{"product_id":"biophysics-of-human-hair-bharat-bhushan-9783642159008","title":"Biophysics of Human Hair: Structural, Nanomechanical, and Nanotribological Studies","description":"Humanhairisananocompositebiological?ber. Maintainingthehealth, feel, shine, color, softness, andoverallaestheticsofthehairishighlydesired. Haircarepr- ucts such as shampoos and conditioners, along with damaging processes such as chemical dyeing and permanent wave treatments, affect the maintenance and groomingprocessandareimportanttostudybecausetheyaltermanyhairprop- ties. Nanoscalecharacterizationofthecellularstructure, mechanicalproperties, and morphological, frictional, andadhesive properties(tribologicalproperties)ofhair areessentialtoevaluateanddevelopbettercosmeticproductsandtoadvancethe understandingofbiologicalandcosmeticscience. Theatomic\/frictionforcemic- scope(AFM\/FFM)andnanoindenterhavebecomeimportanttoolsforstudyingthe micro\/nanoscalepropertiesofhumanhair. Inthisbook, wepresentacomprehensive review of structural, nanomechanical, and nanotribological properties of various hairandskinasafunctionofethnicity, damage, conditioningtreatment, andvarious environments. Variouscellularstructuresofhumanhairand?nesublamellarstr- turesofthecuticleareidenti?edandstudied. Nanomechanicalpropertiessuchas hardness, elasticmodulus, tensiledeformation, fatigue, creep, andscratchresistance arediscussed. Nanotribologicalpropertiessuchasroughness, friction, andadhesion are presented, as well as investigations of conditioner distribution, thickness, and bindinginteractions. Tounderstandtheelectrostaticchargebuilduponhair, surface potentialstudiesarealsopresented. Thebookshouldserveasareferencebookonthebiophysicsofhumanhairand hairtreatments. TheresearchreportedinthisbookwassupportedbyProcter\u0026amp;GambleCo. in Cincinnati, Ohio, andKobe, Japan. IwouldliketothankCarmenLaTorrewhohad assistedinvariouspublicationsonhairresearch. Iwouldalsoliketothankmywife Sudha, whohasbeenforbearingduringthepreparationofthisbook. Powell, OH BharatBhushan November2010 v Contents 1 Introduction-Human Hair, Skin, and Hair Care Products. . . . . . . . . . . 1 1. 1 HumanHair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1. 1. 1 TheCuticle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1. 1. 2 TheCortexandMedulla. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1. 2 Skin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 1. 3 HairCare: CleaningandConditioningTreatments, andDamaging Processes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 1. 3. 1 CleaningandConditioningTreatments: Shampoo andConditioner. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 1. 3. 2 DamagingProcesses. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 1. 4 OrganizationoftheBook . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 2 Experimental Methods. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 2. 1 ExperimentalApparatuses. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 2. 2 ExperimentalProcedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 2. 2. 1 StructuralCharacterizationUsinganAFM. . . . . . . . . . . . . . . . 26 2. 2. 2 SurfacePotentialStudiesUsingAFM-Based KelvinProbeMicroscopy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 2. 2. 3 NanomechanicalCharacterizationUsingNanoindentation . . . 30 2. 2. 4 InSituTensileDeformationCharacterizationUsingAFM . . . 32 2. 2. 5 M\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Bharat Bhushan\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 3642159001\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9783642159008\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Springer\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 11\/25\/2010\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 192\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Hardcover\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.95lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 6.30h x 9.20w x 0.70d","brand":"Bharat Bhushan","offers":[{"title":"Hardcover","offer_id":44073653993727,"sku":"9783642159008","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_e810b03e-7f86-4ec0-8d44-bd9b04efd81b.jpg?v=1685449105","url":"https:\/\/www.whiterainbookhouse.com\/products\/biophysics-of-human-hair-bharat-bhushan-9783642159008","provider":"WR Book House","version":"1.0","type":"link"}