The Institute of Physics (IoP) in Bhubaneswar, India, is a premier research institution dedicated to advanced studies and research in physics and related areas. Established in 1999, it operates as an autonomous institution under the Department of Atomic Energy, Government of India. The institute aims to promote research and development in various fields of physics, including condensed matter physics, theoretical physics, biophysics, and materials science.
The Maryland Center for Fundamental Physics (MCFP) is an interdisciplinary research center located at the University of Maryland. Established to advance the understanding of fundamental physics, the MCFP focuses on theoretical and experimental physics, specifically in areas such as particle physics, cosmology, and quantum mechanics. The center promotes collaboration among physicists and provides a platform for research and education in fundamental concepts of the universe.
Fellows of the Australian Institute of Physics (AIP) are members who have been recognized for their substantial contributions to the field of physics and the advancement of the profession. The designation of Fellow is a significant honor that acknowledges individuals for their achievements in research, teaching, leadership, or service to the physics community. To become a Fellow, a member typically needs to have a high level of professional standing and to have made notable contributions to physics through their work.
Shear rate is a measure of the rate at which one layer of a fluid moves in relation to another layer. It is a critical concept in fluid dynamics and rheology, particularly for non-Newtonian fluids, where the viscosity (resistance to flow) can vary with shear rate. Mathematically, shear rate (\( \dot{\gamma} \)) is defined as the change in velocity (speed) of a fluid layer divided by the distance between the layers.
The Coefficient Diagram Method (CDM) is a technique used in the field of control systems and engineering, specifically for the design and analysis of robust and high-performance control systems. It provides a systematic way to create control laws by using polynomial representations of system dynamics and control objectives. ### Key Aspects of the Coefficient Diagram Method 1.
A P-recursive equation (also known as a polynomially recursive equation) is a type of recurrence relation that can be defined by polynomial expressions.
**Polynomial solutions of P-recursive equations** refer to solutions of certain types of recurrence relations, specifically ones that can be characterized as polynomial equations. Let's break down the concepts involved: 1. **P-recursive Equations (or P-recursions)**: These are recurrence relations defined by polynomial expressions.
In the context of formal logic, mathematics, and computer science, the concepts of **free variables** and **bound variables** are important in understanding the structure of expressions, particularly in terms of quantification and function definitions. ### Free Variables A **free variable** is a variable that is not bound by a quantifier or by the scope of a function. In simpler terms, free variables are those that are not limited to a specific context or definition, meaning they can represent any value.
Multidimensional Chebyshev's inequality is an extension of the classical Chebyshev's inequality to the context of multivariate distributions. The classical Chebyshev's inequality provides a probabilistic bound on how far a random variable can deviate from its mean.
The term "Helium planet" is not a commonly used designation in planetary science, but it can refer to certain types of exoplanets that are characterized by a significant presence of helium in their atmospheric composition. One specific type of exoplanet that could be described as a "Helium planet" is a "hot Jupiter," which is a class of exoplanets that are gas giants orbiting very close to their host stars.
The term "Laves graph" does not refer to a widely recognized concept in mathematics, graph theory, or any other standard academic discipline. However, it may be related to certain concepts in materials science, specifically Laves phases. Laves phases are types of intermetallic compounds that typically have a specific crystal structure and are significant in the study of alloys and solid materials.
A relatively compact subspace (or relatively compact set) is a concept from topology, specifically in the context of metric spaces or more generally in topological spaces. A subset \( A \) of a topological space \( X \) is said to be relatively compact if its closure, denoted by \( \overline{A} \), is compact.
"Door space" can refer to different concepts depending on the context. Here are a few possible interpretations: 1. **Architecture and Interior Design**: In this context, door space might refer to the area around a door, including the clearance required for the door to open and close without obstruction. This space is important for both functional and aesthetic reasons, ensuring that doors can operate smoothly and that the space looks cohesive.
Corentin Louis Kervran (1901–1993) was a French biologist and researcher known for his unconventional ideas in the field of biology, particularly regarding the concept of biological transmutation. Kervran proposed that living organisms could transform one element into another through biological processes, challenging traditional views of chemistry and biology that adhere to the laws of conservation of mass. His theories garnered interest and some controversy, as they suggested that transmutation could occur within the context of biological systems.
George Woodward Warder was a significant figure in American history, primarily known for his contributions to the fields of botany and horticulture. He was born on January 29, 1815, and passed away on February 27, 1884. Warder is particularly noted for his work in plant taxonomy and for being a prolific author on topics related to trees and their cultivation.
Dirac is a versatile software framework designed primarily for the development, testing, and deployment of complex applications, typically in the fields of mathematical modeling, simulation, and data analysis. It is particularly known for its ability to manage dependencies and facilitate reproducibility in research environments.
ORCA is a computational quantum chemistry program designed to perform a variety of quantum mechanical calculations on molecular systems. It is particularly known for its versatility and efficiency and is used by researchers in fields such as chemistry, material science, and biochemistry. The package is capable of performing a range of methods, including: 1. **Density Functional Theory (DFT)**: ORCA supports numerous DFT functionals, making it suitable for studying electron densities and energy landscapes.
The transverse-field Ising model (TFIM) is a fundamental model in statistical mechanics and quantum physics used to study phase transitions and quantum critical phenomena. It is an extension of the classical Ising model, which describes spins on a lattice that can take on values of +1 or -1, interacting with their neighbors. In the TFIM, in addition to the nearest-neighbor interactions, a transverse magnetic field is applied, which influences the spins in a direction perpendicular to the Ising interactions.
Fractions in mathematics represent a way to express a part of a whole. A fraction consists of two main components: 1. **Numerator**: The number on the top, which indicates how many parts you have. 2. **Denominator**: The number on the bottom, which indicates how many equal parts the whole is divided into.
Graphene is a single layer of carbon atoms arranged in a two-dimensional honeycomb lattice. It is known for its remarkable electrical, thermal, and mechanical properties. Here are some key characteristics and applications of graphene: ### Properties: 1. **Strength**: Graphene is extremely strong—about 200 times stronger than steel—yet very lightweight. 2. **Electrical Conductivity**: It has exceptional electrical conductivity, making it conducive for electronic applications.

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!
We have two killer features:
  1. 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-calculus
    Articles 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/derivative
  2. 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.
    Figure 2.
    You can publish local OurBigBook lightweight markup files to either https://OurBigBook.com or as a static website
    .
    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.
  3. https://raw.githubusercontent.com/ourbigbook/ourbigbook-media/master/feature/x/hilbert-space-arrow.png
  4. Infinitely deep tables of contents:
    Figure 6.
    Dynamic article tree with infinitely deep table of contents
    .
    Descendant pages can also show up as toplevel e.g.: ourbigbook.com/cirosantilli/chordate-subclade
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