http://www.instructables.com Member Feed Tue, 21 May 2013 18:43:22 PDT BLOX v1.01 http://www.instructables.com/id/Observing-single-photons/
Observing single photons - More DIY How To Projects]]> /files/deriv/FAF/A1XB/FNNK6AZ4/FAFA1XBFNNK6AZ4.SQUARE2.jpg /files/deriv/FAF/A1XB/FNNK6AZ4/FAFA1XBFNNK6AZ4.SQUARE.jpg /files/deriv/FAF/A1XB/FNNK6AZ4/FAFA1XBFNNK6AZ4.SMALL.jpg E1SDMNXFNNJYBLD kelseymh The human eye detects light via a family of proteins called opsins. Different forms of photopsins are sensitive to different wavebands, which is what gives us color vision. Rhodopsin is sensitive mainly to greenish-blue light, and provides us with monochromatic night vision. Rhodopsin works by chan...
By: kelseymh

Continue Reading »]]> technology Mon, 19 Dec 2011 09:30:02 PST Observing-single-photons http://www.instructables.com/id/Double-slit-Interference-Experiment/
Double-slit Interference Experiment - More DIY How To Projects]]> /files/deriv/FQ7/YJJR/FNNJYCHK/FQ7YJJRFNNJYCHK.SQUARE2.jpg /files/deriv/FQ7/YJJR/FNNJYCHK/FQ7YJJRFNNJYCHK.SQUARE.jpg /files/deriv/FQ7/YJJR/FNNJYCHK/FQ7YJJRFNNJYCHK.SMALL.jpg EFO8R6KFNNKCN2G kelseymh A classic experiment to demonstrate the wave nature of light involves double-slit interference. Running the same experiment with a source that outputs just one photon at a time can demonstrate one of the weird features of quantum-mechanics -- wave/particle duality.This Instructable uses a do-it-your...
By: kelseymh

Continue Reading »]]> technology Wed, 6 Apr 2011 19:00:21 PDT Double-slit-Interference-Experiment http://www.instructables.com/id/Modified-Crib-for-Parent-with-Disability/
Modified Crib for Parent with Disability - More DIY How To Projects]]> /files/deriv/FY0/JCY5/FLKK0PSA/FY0JCY5FLKK0PSA.SQUARE2.jpg /files/deriv/FY0/JCY5/FLKK0PSA/FY0JCY5FLKK0PSA.SQUARE.jpg /files/deriv/FY0/JCY5/FLKK0PSA/FY0JCY5FLKK0PSA.SMALL.jpg E3MP6BLFOB5JP90 kelseymh This is a revised version of my crib modification Instructable. It includes more details on how to do some of the more complex steps, a complete list of tool/equipment requirements, and some additional changes I've had to make since publishing the original. I hope people find the extra informatio...
By: kelseymh

Continue Reading »]]> technology Wed, 30 Mar 2011 12:30:23 PDT Modified-Crib-for-Parent-with-Disability http://www.instructables.com/id/Keep-Your-Dryer-Quiet/
Keep Your Dryer Quiet - More DIY How To Projects]]> /files/deriv/FSF/ZH29/FMMCYL4G/FSFZH29FMMCYL4G.SQUARE2.jpg /files/deriv/FSF/ZH29/FMMCYL4G/FSFZH29FMMCYL4G.SQUARE.jpg /files/deriv/FSF/ZH29/FMMCYL4G/FSFZH29FMMCYL4G.SMALL.jpg ETC5Z8GFMMD5FZV kelseymh Here is a larger-scale variation on my Silence Of The Toys. We own a 10+ year old GE Profile clothes dryer, with an extraordinarily loud buzzer. We also have a six month old daughter who takes two or three naps throughout the day, every couple of hours. This is a bad combination.I could have just...
By: kelseymh

Continue Reading »]]> living Mon, 28 Mar 2011 10:30:33 PDT Keep-Your-Dryer-Quiet http://www.instructables.com/id/Arts-amp-Crafts-Inspired-Living-Room-Cabinets/ /files/deriv/FTW/HFF2/FM2CTPH7/FTWHFF2FM2CTPH7.SQUARE2.jpg /files/deriv/FTW/HFF2/FM2CTPH7/FTWHFF2FM2CTPH7.SQUARE.jpg /files/deriv/FTW/HFF2/FM2CTPH7/FTWHFF2FM2CTPH7.SMALL.gif ERBYYIOFM2CTPGF kelseymh Several years ago, my wife and I decided to redecorate our living room. When we removed the dreadful mirrored tiles over the fireplace (thanks, previous owner!) we discovered that the wall (shared with the garage, water heater, and furnace) didn't have any drywall or insulation, just fake wood pane...
By: kelseymh

