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This page is a progressive and labelled list of the SI area orders of magnitude, with certain examples appended to some list objects. 〔Calculated: square of the Planck length = (1.62e-35 m)^2 = 2.6e-70 m^2〕 |- |- |10−52 | |10−52 m2 |1 shed |- |10−48 |1 square yoctometre (ym2) | 1 ym2 | |- |10−43 | |100,000 ym2 |1 femtobarn |- |10−42 |1 square zeptometre (zm2) | 1 zm2 | |- |10−36 |1 square attometre (am2) | 1 am2 | |- |10−30 |1 square femtometre (fm2) | 1 fm2 | |- |10−29 | |66.52 fm2 | Thomson cross-section of the electron |- |10−28 | |100 fm2 |1 barn, roughly the cross-sectional area of an uranium nucleus |- |10−24 |1 square picometre (pm2) | 1 pm2 | |- |10−20 |1 square angstrom (Å2) | 10,000 pm2 | |- |rowspan=2|10−19 | |100,000 pm2 |Area of a lipid bilayer, per molecule〔(【引用サイトリンク】title= "Rule of thumb" for the area per molecule in lipid bilayer )〕 |- | |75-260,000 pm2 |Surface area of the 20 standard amino acids |- |10−18 |1 square nanometre (nm2) | 1 nm2 | |- |10−16 | |100 nm2 |Globular proteins: solvent-accessible surface area of a typical globular protein, having a typical molecular mass of ~35000 u (quite variable) |- |10−14 | |17,000 nm2 |Cross-sectional area of a nuclear pore complex in vertebrates〔(【引用サイトリンク】The Nuclear Pore Complex )〕 |- |10−12 |1 square micrometre (μm2) |6 μm2 |Surface area of an ''E. coli'' bacterium〔(【引用サイトリンク】title=E. coli Statistics )〕 |- |10−10 | |100 μm2 |Surface area of a red blood cell〔〕 |- |rowspan=3|10−9 | |6,000 μm2 - 110,000 μm2 |Range of common LCD screen pixel sizes〔Calculated: Smallest and largest common pitches were 77 micrometers and 337 micrometers. (77e-6 m)^2 ~= 6e-9 m^2. (337e-6 m)^2 ~= 114e-9 m^2 ~= 110e-9 m^2〕 |- | |7,000 μm2 |Area of a dot printed using 300 dots per inch resolution〔Calculated: (300 dots per inch / 2.54e-2 m/inch)^(-2) = 7.2e-9 m^2〕 |- | |8,000 μm2 |Cross-sectional area of a straight human hair that is 100 um〔(【引用サイトリンク】title=Hair Fiber Composition )〕 in diameter〔Calculated: 100 μm in diameter => pi * ((1e-4 m)/2) * *2 = 7.9e-9 m^2〕 |} ==References== 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Orders of magnitude (area)」の詳細全文を読む スポンサード リンク
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