SPring-8, the large synchrotron radiation facility

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Non-destructive internal observation of human hair by X-ray imaging

  • For beginners

Inquiry number

SOL-0000001052

Beamline

BL19B2 (X-ray Diffraction and Scattering II)

Scientific keywords

A. Sample category organic material
B. Sample category (detail) materials for health and cosmetics
C. Technique absorption and its secondary process
D. Technique (detail) reflection, refraction
E. Particular condition 2D imaging, room temperature
F. Photon energy X-ray (4-40 keV)
G. Target information morphology

Industrial keywords

level 1---Application area Chemical product, others
level 2---Target health care(shampoo, cosmetics,dental paste)
level 3---Target (detail) organism
level 4---Obtainable information structure, molphology
level 5---Technique imaging

Classification

A80.32 organic material, A80.60 food、daily necessaries

Body text

X-ray imaging is available to investigation of the mechanism of a hair conditioning technology relevant to replenishment of damaged hair inside the hair fibers. Figure shows the fine structure of medulla and cortex in a human hair fiber.A significant difference of density between bleached hair and treated hair was observed.

Fig. X-ray image of a human hair fiber(dry, healthy).

Source of the figure

Bulletin from SPring-8

Bulletin title

SPring-8_NEWS No.21

Page

3

Technique

Source of the figure

No figure

Required time for experimental setup

1 hour(s)

Instruments

Instrument Purpose Performance
X-ray imaging camera Imaging detecter

References

Related experimental techniques

Questionnaire

Ease of measurement

Easy

Ease of analysis

Easy

How many shifts were needed for taking whole data in the figure?

Less than one shift

Last modified 2022-05-06 15:31