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647101

Silicon

greener alternative

wafer (single side polished), <111>, N-type, contains no dopant, diam. × thickness 2 in. × 0.5 mm

Synonym(s):

Silicon element

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About This Item

Linear Formula:
Si
CAS Number:
Molecular Weight:
28.09
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
231-130-8
MDL number:
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Quality Segment

form

crystalline (cubic (a = 5.4037)), wafer (single side polished)

does not contain

dopant

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

diam. × thickness

2 in. × 0.5 mm

matrix

Silicon base material

bp

2355 °C (lit.)

mp

1410 °C (lit.)

density

2.33 g/mL at 25 °C (lit.)

greener alternative category

semiconductor properties

<111>, N-type

SMILES string

[Si]

InChI

1S/Si

InChI key

XUIMIQQOPSSXEZ-UHFFFAOYSA-N

General description

0 vortex defects. Etch pitch density (EPD) < 100 (cm-2). Resistivity 100 - 3000 Ωcm.
Oxygen content: ≤ 1~1.8 x 1018 /cm3; Carbon content: ≤ 5 x 1016 /cm3; Boule diameter: 1~8 ″
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Application


  • Silicon Photonics and Electronics: Discusses the integration of silicon photonics with electronics, relevant for developing high-performance computational devices, pertinent to material science and high-performance computing research (C Xiang et al., 2021).

  • Silicon Silicon pi Single Bond: Details the structural chemistry of silicon and its implications in molecular and material sciences, useful for chemists interested in silicon′s applications in nanotechnology and materials science (S Kyushin et al., 2020).


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1 of 1

This Item
647543647535647802
form

crystalline (cubic (a = 5.4037)), wafer (single side polished)

form

crystalline (cubic (a = 5.4037)), wafer (single side polished)

form

crystalline (cubic (a = 5.4037)), wafer (single side polished)

form

crystalline (cubic (a = 5.4037)), wafer (single side polished)

matrix

Silicon base material

matrix

-

matrix

silicon base material

matrix

-

bp

2355 °C (lit.)

bp

2355 °C (lit.)

bp

2355 °C (lit.)

bp

2355 °C (lit.)

density

2.33 g/mL at 25 °C (lit.)

density

2.33 g/mL at 25 °C (lit.)

density

2.33 g/mL at 25 °C (lit.)

density

2.33 g/mL at 25 °C (lit.)

mp

1410 °C (lit.)

mp

1410 °C (lit.)

mp

1410 °C (lit.)

mp

1240 °C, 1410 °C (lit.)

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100


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Storage Class

11 - Combustible Solids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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Jae Cheol Shin et al.
Journal of nanoscience and nanotechnology, 13(5), 3511-3514 (2013-07-19)
We have characterized the structural properties of the ternary In(x)Ga(1-x)As nanowires (NWs) grown on silicon (Si) substrates using metalorganic chemical vapor deposition (MOCVD). Au catalyzed vapor-liquid-solid (VLS) mode was used for the NW growth. The density of the In(x)Ga(1-x)As NW
Youngin Jeon et al.
Journal of nanoscience and nanotechnology, 13(5), 3350-3353 (2013-07-19)
Si-nanowire (NW)-array-based NOT-logic circuits were constructed on plastic substrates. The Si-NW arrays were fabricated on a Si wafer through top-down methods, including conventional photolithography and crystallographic wet etching, and transferred onto the plastic substrates. Two field-effect transistors were fabricated on
Hyunhui Kim et al.
Journal of nanoscience and nanotechnology, 13(5), 3559-3563 (2013-07-19)
Silicon sheets were fabricated by a new fabricating method, spin casting with various rotation speeds of the graphite mold. The microstructure of spin-cast silicon sheets were investigated using an electron probe microanalyzer (EPMA) and scanning electron microscope/electron backscatter diffraction/orientation image



Global Trade Item Number

SKUGTIN
647101-1EA04061832730660
647101-5EA04061832730677

Questions

1–4 of 4 Questions  
  1. It is stated that the lattice parameter is a = 5.4037 (A). Is it a mistake? Si lattice parameter at ambient conditions is 5.431 (A).

    1 answer
    1. The lattice constant of crystalline silicon, which has a diamond cubic crystal structure, is approximately 0.543 nm (or 5.43 Å).

      This value might vary slightly depending on the experimental conditions, the specific sample, or the method of measurement, but 0.543 nm is the commonly accepted value in the literature.

      Helpful?

  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

      Helpful?

  3. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

  4. what's the difference between 1EA and 5EA?

    1 answer
    1. EA stands for each. This product is supplied as 1 each and 5 each.

      Helpful?

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