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竹子方面论文范文参考文献,与gocheck文检测试题相关毕业论文
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"分析是简单的过碳酸钠化合物,即结合过氧化氢.图片提供:IbenJulieSchmidt该方法在涉及固体物质的各生产过程的优化中具有很大的潜力.应用新方法将能够检查在生产过程中使用的,连续变化或不同物质转换.
"我们方法的优点是,它允许你直接从生产线上把样品拿下了.然后你在15分钟内有涉及晶体材料的结果.此外,我们使用的X射线束可以很容易地使用标准实验室设备产生,"Frankr说.
令人鼓舞的结果仅仅是一个开始:
"我们现在要做的是把测试推广到尽可能的远.我们已经确立了蛋白质,但也对其他复杂产品也适用么如果我们把样品推广到格勒诺布尔,那那里的X射线束会比我们已经在我们实验室获得的强大一百万倍么"Frankr问道.
来源:丹麦技术大学
Organic&,Polymer(有机高分子材料)
Companyconvertscoconuthuskfibersintomaterialsforcarsandhomes
WhenElisaTeipel,andhercollaboratorsbegantheirresearchseveralyearsago,theirgoalwastotakeanagriculturalwasteproductoflittlevalue—inthiscase,fibersextractedfromcoconuthusks—andturnitintoanenvironmentally-friendly,valuablemodity.
Equallyimportant,Teipel,alongwithcolleaguesRyanVano,husbandBlakeTeipel,andMattKirbywantedtheprojecttohelpthelocaleconomieswheretheyobtainedtherawmaterials.
Todaytheirnewpany,theCollegeStation,Texas-basedEssentiumMaterials,isturningoutautomotivetrunkliners,loadfloors(batterypackcoversinelectriccars),andlivingwallplanters,amongotherthings,withtechnologytheydevelopedthatproducesapositematerialmadeofcoconuthusksbinedwithrecycledplastics.
Theresultisgreenerandcostneutral,aswellasstrongerandstiffer,thanthetraditionalall-syntheticplasticfibers,andwithnaturalanti-microbialpropertiesduetoahighlignincontent.
"Thecoolestpar
竹子方面论文范文参考文献
Theresearchersestimatethatreplacingsyntheticpolyesterfiberswithcoconuthuskfibers,knownascoir,willreducepetroleumconsumptionby2-4millionbarrelsandcarbondioxideemissionsby450,000tonsannually.
Also,theimprovedperformanceandlowerweightofthesematerialswillleadtocostsavingsthroughincreasedfueleconomy,savingupto3milliongallonsofgasolineperyearintheUnitedStates,accordingtoTeipel.
Niy-fivepercentofthe50billioncoconutsgrownworldwideareownedby10millioncoconutfarmerswhoseaverageineislessthan$2aday,shesays.Moreover,about85percentofthecoconuthuskscurrentlycreatepollutionwhentheyaretreatedliketrash."ThesuccessfuladoptionofthesenewpositematerialswithinNorthAmericanmarketswouldinmanycasesdoubletheannualineforthesefarmers,"shesays.
Essentium'sworkissupportedbya$1,018,475grantfromtheNationalScienceFoundation(NSF)throughitssmallbusinessinnovationresearchprogram(SBIR)inthedirectorateforengineering.
"Projectsthatusewastematerialsasafeedstocktocreatevalue-addedproductsareaperfectfitforNSFSBIRbecausewelooktosupportentrepreneurswhocan'dogoodbydoingwell,"'saysBenSchrag,theproject'sprogramdirectoratNSF."Webelievethatsmallbusinesseswithinnovativetechnologyholdthekeytosolvingmanyofthebroadersocietalandenvironmentalproblemsfacedbythecountryandtheworld.
"Newmaterialconceptsthatincorporatewastematerialsarealsobeingincreasinglyattractivetomanyconsumersandbusinesses,"headds."Thisiscreatingsignificantopportunitiesforshrewdanddedicatedtechnologistsandentrepreneurs."
TheideatousecoconuthuskmaterialoriginatedaboutsevenyearsagowhenTeipelwasingraduateschool.
"Wewerereallyinterestedinseeinghowwecouldhelppeopleinotherpartsoftheworldwitheconomicdevelopmentwork,"shesays."Initially,wewerelookinginPapuaNewGuinea.Aformerprofessorofmine,WalterBradley,whohassinceretiredfromBaylorUniversity,suggestedwelookatavailablematerialsandwhatwecoulddowiththem,initiallytoproduceelectricity.
"Coconutwasoneofthemostreadilyavailablematerialsthatfarmersandpeopleinthemunityhadaccessto,"sheadds."Sowetookalookandwonderedwhethercoconutwasaviableengineeringmaterial,andwhatwecoulddowithit."
Atthetime,farmersharvestedcoconutsonlytoproducecoconutmilkandcoconutoil,whilethehusksandfiberwereconsideredwaste.Yetthestudentsbelievedtheycouldtakethefibersandconvertthemintoausableproductwhile"elevatingboththedignityofthepeopleandthedignityoftheresources,"shesays.
Itwasaprocessoftrialanderrortodevelopthematerialinthelab,thentryitinaproductionsetting."Theinitialphaseoftheresearchwastotrytounderstandtheinh
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