dense network of relationships between technology and thoughts, the milieu that gave rise to one of the multiple roots of film music. …”
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Mirror Prescription Regression: A Differential Interferometric Technique
Published 2010-01-01“…We apply this method successfully to the testing of a Space Optics Research Lab off-axis parabola with a known focal length of 152.4 mm, a diameter of 76.2 mm, and an off-axis angle of 12°.…”
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A Three-Dimensional Autonomous System with a Parabolic Equilibrium: Dynamical Analysis, Adaptive Synchronization via Relay Coupling, and Applications to Steganography and Chaos Enc...
Published 2022-01-01“…This paper is reporting on electronic implementation of a three-dimensional autonomous system with infinite equilibrium point belonging to a parabola. Performance analysis of an adaptive synchronization via relay coupling and a hybrid steganography chaos encryption application are provided. …”
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67
Experimental Study of Moving Truck Emissions on Inter-City National Road: A Case Study of Malino Main Road
Published 2018-01-01“…This pattern shows the pattern follows parabola tendency. Emission on damaged road is higher than good road although the emission values are not much different. …”
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68
O conceito de simetria e o ensino de Álgebra: analisando materiais curriculares da Educação Básica
Published 2016-06-01“…Destaca-se, entre os resultados, a potencialidade de contemplar o conceito de simetria quando do estudo da função polinomial do segundo grau, possibilitando uma articulação entre a Geometria e a Álgebra, ao tomar as relações entre as raízes da função e o eixo de simetria e as propriedades da parábola. …”
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Técnicas e instrumentos químico-farmacéuticos en México (1849-1925)
Published 2017-01-01“…Durante el siglo xix y las primeras décadas del xx, la investigación científica desarrollada en México giraba principalmente en torno al estudio de las plantas medicinales. …”
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71
Fibroma aponeurótico calcificante intra articular. Presentación de un caso.
Published 2010-02-01Get full text
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72
Avances en la evaluación de la eficiencia energética del proceso de producción de biodiesel para distintas escalas
Published 2012-01-01“…En el sistema de producción para autoconsumo, la colza y el girasol se presentan como las mejores alternativas desde el punto de vista energético. …”
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Mechanical Calculation of Flexible Wires of Spans with Different Tensioning Insulator Strings
Published 2020-02-01“…The system of “the first tension insulators string – the wire – the second tension insulators string” was described by the equations of a parabola. A relationship has been established between the sag increase factor and the coefficients that take into account the presence of tensioning insulators strings. …”
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75
Evaluation of thermal efficiency in ethanol distillation by solar concentrating parabolic collector
Published 2025-02-01“…The area of the CPC was 1.7 m2 with a width and depth of 1.0 m × 1.7 m, respectively. A stainless-steel parabola reflector reflected a concentrating beam onto a rectangular receiver with dimensions of 0.06 m × 0.17 m x 1.00 m (Width x Height x Long). …”
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Pore Structure Characteristics and Evolution Law of Different-Rank Coal Samples
Published 2021-01-01“…With the increase of volatile matter content, the pore volume and the pore specific surface area both vary in a trend resembling a reverse parabola.…”
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77
Las úlceras por presión en la superación profesional del especialista en medicina general integral
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78
Dynamic Mechanical Properties and Fractal Characteristics of Polypropylene Fiber-Reinforced Cement Soil under Impact Loading
Published 2019-01-01“…The absorbed energy per unit volume of cement soil has a quadratic parabola relationship with polypropylene fiber content and fractal dimension, respectively. …”
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79
Isolation, Characterization, and Identification of Biological Control Agent for Potato Soft Rot in Bangladesh
Published 2012-01-01“…The highest (62.5%) antagonistic effect of E-65 was observed in the Granola and the lowest (32.7%) of that was found in the Cardinal varieties of the Bangladeshi potatoes. …”
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