Utilizes dispersed Xe lamp to excite fluorescence of solubilized or solid specimens. Two spectrometers (UV-VIS, and NIR) under computer control record fluorescence spectra. Excitation wavelength can ...

The twentieth century has been shaped by sweeping changes in communication technology. The latest development to radically transform the communication landscape has been the widespread adoption of ...

Estimates Cooling and Heating Savings for Flat Roofs with Non-Black Surfaces ...

Methane hydrates, a promising natural gas resource, are believed to reside throughout the globe in sea-floor sediments and permafrost. Lorie Langley, who is leading ORNL’s Gas Hydrate program for the ...

Have heating and cooling effects been tested? At present, there is no standardized method for testing the effectiveness of radiant barriers in reducing heating and cooling bills. But numerous field ...

Estimates Energy and Peak Demand Savings for Flat Roofs with Non-Black Surfaces ...

Hello and welcome to my home page at Oak Ridge National Laboratory (ORNL); we're located in beautiful Eastern Tennessee next to the Smoky Mountains. I'm a scientist who's found a love of working on ...

The right hand side of the equations consists of four terms. The first and second give rise are the kinetic energy contribution and the electron-ion potential. The third term, or Hartree term, is the ...

A thriving manufacturing sector is vital to the nation’s economic health and global security, yet few companies possess the research and development (R&D) capacity essential to staying competitive.

Adding more insulation where you already have some, such as in an attic, will save energy. You can save even greater amounts of energy if you install insulation into ...

Inaugurated in 1979, the "Buildings Conference" takes place every three years allowing time to develop new research and technology applications and to document the findings. Attendance is ...

What is a radiant barrier? Radiant barriers are materials that are installed in buildings to reduce summer heat gain and winter heat loss, and hence to reduce building heating and cooling energy usage ...