List page: Chemistry
Tag specific RSS FeedOptimized cyanotypes:
(Chemistry) (Photography)As far as I’m aware, this is the most sensitive cyanotype formula on the internet, and is just about usable for in-camera photography (ISO 0.0001):
... read more.Let's take a photo:
(Chemistry) (Photography)It’s been almost 200 years since the oldest surviving photograph was taken:
Dirt to airplanes: Making aluminium
(Chemistry)Three days of struggling to refine the most common metal on earth. Featuring low yields and yellow chemistry. ... read more.
Making glow-in-the-dark Strontium Aluminate:
(Chemistry)The undisputed king of glow in the dark materials is Strontium Aluminate (SrAl2O4) which glows brightly for hours after exposure to light. Even better, all the components are fairly easy to get: Oxygen is everywhere, Aluminum is quite common, and while Strontium sounds exotic, it’s rather easy to buy for making ceramics. ... read more.
Red fluorescence from chlorophyll
(Chemistry)Chlorophyll, the green pigment in plants, strongly florescent under UV light.
This effect is not visible under normal conditions while the chlorophyll is in the leaf, but can easily be seen in an extract.
... read more.