The Little Yellow Duck Project is a global initiative that aims to raise awareness about organ donation and encourage conversations around the topic. The project uses small, hand-knitted or crocheted ducks, which are bright yellow in color, as a symbol to evoke questions and discussions about organ donation.
Dehn surgery is a concept in the field of 3-manifold topology, named after the mathematician Rudolf Dehn. It is a technique used to construct new 3-manifolds from a given 3-manifold by cutting along a torus and gluing back the resulting boundary in a specific way.
A handlebody is a specific type of topological space that is often studied in the field of algebraic topology. More formally, a handlebody of genus \( g \) is defined as a quotient of a disjoint union of \( g \) solid tori by identifying their boundaries in a certain way.
Johan Wästlund is a name that could refer to different people or contexts, but without specific information, it's hard to determine who you are referring to.
A Piping and Instrumentation Diagram (P&ID) is a detailed graphic representation of a process system, showing the piping, equipment, instrumentation, and control devices. P&IDs are used in various fields such as chemical, oil and gas, mechanical, and environmental engineering to design, build, and manage process plants. ### Key Components of a P&ID: 1. **Piping**: The physical pipes that transport fluids, gases, or slurries through the system.
In astronomy, "magnitude" refers to a measure of the brightness of celestial objects. There are two main types of magnitude: apparent magnitude and absolute magnitude. 1. **Apparent Magnitude**: This measures how bright a star or other celestial object appears from Earth. The scale is logarithmic and inverted; brighter objects have lower (and sometimes negative) values, while fainter objects have higher values.
The Moment Magnitude Scale (Mw) is a scale used to measure the magnitude of earthquakes. It provides a more accurate and comprehensive assessment of an earthquake's size than earlier scales, such as the Richter scale. The Moment Magnitude Scale is based on the seismic moment of the earthquake, which is a measure that takes into account several factors, including: 1. **Area of the Fault:** The size of the fault that slipped during the earthquake.
Pseudo-LRU (Least Recently Used) is a caching algorithm that aims to approximate the behavior of the true Least Recently Used strategy while avoiding the overhead associated with maintaining strict recency tracking for each cache entry. In typical LRU implementations, the system keeps track of the exact order in which items are accessed, which can be complex and resource-intensive, especially in systems with large caches. Pseudo-LRU simplifies this by using a simpler structure that can still offer reasonable approximations of LRU behavior.
Reinforced thermoplastic pipe (RTP) is a type of piping system made from thermoplastic materials that are reinforced with fibers or other materials to enhance their strength and performance characteristics. RTP combines the advantages of thermoplastics, such as corrosion resistance, lightweight nature, and flexibility, with the increased mechanical strength provided by the reinforcement.
Supersonic transport refers to aircraft capable of flying faster than the speed of sound, which is approximately 343 meters per second (1,125 feet per second) at sea level in dry air at 20°C (68°F). This speed is commonly referred to as Mach 1. Aircraft designed for supersonic transport are typically characterized by their aerodynamic shapes, powerful engines, and specialized design features to handle the challenges associated with flying at such high speeds.
Carsharing organizations provide vehicles for short-term use, allowing people to rent cars on an as-needed basis, typically by the hour or day. Here’s a list of some prominent carsharing organizations around the world: 1. **Zipcar** - One of the largest carsharing networks, primarily in North America and the UK. 2. **Car2Go** (part of Share Now) - Offers one-way rentals in urban areas, with a fleet of Smart cars and larger vehicles.
The Whitehead Prize is awarded by the London Mathematical Society (LMS) in the United Kingdom. It is named after the British mathematician J. N. (John North) Whitehead and is given to recognize outstanding achievements in mathematics by early-career researchers. The prize typically honors individuals who have made significant contributions to the field within a certain number of years after completing their PhD. The award aims to promote and support the careers of promising mathematicians in their formative years.
The list of minor planets numbered 140001 to 141000 refers to a range of asteroids and similar celestial bodies that have been assigned numerical designations by the Minor Planet Center. Each minor planet is typically given a unique number once it has been sufficiently identified, but details such as names, discovery dates, and characteristics often vary.
The "List of minor planets: 143001–144000" refers to a catalog of minor planets, also known as asteroids, that have been numbered in that specific range by the Minor Planet Center (MPC). Each minor planet is assigned a unique number upon its confirmation of discovery, along with a name or designation.
The list of minor planets with numbers from 145001 to 146000 includes numerous celestial objects that are part of our solar system. These minor planets, often referred to as asteroids, were discovered and cataloged primarily through astronomical observations. Each minor planet is assigned a unique number, and many also have provisional designations and names.