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Chemistry News Archives

[current news]
  • Nanotubes grown in the busy laboratory of associate chemistry professor Jie Liu were crucial to IBM scientists' recent announcements of a new source of light emission. Liu's lab is also working with a California firm to pioneer use of these infinitesimally-thin carbon tubes in place of copper contacts for computer chips. These project are highlighted in a recent issue of Duke Dialogue
  • Weitao Yang, Philip Handler Professor of Chemistry, has been awarded a prestigious von Humboldt Research Award for Senior U.S. Scientists.

    The Alexander von Humboldt Foundation grants up to 100 Humboldt Research Awards annually to scientists and scholars from abroad with internationally recognized academic qualifications. The research award honours the academic achievements of the award winner's lifetime. Furthermore, award winners are invited to carry out research projects of their own choice in Germany in cooperation with colleagues for periods of between six months and one year.

  • In the department's second Science paper  in as many weeks, Jianping Lin, Ilya Balabin, and David Beratan report that structured water molecules at protein interfaces have an unexpected effect on the rates of electron transfer processes. The results may account for a number of previously unexplained observations of biological electron transfer rates, and the work was highlighted in a recent C&E News article. A news release describing the research has also been published.
  • All are invited to attend the first annual Evening of Chemistry program, Thursday, Dec. 8, from 7:30 to 9:00 PM.
    Members of the chemistry club, graduate students, instructional staff, and Dr. Warren will be performing a serious of chemical demonstrations. About 150 students and their teachers in the research triangle area will be attending. The event is free, but due to limited seating it is a ticketed event. If you would like to attend and have not yet put in your request for tickets please do so ASAP. Send requests to Ken Lyle, kenneth.lyle@duke.edu Family and friends are welcome.
  • The Franz Group has established in a recently published paper that a relatively simple peptide is sufficient to bind Cu(I) with an affinity that corresponds well with its proposed biological function of extracellular copper acquisition. The results show that a methionine-only binding site with three methionines is sufficient for binding and stabilizing Cu(I). This all-methionine coordination motif represents an emerging paradigm for bioinorganic copper.
  • Jie Liu and collaborators at IBM report in the journal Science that they have generated extra-bright beams of infrared light from single-walled carbon nanotubes. The new technique is more efficient than many existing methods for producing light and could have applications in optoelectronics. For additional reports on this work, click here or here.
  • Adam Chandler, an undergraduate senior studying Math and Chemistry, has been awarded a Rhodes Scholarship for graduate study at Oxford University. Congratulations, Adam!
  • The Duke Theory Group is pleased to announce the start of its seminar series, beginning with Yaoki Zhou on Nov. 17. Please join us!
  • Weitao Yang, Philip Handler Professor of Chemistry, has been recognized by the Institute for Scientific Information as a highly cited researcher. Researchers were selected for inclusion in ISIHighlyCited.com based on the total number of citations received by their scientific publications within a given category. The Institute for Scientific Information identified and evaluated 19 million articles or source records to identify the most highly cited researchers during the past 20 years.
  • John Simon and his research group have reported subtle but potentially significant differences in the photochemical properties of human pigments that may lend insight into the epidemiology of skin cancer. The work was done in collaboration with Glenn Edwards at the Free Electron Laser Laboratory at Duke and Robert Nemanich of the physics department at NCSU.
  • Chad Ray and Boris Akhremitchev have recently demonstrated, using single-molecule force spectroscopy, that dimers of specific fragments of the protein alpha-Synuclein exist as a mixture of dimeric conformations. The work helps to shed light on the molecular basis of Parkinson's disease, and a full article describing the research can be found online at the Journal of the American Chemical Society.
  • Jie Liu and his group have joined forces with Arrowhead Research Corp. to work to create the next generation replacement for copper interconnects and revolutionize the way microprocessors are constructed.
  • The French Research Center, future home of the Department of Chemistry, officially topped out at noon on August 25, 2005. The final white beam was accompanied to its place of honor by U.S. and Duke flags, and one rather lonely (and hot) tree.
  • Recent work from the Craig group has demonstrated the precise, rational control of mechanical properties in bulk materials. David Loveless and Dr. Sung Lan Jeon carried out the work using multicomponent associative polymer networks, and an article describing the results and their implications for not only materials design but also the underlying molecular mechanisms is available online from Macromolecules.
  • The Lee-Yang-Parr correlation energy functional is the subject of the second most cited paper in chemistry for all six years from 1999 to 2004 since CAS started publishing citation data online. The functional is also known as the LYP functional, and it was published in Phys. Rev. B 37, 785, 1988.
  • Welcome to the first-year class of graduate students for 2005-2006, who began their Duke graduate careers on August 15. This year's entering class includes 25 outstanding students from throughout the United States and overseas.
  • The Department of Chemistry is pleased to announce the winners of departmental graduate research fellowship competition for the 2005-2006 academic year. Burroughs Welcome Fellowships were awarded to David Loveless and Dan Lim; the C.R. Hauser Fellowship to Chris Bender; Paul M Gross Fellowships to Rui Liu and Chad Ray; Kathleen Zielik Fellowships to Louise Charkoudian, Dongning Yuan, and Min Wang; the Krigbaum Fellowship to Yuan Dai; the Bradsher Fellowship to Charlotta Wennefors. We are delighted to recognize the accomplishments of some of our outstanding graduate students. Congratulations to all of our 2005-2006 Graduate Research Fellows!
  • With deep sadness, we announce that Howard Austin Strobel, professor emeritus of chemistry at Duke University, died on June 4, 2005, at his home in Durham, NC. He was 84.

