Indeks bias: Perbedaan antara revisi
Konten dihapus Konten ditambahkan
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pindahan dari artikel: kecepatan cahaya |
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Baris 12:
Indeks bias tidak pernah lebih kecil dari 1 atau (n ≥ 1).
{| border=1 cellspacing=0 cellpadding=2 align=right style="margin: 0.5em;"
|+ '''Beberapa nilai indeks bias'''
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!Material||λ<ref>untuk panjang gelombang (λ) ditentukan dengan menggunakan panjang gelombang kuning = 589.29 nm</ref>(nm)||''n''||Ref.
|-
|[[Vacuum]]|| || 1 (exactly) ||
|-
|[[Earth's atmosphere|Air]] @ [[Standard conditions for temperature and pressure|STP]]|| ||1.0002926||
|-
! colspan="4" |Gases @ 0 °C and 1 atm
|-
|[[Earth's atmosphere|Air]]||589.29||1.000293||<ref name="ref1">{{cite book
| first = Alfred Zajac
| coauthors = Hecht, Eugene; Cummings, Eugene
| title = Optics, Fourth Edition
| publisher = Pearson Higher Education
| date = 18 March 2003
| isbn = 9780321188786}}</ref>
|-
|[[Helium]]||589.29||1.000036||<ref name="ref1"/>
|-
|[[Hydrogen]]||589.29||1.000132||<ref name="ref1"/>
|-
|[[Carbon dioxide]]||589.29||1.00045||<ref name="ref4">{{cite book
| first = Morgan
| title = Introduction to Geometrical and Physical Optics
| publisher = McGraw-Hill Book Company, INC.
| date = 1953}}</ref>
<ref name="ref3">{{cite book
| first = Hodgman
| coauthors = Selby, Weast
| title = Handbook of Chemistry and Physics
| publisher = Chemical Rubber Publishing Co.
| date = 1957}} </ref>
<ref name="ref5">{{cite book
| first = Pedrotti
| coauthors = Pedrotti, Pedrotti | title = Introduction to Optics, Third Edition
| publisher = Pearson Prentice Hall
| page = 221
| date = 2007
| isbn = 0-13-149933-5 }} </ref>
|-
! colspan="4" |Liquids @ 20 °C
|-
|[[Benzene]]||589.29||1.501||<ref name="ref1"/>
|-
|[[Water]]||589.29||1.3330||<ref name="ref1"/>
|-
|[[Ethanol|Ethyl alcohol (ethanol)]]||589.29||1.361||<ref name="ref1"/>
|-
|[[Carbon tetrachloride]]||589.29||1.461||<ref name="ref1"/>
|-
|[[Carbon disulfide]]||589.29||1.628||<ref name="ref1"/>
|-
! colspan="4" | Solids @ room temperature
|-
|[[Diamond]]||589.29||2.419||<ref name="ref1"/>
|-
|[[Strontium titanate]]||589.29||2.41
|-
|[[Amber]]||589.29||1.55||<ref name="ref1"/>
|-
|[[Fused silica]]||589.29||1.458||<ref name="ref1"/>
|-
|[[Sodium chloride]]||589.29||1.50||<ref name="ref1"/>
|-
! colspan="4" | Other materials
|-
|[[Pyrex]] (a [[borosilicate glass]])|| ||1.470||<ref name="ref2">{{cite web|url=http://www.matter.org.uk/schools/Content/Refraction/absolute.html |title=Absolute Refractive Index |accessdate=2007-10-18 |author=[[University of Liverpool]]}}</ref>
|-
|[[Sapphire]]|| ||1.762–1.778||
|-
|[[Water]] [[ice]]|| ||1.31||
|-
|[[Cryolite]]|| ||1.338||
|-
|[[Acetone]]|| ||1.36||
|-
|[[Ethanol]]|| ||1.36||
|-
|[[Polytetrafluoroethylene|Teflon]]|| ||1.35 - 1.38||
|-
|[[Glycerol]]|| ||1.4729||
|-
|[[Acrylic glass]]|| ||1.490 - 1.492||
|-
|[[Halite|Rock salt]]|| ||1.516||
|-
|[[Crown glass (optics)|Crown glass (pure)]]|| ||1.50 - 1.54||
|-
|[[Salt|Salt (NaCl)]]|| ||1.544||
|-
|[[Polycarbonate]]|| ||1.584 - 1.586||
|-
|[[PMMA]]|| ||1.4893 - 1.4899||
|-
|[[PETg]]|| ||1.57||
|-
|[[Polyethylene terephthalate|PET]]|| ||1.5750||
|-
|[[Flint glass|Flint glass (pure)]]|| ||1.60 - 1.62||
|-
|[[Glass|Crown glass (impure)]]|| ||1.485 - 1.755||
|-
|[[Fused quartz|Fused Quartz]]|| ||1.46||
|-
|[[Bromine]]|| ||1.661||
|-
|[[Glass|Flint glass (impure)]]|| ||1.523 - 1.925||
|-
|[[Cubic zirconia]]|| ||2.15 - 2.18||
|-
|[[Silicon carbide|Moissanite]]|| ||2.65 - 2.69||
|-
|[[Cinnabar]] ([[Mercury sulfide]])|| ||3.02||
|-
|[[Gallium(III) phosphide]]|| ||3.5||
|-
|[[Gallium(III) arsenide]]|| ||3.927||
|-
|[[Silicon]] || ||4.01||<ref name="si_website">{{cite web|url=http://pvcdrom.pveducation.org/APPEND/OPTICAL.HTM |title=Optical Properties of Silicon |accessdate=2009-05-31}}</ref>
|-
|-
|}
==Catatan kaki==
{{reflist}}
== Referensi ==
<div class="references-small">
* Tipler, Paul A. and Ralph A. Llewellyn, (2003), ''Modern Physics''. 4th ed. New York; W. H. Freeman and Company. ISBN 0-7167-4345-0. 222-3 pp.
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