Donald Witt

1. A simple proof of Birkhoff's theorem for cosmological constant
   2009/08/27 by Kristin Schleich, Donald Witt, Donald M. Witt · 1 voice · 2 citations
   Physics and Astronomy · #Advanced Differential Geometry Research #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #gr-qc
2. GHz-rate optical phase shift in light matter interaction-engineered, silicon-ferroelectric nematic liquid crystals
   2024/05/14 by Iman Taghavi, Taghavi, Iman, Omid Esmaeeli +20 · 3 citations
   Engineering · Materials Science · #Applied Physics (physics.app-ph) #FOS: Physical sciences #Liquid Crystal Research Advancements #Optical Polarization and Ellipsometry #Optics (physics.optics) #Photonic and Optical Devices
3. What does Birkhoff's theorem really tell us?
   2009/10/27 by Kristin Schleich, Donald Witt, Schleich, Kristin +1 · 1 citation
   Computer Science · #Advanced Algebra and Logic #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc)
4. Milliwatt-level UV generation using sidewall poled lithium niobate
   2025/03/21 by Cornelis A. A. Franken, Franken, C. A. A., Soumya Ghosh +19 · 3 citations
   Physics and Astronomy · Engineering · #Photorefractive and Nonlinear Optics #Advanced Fiber Laser Technologies #Photonic and Optical Devices
5. Packaged Cryogenic Photon Pair Source Using an Effective Packaging Methodology for Cryogenic Integrated Optics
   2024/01/04 by Donald Witt, Lukas Chrostowski, Witt, Donald +3 · 1 citation
   Engineering · #Advanced Fiber Optic Sensors #Advanced MEMS and NEMS Technologies #FOS: Physical sciences #Optics (physics.optics) #Photonic and Optical Devices #Quantum Physics (quant-ph)
6. Ultrafast programmable Bragg reflection in photonic integrated circuits
   2026/07/16 by Yunxiang Song, Pawan Ratra, Danxian Liu +12
   #physics.optics