In classical physics, the diffraction phenomenon is described as the interference of waves according to the HuygensâFresnel principle. These characteristic behaviors are exhibited when a wave encounters an obstacle or a slit that is comparable in size to its wavelength.iffraction occurs with all waves, including sound waves, water waves, and electromagnetic waves such as visible light, X-rays and radio waves.
Voya Financial. Voya Financial is an American financial, retirement, investment and insurance company based in New York, New York. Voya began as ING U.S., the United States operating subsidiary of ING Group, which was spun off in 2013 and established independent financial backing through an initial public offering. In April 2014, the company rebranded itself as Voya Financial. Voya's predecessors had first entered the U.S. market in the 1970s.
Experimental Voyaging. Hokule'a: The Rediscovery. Popular perceptions of global exploration, in large part, still reflect a world view held by early European cartographers and geographers. The traditional heroes include Christopher Columbus, Ferdinand Magellan and Captain James Cook. On the other hand, a reference to Kupe, Hotu Matu'a and Mo'ikeha, legendary voyagers who sailed by 1000 AD to, respectively, the distant islands of New Zealand, Easter Island and Hawai'i, would probably evoke no recognition.