User contributions for Johnkhootf
A user with 102 edits. Account created on 11 January 2022.
28 April 2022
- 00:4200:42, 28 April 2022 diff hist +176 Homodyne detection Record more apparatus parameters
27 April 2022
- 10:2410:24, 27 April 2022 diff hist +45 Homodyne detection →Setup & Methodology: Fix impedance expression
- 08:1008:10, 27 April 2022 diff hist +51 Homodyne detection Add conclusion
- 08:0508:05, 27 April 2022 diff hist +3,792 Homodyne detection →Results & Discussion: Complete phase modulation discussion and record fringe results
- 06:5806:58, 27 April 2022 diff hist +3,022 Homodyne detection →Setup & Methodology: Complete description
- 06:0606:06, 27 April 2022 diff hist +808 Homodyne detection →Results & Discussion: Add videos
- 06:0606:06, 27 April 2022 diff hist +76 N File:HomodyneDetection IntensityTapping.mp4 Video showing light intensity varying when mirrors are tapped. current
- 06:0506:05, 27 April 2022 diff hist +73 N File:HomodyneDetection VoltageTapping.mp4 Video showing voltage changing when the mirrors are tapped. current
- 06:0406:04, 27 April 2022 diff hist +87 N File:HomodyneDetection AutoVariation.mp4 Video showing voltage level varying without any adjustments to the setup. current
- 05:4405:44, 27 April 2022 diff hist +129 N File:HomodyneDetection BlockedVIncident.mp4 Video clip showing the change in voltage level when the photodiode is blocked, and when the beam is incident on it. current
- 04:5604:56, 27 April 2022 diff hist +4,777 Homodyne detection →Setup & Methodology: Add tragic LiNbO3 story and explain choice of bases
26 April 2022
- 15:2015:20, 26 April 2022 diff hist +2,027 Homodyne detection →Results & Discussion: Discuss issues with EOM board and crystal reflections
- 15:0615:06, 26 April 2022 diff hist +3,257 Homodyne detection →Setup & Methodology: Write up the two more complex sections
- 14:3914:39, 26 April 2022 diff hist +52 N File:HomodyneDetection PhaseMod.jpg Closeup of the phase modulation setup. current
- 14:3814:38, 26 April 2022 diff hist +1 m Homodyne detection →Setup & Methodology: Rename image
- 14:3014:30, 26 April 2022 diff hist +50 N File:HomodyneDetectionFullSetup.jpg Johnkhootf moved page File:HomodyneDetectionFullSetup.jpg to File:HomodyneDetection FullSetup.jpg: Consistency with other files current Tag: New redirect
- 14:3014:30, 26 April 2022 diff hist 0 m File:HomodyneDetection FullSetup.jpg Johnkhootf moved page File:HomodyneDetectionFullSetup.jpg to File:HomodyneDetection FullSetup.jpg: Consistency with other files current
- 14:2814:28, 26 April 2022 diff hist +105 N File:HomodyneDetection SocketShort.jpg Photo showing a short circuit between the coaxial socket housing and the socket receptacle. current
- 14:2714:27, 26 April 2022 diff hist +105 N File:HomodyneDetection SocketOpen.jpg Photo showing an open circuit between the coaxial socket receptacle and the positive plate. current
- 08:1908:19, 26 April 2022 diff hist −30 Homodyne detection Use chem tags instead of math
- 08:1608:16, 26 April 2022 diff hist +142 Homodyne detection →Setup & Methodology: Add image of setup
- 07:5907:59, 26 April 2022 diff hist +1,380 Homodyne detection →Setup & Methodology: Provide high level overview and section headings
- 07:4907:49, 26 April 2022 diff hist +74 N File:HomodyneDetection FullSetup.jpg A Michelson interferometer with a LiNbO3 crystal on one arm.
- 07:1707:17, 26 April 2022 diff hist +121 Homodyne detection →Results & Discussion: Add link to data sheet
- 06:1806:18, 26 April 2022 diff hist +1,310 Homodyne detection →Theory: Copy over Chengkun's part
- 06:1406:14, 26 April 2022 diff hist +1,194 Homodyne detection Overhaul intro and background, add headings
8 February 2022
- 09:2409:24, 8 February 2022 diff hist +26 Main Page →Homodyne detection
- 09:2009:20, 8 February 2022 diff hist +366 Main Page Added stuff we need to homodyne detection project
- 08:4908:49, 8 February 2022 diff hist +4 Homodyne detection No edit summary
- 08:4808:48, 8 February 2022 diff hist +1,020 Homodyne detection No edit summary
6 February 2022
- 04:3504:35, 6 February 2022 diff hist +254 Homodyne detection →Background Reading
5 February 2022
- 14:4814:48, 5 February 2022 diff hist +5 Main Page →Projects
- 14:4714:47, 5 February 2022 diff hist +888 Homodyne detection Add description of shot-noise limited homodyne detection
- 14:2814:28, 5 February 2022 diff hist +734 User:Johnkhootf No edit summary current
- 14:2714:27, 5 February 2022 diff hist +92 Homodyne detection No edit summary
- 14:2714:27, 5 February 2022 diff hist +32 N Continuous-variable QKD with Gaussian modulation and coherent states Johnkhootf moved page Continuous-variable QKD with Gaussian modulation and coherent states to Homodyne detection: Change in scope and focus of project current Tag: New redirect
- 14:2714:27, 5 February 2022 diff hist 0 m Homodyne detection Johnkhootf moved page Continuous-variable QKD with Gaussian modulation and coherent states to Homodyne detection: Change in scope and focus of project
- 14:2214:22, 5 February 2022 diff hist −693 Main Page Removed theremin project
31 January 2022
- 11:5211:52, 31 January 2022 diff hist +913 N Build a theremin! Initial commit current
- 11:4511:45, 31 January 2022 diff hist 0 Main Page →Build a theremin!
- 11:4411:44, 31 January 2022 diff hist −178 Main Page →Projects
19 January 2022
- 02:5702:57, 19 January 2022 diff hist +971 N Compressed air energy storage Initial commit current
- 02:1202:12, 19 January 2022 diff hist +40 Main Page →Projects: Add links to user page
- 02:1002:10, 19 January 2022 diff hist +18 User:Johnkhootf No edit summary
- 02:0902:09, 19 January 2022 diff hist +36 N User:Johnkhootf Created page with "Email me at john_khoo AT nus.edu.sg!"
- 02:0902:09, 19 January 2022 diff hist +225 Homodyne detection →Introduction: Update with Christian's comments
- 02:0702:07, 19 January 2022 diff hist +850 Main Page →Projects: Add CAES project
15 January 2022
- 11:4711:47, 15 January 2022 diff hist +4 Homodyne detection →Background Reading
- 11:4611:46, 15 January 2022 diff hist +1,045 N Homodyne detection Created page with "== Introduction == While the first protocols for quantum key distribution (QKD) involved discrete variables (DV) in finite, small dimensions, QKD can also be done using continuous variables (CV) in infinite dimensions, i.e. the state of an electromagnetic field. Using Gaussian modulation and coherent states makes the QKD system relatively easy to implement and analyse, although getting positive key rates is a different matter. We will attempt to build a CV-QKD setup from..."
- 11:4011:40, 15 January 2022 diff hist +827 Main Page →Projects: Add CV-QKD project