| Wikipedia__Sodium Properties of the element, including its history, applications, and characteristics. |
| Radiochemistry_of_Sodium Full text of the monograph by W. T. Mullins and G. W. Leddicotte (Oak Ridge National Laboratory, Oak Ridge, Tennessee). [PDF] (March, 1962) |
| ChemicalElements_com__Praseodymium Basic information, atomic structure, and isotopes. |
| EnvironmentalChemistry_com__Praseodymium Atomic structure, chemical and physical properties, and table of nuclides. |
| It\'s_Elemental__Praseodymium Basic physical and historical information. |
| LANL__Praseodymium History, uses, production, and properties. |
| Lenntech__Praseodymium Physical data, chemical properties, health and environmental effects. |
| Praseodymium Data tables and historic information. |
| Visual_Elements__Praseodymium Image, source, uses, physical information, and key isotopes. |
| WebElements__Praseodymium Extensive information on history, uses, occurrence, compounds, and properties. |
| Wikipedia__Praseodymium Properties of the element, including its history, applications, and characteristics. |
| Hydrographic_Institute_of_the_Republic_of_Croatia nautical charts and maps, cartography, oceanography of the Adriatic Sea, notices to mariners. |
| Institute_of_Oceanography_and_Fisheries Split, Debrovnic |
| Rijeka_College_of_Maritime_Studies Education and training of seafarers. |
| University_of_Rijeka Department of Maritime Studies |
| University_of_Zagreb Department of Geophysics |
| (Belgium)_University_of_Gent Clifford Research Group. Includes contact details and a list of publications. |
| (UK)_University_of_Cambridge_ Geometric Algebra Research Group. Includes a list of group members, links to relevant articles and a set of course materials, list of publications and links to relevant conferences and other sites. |
| Chandler,_Daniel An abstract from Daniel Chandler's 1995 "The Art of Writing." Argues for a moderate Whorfianism. |
| A_Critique A 2001 student paper by Neil Parr-Davies. Compares the linguistic determinism of Benjamin Lee Whorf with technological determinism, represented by Marshall McLuhan. |
| Language,_Thought_and_the_Sapir-Whorf_Hypothesis A discussion hosted by UsingEnglish.com about the Sapir-Whorf hypothesis, and whether language shapes thought or thought shapes language. |
| The_LINGUIST_List___The_Sapir-Whorf_Hypothesis Assembled posts concerned with this issue. |
| New_Surprising_Evidence A 1998 paper by John R. Skoyles. Considers the implications of research on deaf children raised by hearing parents. From the CogPrints Archive. |
| Observations_on_the_Sapir-Whorf_Hypothesis Draft exploration of the value of the hypothesis. Includes general overview as well as detailed consideration of how the hypothesis is employed in contemporary studies. |
| The_Sapir-Whorf_Hypothesis 1999 overview of the history and development of the theories of linguistic determinism and linguistic relativity. By Rebecca Ash. |
| The_Sapir-Whorf_Hypothesis An assessment of linguistic determinism and linguistic relativity. With reference to the legacies of Wilhelm von Humboldt and Sigmund Freud. |
| Ames_Laboratory__Novel_Materials_and_Ground_States Information and photos about the research group led by Dr. P. C. Canfield. The group is mostly dedicated to the design, growth and characterization of novel electronic and magnetic compounds and the s |
| Bose-Einstein_Condensates An easy-to-read introduction to this unusual state of matter. |
| Extreme_Pressure_DAC_Laboratory The detailed investigation of different materials at ultrahigh pressures and high temperatures by using the diamond anvil cell (DAC). |
| Is_Glass_Liquid_or_Solid? A short article from Usenet physics FAQ. |
| JILA__Bose-Einstein_Condensation Information about Bose-Einstein Condensation. Includes educational material on BEC and information on current research and publications. |
| Maryland_Center_for_Superconductivity_Research The center conducts interdisciplinary research in the fields of superconductivity, magnetism, ferroelectricity, quantum computation, the synthesis of advanced electronic materials, and the development |
| Materials_Science_Institute_of_Madrid__Low_Temperature_Physics Activities in Higher Education and Research in low temperature physics. Included are resources used in teaching, many recent publications, some talks and videos of experiments at low temperatures. |
