Glossary

All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Term Definition
BET

Description of a method (Brunauer-Emmett-Teller) for the analysis technique of sizing surfaces by means of gas adsorption.

Bioaccumulation

Greek for bios - life and Latin for accumulare - pile up, accumulate; is the accumulation of a substance in an organism by absorption from the surrounding medium (e.g. water in fish) and through food.

Bioavailability

Refers to the rate and extent to which a substance is absorbed unchanged from the environment or the gastrointestinal tract into the body. The amount taken up does not necessarily correspond to the amount present in food or in the environment of a living organism.

Biocompatibility

Greek for bios - life and compatible; substances having no negative impact on living organisms or tissues, behave neutrally in the body and do not cause allergic or toxic (poisonous) reactions. Particularly relevant for implants (e.g. made of diamond, zirconium dioxide, titanium) that are located over a long period in direct contact with an organism.

Biomagnification

Greek for bios - life and Latin magnificare - increase; is the accumulation of a substance in an organism, only taking the dietary intake into account.

Biomarker

Molecules or structures acting as indicators for environmental stress or disease, for example in medicine or biology. Characteristic biological features that can be objectively measured and indicate a normal biological or pathological process in the body.

bottom-up method

Literal meaning „from bottom to top“. Production process starting from small units (from atoms, for example, in nanotechology).

Buckminsterfullerene

Or buckyball, these are other terms for the carbon compounds described under fullerenes. They are derived from the name of Buckminster Fuller, the ”inventor“ of the fullerene structures.

 

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