|
The^Bob's photostream
|
|
Linseed oil transmission and fluorescence
This shows the visible and nir (400-2500nm) transmission spectrum of a 1cm depth of linseed oil (top...
Some rights reserved
Uploaded on Feb 20, 2012
Fluorescence spectrum and dispersed images of a green fluorite crystal
The pair of images in the lower panel show a small (8mm wide) pale blue-green fluorite crystal being...
Some rights reserved
Uploaded on Feb 18, 2012
Fluorescence of cut blue-green fluorite
A cut blue-green fluorite from Afganistan - 14mm long, 4.82 carats - illuminated with a 20mW 404nm...
Some rights reserved
Uploaded on Feb 17, 2012
Fluorescence of olive and rape oils
The visible transmission and fluorescence spectra of olive and rape-seed oils are rather similar with...
Some rights reserved
Uploaded on Feb 13, 2012
Three old, dry seaweeds
Transmission (lower) and fluorescence (upper - shifted by 100 flux units) under 404nm laser excitation...
All rights reserved
Uploaded on Feb 10, 2012
Phycoerythrin fluorescence
An attempt to isolate the phycobilin fluorescence spectrum by subtracting a green (fig) leaf...
All rights reserved
Uploaded on Feb 10, 2012
Olive oil fluorescence — 3 lasers (II)
This is almost identical to version I of this posting from a couple of days ago. The difference is that...
Some rights reserved
Uploaded on Feb 8, 2012
Anti-Stokes fluorescence in olive oil
The photograph in the lower part of the image shows a 633nm laser beam entering from the right a 1 x 5...
Some rights reserved
Uploaded on Feb 8, 2012
A February morning at Kochelsee
Olive oil fluorescence — 3 lasers (I)
The blue, green and red line spectra above show the fluorescence of extra-virgin olive oil excited by...
Some rights reserved
Uploaded on Feb 3, 2012
Olive oil spectra
The spectrum plot above shows a wide wavelength coverage of the transmission (green lines) of a 1cm...
Some rights reserved
Uploaded on Jan 31, 2012
On green apatite
Dark green non-transparent apatite containing small (mm-sized) transparent hexagonal crystals that...
Some rights reserved
Uploaded on Jan 24, 2012
Junge Frau im Profil, ca. 1900
A glass of olive oil
... in a dark room. The only time it is likely to be drunk.
Some rights reserved
Uploaded on Jan 22, 2012
Happy-hour cocktail fluorescence spectrum
I'm not sure that this particular cocktail would catch on. The red fluorescer is chlorophyll in olive...
Some rights reserved
Uploaded on Jan 21, 2012
Happy-hour_cocktail_2
The finished product. Still undrunk and with the ice melted.
All rights reserved
Uploaded on Jan 21, 2012
Spectroscopy
Solargraphy
The colour blue
Natural Phenomena
Gemstone colours
Microscopy
Macro
Best of my HDR
Sky
Solar eclipse 99
» More Sets
