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  2. Solid-state battery - Wikipedia

    en.wikipedia.org/wiki/Solid-state_battery

    In July 2022, Svolt announced the production of a 20 Ah electric battery with an energy density of 350-400 Wh/kg. [43] In June 2023, Maxell Corporation began mass production of large-capacity solid-state batteries. This battery has a long life and heat resistance. Production of 200 mAh cylindrical solid-state batteries was to begin in January 2024.

  3. Research in lithium-ion batteries - Wikipedia

    en.wikipedia.org/wiki/Research_in_lithium-ion...

    The device achieved a power density of 7.4 W/cm 2 /mm. [56] In 2019, the team develop a high areal and volumetric capacity 3D-structured tin-carbon anode by using a two steps electroplating process, which exhibits a high volumetric/areal capacity of ~879 mAh/cm 3 and 6.59 mAh/cm 2 after 100 cycles at 0.5 °C and 750 mAh/cm 3 and 5.5 mAh/cm 2 ...

  4. Power factor - Wikipedia

    en.wikipedia.org/wiki/Power_factor

    is the fundamental component of the current, is the total current, and is the current on the h th harmonic; all are root mean square values (distortion power factor can also be used to describe individual order harmonics, using the corresponding current in place of total current). This definition with respect to total harmonic distortion ...

  5. Extinction - Wikipedia

    en.wikipedia.org/wiki/Extinction

    Extinction is the termination of a taxon by the death of its last member.A taxon may become functionally extinct before the death of its last member if it loses the capacity to reproduce and recover.

  6. Thermal conductivity and resistivity - Wikipedia

    en.wikipedia.org/wiki/Thermal_conductivity_and...

    The thermal conductivity of a material is a measure of its ability to conduct heat.It is commonly denoted by , , or and is measured in W·m −1 ·K −1.. Heat transfer occurs at a lower rate in materials of low thermal conductivity than in materials of high thermal conductivity.

  7. Bacteria - Wikipedia

    en.wikipedia.org/wiki/Bacteria

    The word bacteria is the plural of the Neo-Latin bacterium, which is the romanisation of the Ancient Greek βακτήριον (baktḗrion), [6] the diminutive of βακτηρία (baktēría), meaning "staff, cane", [7] because the first ones to be discovered were rod-shaped. [8] [9]

  8. 0.999... - Wikipedia

    en.wikipedia.org/wiki/0.999...

    Stylistic impression of the repeating decimal 0.9999..., representing the digit 9 repeating infinitely. In mathematics, 0.999... (also written as 0. 9, 0.., or 0.(9)) is a repeating decimal that is an alternative way of writing the number 1.

  9. De-extinction - Wikipedia

    en.wikipedia.org/wiki/De-extinction

    The Pyrenean ibex, also known as the bouquetin (French) and bucardo (Spanish), is the only animal to have survived de-extinction past birth through cloning.. De-extinction (also known as resurrection biology, or species revivalism) is the process of generating an organism that either resembles or is an extinct species. [1]