Hardness

ritualistic killing of the kitten performed by Noboru and his friends as he found “wholeness and perfection in the rapture of the dead kitten’s large languid soul.” (61). The concept of true order to the chief and his disciples is one where emptiness and hardness resound as only through death can one truly attain the unattainable which is sovereignty. As exemplars for true order are found to be rare I the world of Noboru and his friends, the only object that they model after is the sea. The sea…

Cobalt: The element Cobalt it is located on the periodic table, Group 9. Cobalt is the 27th element on our Periodic Table. It is a chemical element, it has a density of 8.9 grams per cubic centimeter. Cobalt has a boiling point of 3,100 degrees Celsius (5,600 degrees Fahrenheit). Cobalt’s symbol is Co, The atomic # is 27 so the protons and electrons are 27 as well. Cobalt has an atomic mass of 59 and 32 neutrons. The melting point is 2,719 degrees Fahrenheit. This element was discovered in…

In the book Stuff Matters, Mark Miodownik delves into the intricacies of the materials that allow the modern world to exist and thrive. In chapter 8, Unbreakable, Miodownik discusses the significance and characteristics of various forms of carbon in a historical lens. Although derived from the same element, graphite, diamond, and graphene all have unique properties unlike any other materials. Miodownik begins by offering a relatable anecdote to his childhood art class in order to truly show the…

Friction is a crucial phenomenon in metal cutting which is very complex to model. It has a significant effect on the amount of power required for removing a given volume of metal, surface quality of the finished product, and the extent of tool wear. However, many studies assume no friction in the metal cutting process due to lack of experimental techniques to directly measure the coefficient of friction. Sticking and sliding regions are the two contact regions along the tool-chip interface. A…

AR360 steel has a minimum Brinell rating of 360, and it can withstand a tensile strength of around 177,000 psi. AR400 is another abrasion resistant steel, and it gives you a high degree of strength and hardness. This type of steel has the ability to protect against impact abrasion, and it has sometimes been used for mining equipment. AR500, a steel plate grade that has been manufactured through heat treatment, has a strong hardening and welding and forming…

According to Encyclopedia Britannica in Britannica School the word tungsten comes from the mineral scheelite which was once called tungsten, which means heavy stone. The name comes from the Swedish chemist and his countrymen who discovered the metal in scheelite. The atomic number of tungsten is 74 and tungsten’s atomic weight is 183.84. Tungsten is also one of the densest and hardest metals in the world. From Encyclopedia Britannica in Britannica School, tungsten was discovered by a Swedish…

with creating the first periodic table. The Russian scientist’s first table included missing, unknown elements, which he correctly predicted the properties of. In Mendeleev’s lab the given properties of known and unknown elements included density, hardness, conductivity, melting point, solubility, and color, and only sometimes given the physical state (if not given, we observed the physical state). We also knew the group numbers in which the unknowns were to be placed and…

perpendicular tip-sample approach which result in significant lateral force contributions during indentation. The spring constant of the cantilever and its geometry must be well known to calculate the elastic properties. During nano indentation hardness measurement the scan size has to be zero. Advantage of AFM indentation is its high depth and load…

Introduction Water has become one of the most prominent natural resources gifted by the Mother Nature, since the early existence of all life forms on the planet Earth. With the vast improvements in society, the living beings, especially human’s consumption of water has advanced from solely for drinking, cleaning and cooking purposes to using water for entertainment and advanced infrastructure (mining) etc. Along with its consumption, there have been numerous issues arising about the ‘influence…

screenwriting, and social nuance. 1967 was the year that also saw Guess Who’s Coming to Dinner (Kramer, 1967), In The Heat of The Night (Jewison, 1967), and Hurry Sundown (Preminger, 1967) cement the careers of Sidney Poitier and Diahann Carroll. Poitier and Carroll were among a handful of actors to appear in major Hollywood productions that addressed themselves to the blackness of the actors, while suggesting accommodation of their civil rights environs. With the contemplation of mixed…