manganese dioxide


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manganese dioxide

n.
A black crystalline compound, MnO2, that is a strong oxidant and is used as a depolarizer of dry-cell batteries and in textile dyeing.
References in periodicals archive ?
M2 PRESSWIRE-August 22, 2019-: Electrolytic Manganese Dioxide Market Analysis by Application & Region - Global Forecast to 2025
Within this class, manganese dioxide (MnO2), containing transition metal is considered as one kind of the most promising energy materials for pseudocapacitors [14, 15].
The surface of the biochar was coated with nano-sized manganese dioxide to create a nanocomposite.
Tenders are invited for Lithium manganese dioxide cells
It is produced commercially by methoxytoluene using manganese dioxide. It can also be created by oxidation of anethole (an allied fragrance that is found in alcoholic beverages).
In these batteries, anode material is zinc and the cathode is a mixture of manganese dioxide and carbon.
The electrons flowing in reacted with the manganese sulfate dissolved in the water to leave particles of manganese dioxide clinging to the electrodes.
The following series of colored glazes, including cobalt carbonate, copper carbonate, manganese dioxide and iron oxide, was fired and characterized using Celadon base recipe (Figure 6).
SODIUM FLUORIDE NaF = FAN STANNIC OXIDE Sn[O.sub.2] = SOON MERCURY OXIDE HgO = HOG SILVER BROMIDE AgBr = BRAG BARIUM OXIDE BaO = BOA SODIUM CHLORIDE NaCl = CLAN MANGANESE DIOXIDE Mn[O.sub.2] = MOON MAGNESIUM OXIDE MgO = MOG SILVER CHLORIDE AgCl = CLAG SODIUM HYDROXIDE NaOH = NOAH OTHER CHEMICAL COMPOUND WORDS THORIUM DIOXIDE Th[O.sub.2] = HOOT CARBON DIOXIDE C[O.sub.2] = COO DEUTERIUM OXIDE [D.sub.2]O = ODD LITHIUM OXIDE Li[O.sub.2] = OLIO IRON PYRITES Fe[S.sub.2] = FESS SODIUM SULPHIDE [Na.sub.2]S = ANNAS ZIRCONIUM DIOXIDE Zr02 = ZORO FORMIC ACID HCOOH = HOOCH (or HC[O.sub.2]H) SUSAN THORPE
The devices' polymer cathodes provide greatly enhanced performance over manganese dioxide devices, including lower internal resistance for enhanced charge and discharge characteristics.
Implantable batteries employ a range of chemistries, including Lithium Manganese Dioxide (Li/MnO2), Lithium Thionyl Chloride (LI/SOCI2), Lithium Carbon Monofloride (Li/CFx), and Lithium Ion (Li-ion); EaglePicher's smallest Micro Cell occupies 0.1 cc and weighs 0.1 g.
After testing several materials, the team found that superthin sheets of manganese dioxide do the trick, catching the intermediate sulfur compounds so they don't dissolve away.