Traveling teams talk to businessmen Traveling teams from the School of Business are going to the community to discuss problems and prospects with Kansas businessmen. "The purpose of the effort is to Pay to come earlier Student paychecks will now be distributed on the first working day of the month, Keith Nitcher, vice chancellor for finance, said Monday. In recent years, students have received their paychecks anytime from the first working day to the tenth of the month. Nitcher said that many students found this delay an inconvenience. Nitcher also said that the paychecks would come this early only if the university departments cooperated with his office in getting the time sheets in by noon of the nineteenth of the month. If the nineteenth came on a week-end, the time sheets would have to be in by noon of the preceding Friday. SEAFOOD CONSUMPTION MEXICO CITY (UPI)—Mexico in 1968 consumed 170,000 tons of seafood, including fish, turtle and shrimp, according to the Industry and Commerce Department. The per capita consumption of seafood is 8.8 pounds annually, the department said. 10 KANSAN Jon. 6 1970 FREE SILENT MOVIES Shakey's offers free for your pleasure the masters of comedy... W. C. FIELDS, LAUREL AND HARDY, THE THREE STOOGES and others. Every Night from 6 till Midnight! close the communication gap between the business community and the School of Business," explained Frank S. Pinet, associate dean of external affairs for the School of Business. "We inform businessmen what we are attempting to do and also what our product is from the students' point of view." Three faculty members, two to four students, and either Pinet or Clifford D. Clark, dean of the Most of the panels are set up by Board of Advisers members in the particular area. These members invite a representative group of businessmen from their area to attend the discussions. School of Business, make up the teams. Two of the students represent the undergraduate program and two are graduate students. All students are chosen from a list of suggestions solicited from faculty members. "We hope also to acquaint Kansas businessmen with the fact that some of our brightest students want to stay in Kansas." Finet said. "We have had enthusiastic response from the business community." Pinet commented. "They think we should do much more of this, and we plan to do as much as we can." The first panel was presented in November to the Board of Advisers for the School of Business. During January the team will go to Independence for a meeting with businessmen from the southeast corner of Kansas. In February they will travel to western Kansas and during March they will be in the Hutchinson area. Cities near Lawrence will be avoided, Pinet said, because businessmen there are already in close contact with the school. Answer that one and you'll open up a whole new field of solid state physics that just might come to be called "excitonics." Because the most exciting thing about excited molecules in solids, right now, is that no one knows what to do with them. This intriguing state of affairs came about after physicists began firing photons into molecular crystals and observing the results. Which were: "excitons." An exciton is a conceptual entity that has more "stateness" than "thingness" about it. When a photon strikes a molecule in an organic crystal with sufficient energy, it bumps an electron to a higher energy level, leaving a "hole" in the molecule. In the brief interval before it falls back into its hole, the electron releases the energy it received from the photon, which propagates another hole-electron pair in a neighboring molecule, and thus on through the crystal. This phenomenon is called the "singlet" excited state: or the singlet exciton. Du Pont scientists have produced it with a 150-watt bulb. In the singlet, an electron is excited without any change in direction of its spin or magnetic moment. It dies quickly, and a blue light emerges from the crystal. But with an intense light source, such as the laser, an even more interesting excited state has been produced: the "triplet." In the triplet, the spin of the excited electron is reversed, a magnetic field is produced, and the excited state lasts a million times as long—about a hundredth of a second. Du Pont researchers have also found that two triplets can combine, producing a singlet exciton with greatly increased energy and a life span of a hundred million of a second. Of promising interest is that this tendency of triplets to merge can be sensitively controlled by applying a magnetic field to the crystal. Perhaps the next step will be the engineering of devices that manipulate light signals directly, bypassing the present need to convert them first into electrical signals and then back into light. Perhaps too this line of research will lead to greater understanding of the mechanisms of light-energy transfer itself, such as those involved in photosynthesis by living plants. The possibilities are many. Innovation—applying the known to discover the unknown, inventing new materials and putting them to work, using research and engineering to create the ideas and products of the future—this is the venture Du Pont people are engaged in. For a variety of career opportunities, and a chance to advance through many fields, talk to your Du Pont Recruiter. Or send us the coupon. Du Pont Company, Room 7892, Wilmington, DE 19898 Please send me the booklets checked below. 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