A split-ring resonator (SRR) is a type of metamaterial structure that consists of a conductive ring with a small gap (or split) in it. This design allows the SRR to exhibit unique electromagnetic properties, particularly in the microwave and terahertz frequency ranges. ### Key Characteristics and Functions: 1. **Resonance**: The SRR can resonate at specific frequencies, depending on its physical dimensions and the material properties.
External beam radiotherapy (EBRT) is a method of delivering radiation treatment to cancer patients. It involves directing high-energy beams of radiation from outside the body towards the tumor. The purpose of EBRT is to destroy cancer cells or inhibit their growth while minimizing damage to surrounding healthy tissue.
Auger Electron Spectroscopy (AES) is a surface-sensitive analytical technique used primarily for the characterization of materials. It is based on the Auger effect, which describes the process by which an electron is emitted from an atom as a result of an inner-shell electron transition. This technique is particularly useful for studying the elemental composition and electronic states of surfaces.
Voltage-sensitive dyes (VSDs) are specialized fluorescent dyes that can be used to measure the electrical activity of membranes, particularly in neurons and other excitable cells. These dyes change their fluorescence properties in response to changes in membrane potential, allowing researchers to visualize and quantify electrical signals in real-time. ### Key Features of Voltage-Sensitive Dyes: 1. **Mechanism**: VSDs typically contain a hydrophobic moiety that embeds within the lipid bilayer of the cell membrane.
RePOP can refer to different concepts depending on the context. Here are a couple of possibilities: 1. **RePOP as a Product or Service**: If RePOP is a brand, product, or service, it might involve a focus on sustainability, recycling, or repurposing items, particularly in areas like fashion, home decor, or consumer goods. Companies with names like RePOP often engage in initiatives to reduce waste by refurbishing or upcycling products.
A glossary of microelectronics manufacturing terms includes definitions and explanations of key concepts, processes, materials, and equipment used in the field of microelectronics. Here’s a non-exhaustive list of common terms: 1. **Ampacity**: The maximum amount of electric current a conductor or device can carry before sustaining immediate or progressive deterioration. 2. **Die**: A small piece of semiconductor material on which a functional circuit is fabricated.
Large-scale complex IT systems refer to extensive and intricate technological frameworks that integrate numerous components, services, and processes to deliver comprehensive functionalities. These systems are typically characterized by the following features: 1. **Scale**: They operate at a significant magnitude in terms of users, data volume, transactions, and geographical distribution. Examples include cloud services, enterprise resource planning (ERP) systems, and large-scale databases.
Power plant efficiency refers to the ratio of useful electrical energy produced by a power plant to the total energy input into the system, typically expressed as a percentage. It measures how effectively a power plant converts the energy from its fuel source (such as coal, natural gas, nuclear, or renewables) into electrical energy.
A Carnot heat engine is a theoretical model of a heat engine that operates on the Carnot cycle, which is an idealized thermodynamic cycle. The concept was named after the French physicist Sadi Carnot, who established fundamental principles of thermodynamics in the 19th century.
Michael Green is a notable theoretical physicist known for his significant contributions to string theory and quantum gravity. Born on April 2, 1946, he is particularly recognized for his work in the 1980s alongside John H. Schwarz, where they formulated a consistent perturbative framework for string theory. This work played a critical role in the revival of interest in string theory, establishing it as a leading candidate for a unified theory of fundamental forces.
Oliver Lodge can refer to two distinct subjects: 1. **Oliver Lodge (physicist)**: Sir Oliver Lodge (1851–1940) was a British physicist and writer, known for his work in the fields of electromagnetism and radio waves. He was one of the pioneers of wireless communication and is credited with important contributions to the development of the spark-gap transmitter. Lodge was also involved in early experiments with radio and made notable contributions to the understanding of electromagnetic radiation.
Atmospheric dispersion modeling is a mathematical and computational technique used to estimate how pollutants or other substances disperse in the atmosphere. This modeling is critical for assessing air quality, understanding the impact of emissions from sources like factories, vehicles, or wildfires, and informing regulatory decisions regarding air pollution control. ### Key Components of Atmospheric Dispersion Modeling: 1. **Emission Sources**: These can include point sources (like smokestacks), area sources (like industrial facilities), and line sources (like highways).
The masked-man fallacy is a type of philosophical argument related to issues of reference and meaning, particularly in the context of discussions about identity and knowledge. It highlights a potential confusion about how we refer to individuals and the implications of that for our understanding of identity. The fallacy is often illustrated through a simple example involving two characters: "Clark Kent" and "Superman." Consider two statements: 1. "I don't know who Superman is.
Social constructivism is a theory that suggests that knowledge and understanding are developed through social interactions and experiences. It emphasizes the importance of culture, context, and relationships in the process of learning. This perspective contrasts with traditional views of knowledge as something that can be transmitted objectively from one individual to another. Key principles of social constructivism include: 1. **Social Interaction**: Learning is fundamentally a social process.
In computing, "Echo" can refer to a few different concepts depending on the context. Here are the most common usages: 1. **Echo Command**: In many command-line interfaces and programming languages, the `echo` command is used to display a line of text or a variable value to the standard output (usually the terminal or console). For example, in Unix/Linux shell scripting, you might use `echo "Hello, World!"` to print that string to the screen.
Casey's theorem is a result in complex analysis, specifically concerning the properties of certain types of polygons inscribed in circles.
The term "beta skeleton" is typically used in the context of topology and computational geometry. It often refers to a method of analyzing the shape of a dataset or point cloud, particularly in the study of shapes in higher dimensions. The beta skeleton is a form of a skeleton that captures the structure of a point set by using a distance threshold that is often parameterized by a beta value. In general, the beta skeleton is a generalization of the well-known Gabriel graph and the relative neighborhood graph.
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 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