Sandra C. Greer
Sandra C. Greer is a notable figure in the scientific community, particularly known for her work in the fields of chemistry and education. She has made significant contributions to promoting science education and diversity in STEM (Science, Technology, Engineering, and Mathematics) fields. Greer has also been involved in various leadership roles within scientific societies and organizations, advocating for policies that enhance science education and support underrepresented groups in the sciences.
Size theory
Size theory is a concept used in various fields, including mathematics, physics, and philosophy, but it can vary significantly based on context. Here are some interpretations of "size theory" in different disciplines: 1. **Mathematics**: In mathematical contexts, size theory can refer to concepts related to the measure and dimension of sets, particularly in geometry and topology. It may deal with how different dimensions and sizes of objects can be understood and compared.
Sphere bundle
A **sphere bundle** is a type of fiber bundle in topology where the fiber at each point of a base space is homeomorphic to a sphere.
Sphere spectrum
In mathematics, particularly in the field of algebraic topology, the concept of a "sphere spectrum" refers to a particular type of structured object that arises in stable homotopy theory. The sphere spectrum is a central object that provides a foundation for the study of stable homotopy groups of spheres, stable cohomology theories, and many other constructions in stable homotopy. To understand the sphere spectrum, it's helpful to start with the notion of spectra in stable homotopy theory.
Topological modular forms
Topological modular forms (TMF) are a sophisticated concept in the fields of algebraic topology and homotopy theory that serves as a bridge between various areas of mathematics, including topology, number theory, and algebraic geometry. They can be understood as a generalization of modular forms, which are complex analytic functions with specific transformation properties and play a central role in number theory.
Topological pair
In the context of topology, a "topological pair" typically refers to a pair consisting of a topological space and a subset of that space, often denoted as \((X, A)\), where \(X\) is a topological space and \(A\) is a subset of \(X\). This concept is particularly useful in algebraic topology and can be used to study various properties of spaces and the relationship between spaces and their subspaces.
Robert Watson-Watt
Robert Watson-Watt (1892–1973) was a Scottish physicist and engineer best known for his pioneering work in radar technology. He played a crucial role in the development of radar during World War II, which significantly influenced air defense systems and military strategy. Watson-Watt, along with his team, developed the first practical radar system in the late 1930s.
Surgery structure set
A Surgery Structure Set typically refers to a collection of specific anatomical structures and their corresponding definitions used in surgical planning, especially in the context of medical imaging and surgical procedures. In disciplines like radiology and radiation oncology, a structure set is a set of delineated areas on medical images (such as CT or MRI scans) that represent various organs, tissues, or pathological areas relevant for treatment.
Symmetric product (topology)
In topology, the symmetric product of a topological space \( X \), denoted as \( S^n(X) \), is a way to construct a new space from \( X \) that encodes information about \( n \)-tuples of points in \( X \) while factoring in the notion of indistinguishability of points.
Symplectic spinor bundle
A **symplectic spinor bundle** arises in the context of symplectic geometry and the theory of spinors, particularly as they relate to symplectic manifolds. Here's a more detailed explanation: ### Background Concepts: 1. **Symplectic Manifold**: A symplectic manifold is a smooth, even-dimensional manifold equipped with a closed non-degenerate 2-form called the symplectic form.
Tesseract
Tesseract is an open-source optical character recognition (OCR) engine that is highly regarded for its ability to convert various types of documents—such as scanned images and PDFs—into machine-readable text. Originally developed by Hewlett-Packard and later maintained by Google, Tesseract supports a wide range of languages and can recognize text in multiple formats.
Thom space
In topology, a Thom space is a certain type of construction associated with smooth manifolds and more generally, with smooth approximations to certain spaces. Named after the mathematician René Thom, Thom spaces arise in the context of studying the topology of manifold bundles and intersection theory.
Robert d'Escourt Atkinson
Robert d'Escourt Atkinson (1900–1960) was a prominent American psychologist known for his work in the field of educational psychology and his contributions to the development of several psychological theories and models. He is perhaps most recognized for his role in developing the "Atkinson-Shiffrin model" of memory, along with Richard Shiffrin.
Ruth Agnes Daly
Ruth Agnes Daly is not a widely recognized public figure or concept in popular culture, literature, or history, based on the information available up till October 2023. It's possible that she may be a private individual, a character in a lesser-known work, or a figure that became relevant after that date.
Sergei V. Kalinin
Sergei V. Kalinin is a prominent scientist known for his work in the field of materials science and nanotechnology. He has made significant contributions to the understanding of nanoscale phenomena and the development of advanced characterization techniques. His research often involves the use of scanning probe microscopy and other techniques to explore materials at the atomic and molecular levels. Kalinin has published numerous scientific papers and has been involved in various academic and research institutions, contributing to advancements in material properties and functionality.
Sheldon Weinbaum
Sheldon Weinbaum is a prominent American physicist and biomedical engineer, best known for his contributions to fluid mechanics and biomechanics. He has made significant strides in understanding the behavior of blood flows and the mechanics of biological systems, often applying principles of physics to complex biological problems. His work has implications in areas like biomedical engineering, cardiovascular health, and tissue engineering.
William Carl Lineberger
William Carl Lineberger is a notable American chemist known for his significant contributions to the field of chemical physics and physical chemistry, particularly in the area of anion chemistry and the development of advanced techniques in molecular spectroscopy. He played a key role in pioneering experiments that utilize mass spectrometry to study the properties of ions, which has implications for understanding fundamental chemical processes. Lineberger has received various awards and honors for his research and has published numerous scientific papers throughout his career.
Stephen Z. D. Cheng
Stephen Z. D. Cheng is a notable figure primarily recognized for his contributions in the fields of materials science and polymer chemistry. He has held academic positions, including being a professor, and has been involved in significant research related to polymers, nanocomposites, and advanced materials. Cheng has published numerous scientific articles and has contributed to the advancement of knowledge in his field through research and innovation.
Tom McLeish
Tom McLeish is a British physicist and professor known for his work in the field of soft matter physics and materials science. He is affiliated with the University of York, where he has made contributions to understanding the physical properties of complex materials, including biological substances and polymers. McLeish's research often intersects with themes in interdisciplinary science and the application of physical principles to solve problems in biology and medicine.