|
|
|
|
|
Gang Yao, Guifeng Wang, Lihai Tan, Yinfeng Zhang, Ruizhi Wang and Xiaohan Yang
To study the influence of inclusions on the fracture evolution and mechanical properties of mortar structures, a series of uniaxial compression tests for mortar samples containing cylinder inclusions of varying mechanical properties were conducted. The d...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ubilfrido Vasquez Gutierrez, Henry López López, Gustavo Alberto Frías Treviño, Juan Carlos Delgado Ortiz, Alberto Flores Olivas, Luis Alberto Aguirre Uribe and Agustín Hernández Juarez
Tomato brown rugose fruit virus (ToBRFV) is considered an emerging disease and a viral pandemic for tomato consumers. The objectives of this research were to analyze the biological and physicochemical characteristics of ToBRFV in tomato and tobacco plant...
ver más
|
|
|
|
|
|
|
|
|
|
|
Olga D. Mokrushina, Julia A. Mikhailova and Yakov A. Pakhomovsky
The 360?370 Ma old Lovozero massif (NW Russia) is a layered nepheline syenitic-foidolitic pluton. Despite its huge size (650 km2), the massif is surrounded by a narrow fenite aureole, and the most intensive fenitization is associated with pegmatites and ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Amged El Hassan, Waleed Ahmed and Essam Zaneldin
In this study, a finite element model was developed, and a detailed analysis was carried out to investigate the impact of inclusions on the mechanical characteristics of a 3D-printed composite sandwich beam that could initiate when printing the layers, e...
ver más
|
|
|
|
|
|
|
|
|
|
|
María José J. Espeche,Raúl Lira,Nicolás A. Viñas
Pág. 14 - 45
On-going mining operations in a marble quarry (Cantera Centro) from Malagueño, Sierra Chica de Córdoba, Argentina, have unearthed veins, veinlets and lenses of sulfides (pyrrhotite>pyrite?chalcopyrite>>sphalerite). These veins and lenses are up ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Francis Gyakwaa, Matti Aula, Tuomas Alatarvas, Tero Vuolio, Qifeng Shu, Marko Huttula and Timo Fabritius
The presence of non-metallic inclusions (NMI) such as sulphides and oxides may be detrimental to the control of the steel casting process and product quality. The need for their identification and characterization is, therefore, urgent. This study uses t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Buddhima Indraratna, Yujie Qi, Trung Ngoc Ngo, Cholachat Rujikiatkamjorn, Tim Neville, Fernanda Bessa Ferreira and Amir Shahkolahi
Railway tracks are conventionally built on compacted ballast and structural fill layers placed above the natural (subgrade) foundation. However, during train operations, track deteriorations occur progressively due to ballast degradation. The associated ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Buddhima Indraratna, Yujie Qi, Trung Ngoc Ngo, Cholachat Rujikiatkamjorn, Tim Neville, Fernanda Bessa Ferreira and Amir Shahkolahi
Railway tracks are conventionally built on compacted ballast and structural fill layers placed above the natural (subgrade) foundation. However, during train operations, track deteriorations occur progressively due to ballast degradation. The associated ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Daniel Marshall, Carol-Anne Nicol, Robert Greene, Rick Sawyer, Armond Stansell and Ross Easterbrook
Gold, present as electrum, in the Battle Gap, Ridge North-West, HW, and Price deposits at the Myra Falls mine, occurs in late veinlets cutting the earlier volcanogenic massive sulphide (VMS) lithologies. The ore mineral assemblage containing the electrum...
ver más
|
|
|
|
|
|
|
|
|
|
|
Felipe Aguilera, Susana Layana, Augusto Rodríguez-Díaz, Cristóbal González, Julio Cortés, Manuel Inostroza
Pág. 166 - 196
A multidisciplinary study that includes processing of Landsat ETM+ satellite images, chemistry of gas
condensed, mineralogy and chemistry of fumarolic deposits, and fluid inclusion data from native sulphur deposits, has
been carried out in the Lastarria ...
ver más
|
|
|
|
|
|
|
|
|
|
|
I. V. Akimov
Pág. 81 - 87
|
|
|
|
|
|
|
|
|
|
|
Olga Michuta,Natalia Ivanchuk,Petro Martyniuk,Oksana Ostapchuk
Pág. 41 - 48
Soil environments are heterogeneous in their nature. This heterogeneity creates significant difficulties both in terms of construction practice and in terms of the mathematical modeling and computer simulation of the physical-chemical processes in these ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tomasz Lipinski
Steel fatigue strength testing is a process that requires large amounts of time, resources and appropriate equipment. The industry seeks to replace cumbersome destructive testing with non-destructive testing. Coefficients were developed that allow the co...
ver más
|
|
|
|
|
|
|
|
|
|
|
L. N. Bunina,I. P. Volchok
Pág. 207 - 212
The manganese steels are widely used in machinery construction. The influence of chemical composition and form of non-metallic inclusions on constructive strength of manganese steels is studied. The dependences between the nature of non-metallic inclusio...
ver más
|
|
|
|
|
|
|
|
|
|
|
Petr Korusenko, Ksenia Kharisova, Egor Knyazev, Oleg Levin, Alexander Vinogradov and Elena Alekseeva
In this study, we present an innovative ion-beam doping technique for the controlled modification of the near-surface region of multi-walled carbon nanotubes (MWCNTs) aimed at creating pyridinic and pyrrolic nitrogen defects in their walls. This method i...
ver más
|
|
|
|
|
|
|
|
|
|
|
Christos L. Stergiou, Vasilios Melfos, Panagiotis Voudouris, Lambrini Papadopoulou, Paul G. Spry, Irena Peytcheva, Dimitrina Dimitrova and Elitsa Stefanova
The Gerakario Cu-Au porphyry deposit in the Kilkis ore district, northern Greece, contains epithermal quartz-stibnite veins on the eastern side of the deposit, which crosscut a two-mica gneiss. Metallic mineralization in these veins consists of stibnite ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Marie-Paule Bassez
The expression ?follow the water? is used to recognize inside the universe, life as it exists on Earth. It is shown here that the expression ?follow the high subcritical water? can be used to recognize the components of life that formed prior to the emer...
ver más
|
|
|
|
|
|
|
|
|
|
|
Miguel A. Parada
Pág. 199 - 210
ABSTRACT. Contribution to the geochemistry of the Papudo-Ouintero Plutonic Complex, Central Chile: petrogenetic implications. The Papudo-Ouintero Plutonic Complex (CPPO) corresponds to a Middle-Upper Jurassic intrusive event developed in the Coastal Rang...
ver más
|
|
|
|
|
|
|
|
|
|
|
Miguel A. Parada
Pág. 199 - 210
ABSTRACT. Contribution to the geochemistry of the Papudo-Ouintero Plutonic Complex, Central Chile: petrogenetic implications. The Papudo-Ouintero Plutonic Complex (CPPO) corresponds to a Middle-Upper Jurassic intrusive event developed in the Coastal Rang...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yinghao Sun and Frank Cheng
Hydrogen embrittlement (HE) of steel pipelines in high-pressure gaseous environments is a potential threat to the pipeline integrity. The occurrence of gaseous HE is subjected to associative adsorption of hydrogen molecules (H2) at specific ?active sites...
ver más
|
|
|
|
|
|