Laser Doppler Velocimetry (LDV) Measurement Systems with PowerSightâ¢ Solid State Laser Modules. Laser Doppler velocimetry is a well-proven technique that measures fluid velocity accurately and non-invasively. Measurements are made at a point (a small, non-intrusive optical probe volume) defined by the intersection of two laser beams.
Ethnicity: Afro-Panamanian, Indo-Trinidadian. Tatyana Ali is an American actress, model, and R&B singer. She is famous for playing Ashley Banks on the television series The Fresh Prince of Bel Air. Her father, Sheriff Ali, is of East Indian ancestry, from Trinidad and Tobago. Her mother, Sonia, is of Afro-Panamanian heritage.
CÃ©lestine Ann BeyincÃ© (born January 4, 1954), known as Tina Knowles, is an American businesswoman and fashion designer known for her House of DerÃ©on and Miss Tina by Tina Knowles fashion brands. She is the mother of singers BeyoncÃ© and Solange Knowles, and was previously married to Mathew Knowles, the manager of Destiny's Child as well as BeyoncÃ© and Kelly Rowland until 2011.