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.
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.
Von Babo's law is a principle in biomechanics that relates to the deformation of biological tissues under mechanical stress. It states that the stress (force per unit area) applied to a material is proportional to the resulting strain (deformation) within the elastic limit of that material. In simpler terms, it describes how tissues, such as cartilage or bone, respond to the forces applied to them.
Thin-film optics is the study of light behavior as it interacts with thin layers of materials, typically ranging from a few nanometers to several micrometers in thickness. These thin films can cause various optical phenomena due to the interference of light waves reflected and transmitted at the boundaries of the film. ### Key Concepts in Thin-Film Optics: 1. **Interference**: When light waves reflect off the upper and lower boundaries of a thin film, they can interfere with one another.
"Mesotherm" typically refers to a type of climate characterized by moderate temperatures. In the context of climate classification, it is often associated with regions that experience warm summers and mild winters, with a certain range of temperature variations. Mesothermal climates are generally found in the temperate zones, including various parts of the United States, Europe, and parts of Asia.
The average human body temperature is typically around 98.6 degrees Fahrenheit (37 degrees Celsius). However, it's important to note that normal body temperature can vary from person to person and can be influenced by various factors, including the time of day, age, activity level, and method of measurement. Generally, normal body temperature can range from about 97°F (36.1°C) to 100.4°F (38°C).
"Tachyaerobic" is not a widely recognized term in biology or any related fields as of my last knowledge update in October 2023. However, it seems like it could be a combination of "tachy," meaning fast or rapid, and "aerobic," which refers to processes that require oxygen.
The theta function of a lattice is a special type of mathematical function that arises in the context of complex analysis, number theory, and mathematical physics. Specifically, it is related to the theory of elliptic functions, modular forms, and can be used in various applications including statistical mechanics and string theory. A lattice in this context is typically defined as a discrete subgroup of the complex plane generated by two linearly independent complex numbers \( \omega_1 \) and \( \omega_2 \).
Edison's Black Maria, also known as the Black Maria studio, was the first movie studio in the United States, created by inventor Thomas Edison in 1893. Located in West Orange, New Jersey, the studio was a small, tar-paper-covered building that was designed to be a versatile, movable structure. Its unique design included a rotating roof, allowing natural light to enter at various angles—ideal for filming.
Cultural depictions of Thomas Edison are varied and extensive, reflecting his status as one of the most influential inventors and entrepreneurs in American history. Here are some common themes and representations across various forms of culture: 1. **Film and Television**: Edison has been portrayed in numerous films and television shows, often depicted as a brilliant and sometimes controversial figure. These portrayals can range from heroic to complex, highlighting both his innovative spirit and his sometimes ruthless business practices.
35 mm movie film refers to a specific film format used in motion pictures and still photography. The designation "35 mm" refers to the width of the film strip, which is 35 millimeters. This format has been one of the most common film sizes used in the film industry since the early 20th century. Here are some key points about 35 mm movie film: 1. **Physical Characteristics**: The film strip comprises a series of frames that capture images.
Alfred Clark was an American filmmaker and director active in the early 20th century, particularly known for his work in the silent film era. He was involved in the production of several short films, often associated with the Biograph Company, where he directed a number of influential and innovative works. One of his notable contributions to cinema was the development of special effects and innovative techniques in storytelling.
Consolidated Edison, Inc., commonly known as Con Edison, is one of the largest investor-owned energy companies in the United States. Headquartered in New York City, it provides electric, gas, and steam services to customers in New York City and surrounding areas. The company's main divisions include: 1. **Con Edison of New York**: This division delivers electricity and natural gas to residential and commercial customers.
Thomas Alva Edison was born on February 11, 1847, in Milan, Ohio, USA. His birthplace is significant as it marked the beginning of the life of one of the most prolific inventors in history. The house where he was born still stands and is preserved as a historical site. Visitors to Milan can learn about Edison's early life and the impact of his inventions on modern society.
Free Energy Perturbation (FEP) is a computational technique used in statistical mechanics and molecular dynamics to calculate the free energy differences between two or more states of a system. It is particularly useful for studying processes such as ligand binding, protein folding, or the solvation of molecules. FEP allows researchers to compute the free energy change associated with perturbing the system from one state to another through a series of intermediate states.
The Knowledge Argument is a philosophical thought experiment that challenges physicalism, the view that everything about the mind can be explained by physical processes and properties. It was most famously presented by philosopher Frank Jackson in his paper "What Mary Knew" (1982). In the thought experiment, Jackson describes a character named Mary, who is a brilliant neuroscientist who has lived her entire life in a black-and-white room and has never seen colors.
The Feynman sprinkler is a thought experiment proposed by physicist Richard Feynman. It involves a simple device consisting of a sprinkler that shoots water in a reverse direction, typically considered in the context of whether it would spin in the opposite direction when water is drawn in. In the classic scenario, the sprinkler is oriented so that it freely rotates, and water is either being expelled from it or being drawn into it.
Galileo's ship typically refers to the "Galileo" spacecraft, which was a NASA mission launched in 1989 to study Jupiter and its moons. It provided significant scientific insights about the largest planet in our solar system, including detailed observations of its atmosphere, magnetic field, and several of its moons, such as Europa, Ganymede, and Callisto.
Pinned article: 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 3. Visual Studio Code extension installation.Figure 4. Visual Studio Code extension tree navigation.Figure 5. Web editor. 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.Video 4. OurBigBook Visual Studio Code extension editing and navigation demo. Source. - 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





