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OlgaSpenser

Their writing style is marked by clarity, precision，and depth; each article is meticulously researched。They have a knack for explaining complex scientific concepts in accessible language without diluting their essence or oversimplifying matters too much.. This balance between technical accuracy and readability ensures that readers from diverse backgrounds can grasp subtle nuances related to Titanium science effortlessly .

Industry info Wiki Q&A

Q structure of anatase titanium dioxide

ElliotAugustine Release Time: 3月 21, 2024, 10:31 下午

Anatase titanium dioxide (TiO2) has a tetragonal crystal structure. Each titanium atom is coordinated to six oxygen atoms, forming a slightly distorted octahedron. Conversely, each oxygen atom is coordinated to three titanium atoms. The titanium and oxygen atoms are arrayed in such a way that two types of channels are formed in the main directions of the crystal lattice. The structure consists of chains of edge-sharing TiO6 octahedra that are linked by corners to parallel chains to build up a framework structure with a repeating unit of Ti4O8. The size of the unit cell in anatase TiO2 is relatively small. The lattice parameters are a=3.78 Å and c=9.50 Å. One significant feature of anatase structure is the (101) cleavage plane, which is the most thermodynamically stable facet, and often the most commonly exposed in anatase particles. The anatase form of TiO2 has a higher surface energy and is more reactive than the rutile form, which is another common form of titanium dioxide. This m...

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Q rockwell hardness of titanium dioxide

PageSpringhall Release Time: 3月 18, 2024, 9:18 下午

Titanium dioxide, also known as titania, is primarily used in industrial applications due to its impressive hardness and resistance to corrosion. The exact hardness depends on the specific form or arrangement of atoms (phase), with the most common phases being rutile and anatase. The Rockwell hardness scale isn’t typically used for materials like Titanium Dioxide because of its brittle nature. However, on the Mohs hardness scale, rutile Titanium Dioxide has a hardness of 6-6.5, while anatase is a bit softer, rated at 5.5-6. Please note the hardness and properties can be altered by doping or combining with other materials.

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Q effects of titanium dioxide on the body

OlgaSpenser Release Time: 3月 18, 2024, 8:52 下午

Titanium dioxide is a common additive in various food, cosmetic and pharmaceutical products due to its brightening and UV protection properties. However, according to some research, long-term exposure and ingestion may have negative effects on the body. It has been linked with potential risks such as inflammation of tissues and organs, oxidative stress and damage to the immune system. Other research suggests it could contribute to inflammatory bowel disease and colorectal cancer. As a precaution, some health experts recommend limiting your exposure to products containing titanium dioxide.

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Q is titanium metal nonmetal or metalloid

OlgaSpenser Release Time: 3月 15, 2024, 6:51 下午

Titanium is a metal.

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Q when was zircon

DickDalton Release Time: 3月 14, 2024, 6:27 下午

Zircon is a mineral that has been present on Earth for billions of years. The oldest zircon crystals discovered, found in Western Greenland, are nearly 4.4 billion years old. As a human-defined term, its use can be traced back to the 14th century from the Old French word “jacinthe,” derived from the Latin term “zirconium.” But the specific date of when zircon itself was “created” or “formed” is not defined as it is a naturally occurring mineral.

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Q what does a zircon stone look like

AnselPulitzer Release Time: 3月 14, 2024, 5:59 下午

A zircon stone can range in a wide variety of colors including clear, green, brown, yellow, red, and blue due to impurities. The most popular color is blue. It typically has a brilliant sparkle or luster similar to a diamond. Zircon stones are sturdy and hard, usually cut with facets to enhance their brilliance. Also, they can be transparent or semi-opaque. Blue zircon has a refractive index close to a diamond which gives it a beautiful sparkle. The typically round or oval shaped stone is often used in smaller sizes for setting in jewelry like rings, necklaces or earrings.

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Q what is zircon used for

OgdenRamsden Release Time: 3月 13, 2024, 6:04 下午

1. Jewelry: Zircon is widely used as a gemstone in jewelry. Its brilliance and fire make it popular as a less expensive alternative to diamond. 2. Industrial Uses: Zircon sand has high heat resistance and is used in molds for casting metals. It is also used to make abrasive items like grinding wheels. 3. Radioactive Dating: Zircon contains trace amounts of uranium and thorium which make it useful in radioactive dating of rocks and archaeological artifacts. 4. Ceramics: Zircon’s high heat resistance is also utilized in ceramics, including in the production of ceramic tiles and dinnerware. 5. Refractory materials: Zircon is used in the manufacture of refractory bricks used in furnaces, fireplaces and fireboxes. 6. Construction: It’s used in construction for its high resistance to heat and corrosion. 7. Nuclear Technology: Zircon has been used in nuclear reactors as cladding for fuel elements because of its low absorption cross-section for thermal neutrons. 8. Electronics: Due to it...

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Q how many electrons are in titanium

OlgaSpenser Release Time: 2月 28, 2024, 6:05 下午

Titanium (chemical symbol Ti) has 22 electrons outside its nucleus. These electrons are distributed at different energy levels according to the provisions of quantum mechanics, forming a stable electronic arrangement. Specifically, the electrons of titanium atoms are distributed in 3s, 3p, 3d, 4s, and 4p orbitals. Among them, 2 electrons are located in the 4s orbital, 6 electrons are located in the 3d orbital, 6 electrons are located in the 4p orbital, and the other 2 electrons are located in the 3s orbital. The total number of extranuclear electrons in titanium is 22. This is because in chemical reactions, atoms always tend to reach the lowest energy electron configuration, that is, a full shell electron configuration. For elements like titanium, it is 22 electrons. Outside the core.

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Q what year was titanium discovered

OlgaSpenser Release Time: 2月 26, 2024, 6:28 下午

As early as 1791, more than two hundred years ago, British chemist Gregor discovered titanium metal while studying rutile. Due to the technical and equipment reasons at the time, Gregor did not extract the titanium element. In 1795, German chemist Klaprot also discovered this oxide when analyzing red rutile. It named this new element “Titanium”, which is titanium in Chinese, citing the name of the Titanic in Greek mythology. Titanium element becomes extremely active at high temperatures. During the refining process, it will react with chemical elements such as N, O, C, H (nitrogen, oxygen, carbon, hydrogen) in the air to form oxides. Due to the unique properties of titanium, it was not until 1910, more than two hundred years later, that the true nature of titanium was revealed. The American chemist Hunter extracted titanium with a purity of 99.9% for the first time.

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