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ptrktn's photostream |
About the logo. That is digitally processed snapshot of a chemical spiral wave in bathoferroin-catalysed Belousov-Zhabotinsky reaction, recorded with a CCD video camera circa 1995.
ptrktn's favorite photos from other Flickr members (20)
Contacts (26)
Groups (50)
- Edogawa River Office Yahoo! 4 photos, 4 members
- Wild Florida 31,420 photos, 1,197 members
- AF Micro-Nikkor 105mm f/2.8D 863 photos, 149 members
- Views: 1000 18,174 photos, 10,644 members
- Wine 'n Dine 371 photos, 288 members
- Panasonic Lumix DMC- TZ7 /ZS3, TZ6/ZS1, TZ65, TZ10 / ZS7, TZ8/ZS 26,792 photos, 1,254 members
- B&W Daily Life 18,599 photos, 594 members
- Strange and Funny Signs 20,358 photos, 5,591 members
- Micro-Nikkor 15,659 photos, 990 members
- Wide-Angle Bokeh 3,160 photos, 507 members
- High ISO shots 21,905 photos, 1,144 members
- Handheld Night Shots 9,509 photos, 795 members
- Underground 8,149 photos, 844 members
- Konica AutoReflex (1965-1987) 3,143 photos, 323 members
- Photos taken with an Apple iPhone 521,309 photos, 28,591 members
- Happy MondYay (we have coffee. also? pastries.) 2,860 photos, 493 members
- * Natures Beauties ~ ONLY 100% NATURE ~ NO PEOPLE ~ NEW RULES! 386,766 photos, 19,446 members
- Mamiya 645 AF Series 3,313 photos, 387 members
- Capture Nature / No human elements / 21,713 photos, 1,991 members
- Panasonic Lumix DMC-FX500 1,101 photos, 90 members
- Finland seasons: Autumn 5,769 photos, 565 members
- Finland, Finland, Finland 50,314 photos, 3,320 members
- Helsinki 48,704 photos, 2,205 members
- Red Flowers 33,004 photos, 6,719 members
- Urban Urban Urban 81,104 photos, 2,113 members
- Lightning Images. 10,475 photos, 2,775 members
- Night Photography 223,508 photos, 16,425 members
- Long Exposure 405,507 photos, 43,789 members
- Night Images 790,571 photos, 96,258 members
- Finland - sky 3,749 photos, 378 members
- Morning Glories Only 1,851 photos, 326 members
- Arcs (Post 1; Comment 2) 861 photos, 84 members
- Crowded Multitude 3,122 photos, 564 members
- Seascapes and Shorelines 326,546 photos, 18,653 members
- Structural Steel & Iron DETAILS 1,363 photos, 280 members
- matsuri - 祭 7,374 photos, 742 members
- Photoshoot Japan 18,720 photos, 967 members
- Urban Nature 168,073 photos, 25,815 members
- Finland seasons: Summer 13,110 photos, 913 members
- pavement 60,252 photos, 11,914 members
- Nikon Digital Learning Center 734,651 photos, 64,188 members
- MOON Shots 71,884 photos, 19,111 members
- The Moon [*current* photos only] 24,883 photos, 9,192 members
- Moon/Luna 41,678 photos, 13,830 members
- DoF 632,269 photos, 52,047 members
- Zeiss F Lenses (ZF) 13,830 photos, 790 members
- Hydrangeas 5,897 photos, 1,015 members
- West Virginia University 823 photos, 133 members
- Wild Wonderful West Virginia 22,148 photos, 1,025 members
- Morgantown and the Surrounding Area 1,136 photos, 89 members
Testimonials (0)
ptrktn doesn't have any testimonials yet.
- Joined:
- December 2006