CTO and Founder

Advanced Optomechatronics and Precision MetrologyPI for Hybrid microfabrication development for advanced light-field directing array. High-speed, large-range precision beamsteering on a chip capability for adaptive lidar, optical communications, and augmented reality displays. Led team supported by ~$10M total investment in the technology maturation process. Established industrial partnership to spin technology out from LLNL. Five patents granted with fifteen more patent… Show more Advanced Optomechatronics and Precision MetrologyPI for Hybrid microfabrication development for advanced light-field directing array. High-speed, large-range precision beamsteering on a chip capability for adaptive lidar, optical communications, and augmented reality displays. Led team supported by ~$10M total investment in the technology maturation process. Established industrial partnership to spin technology out from LLNL. Five patents granted with fifteen more patent applications submitted.PI for Micromechanical logic development. Led team of 4 to develop unpowered micromechanical logic circuits to improve sensing in critical supply chains like vaccine delivery.PI for Holographic additive manufacturing (AM) system. Led team of six over two institutions for three years, approximately $750k effort to create combined holographic handling and true-3d volumetric curing micro-additive manufacturing system. Several records of invention filed from the work and roughly ten publications.Led the formation of the precision additive manufacturing group. Grew the team to six experts, building up a unique core capability for LLNL in advanced manufacturing, particularly micromanufacturing. PI for Precision computed tomography (CT) development. Led a team of five for a three year, $1.6M effort to improve the capabilities of CT systems as metrology equipment for AM part measurements. Produced fundamental advance in uncertainty modeling for CT systems, needed for the systems to provide rigorous metrology.AM metrology research. Led precision engineering team involvement in multi-group effort to provide precision metrology of parts produced using new AM technique. Carried out statistical analysis to determine fundamental metrology system performance for guiding later phase development. Show less

MEMS design and fabrication research, Holographic additive manufacturing system development, precision additive manufacturing tools development, all initiated in postdoctoral work and continued as a research engineer as noted above.Performance analysis of optical validation equipment. Part of three-person team which identified the source of stability issues in equipment. Carried out thermal analysis and developed a plan for system improvement.

Instructor for an MIT Course 04/11/12Course 2.72, Elements of Mechanical DesignMassachusetts Institute of Technology, Cambridge, MALectured on microfabrication. Taught fundamentals of MEMS and microfabrication for mechanical design. Supervised in-class exercises and examples to help teach the concepts.Instructor for an MIT Course 04/06/11Course 2.72, Elements of Mechanical DesignMassachusetts Institute of Technology, Cambridge, MALectured on mechanical design… Show more Instructor for an MIT Course 04/11/12Course 2.72, Elements of Mechanical DesignMassachusetts Institute of Technology, Cambridge, MALectured on microfabrication. Taught fundamentals of MEMS and microfabrication for mechanical design. Supervised in-class exercises and examples to help teach the concepts.Instructor for an MIT Course 04/06/11Course 2.72, Elements of Mechanical DesignMassachusetts Institute of Technology, Cambridge, MALectured on mechanical design principles. Taught fundamentals of vibration in mechanical design and supervised in-class exercises and examples.Joint Instructor for an MIT Summer Professional Course 07/27/10Course 2.75s, Advanced Mechanical Design and ManufacturingMassachusetts Institute of Technology, Cambridge, MALectured on best principles design to class of professional engineers. Covered machine dynamics and vibrations basics as well as design principles for managing these phenomena. Designed and supervised hands-on exercises and examples.Instructor for an MIT Course 04/05/10Course 2.72, Elements of Mechanical DesignMassachusetts Institute of Technology, Cambridge, MALectured on mechanical design principles. Taught fundamentals of vibration in mechanical design and supervised in-class exercises and examples.Instructor for an MIT Course 05/06/09Course 2.72, Elements of Mechanical DesignMassachusetts Institute of Technology, Cambridge, MALectured on mechanical design principles. Taught fundamentals of vibration in mechanical design and supervised in-class exercises and examples. Show less

“Development of a Multi-Purpose Compliant Nanopositioner Architecture,” Laboratory for Manufacturing and Productivity Seminar Series at Massachusetts Institute of Technology, Cambridge, MA, 05/03/11.“Development of a Multi-Purpose Compliant Nanopositioner Architecture,” Laboratory for Manufacturing and Productivity Student Seminar Series at Massachusetts Institute of Technology, Cambridge, MA, 04/20/11.“A Systems Approach to Modeling Piezoresistive MEMS Sensors,” Laboratory for… Show more “Development of a Multi-Purpose Compliant Nanopositioner Architecture,” Laboratory for Manufacturing and Productivity Seminar Series at Massachusetts Institute of Technology, Cambridge, MA, 05/03/11.“Development of a Multi-Purpose Compliant Nanopositioner Architecture,” Laboratory for Manufacturing and Productivity Student Seminar Series at Massachusetts Institute of Technology, Cambridge, MA, 04/20/11.“A Systems Approach to Modeling Piezoresistive MEMS Sensors,” Laboratory for Manufacturing and Productivity Student Seminar Series at Massachusetts Institute of Technology, Cambridge, MA, 04/06/10. Show less

• Chemical Mechanical Planarization head design research funded by Samsung. Wafer edge etching profile variation studied to determine causes, theory developed and machine head redesigned to enable more uniform etching.• 6DOF Nanopositioner development research funded by NDSEG. Design optimization of high performance meso-micro scale strain sensors for flexural 6DOF positioners. Development of a new non-lithographically based microfabrication (NLBM) process for creating low cost metal… Show more • Chemical Mechanical Planarization head design research funded by Samsung. Wafer edge etching profile variation studied to determine causes, theory developed and machine head redesigned to enable more uniform etching.• 6DOF Nanopositioner development research funded by NDSEG. Design optimization of high performance meso-micro scale strain sensors for flexural 6DOF positioners. Development of a new non-lithographically based microfabrication (NLBM) process for creating low cost metal MEMS positioners in small batches.• Confocal imaging nanopositioner development research funded by Prior Scientific. Design, fabrication and closed loop control of a positioner using newly designed Lorentz actuation, capable of high speed (>100Hz) nano-scale vertical positioning of microscopy samples for volumetric imaging. Show less

• Design and fabrication of meso-scale flexural testing apparatus for evaluating aligned carbon nanotube composite flexures.• Molecular modeling of carbon nanotube-based compliant mechanisms.• Atomic modeling of single walled carbon nanotube-substrate bonding.• Design of macro-scale carbon nanotube model.• Modeling and visualization of compliant carbon nanotube based machines.• Design of precision compliant mechanisms in the plastic deformation region.

Multi-scale Mechanical Characterization of Trocha Niloticus Shell. Carried out mechanical tests and analysis of bio-composites in order to produce improved impact resistance materials.