"empty energy" is a correct and usable phrase in written English.
It is typically used to describe energy or effort that is wasted or has no purpose. Example: The politician's speech was full of empty energy, with no concrete plans or solutions for the issues at hand.
C1 Business Digest C1 EDITORIAL A24-25 EditoriAns: An empty energy bill; missing the smallpox goal; the hunt for real numbers in Albany.
In even a very cold metal, only an infinitesimal amount of excess energy is required to promote a few electrons into the previously empty energy levels in which they can move freely throughout the material.
They probed the meaning of two works: "Model for Parade," in which an empty energy drink can spins at one end of a conveyor belt, and "Recurrence of the Sublime," a bowl filled with avocados wrapped in a reproduction of a newspaper printed on the day of the first moon landing.
Just as electrons at one energy level in an individual atom may transfer to another empty energy level, so electrons in the solid may transfer from one energy level in a given band to another in the same band or in another band, often crossing an intervening gap of forbidden energies.
Mine just has clutter, heartbreak, and empty energy drink cans.
The probability of a full or empty energy buffer follows immediately from the vector x (26): P_{text{empty}} =sumlimits_{i=0}^{M} c_{i}(0)quad text{and}quad P_{text{full}}=sumlimits_{i=0}^{M} c_{i}(B).
But as she walked home that afternoon, the documents said, Ms. Longe passed by in a car and threw an empty energy-drink can at her, called her a name and laughed.
(VAS, Empty on energy – Full of energy).
The winter break, Mourinho said, has come at an ideal moment: "The players are sad and empty of energy".
In a short race you don't want to fill the stomach but in a long race [laughs]... you want to feel that you have something because you will really be empty of energy if you don't eat.
The differences in rates were ascribed to the availability of empty electronic energy states in the metal oxide-support complex.