| Quantum_Phase_Transitions Introduction to the subject and outline of the book by Subir Sachdev. |
| Rice_University__Atomcool Investigation of atoms at temperatures approaching absolute zero. At these low temperatures, atoms start to behave less like particles and more like waves, according to the laws of quantum mechanics. |
| University_of_Colorado,_Boulder__AMO_Theory_Group Includes information on the group members, a list of publications and related links. |
| Anatomy_of_A_Black_Hole From the University of Illinois. Educational sequence suitable for high school students. |
| Big_Bang A book outlining the Yilmaz refinement of Einstein's theory which eliminates black holes and the big bang. |
| A_Black__Hole_FAQ A good list of FAQ questions with detailed answers. |
| Black_Hole_FAQ Loosely speaking, a black hole is a region of space that has so much mass concentrated in it that there is no way for a nearby object to escape its gravitational pull |
| A_Black_Hole_on_the_Desk By putting a black hole into a familiar environment like a desk, one may experience what `curvature of space' means in a new way, understanding the cosmological effects of light bending and gravitatio |
| Black_Holes Basic ideas and descriptions of what black holes are and if white holes exist. |
| Black_Holes__General_Information Provides information on black holes. |
| Black_Holes,_Mysterious_Objects_in_Space Elementary information about black holes, including how they are observed, what happens to particles entering one, and a description of their close relatives, neutron stars. |
| Black_Holes_to_Blackboards-God_Divided_by_Zero Laying your hands on a black hole is hard (and dangerous) to do, but there are ways to understand these objects and avoid the pain of dimension-bending. |
| Geometry_Around_Black_Holes A very basic web site on the geometry of black holes and what they would theoretically look like in space time. |
| How_Stuff_Works__How_Black_Holes_Work What are black holes? Do they really exist? How can we find them? |
| Imagine_Science___Black_Holes A service of the High-Energy Astrophysics Learning Center. A nice introduction to black holes. Intended for ages 14 and up. |
| skinny_monkey_takes_a_look_at_black_holes a brief overview of black holes - the maths that allows and describes them, their formation, and their weird properties. |
| XMM__Black_Holes_and_Quasars Educational site on the Birmingham Uni XMM website. |
| Cadmium Data tables and historic information. |
| ChemicalElements_com__Cadmium Basic information, atomic structure, and isotopes. |
| EnvironmentalChemistry_com__Cadmium Atomic structure, chemical and physical properties, and table of nuclides. |
| It\'s_Elemental__Cadmium Basic physical and historical information. |
| LANL__Cadmium Basic information, history, uses, and cost. |
| Lenntech__Cadmium Physical data, chemical properties, health and environmental effects. |
| USGS_Minerals_Information__Cadmium Statistics and information on the worldwide supply, demand, and flow of the element (PDF format). |
| Visual_Elements__Cadmium Image, uses, physical information, key isotopes, and ionisation energies. |
| WebElements__Cadmium Extensive information on history, uses, occurrence, compounds, and properties. |
| Wikipedia__Cadmium Properties of the element, including its history, applications, and characteristics. |
| Aerodynamic_Design_of_Maglev_Vehicles Engineering and design of vehicles focused on aerodynamic aspects based on concurrent engineering, multidisciplinatory design optimization and the research of Joseph P. Schetz. Includes photographs. |
| AMLEV It is a magnetic levitation (maglev) based on permanent magnets and includes a self-stabilizing design based on permanent magnets. |
| Aspects_of_Maglev Future perspectives, potentials and limitations of Maglev. Effects on humans (society), environment (cities, infrastructure) and life style. Photos. Developments in Europe (Germany, Eastern Europe, So |
| Atlanta_Chattanooga_Maglev Group to build a maglev train system between Atlanta, Georgia, and Chattanooga, Tennessee. Includes benefits, technology information, and proposed locations. |
| Baltimore-Washington_Maglev_Project All about the project including definitions, background, newsletter. |
| Boeing__MagLev Description of the magnetic levitation upgrade to the Holloman High Speed Test Track at Holloman Air Force Base, New Mexico. |
