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Space Solar Power Initiative

04-28-15

Caltech and Northrop Grumman Corporation have signed a $17.5 million sponsored research agreement for the development of the Space Solar Power Initiative (SSPI). The initiative will develop technologies in three areas: high-efficiency ultralight photovoltaics; ultralight deployable space structures; and phased array and power transmission. "The Space Solar Power Initiative brings together electrical engineers, applied physicists, and aerospace engineers in the type of profound interdisciplinary collaboration that is seamlessly enhanced at a small place like Caltech... We are working on extremely difficult problems that could eventually provide the world with new, and very cost-competitive technology for sustainable energy,” said EAS Chair Ares Rosakis. [Caltech story] [Northrop Grumman Release]

Tags: APhMS EE energy research highlights GALCIT Harry Atwater Ares Rosakis Ali Hajimiri Sergio Pellegrino

Professor Dabiri Delivers Roddam Narasimha Distinguished Lecture

02-04-14

John O. Dabiri, Professor of Aeronautics and Bioengineering, recently delivered the Roddam Narasimha Distinguished Lecture at the Indian Institute of Technology in Gandhinaga. His lecture was entitled Bio-inspired Wind Energy: From Fish Schools and Seagrass to Better Wind Farms. The Roddam Narasimha Seminar Series honors one of India’s eminent scientists and engineers. It provides a forum for young professionals to present their work in a topical area of Indian national importance.

Tags: energy GALCIT MedE John Dabiri

Using Space Wisely

01-09-14

The Winter 2013 issue of Engineering & Science features Professor Sergio Pellegrino's Space Structures Laboratory in the Guggenheim building. “The goal for much of my work,” says Pellegrino, “is to make simpler and cheaper spacecraft. I want to use clever structural engineering to make access to space more affordable.” The article also describes him and his team's work on the AAReST project (Autonomous Assembly of a Reconfigurable Space Telescope) as well as applications of his work to solar concentrators. [E&S Article]

Tags: energy research highlights GALCIT Sergio Pellegrino

Professor Hornung Receives Honorary Doctorate

12-13-12

Hans G. Hornung, C. L. Kelly Johnson Professor of Aeronautics, Emeritus, has received an Honorary Doctorate from the ETH (Swiss Federal Institute of Technology, Zurich). He was conferred this honor by the Rector of ETH Zurich, Lino Guzzella at a special ceremony in the Hauptgebaeude of the ETH. Professor Hornung was recognized for his outstanding research contributions to gas dynamics of high-speed currents, especially to reflection and stability of shock waves, to the influence of real gas effects and to the laminar-turbulent transition; in addition the prize is meant as an award of his extraordinary ability to be inspiring when passing his knowledge on to his students. The other recipient of this honor was the Astronomer Royal, Sir Martin Rees, Master of Trinity College, Cambridge University. [Learn More] [Caltech Release]

Tags: honors energy research highlights GALCIT Hans Hornung

Student Cold Storage Project Wins $25,000 Sustainability Prize

11-27-12

Aeronautics graduate student, Prakhar Mehrotra, has won the $25,000 Dow Resnick Sustainability Innovation Student Challenge Award (SISCA) at Caltech. His team won the prize for an elegantly simple project called Micro Cold Storage. The idea is to manufacture a portable cold storage unit, scaled to fit in a farmer’s truck, that is powered by solar panels. The project’s implications are far reaching for rural farmers in India, to clinics in Africa, to farmer’s markets in Pasadena. [Learn More]

Tags: honors energy research highlights GALCIT health Prakhar Mehrotra

Clean-Energy Research Accelerates

10-22-12

Caltech clean-energy research is accelerating thanks to the renovation of the Earle M. Jorgensen Laboratory. Transformed into a cutting-edge facility for energy science, the lab unites two powerhouse programs: the Resnick Sustainability Institute and the Joint Center for Artificial Photosynthesis (JCAP). "Our researchers are working with Caltech's chemists and chemical engineers to challenge the status quo and translate scientific discovery into clean-energy innovations that will directly benefit society for generations to come," says Chair Ares Rosakis. [Caltech Release]

Tags: energy research highlights Caltech infrastructure Jorgensen Renovation

Taming Turbulence

08-29-12

"Turbulence is everywhere," says Professor Beverley McKeon—from continent-spanning weather systems down to the swirls of air your car leaves behind itself as you drive. "I think about things like ships, planes, and pipelines," she explains, noting that about half of the energy consumed by each of those three transportation systems goes to counteract turbulence-induced drag. In her Watson Lecture she notes that finding a way to reduce that turbulence by 30 percent would save the global economy well over $100,000,000 dollars in fuel costs annually. [Learn More]

Tags: energy research highlights GALCIT Beverley McKeon

Naturally Inspired

01-04-12

Morteza Gharib, Hans W. Liepmann Professor of Aeronautics and Professor of Bioinspired Engineering, and colleagues are studying the properties of the zebrafish embryonic heart to address problems as diverse as ringing in the ears and overheated electronics. They have also developed the first pump built entirely from biological building blocks. “We can actually be more clever than nature,” Gharib says. “We can get inspired by nature and use engineering to come up with better functions. Just look at 747s—they fly from LAX to La Guardia much more efficiently than any bird could.” [E&S Article]

Tags: energy research highlights GALCIT MedE health Morteza Gharib Bioinspired

Visualizing Flow Fields

09-22-11

The research of John O. Dabiri, Professor of Aeronautics and Bioengineering, on visualizing flow fields around jelly fish and ocean circulation is featured in the recent issue of the National Geographic Magazine. [Excerpt from magazine]

Tags: energy research highlights GALCIT John Dabiri

Building A Wind Tunnel To Produce Shear Flow

08-24-11

Summer Undergraduate Research Fellowship (SURF) student, Yuyang Fan, working with Research Scientist Daegyoum Kim and Professor Morteza Gharib, has built a wind tunnel that produces shear flow—flow in which wind speed changes with position or time.  The tunnel is six feet long, four feet wide, and four feet tall.  It is made from 100 coaster-sized computer fans that blow air at around nine meters per second. [Caltech Feature]

Tags: energy research highlights GALCIT Morteza Gharib SURF Yuyang Fan Daegyoum Kim