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TUESDAY, MARCH 5, 2013

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Prototype machines can create prototypes from paper, metal By Mike.Randleman @iowastatedaily.com

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The enhanced use of rapid prototyping, most notably by means of a $170,000 3D printer, has aided ISU students in design-based projects. Rapid prototyping, also simply known as 3D printing, “is a detailed three-dimensional visualization of the product, object or component that you’re working on,” said David Ringholz, chair of the industrial design department and associate professor at Iowa State. Depending on the type of machine, rapid prototype machines can create products consisting of materials from paper to metal. In the case of Iowa State’s newest and biggest Objet 3D printer, located in Howe Hall, the use of polymers and plastics play a key role in creating finished products. Also, as a result, a wide variety of products can be created due to the adaptability of these polymers and plastics. “If I wanted to make a model of a pair of glasses and have part of it soft, part of it clear, and part of it hard, I could do that all in one shot on this machine,” Ringholz said, exemplifying how the printer can create products with multiple parts and compositions. The printer, which at the time of purchase two years ago was only the second of its kind in North America, is both useful in its capacity as well as how it is also beneficial for students. “This is important for an industrial design student in that you can get custom properties out of materials; you can get custom colors out of your materials,” Ringholz said. Ringholz also noted how rapid prototype machines, including smaller-scale machines found at the Design building, can create better models often used in the preliminary processes of design-based projects and eliminate timeconsuming steps. “Before 3D printing was available to design students and engineering students, we had to do a computer model and a rendering and just simulate how it would be,” Ringholz said about the deficiencies of model-making in the past. To create these 3D print products at Iowa State, though, some knowledge of the computer program “SolidWorks” is required.

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Photo: Suit Yee/Iowa State Daily Andrew Jordan, teaching laboratory associate, holds a prototype created by the newest 3D printer. The 3D printer can create prototypes from flexible polymer and transparent materials.

Student organization

Renovation

Provided by ISU Meteorology Club

Vet med expansion provides students better experience

Politics:

Elements of 2012 election highlighted Dianne Bystrom and Steffen Schmidt will discuss moments of the 2012 caucus, primary and election season Tuesday in the Memorial Union’s Sun Room. Bystrom teaches women’s studies and political science courses in addition to directing the Carrie Chapman-Catt Center at Iowa State. Schmidt teaches political science and was named by the Iowa Distance Learning Association as the 2007 Innovator of the Year. The 2012 Elections: The Good, the Bad & the Ugly event will begin at 8 p.m. and is free to the public. —Daily staff

Inside: News ......................................... 2 Opinion ....................................... 4 Sports ......................................... 5 Business..................................... 8 Classifieds ................................. 6 Games ....................................... 7

By Samantha.Weese @iowastatedaily.com

Photo: Suit Yee/Iowa State Daily Tyler Cain, senior in civil engineering and president of the Renewable Energy Vehicle Club, explains a calculation for a vehicle that could run on a combination of water and solar energy.

Optimism drives club pursuing sustainability By Molly.Craig @iowastatedaily.com In the spring of 2012, Tyler Cain had an idea. A year later, his idea has grown into his passion project: the REV club. REV stands for Renewable Energy Vehicle. Think along the lines of hybrid cars, except the renewable energy vehicle would

not run on fossil fuels at all. Cain and other members are hoping to tap into a combination of water and solar energy. Cain explained that the water will sit in a divided tank with an electrode on each end; using energy gathered by the sun, an electric current will be sent through the water.

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Iowa State’s College of Veterinary Medicine has undergone a major expansion. Completed in summer 2012, 17,000 square feet of new construction and 88,000 square feet of renovated space have made the small animal hospital at the Lloyd Veterinary Medical Center one of the most stateof-the-art facilities in the country. Karl Kraus, professor and section head of small animal surgery, said he believes the expansion was a necessary step for the future of the hospital. “The infrastructure [of the old building] was getting too old and obsolete,” Kraus said. Kraus said with the new expansion, the veterinary doctors are able to care for the animals better. “The entire old hospital is now just surgery, and

we now have 11 induction stations for anesthesia. We also have less invasive procedures than we did previously, which is always better for the animal,” Kraus said. The new renovated space includes separate waiting areas for dog and cat owners, an overnight area for pet owners who choose to spend the night, 24/7 ICU radiology center, and multiple drug resistance rooms to prevent contamination of the animals or humans. One of the most advanced technologies as a result of the recent expansion is the addition of LED lights above the operating tables in the surgical rooms. “The LED lights change color depending on the tissue you’re operating on. If you’re working on belly tissues, the lights turn white. But, if you’re operating on bone, you don’t want a glare. So the lights turn a slightly

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