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Models Of Chemical Elements And Compounds

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Bedrock Of The Community
United States
20204 Posts
Posted 09/25/2020   3:30 pm  Show Profile Bookmark this reply Add KuoLC5310 to your friends list  Get a Link to this Reply
Latvia
Emilija Gudriniece
September 18, 2020
The stamp commemorates Emilija Gudriniece (1920-2004), a Latvian chemist who specialized in organic synthesis. The design includes a ball-and-stick model of nitrofurazone, an organic compound most commonly used as a topical antibiotic ointment.
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Edited by KuoLC5310 - 09/25/2020 7:17 pm
Bedrock Of The Community
United States
20204 Posts
Posted 02/01/2021   8:52 pm  Show Profile Bookmark this reply Add KuoLC5310 to your friends list  Get a Link to this Reply
Switzerland
100 Years of Insulin
January 21, 1021
The design illustrates the insulin molecule in the form of a 3D band model, with its inner structure of the two amino acid chains.
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Bedrock Of The Community
United States
20204 Posts
Posted 04/29/2022   12:09 am  Show Profile Bookmark this reply Add KuoLC5310 to your friends list  Get a Link to this Reply
Portugal
International Year of Crystallography
July 21, 2014
Set of five stamps and a minisheet. The stamp entitled Biology shows a 3D model of polypeptide chain and heme group, building blocks of hemoglobin.
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Bedrock Of The Community
United States
20204 Posts
Posted 05/03/2022   12:13 am  Show Profile Bookmark this reply Add KuoLC5310 to your friends list  Get a Link to this Reply
Israel
International Year of Chemistry
January 4, 2011
This stamp depicts a 3D model of ribosome, macromolecular complex composed of RNA (67%) and protein (33%).
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Bedrock Of The Community
United States
20204 Posts
Posted 06/05/2022   6:34 pm  Show Profile Bookmark this reply Add KuoLC5310 to your friends list  Get a Link to this Reply
Israel
International Year of Crystallography
December 3, 2013
The design shows scanning electronic microscope image of an aluminum-manganese alloy. The background shows electron diffraction pattern and interpreted molecular model of a quasicrystal, a structure that is ordered but not periodic.
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Bedrock Of The Community
United States
20204 Posts
Posted 08/11/2022   12:49 am  Show Profile Bookmark this reply Add KuoLC5310 to your friends list  Get a Link to this Reply
Republic of China (Taiwan)
18th Asian International Stamp Exhibition
August 24, 2005
One stamp in Taiwan Technology minisheet depicts 3D DNA double helix model.
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Edited by KuoLC5310 - 08/11/2022 12:55 am
Bedrock Of The Community
United States
20204 Posts
Posted 08/15/2022   12:11 am  Show Profile Bookmark this reply Add KuoLC5310 to your friends list  Get a Link to this Reply
Venezuela
Venezuelan Institute for Scientific Research
December 14, 2007
Set of ten, one stamp shows a model of the molecular structure of myosin, a fibrous protein that enables muscle contraction and is also involved in motion in other types of cells.
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Bedrock Of The Community
United States
20204 Posts
Posted 08/15/2022   12:12 am  Show Profile Bookmark this reply Add KuoLC5310 to your friends list  Get a Link to this Reply
Mexico
30 Years of Protection of the Ozone Layer
November 10, 2017
The design includes a 3D model of ozone (trioxygen) molecule.
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