Late spring is the perfect time to plant your coffee tree. You should get your first crop of coffee beans in about 3 years (6 years from seed) but youâll need about 30 plants for enough beans for a daily cup.
X-ray fluorescence is the emission of characteristic secondary X-rays from a material that has been excited by bombarding with high-energy X-rays or gamma rays. The phenomenon is widely used for elemental analysis and chemical analysis, particularly in the investigation of metals, glass, ceramics and building materials, and for research in geochemistry, forensic science, archaeology and art objects such as paintings and murals.
Use fluorescence in a sentence. the property of a substance, such as fluorite, of producing light while it is being acted upon by ultraviolet rays, X-rays, or other forms of radiant energy. the production of such light.