Dirty air

Could dirty air cause diabetes?

Diabetes is a growing epidemic, and it has become arguably one of the biggest health challenges of our time. Currently, more than 23 million Americans have diabetes, and the Centers for Disease Control and Prevention estimate that in the last 15 years, the number of people in the United States with diabetes has more than doubled. Diabetes is increasing at an alarming rate in Europe as well, and...

Dirty Air Conditioners: Energy Implications of Coil Fouling

Residential air conditioning is responsible for a substantial amount of peak electrical demand and energy consumption throughout most of the United States. Coil fouling, the deposition of indoor dusts and other particulate matter on evaporator heat exchangers, increases system pressure drop and, correspondingly, decreases system air flow and air conditioner performance. In this paper, we apply ...

Dirty Liberals!

Many moral codes place a special emphasis on bodily purity, and manipulations that directly target bodily purity have been shown to influence a variety of moral judgments. Across two studies, we demonstrated that reminders of physical purity influence specific moral judgments regarding behaviors in the sexual domain as well as broad political attitudes. In Study 1, individuals in a public setti...

Dirty RF

Future wireless communications systems are expected to provide ever higher data rates. Still, devices have to be produced at reasonable cost in order to be affordable to customers. The widely known impairments – ”dirt effects” – in analog RF tend to aggravate as we go for the large transmission bandwidths and high carrier frequencies that usually come with an increased data throughput. To date,...

Dirty Money