Satyendra Nath Bose (1894–1974) was an influential Indian physicist and mathematician, best known for his work in quantum mechanics and statistical physics. He is most famous for his development of Bose-Einstein statistics, a set of statistical laws governing particles known as bosons, which include photons and other force-carrying particles. In 1924, Bose sent a paper to Albert Einstein outlining his statistical methods for describing the distribution of indistinguishable particles.
As of my last knowledge update in October 2023, Srikanth Sastry is a prominent Indian physicist known for his work in the field of theoretical physics, particularly in statistical mechanics and complex systems. He has contributed to various studies and research endeavors within condensed matter physics and soft matter.
Théophile de Donder (1872–1957) was a Belgian physicist and chemist known for his contributions to thermodynamics and physical chemistry. He is particularly recognized for his work on chemical thermodynamics and the formulation of the Gibbs-Donder equations, which describe the relationship between thermodynamic properties and chemical reactions. De Donder also made significant advancements in the development of the concept of affinity and the mathematical treatment of reaction kinetics.
Walther Nernst (1864–1941) was a prominent German physical chemist known for his significant contributions to various areas of chemistry, including thermodynamics, electrochemistry, and chemical kinetics. He is best known for the formulation of the Nernst Equation, which describes the relationship between the concentration of ions in solution and the electrical potential of an electrochemical cell. This equation is crucial for understanding how batteries and galvanic cells operate.
"Reflections on the Motive Power of Fire" is a significant scientific work by the French physicist Sadi Carnot, published in 1824. This treatise is considered foundational in the field of thermodynamics. In it, Carnot explores the principles governing heat engines and their efficiencies, laying the groundwork for the second law of thermodynamics and the concept of the Carnot cycle.
**Thermodynamics** is the branch of physics that deals with the relationships between heat, work, temperature, and energy. It provides a macroscopic perspective on physical systems and allows us to understand how energy is transformed from one form to another and how these transformations affect matter. The fundamental principles of thermodynamics are encapsulated in four laws: 1. **Zeroth Law of Thermodynamics**: Defines thermal equilibrium and establishes temperature as a measurable property.
The acentric factor (ω) is a dimensionless quantity used in thermodynamics and physical chemistry to characterize the non-ideality of a fluid. It provides a measure of how much a substance deviates from ideal gas behavior, particularly in relation to the shape and size of its molecules. The acentric factor is especially relevant in the study of real gases and the design of processes involving phase equilibrium, such as in the petroleum and chemical industries.
A boiler is a device used for heating water or producing steam through the combustion of fuel. It is an essential component in various heating applications, including residential heating, industrial processes, and power generation. Here's how it works and some key components and types: ### How it Works 1. **Fuel Source**: Boilers can use various fuel sources, such as natural gas, oil, coal, electricity, or biomass, to generate heat.
Conformational entropy is a concept from thermodynamics and statistical mechanics that refers to the number of different ways a molecule can arrange itself in space while maintaining its overall structure. It is a key component of the free energy of a system and plays a significant role in determining the stability and reactivity of molecular systems. In more technical terms, conformational entropy quantifies the diversity of conformations (the various spatial arrangements of atoms in a molecule) available to a given molecular system.
Cryogenic engineering is a specialized field of engineering that deals with the production and application of very low temperatures, typically below -150 degrees Celsius (approximately -238 degrees Fahrenheit or 123 Kelvin). At these temperatures, the properties of materials can change significantly, and many gases become liquids, which can be exploited for various industrial and technological processes. Key aspects of cryogenic engineering include: 1. **Cryogenic Liquefaction**: Processes to convert gases like nitrogen, helium, and hydrogen into liquids.
A cryometer is an instrument used to measure very low temperatures, typically in the cryogenic range, which is generally considered to be below -150 degrees Celsius (-238 degrees Fahrenheit). Cryometers can be used in various scientific and industrial applications, including material testing, fundamental physics research, or in the cooling processes of technologies such as superconductors. Different types of cryometers operate on various principles.
Thermal science is the study of heat, energy transfer, and thermodynamic processes. It encompasses various disciplines that focus on the behavior of energy in relation to temperature, matter, and the laws governing these interactions. The main components of thermal science include: 1. **Thermodynamics**: This branch studies the principles governing heat transfer and work done by or on systems. It includes concepts like the laws of thermodynamics, various thermodynamic cycles, and states of matter.
Enthalpy of atomization, also known as the enthalpy of atomization of a substance, is the amount of energy required to break a substance into its individual gaseous atoms. It is a measure of the strength of the bonds holding the atoms together in a molecule or compound. Essentially, it represents the energy needed to convert one mole of a substance into its constituent atoms in the gas phase.
