Introduction Basic interaction (Fundamental Interaction), the most basic interaction between the material, often referred to as Natural world Or The basic force of the universe . All observed...

Geographic location Helsingig (Danish: Helsingør, pronunciation: [hɛlseŋŋɐ̯ˀ]) is a city in East Hel Singer, Denmark. Also known as "Ernsino". "HALS" originally refers to the "neck" and r...

Creative Background After listening to the melody composed by John Deacon and Roger Taylor, Brian May and the band’s lead singer Freddie Mercury jointly decided the The theme of the song and composed...

Working principle ftir is mainly composed of Michaelson interferometers and computers. The infrared light emitted by the infrared light source S is performed in parallel infrared beam into the inte...

The miniature accelerometer is usually suspended from the reference support by an elastic element (such as an elastic beam). The acceleration causes a relative displacement between the reference brack...

War backgroundMain entry:The Qing army enters customs、Longwu regime、Boluoping Battle of Fujian、Zheng Zhilong p>In 1644 (the 17th year of Chongzhen, the first year of Shunzhi in Qing Dynasty), C...

HistoryAncientBefore the 1570s, Sao Tome Island was uninhabited. In 1470, the Portuguese navy under the leadership of P. Escobar invaded the island of Sao Tome and named the island Sao Tome after one...

Synonym side suction range hood generally refers to side suction range hoodIntroduction to range hoodThe working method of range hood itself, if it is classified according to the working principle of...

IntroductionOrlov trotter is a representative breed of fast trotter. Originated in Russia, it was bred by Orlov-Jesmensky and others with Arabian horses and other breeds. It has a greater impact on t...

Innovative products that combine computer, telecommunications and electronic technologies with traditional home appliances (including white goods: refrigerators, washing machines, microwave ovens, et...

The above content is reviewed and announced by the National Science and Technology Term Review CommitteeApplied disciplines Electricity (first-level discipline), power system (second-level discipline)

Molecular beam Atomic beam and molecular beam are important methods for studying the structure of atoms and molecules and the interaction of atoms and molecules with other substances. The distances b...

ClassificationClassification of microsensors:According to whether there is energy supply, it can be divided into active microsensors (for example: piezoelectric ) And passive microsensors (for example...

Research object Microwave spectroscopy is a branch of physics that studies the behavior, structure and motion of matter through the resonance interaction of radio frequency or microwave electromagnet...

Concept 1. The temperature generated during the operation of LD (semiconductor laser) will cause thermal deformation on the crystal surface, resulting in different densities of various parts of the...

Overview of amb chip Advanced memory buffer (amb) chip is a key chip used in server and high-performance computer memory system. In order to meet the ever-increasing performance and capacity requirem...