Materials chemistry companion to general chemistry. An update

ton, DC. b) Spencer, B.; Lisensky, G.; Parmentier, L. “General Chemistry Revised”. 25th Great Lakes ... William R. Robinson,5 and M. Stanley Whitt...
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Materials Chemistry Companion to General Chemistry: An Update Arthur B. ~ l l i s , 'Margret J. Geselbracht,' Martha ~ r e e n b l a t tBrian ,~ J. ~ o h n s o nGeorge ,~ C. ~ i s e n s k ~ , ~ , ~ M. Stanley whittingham6 William R. ~ o b i n s o nand

The histo~ebias of chemistrv curricula toward amall moleeule chemistry,gcncrolly in Lhe yweuur and hquid srare, is out of touch rmth current opponunities for chemists in research, education, and technology. ( I ) ~~

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This statement reflects the recognition by members of the chemical communitv t h a t materials chemistrv-the chemistry of polymers, Jemiconductors, superconductors. advanced metal allovs, and biorompatible materials, to cite a few examplesihas become a n important compon& of our discipline. The Ad ~ o Committee c for Solid-state Instructional Materials was or~anizcdin 1990 to helo revitalize introductory chemist&courses by mainstreaming materials chemistry into the curriculum.7 I n order to accomplish this objective, the committee recognized the need to demystify 'Department of Chemistry, University of Wlsconsin-Madison, Madison, Wi 53706 'Department of Chemistry, Rutgers University, New Brunswick, NJ

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3~epartmentof Chemistry, College of St. BenedicVSt. John's University, St. Joseph, M N 56374 4~epartmentof Chemistry, Beloit College, Beloit, WI 53511 '~epartment of Chemistry, Purdue University. West Lafayette, IN 47907 %epartment of Chemistry, SUNY at Binghamton, Binghamton, NY 13901

A ' d Hoc Committee:Aaron Beltrand, Georgia Institute of Technology;Abraham Clearfield,Texas A&M University;Denice Denton. University of Wisconsin-Madison; John Droske, University of Wisconsin-Stevens Point; Arthur 13. Ellis', University of WisconsinMadison (Chair); Paul Gaus, The College of Wooster; Margret Geselbracht, University of WisconsiwMadison;Martha Greenblatt', Rutgers University; Roald Hoffrnann, Cornell University; Allan Jacobson, University of Houston; Brian Johnson, St. John's University; David Johnson. University of Oregon; Edward Kostiner, University of Connecticut; Nathan Lewis. California institute of Technology; George Lisensky', Beloit College; Thomas Maliouk, University of Texas at Austin;Joel Miller, E.I. du Pont de Nemours and Co.; Donald MurDhv. AT&TBell Laboratories: William Robinson'. Purdue Univercons in-Stevens sitv:'~onShowalter. Universitv i f isc~~~~ Point:~Duward - -snriver. NoRhwestern ~nivek~ty; A oert Thompson, ~ r . .Spe man College; M. Stan ey W h Itlngnam'. SUhV at Bingnamton; Gary Wnek. Rensse aer Polyfecnnic nslltdte: Aaron Wola. Brown Lnwersi ' Denotes co-PI on this project. T ' he Optical Transform Kit is available with or without a pocket laser pointer. Contact the Institute for Chemical Education, Department of Chemistry, University of Wiswnsin-Madison, Madison, WI 53706 for orderina information. r e dot 'Mayer. L A . csensny G C The ICE Crystal S t r ~ c t ~Model (oasea on Mayer. L A , U S Parent4,014,110,1977jAn In !la balcn of kts IS schea~ledfor release in Fa 1. 1992 Contacl ICE (see foolnote 8) for information. ''Samples of memory metal are available from ICE, which can be contacted (footnote8) for ordering information or from Shape Memory Applications, Inc.; 285 Sobrante Way, Suite E; Sunnyvale, CA 94086. ~

the jargon of materials chemistry, much of which is derived from engineering, physics, and materials science; to make the extended three-dimensional structures of solids comprehensible; and to gather examples of contemporary materials and their applications. The high-tech materials and advanced devices associated with current research and everyday experiences require only a modest background in solid-state chemistry and can add a sense of relevance and excitement to the course. The committee has undertaken the preparation of instructional materials leading to this more balanced approach to introductory chemistricourses with support from the National Science Foundation (Undergraduate Course and Curriculum Program) and the Camille and Henry Dreyfus Foundation. Our stratem for mainstreaming materials chemistm is based on demonstrating how solizs can be used to ill'trate virtually every topic typically discussed in an introductory chemistry cmn-ie. G o examples are the exquisite atomic images obtained in scanning tunneling microscopy studies of layered solids like graphite and the preparation of high-temperature superconductoring oxides through the application of stoichiometric principles. Empowered in this manner, chemistry teachers can seamlessly use materials chemistry examples in their introductory chemistry courses a s they best see fit. To facilitate this "technology transfer", the committee is writing A Materials Chemistry Companion to General Chemistry, which is scheduled to be published by the American Chemical Society in mid-1993. The Companion will be organized around traditional tooics for use in eonventionalcourse structures. In additidn, the volume will have a matrix that correlates standard topies with particular kinds of materials and their applications, permitting the book to be used to supplement nontraditional course presentations, as well. The Companion is for teachers: I t will serve a s a n introduction to materials chemistm as well a s a source of exercises, demonstration and laboratory experiments, and supporting instructional materials (kits and software, for example). Examples of Companion-related instructional materials include a n Optical Transform Kit that demonstrates how diffraction is used to reveal relative atomic positions (2);'a Crystal Structure Model Kit that permits construction of nearly 60 common crystal ~tructures;~"memory metal", an example of a "smart" material t h a t illustrates phase changes in solids;1° light-emitting diodes (LEDs), which highlight periodic properties, substitutional stoichiometry, and spectroscopy (3); and ferrofluids, which demonstrate cou~erativeelectronic effects. 1; order to make the Companion as user-friendly a s possible. we have invited institutions to field-test material to be incorporated into the volume. If you are interested in auditioning instructional materials from the Companion, please contact the authors for additional information. Acknowledgment The Ad Hoe Committee for Solid-state Instructional Materials is grateful to the National Science Foundation (USE-9150484), the Camille and Henry Dreyfus Foundation, the American Chemical Society, The Dow Chemical Company Foundation (Crystal Structure Model Kit), the UW-Madison Outreach Program (Crystal Structure Model Kit), and the Institute for Chemical Education for their generous support of this project. Literature Cited and referencps themi" 3. Lkensky, 0.C.; Penn, R.:h e l b r s e h t , M. J.;Enis. A 9 JChem. Educ ISS%,69. 151-156.

Volume 69 Number 12 December 1992

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