    Born in Bremerton, Washington, he was the son of the late Frank and Emma Spriegel Strobel. A graduate of Washington State College (now University), with a B.S. in chemistry and highest honors, Strobel worked on the Manhattan Project at Brown University in the group headed by Professor Charles Kraus from July 1943 to the end of World War II. With the end of the war, he continued the physical chemistry project that he had started in Brown in the Fall 1942 to receive a Ph.D. in 1947. He stayed on at Brown for a one year post-doctoral position before accepting a position in the Fall of 1948 at Duke University as an Instructor in Chemistry.

    During his early years at Duke, he became a full-fledged analytical chemist and came to realize that achieving a mastery of all kinds of measurements on substances and accompanying theory of behavior might be achieved more completely by taking a sophisticated approach to the instrumentation involved. The product of those insights, and a great deal of study, was the first edition of the book, "Chemical Instrumentation, A Systematic Approach to Instrumental Analysis," which was published by Addison-Wesley. A second edition appeared in 1973 and a third, with Dr. William H. Heineman as a co-author, was published by Wiley-Interscience in 1989. His book has been translated into several languages.

    Strobel's professional career at Duke was split between chemistry and academic administration. His administrative work began when he accepted a half-time appointment as an academic Dean in Duke's undergraduate men's college in the fall of 1956, beginning a range of activities that over the years accounted for more than one-third of his time. He was assistant dean from 1956 to 64 and again during 1972-82. He was associate dean in 1964-66. He was also acting associate dean and acting assistant provost in 1974-75. Strobel retired in 1990. Altogether the combination of teaching, writing, administrative work, sabbaticals abroad, and directive research for many masters and doctoral students defined Strobel's rewarding academic career that spanned 47 years at Duke University.

    In 2001, more than a decade after his retirement, he received the J. Calvin Giddings Award for Excellence in Education for writing Chemical Instrumentation, a book that enhanced the personal and professional development of students in the study of analytical chemistry.

    In his personal life, Strobel was a member of Watts Street Baptist Church where he served as a Deacon and Sunday school teacher. In addition to education, Strobel loved hiking, travel, gardening and photography.

    In 2002, he was preceded in death by his wife of 49 years, Shirley Holcomb Strobel. Surviving are two sons, Gary Dent Strobel and wife, Sarah, of Mooresville, N.C., and Paul A. Strobel, of Durham, NC; one daughter, Lynn S. Helgeson and husband Steve, of Roanoke, Va.; and two grandchildren, Zack and Scott Helgeson.

    Sources

    Division of Analytical Chemistry. 2001. Congratulations to this year's DAC award winners!. Available on-line at http://www.chemistry.org/portal/a/ContentMgmtService/resources/ACS/Subportals/analytical/newsletters/awardees.html#. Accessed 7/7/05.

    Duke University News and Communications. June 7, 2005. Emeritus Chemistry Professor Howard A. Strobel Dies. Available on-line at http://www.dukenews.duke.edu/2005/06/strobelobit_print.htm. Accessed 7/7/05.

    The Herald-Sun, Obituaries Section, June 07, 2005, Page C2, available on-line at http://www.heraldsun.com/archives/URNDetail.cfm?URN=0486381938&QSearchInfo=Howard%20Strobel. Accessed 7/7/05.

  • 2005 Chemistry Department Graduate Student Fellowships for excellence in research went to Xiaoqing Han (Procter & Gamble Summer Fellowship), Rui Liu (William Krigbaum Award), and David Loveless and Lou Charkoudian (Joe Taylor Adams Awards). The Pelham Wilder Teaching Awards went to John Stanko and Matt Poferl. Congratulations to these student recipients of the 2005 Chemistry Department Graduate Student Fellowships for their outstanding performance in research and teaching.
  • 38 Duke Chemistry majors received their diplomas in graduation exercises on Sunday, May 15. Of those, 5 were second majors, 17 received a B.A., 21 a B.S., of which 9 are ACS-certified, and 16 graduated with distinction. Post-Grad Plans: 2 are going to grad school in chemistry, 6 to other graduate programs such as pharmacology or biochemistry, and 12 to medical school (of which 1 is for MD/Ph.D). Congratulations to all of our majors!
  • Roald Hoffman, Frank H.T. Rhodes professor of humane letters and professor of chemistry at Cornell and a recipient of the 1981 Nobel Prize in Chemistry, will be presented with an honorary degree as Doctor of Science at the May, 2005 Commencement. Born in Poland, Roald Hoffmann moved to the United States in 1949. After graduating from Columbia University, he earned his doctorate in chemistry at Harvard, and joined Cornell’s chemistry department in 1965. He is now Cornell’s Frank H.T. Rhodes professor of humane letters and professor of chemistry. Dr. Hoffmann won the Nobel Prize for Chemistry in 1981 (with Kenichi Fukui) for developing mathematical theories to explain the behavior of atoms and molecules, and for co-authoring the Woodward-Hoffmann Rule, which helps explain the workings of chemical reactions.

