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How to Advertise     News of the Week Microelectronic Self-Assembly Business Cheers! Cover Story China Is Changing Government Government Insights Science/Technology Molecular Costraints Special Report E-Books Table of Contents August 21, 2000 Volume 78, Number 34 CENEAR 78 34 p. 3 NEWS OF THE WEEK Microelectronic Self-Assembly Researchers fabricate two micro- circuits: one with serial connectivity, the other wired in parallel. Planar Tetracoordinate Carbon Series of simple molecules with only five atoms verifies 30-year-old theory. EPA Computer Security Despite some improvement, agency's systems are still vulnerable, GAO says. Turning Odors into Colors Responding to odorants, vapor- sensing dyes undergo distinctive color changes. Taiwan Gets Tough on Polluters oxic wastes dumped in a stream lead to criminal indictments. Chiron Buys PathoGenesis Filling its drug development pipeline is worth $700 million to Chiron. BUSINESS Business Concentrates Chemical Earnings For the first time in several years, earnings rose for three quarters in a row. Drug Earnings Pharmaceutical firms continue to show increased sales and earnings. Cheers! Chemists provide newfangled solutions to an old-fashioned problem: musty wine. Global Top 50 Revisited C&EN restates chemical profit margins. ASIA-PACIFIC COVER STORY China Is Changing Modernization spurred by strong economic growth and WTO membership brings chemical opportunities. GOVERNMENT & POLICY Government Concentrates NIH and Pharmaceuticals Pending legislation calls on NIH to develop profit-sharing plan with pharmaceutical industry. Chemical Weapons Army asks federal advisory committee to set short-term exposure limits for six nerve agents. Government Insights EPA's past problems indicate need for congressional action to ban methyl tert-butyl ether. SCIENCE/TECHNOLOGY Science/Technology Concentrates Molecular Costraints Researchers are investigating how confined spaces influence reaction pathways. SPECIAL REPORT E-Books Electronic books gradually gain in popularity and utility. THE DEPARTMENTS Editor's Page Letters Software/Online Briefs ACS Comment Awards People   Newscripts

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