gas exchange


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gas exchange

The movement of gases from an area of higher concentration to an area of lower concentration, especially the exchange of oxygen and carbon dioxide between an organism and its environment. In plants, gas exchange takes place during photosynthesis. In animals, gases are exchanged during respiration.
Translations
Gasaustausch
References in periodicals archive ?
Natural gas exchange and use of underground gas storage facilities in the oil and gas field, joint development of fields in the Caspian Sea, and so on.
A large majority of teleostean fish generally rely on their gill to carry out gas exchange in water.
Lids that allow higher gas exchange through membranes were used to improve ventilation inside culture flasks, reducing RH and thereby increasing transpiration and effective water and nutrient absorption in plants (KOZAI, 2010; XIAO et al.
GASERA ONE--Formaldehyde is a gas analyzer for real-time monitoring of trace-level formaldehyde concentrations with built-in automated gas exchange.
The implicit capacity allocation method means that short-term cross-border transmission capacities will be allocated on the gas exchange platform, simultaneously with the quantities of gas traded on the Baltic States markets through the gas exchange," it said in a press release.
China's energy company AAG Energy Holdings Limited (stock code:2686) stated on Thursday that the Panzhuang CBM project has started trading on the Shanghai Petroleum and Natural Gas Exchange (SHPGX), making it the first CBM transaction to be traded online in China.
It provides about 3 billion strokes in its working life in a double-action configuration with one loop feeding the gas exchange plant and the other delivering oxygen-rich blood to the rest of the system at 1.
The determination of mineral contents during different growth periods and the photosynthetic pigments, gas exchange parameters and soluble carbohydrate contents in the initial bloom stage were investigated.
Ankara has been studying a proposal combining feasibility reports made an organisation called PETFORM by Accenture for "Establishing a Natural Gas Exchange and Turkish Gas Hub".
One can, however, find indications of tolerant materials, especially rootstocks, by checking the changes in gas exchange and chlorophyll fluorescence, as identified by Silva et al.
The diagnoses are arranged alphabetically by key word, and include impaired verbal communication, impaired gas exchange, risk for infection, ineffective protection, stress overload, and dysfunctional ventilator weaning response.