    Among Dr. Hoffmann’s other distinctions are the Arthur C. Cope Award of the American Chemical Society, the National Medal of Science, the National Academy of Sciences Award in the Chemical Sciences, and the Priestly Medal. Dr. Hoffmann’s creativity extends beyond chemistry. He helped spearhead the project Chemistry Imagined, an unusual collaboration in the realms of art, science, and literature, which attempts to reveal the imaginative basis of molecular science. His book The Same and Not the Same explores the dualities that lie under the surface of chemistry. Old Wine, New Flasks: Reflections on Science and Jewish Tradition, which he co-authored, offers insights from the intertwined voices of science and religion. And his play Oxygen, co-written with Carl Djerasssi, Professor of Chemistry at Stanford University, explores the discovery of oxygen, along with deeper issues concerning the conduct of, and the motivations behind, science.

    Throughout the years, Dr. Hoffmann has maintained an interest in literature, particularly German and Russian works. He began to write poetry in the mid 1970s; his first poem was published in 1984, and the first volume of his collected poems appeared three years later. Since then, his poems have appeared in many magazines, have been collected in several volumes, and have been translated into several languages. “One thing is certainly not true: that scientists have some greater insight into the workings of nature than poets,” he has written. “Interestingly, I find that many humanists deep down feel that scientists have such inner knowledge that is barred to them. Perhaps we scientists do, but in such carefully circumscribed pieces of the universe! Poetry soars…through a world we reveal and make.”

    His interest in popularizing science has taken him to television, where he presented a course in the broadcast The World of Chemistry. The series of twenty-six half-hour episodes aired on PBS stations and abroad.

    “Roald Hoffmann has taught the chemical community new and useful ways to look at the geometry and reactivity of molecules, from organic, through inorganic, to infinitely extended structures,” said Cornell’s chemistry-department chair, after Dr. Hoffmann was included among the top seventy-five chemists of the past seventy-five years in a special issue of Chemical & Engineering News. “But as important, his teaching is not confined to his journals, nor even to the freshman introductory chemistry courses that he teaches each year…. Roald is not merely one of the most important chemists in the past seventy-five years, he is one of the most important educators.”

  • We are pleased to announce that Warren Warren will join our faculty as a Professor of Chemistry. Professor Warren's research focuses on the design and application of what might best be called novel pulsed techniques, using controlled radiation fields to alter dynamics. It generally involves an intimate mixture of theory and experiment, and collaborations play an important role, particularly for medical applications.
  • We are pleased to announce that Jiyong Hong will be joining our faculty as an Assistant Professor, arriving in August, 2005. Professor Hong's research focuses on using chemical tools to understand the signaling pathways underlying cell and developmental biology. He is currently a postdoctoral research associate in the chemistry department of the Scripps Research Institute.
  • Chemistry Graduate Student Chad Ray working with advisor Boris Akhremitchev, won the Physical Chemistry Poster Award at the spring 2005 national American Chemical Society Meeting in San Diego. The award was presented by the ACS Division of Physical Chemistry. A news story describing the group's research on amyloid fibril formation can be found here: http://www.dukenews.duke.edu/news/amyloidprobe_0305.html.
  • Professor Katherine Franz has received an NSF CAREER award for her proposal combining "Metal-Binding Studies of Phosphorylated alpha-Synuclein Peptides" and "Graduate Student Training in Communication, Leadership and Professional Development". The Faculty Early Career Development (CAREER) Program is a Foundation-wide activity that offers the National Science Foundation's most prestigious awards for new faculty members. The CAREER program recognizes and supports the early career-development activities of those teacher-scholars who are most likely to become the academic leaders of the 21st century. CAREER awardees are selected on the basis of creative career-development plans that effectively integrate research and education within the context of the mission of their organization.
  • Chemistry graduate student Yan Liu won Best Poster at the Richard Gilbert Graduate Awards Symposium, hosted by the North Carolina ACS Polymer Discussion Group and sponsored by Lord Corporation.
  • Peter Agre, 2003 Nobel Laureate in Chemistry is joining the Duke University Medical Center as the first Vice Chancellor for Science and Technology. He will officially leave his current position at Johns Hopkins and join the Duke faculty on July 1. At Duke, he plans to continue his research, but he also intends to work with the local community and national science coalitions to educate students and the general population about health care issues.