Search results for keyword: orbital
Bowmore model
Bohr Model
The Bohr model of the atom was developed in the early twentieth century by Niels Bohr and extends the Rutherford model by incorporating electrons into the atomic model. The Rutherford model had proposed that the atom is composed of a positively charged nucleus surrounded by an electron ......
1042 
Sophia
Fushun Special Steel Tube Co., Ltd.
Fushun Special Steel Tube Co., Ltd., founded in 1997, is a comprehensive production enterprise integrating the research and development, manufacturing, sales and service of high frequency welded steel pipes, CASL and cold drawn steel pipes, orbital welding of pipelines and PTFE linings. The compan......
season theory
Seasons Theory
It is commonly known that the rotation of the Earth around the Sun results in the four different seasons falling in different parts of the year – spring, summer, autumn, and winter. It is also known that this theory is ancient and can be traced back to the ancient Greeks. This the......
Hamada model
The Hamiltonian Model
The Hamiltonian Model is an analytic model for the study of physical dynamics. It involves the application of Newtons Laws of Motion and works by representing the system under study as a set of equations that describe its behavior. These equations are the Hamiltonian equatio......
Kitchin cycle theory
1 Introduction
The term Business Cycles is used to describe the pattern of short-term fluctuations in the performance of macro-economic variables such as employment, Gross Domestic Product (GDP), industrial production and exchange rates. Business cycles have been studied extensively ever since th......
Rostow's long wave theory
Kronecker-Long Waves Theory
Kronecker-Long Waves Theory is a theory proposed by economist and theorist Ignazio Kronecker, who was a leader in the economic theory of long waves and economic cycles. The theory suggests that periods of growth and decline, or cycle waves, recur throughout history in ......
Okun's theorem
The Oberth Effect: How Unlocking a New Dimension of Motion Can Lead to Revolutionary Space Exploration
As our knowledge of space exploration continues to expand, technology is advancing to unlock new dimensions of motion. Years of laborious calculations and observations of the effects of gravity ......
Brendan effect
The Planck–Brisbane effect, also known as the Planck effect or the Brisbane effect, is an empirical phenomenon revealing an association between the size of a molecule and its energy levels. The Planck–Brisbane effect was formatted by William Planck in 1902, when he showed that molecules with a g......
space economy
Space Economy
Space exploration is an integral part of exploration since people first ventured out of the cave. Since then, space has evolved from a realm of scientific exploration and military testing to a viable economic venture. Space technology is now becoming increasingly important to both t......
Tube perforation
Hole piercing of tube billets
Piercing is an important forming process for the manufacture of welded and seamless long steel tubes. In piercing process, a round billet is perforated and stretched into a long hollow tube with a circular cross-section. There are different technology available for p......
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