1
Brian L Hoekstra, Javier A Pierola, Aravinda Kar: Method and apparatus for separating non-metallic substrates utilizing a supplemental mechanical force applicator. Accudyne Display and Semiconductor Systems, Banner & Witcoff, June 26, 2001: US06252197 (98 worldwide citation)

An apparatus and method for physically separating non-metallic substrates by forming a microcrack in the substrate and controllingly propagating the microcrack. An initial mechanical or pulsed laser scribing device forms a microcrack in the substrate. A scribe beam is applied onto the substrate on a ...


2
Aravinda Kar, Srikanth Sankaranarayanan, Franz Josef Kahlen: One-step rapid manufacturing of metal and composite parts. University of Central Florida, Brian S Steinberger, Law Offices of Brian S Steinberger P A, February 25, 2003: US06526327 (67 worldwide citation)

A one-step rapid manufacturing process is used to create three dimensional prototyping parts. Material such as metal, ceramics and the like powder, and wire, and the like, is delivered to a laser beam-material interaction region where it is melted and deposited on a substrate. The melted and deposit ...


3
Aravinda Kar, Srikanth Sankaranarayanan, Franz Josef Kahlen: One-step rapid manufacturing of metal and composite parts. University of Central Florida, Brian S Steinberger, Law Offices of Brian S Steinberger, March 20, 2001: US06203861 (40 worldwide citation)

A one-step rapid manufacuring process is used to create three dimensional prototyping parts. Material such as metal, ceramics and the like powder, and wire, and the like, is delivered to a laser beam-material interaction region where it is melted and deposited on a substrate. The melted and deposite ...


4
Nathaniel R Quick, Aravinda Kar: Laser assisted nano deposition. Frijouf Rust & Pyle P A, September 2, 2008: US07419887 (34 worldwide citation)

An apparatus and method is disclosed for forming a nano structure on a substrate with nano particles. The nano particles are deposited through a nano size pore onto the substrate. A laser beam is directed through a concentrator to focus a nano size laser beam onto the deposited nano particles on the ...


5
Nathaniel R Quick, Aravinda Kar, Yonggang Li, Raymond R McNeice: Apparatus and method for drawing continuous fiber. University of Central Florida, Frijouf Rust & Pyle P A, May 11, 2004: US06732562 (21 worldwide citation)

An apparatus and method is disclosed for drawing continuous metallic wire having a first diameter to a metallic fiber having a reduced second diameter. A feed mechanism moves the wire at a first linear velocity. A laser beam heats a region of the wire to an elevated temperature. A draw mechanism dra ...


6
Nathaniel R Quick, Aravinda Kar, Islam A Salama: Process for fabricating semiconductor component. University of Central Florida, Frijouf Rust & Pyle P A, September 11, 2007: US07268063 (19 worldwide citation)

A process is disclosed for in-situ fabricating a semiconductor component imbedded in a substrate. A substrate is ablated with a first laser beam to form a void therein. A first conductive element is formed in the void of the substrate with a second laser beam. A semiconductor material is deposited u ...


7
Nathaniel R Quick, Aravinda Kar, Islam A Salama: Optical device and method of making. University of Central Florida, Frijouf Rust & Pyle P A, May 31, 2011: US07951632 (15 worldwide citation)

An optical device and method is disclosed for forming the optical device within the wide-bandgap semiconductor substrate. The optical device is formed by directing a thermal energy beam onto a selected portion of the wide-bandgap semiconductor substrate for changing an optical property of the select ...


8
Nathaniel R Quick, Aravinda Kar, Yonggang Li, Raymond R McNeice: Method of drawing a composite wire. University of Central Florida, Frijouf Rust & Pyle P A, July 3, 2007: US07237422 (15 worldwide citation)

An apparatus and method is disclosed for drawing continuous metallic wire having a first diameter to a metallic fiber having a reduced second diameter. A feed mechanism moves the wire at a first linear velocity. A laser beam heats a region of the wire to an elevated temperature. A draw mechanism dra ...


9
Aravinda Kar, Chong Zhang, Nathaniel R Quick: Laser beam shaping for pitchfork profile. University of Central Florida Research Foundation, Brian S Steinberger, Phyllis K Wood, Law Offices of Brian S Steinberger P A, December 8, 2009: US07630147 (14 worldwide citation)

Apparatus, systems, methods and devices of an optical system for producing a laser beam having pitchfork profile. The system includes a laser source providing an input Gaussian beam, refractive optical lenses for converting the input Gaussian beam into a super Gaussian beam. A focusing lens focuses ...


10
Nathaniel R Quick, Aravinda Kar: Laser formation of graphene. Frijouf Rust & Pyle P A, December 31, 2013: US08617669 (9 worldwide citation)

An apparatus and method is disclosed for synthesizing graphene comprising the steps of providing a substrate and focusing a laser beam in the presence of a carbon doping gas to induce photolytic decomposition of the gas to atomic carbon. The carbon is photolytically reacted with the substrate to gro ...