LEAD STORIES

Researchers at Penn, Berkeley and Illinois Use Oxides to Flip Graphene Conductivity

Graphene, a one-atom thick lattice of carbon atoms, is often touted as a revolutionary material that will take the place of silicon at the heart of electronics. The unmatched speed at which it can move electrons, plus its essentially two-dimensional form factor, make it an attractive alternative, but several hurdles to its adoption remain.

Science & Technology

MULTIMEDIA

Penn in the news

Why Do Nasty Online Comments Get Us Riled Up? It’s Literally in Our DNA. January 25, 2015 | Washington Post

Doctoral student Johannes Eichstaedt of the School of Arts & Sciences says, “We now think of chronic stress as a chronic upregulation of the sympathetic nervous system.”


Tweets Can Better Predict Heart Disease Rates Than Income, Smoking and Diabetes, Study Finds January 21, 2015 | Washington Post

Graduate student Johannes Eichstaedt of the School of Arts & Sciences is featured for researching how emotional language used on Twitter in specific locations predicts heart disease rates in those areas.


Word Choice on Twitter Measures a Community’s Vital Signs January 20, 2015 | “Newsworks,” WHYY Radio (Philadelphia)

Johannes Eichstaedt of the School of Arts & Sciences is quoted about researching how emotional language used on Twitter in particular locations predicts heart disease rates in those areas.


Audio: Climate Change: Science, Politics and Public Opinion January 14, 2015 | “Radio Times with Marty Moss-Coane,” WHYY Radio (Philadelphia)

Irina Marinov of the School of Arts & Sciences is interviewed about climate change.


The Talking Cure January 12, 2015 | New Yorker

Mark Liberman and Annette Lareau of the School of Arts & Sciences are cited.


From the Penn Current