An exhibit by the AIP Center for History of Physics with text, animations and voice about J.J. Thomson's 1897 experiments which helped bring understanding of the electron as a fundamental unit of matter.

Moving Atoms Welcome to the STM Gallery Click on the map above to enter one of the exhibition rooms or go directly to: Lobby L'Hexagone Blue Period Atomilism The Corral Reef Outside (Yes, there is life outside of the gallery...) You may also want to look at the catalogue for a direct index to all the images. The -icon next to an image brings you to the library which contains references to ...

Pyrotechnics: It's Elemental Anyone who has seen a fireworks display has probably wondered, How'd they do that Well it's actually quite elemental -- The Periodic Table of the Elements, that is. The whiz, bang, pop, and color are all possible by combining the most basic substances of which we know: the elements themselves. Highlighted in the Periodic Table below are some of the important ...

Lecture Synopsis Inorganic Reaction Mechanisms I Second Year Trinity Term Dr Dermot O'Hare (4 Lectures) Lecture 1. Introduction to Kinetics and Mechanism, Substitution Reactions of Square Planar Metal Complexes, Cis and Trans effects, Trans influence. Lecture 2. Substitution of Octahedral Metal Complexes, D, A, Ia, and Id mechanisms, Anation and Solvolysis reactions. Lecture 3. Electron Transfer ...

Lecture Synopsis Inorganic Reaction Mechanisms I Second Year Trinity Term Dr Dermot O'Hare (4 Lectures) Lecture 1. Introduction to Kinetics and Mechanism, Substitution Reactions of Square Planar Metal Complexes, Cis and Trans effects, Trans influence. Lecture 2. Substitution of Octahedral Metal Complexes, D, A, Ia, and Id mechanisms, Anation and Solvolysis reactions. Lecture 3. Electron Transfer ...

Inorganic Chemistry Teaching Resources 3D Periodic Table of Radii Structure Database Chime Radii Periodic trends in the radii of elements and their ions are a common topic in general and more advanced inorganic chemistry courses. As an inorganic chemist I like to think of the periodic table as three dimensional, involving both elements and their oxidation states. Here is a depiction of radii of ...

Patent Law Offices, Philip D. Freedman PC, patent prosecution for established and emerging technologies ...

Intro Applications Radiation Control & Remediation Government Regulations General Scientific History The Complete Thorium Web Site www.thorium-waste.com Information on Thorium and Thorium-related topics. Sponsored by Perma-Fix Environmental Services, Inc., www.perma-fix.com Thorium is used in a wide array of products and processes, where its special properties make it useful when light or high ...

Discusses the concepts of coordination number and coordinative unsaturation. Part of an organometallic hypertext.

Quasicrystals and Symmetry in Physics ...

Learn the elements and their symbols ...

An online chemistry lecture course Dermot O'Hare & Karl Harrison, Department of Chemistry, University of Oxford 1998 ...

Chemistry 1B Lecture C ( Grayce ) Winter 1997 How to predict properties of solids Here's a summary of the methods I gave you for predicting the properties of solids for Chemistry 1B. When you get to Chemistry 1C, you will explore the properties of the elements in depth, and learn many details. Here I mostly want you to know the general patterns. For an element: First, ask whether it is one of ...