A gas thermometer is a type of thermometer that measures temperature based on the change in volume or pressure of a gas as its temperature changes. It operates on the principle that gases expand when heated and contract when cooled. Gas thermometers can be quite accurate and are often used in scientific research and industrial applications. ### Key Features of Gas Thermometers: 1. **Working Principle**: The gas thermometer typically contains a gas in a sealed container.
The term "high-efficiency hybrid cycle" generally refers to advanced thermal cycles used in power generation systems, particularly in the context of power plants or engines that combine different thermodynamic cycles or technologies to achieve higher efficiency compared to traditional systems. Here are some key points that characterize high-efficiency hybrid cycles: 1. **Combination of Technologies**: High-efficiency hybrid cycles often combine two or more different technologies, such as gas turbines, steam turbines, and renewable energy sources.
Isentropic analysis is a thermodynamic process that assumes a reversible adiabatic process, meaning it occurs without any heat transfer and with no change in entropy. In essence, it is an idealized model used to simplify the analysis of thermodynamic systems, particularly in the fields of fluid dynamics, engineering, and atmospheric science. Key aspects of isentropic analysis include: 1. **Isentropic Process**: An isentropic process is characterized by the preservation of entropy.
The Shimansky equation, also known as the Shimansky model, is a mathematical model used to describe certain types of nonlinear dynamics, particularly in the context of physical and biological systems. It originates from studies in the field of nonlinear dynamics and chaos theory, and can be applied to various phenomena, including population dynamics, mechanical systems, and more.
Ticker tape, historically, refers to a continuous strip of paper that was used to transmit information about stock prices and financial transactions in real-time via telegraph or other means. The term originates from the sound made by the ticker machine as it printed information. These machines, which became popular in the late 19th century, would transmit stock prices, bond prices, and other financial data, which were then printed on a long strip of paper—hence the name "ticker tape.
A Boltzmann brain is a thought experiment that arises in the context of thermodynamics, statistical mechanics, and cosmology. The concept is named after the physicist Ludwig Boltzmann, who made significant contributions to our understanding of entropy and statistical mechanics. In simple terms, a Boltzmann brain is a hypothetical self-aware entity that arises due to random fluctuations in a physical system, such as a universe governed by the laws of thermodynamics.
The "Chinese Room" is a thought experiment proposed by philosopher John Searle in 1980. It was designed to challenge the notion of "strong AI," which posits that a computer running a program can truly understand and have mental states similar to those of humans. In the thought experiment, Searle imagines himself in a room with a set of rules (a program) for manipulating Chinese symbols.
Pinned article: ourbigbook/introduction-to-the-ourbigbook-project
Welcome to the OurBigBook Project! Our goal is to create the perfect publishing platform for STEM subjects, and get university-level students to write the best free STEM tutorials ever.
Everyone is welcome to create an account and play with the site: ourbigbook.com/go/register. We belive that students themselves can write amazing tutorials, but teachers are welcome too. You can write about anything you want, it doesn't have to be STEM or even educational. Silly test content is very welcome and you won't be penalized in any way. Just keep it legal!
Intro to OurBigBook
. Source. We have two killer features:
- topics: topics group articles by different users with the same title, e.g. here is the topic for the "Fundamental Theorem of Calculus" ourbigbook.com/go/topic/fundamental-theorem-of-calculusArticles of different users are sorted by upvote within each article page. This feature is a bit like:
- a Wikipedia where each user can have their own version of each article
- a Q&A website like Stack Overflow, where multiple people can give their views on a given topic, and the best ones are sorted by upvote. Except you don't need to wait for someone to ask first, and any topic goes, no matter how narrow or broad
This feature makes it possible for readers to find better explanations of any topic created by other writers. And it allows writers to create an explanation in a place that readers might actually find it.Figure 1. Screenshot of the "Derivative" topic page. View it live at: ourbigbook.com/go/topic/derivativeVideo 2. OurBigBook Web topics demo. Source. - local editing: you can store all your personal knowledge base content locally in a plaintext markup format that can be edited locally and published either:This way you can be sure that even if OurBigBook.com were to go down one day (which we have no plans to do as it is quite cheap to host!), your content will still be perfectly readable as a static site.
- to OurBigBook.com to get awesome multi-user features like topics and likes
- as HTML files to a static website, which you can host yourself for free on many external providers like GitHub Pages, and remain in full control
Figure 2. You can publish local OurBigBook lightweight markup files to either OurBigBook.com or as a static website.Figure 3. Visual Studio Code extension installation.Figure 5. . You can also edit articles on the Web editor without installing anything locally. Video 3. Edit locally and publish demo. Source. This shows editing OurBigBook Markup and publishing it using the Visual Studio Code extension. - Infinitely deep tables of contents:
All our software is open source and hosted at: github.com/ourbigbook/ourbigbook
Further documentation can be found at: docs.ourbigbook.com
Feel free to reach our to us for any help or suggestions: docs.ourbigbook.com/#contact