Continue Reading »]]> living Wed, 31 Aug 2011 07:00:03 PDT Arts-amp-Crafts-Inspired-Living-Room-Cabinets http://www.instructables.com/id/Add-an-AC-adapter-to-a-battery-powered-device/
Add an AC adapter to a battery-powered device - More DIY How To Projects]]> /files/deriv/FDG/A26U/FLROK8VU/FDGA26UFLROK8VU.SQUARE2.jpg /files/deriv/FDG/A26U/FLROK8VU/FDGA26UFLROK8VU.SQUARE.jpg /files/deriv/FDG/A26U/FLROK8VU/FDGA26UFLROK8VU.SMALL.jpg EX608M9FLLZYJ3U kelseymh With a new baby, we are acquiring an astonishing number of battery-powered devices -- bouncy seats, swings, activity jumpers, mobiles, ... -- and burning through an even more astonishing number of batteries. Now I know why Costco sells those immense packages of AAs. My wife asked me whether I could...
By: kelseymh

Continue Reading »]]> technology Sun, 8 May 2011 12:00:27 PDT Add-an-AC-adapter-to-a-battery-powered-device http://www.instructables.com/id/Powered-hitch-lift-for-three-wheel-handcycle/ /files/deriv/FTZ/9P6M/FM2CTHBE/FTZ9P6MFM2CTHBE.SQUARE2.jpg /files/deriv/FTZ/9P6M/FM2CTHBE/FTZ9P6MFM2CTHBE.SQUARE.jpg /files/deriv/FTZ/9P6M/FM2CTHBE/FTZ9P6MFM2CTHBE.SMALL.gif EEKP33CFM2CTHBD kelseymh Over the past decade or so, I've "designed" several projects, but have only built a couple. Consequently, I can't legitimately publish Instructables for my ideas, since I don't actually know whether they can be built. However, I can publish slideshows of the cool drawings I've made :-)This is a de...
By: kelseymh

Continue Reading »]]> outside Tue, 24 May 2011 00:30:58 PDT Powered-hitch-lift-for-three-wheel-handcycle http://www.instructables.com/id/The-Silence-of-the-Toys/
The Silence of the Toys - More DIY How To Projects]]> /files/deriv/FQ9/N6FU/FLLZYJ6V/FQ9N6FUFLLZYJ6V.SQUARE2.jpg /files/deriv/FQ9/N6FU/FLLZYJ6V/FQ9N6FUFLLZYJ6V.SQUARE.jpg /files/deriv/FQ9/N6FU/FLLZYJ6V/FQ9N6FUFLLZYJ6V.SMALL.jpg EB41NPVFLXYLEDY kelseymh This Instructable was inspired by an article from one of my first issues of MAKE. It can be applied to just about any noisy toy, although the details are specific to this one.We have an infant mobile (Tiny Love's "Symphony-in-Motion" with remote) which plays annoying-after-the-Nth-repetition e...
By: kelseymh

Continue Reading »]]> technology Sun, 3 Apr 2011 20:30:52 PDT The-Silence-of-the-Toys http://www.instructables.com/id/Crib-Modification-for-Accessibility-1/
Crib Modification for Accessibility - More DIY How To Projects]]> /files/deriv/FY0/JCY5/FLKK0PSA/FY0JCY5FLKK0PSA.SQUARE2.jpg /files/deriv/FY0/JCY5/FLKK0PSA/FY0JCY5FLKK0PSA.SQUARE.jpg /files/deriv/FY0/JCY5/FLKK0PSA/FY0JCY5FLKK0PSA.SMALL.jpg EZLH05LFLKK0PSZ kelseymh Parents with disabilities face numerous challenges when caring for a newborn. Besides the usual lack of sleep and anxiety about such a small and dependent life, much of the equipment for infants and children present substantial barriers for parents with disabilities. Changing tables are built for st...
By: kelseymh

Continue Reading »]]> technology Mon, 28 Mar 2011 09:30:22 PDT Crib-Modification-for-Accessibility-1