Scientists propose new recipes for perovskite cell

While perovskitesappear to be on the fast track to commercialization, concerns remain over the stability and durability of many of the materials used in them. Chemists from Kaunas University of Techno

haveuncoveredareactionbetweensomeofthematerialsmostcommonlyusedinperovskitesolarcells whichcouldbeexacerbatingtheshortlifespanseeninsuchdevices.Tert-butylpyridine Whileperovskitesappeartobeonthefasttracktocommercialization concernsremainoverthestabilityanddurabilityofmanyofthematerialsusedinthem.ChemistsfromKaunasUniversityofTechnology iscommonlyusedintheprocessofgrowingperovskitelayersasithasbeenshowntoimprovecrystallinity andthereforetheperformance ofthematerial.Thenewresearch however theorizesanotherreactionbetweenTBPandperovskitesemiconductormaterialscouldbecontributingtothesometimesrapidlydecliningperformanceseeninsuchcells.Thepaper‘Pyridinationofholetransportingmaterialinperovskitesolarcellsquestionsthelong-termstability

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Chilean authorities approve 250 MW (AC) solar project

From pv magazine Spain Chile’s environmental authority Servicio de Evaluación Ambiental (SEA) has approved the construction of the Sol de Vallenar Photovoltaic Park, a 250 MW (AC) solar plant planned

solarplantplannedforthemunicipalityofVallenar inChile’snortherndesertregionofAtacama.AccordingtoarelatedSEAdocument theplantwilluseapproximately980 000PVmodulesandwillincludetheconstructionofone220kVinterconnectionlinewithanapproximateextensionof8.5kmandofa0.4kmlongtransmissionline.PopularcontentItalsosaidthattheplantwillgenerate731jobsandrepresentaninvestmentofUS$620million.Thesefigures however weresubmittedbySoldeVallenarSpa asubsidiaryofCoxEnergy in2014.Inaseperate morerecent pressrelease Coxsaidtheinvestmentwillamountto€240million(around$271million)andwillcreateover300jobsatthetimeofitsconstruction and20jobsintheoperationandmaintenancephase.TheSpanishpowerproviderenteredthesolarbusinessthisyearbysecuringalong-termPPAfor660MWofsolarpowerfromSpain’spowerdistributor Audax.Atthetime itsaiditwoulddevelopthenewsolarplantsalongsideanunnamedinternationalpartner withoutprovidingmoretechnicalorfinancialdetailsabouttheprojectsorthePPA

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New Zealand identifies 11 GW solar potential

Transpower, New Zealand’s state-owned transmission grid operator, says falling solar and storage costs have sparked interest in PV for a market already well served by wind and hydro power. The nation

NewZealandidentifies11GWsolarpotential Thereisnosilverbulletinthebattleagainstunmitigatedclimatechangeordecarbonizingoureconomy.However whatthisworkshows andwhatweasserthere isthatsolarenergyiscertaintoplayanincreasingroleinourenergyfutureandinoureffortstoavoidaclimatecrisis comparabletonorthernSpainandwellabovethefiguresforGermany theU.K.andtheNetherlands.NewinitiativeskickingoffInDecember thecountrymadetwobigannouncements.Onerelatedtothelaunchofwhatisclaimedtobetheworld’slargestvirtualpowerplant meaningitwillworkindependentlyfromthegovernment.Thenewentity however ismandatedtofocusonthedecarbonizationoftransportandonimprovingdistributedenergynetworks.Inlinewiththosedevelopments thenewTranspowerreportstated

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A renewable world order

“Even small changes in the global energy mix could have significant geopolitical consequences.” This is one of the main assumptions of research conducted by Indra Overland, head of the Center for Ener

hesaid.Aparallel accordingtohim canbedrawntotheproductionofsmartphones.“TheWesternworldislettingChinaproducetheproductsitneeds becauseitdoessocheaply havevastareassuitableforsolarpowerinfrastructurethatEuropemayneedaccesstointhefuture.”PopularcontentIngeneral accordingtoOverland wewillseeanincreasingnumberofcountriesbecomingenergyexportersinthefuture asthenumberofso-called“prosumerstates”isexpectedtorise.“Thecostsofrenewableenergyarefallingprecipitously.Ifweaddtothisthepossibilityofmoreaggressiveclimatepoliciesinthefuture theresultisascenariomorefavorabletoadecentralizedglobalenergysystem hesaid.Hefurtherexplained however thathispointofviewcutsacrosstheso-called“liberal”and“realist”approachestointernationalrelations.Accordingtotheliberalapproach moretradeandinteractionamongstatesleadstolessconflictamongthem.The“realisticapproach

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Silver price to rise 7% this year

Silver demand in the solar industry will remain stable this year, according to the World Silver Survey 2019, published by the Silver Institute. The report revealed last year was a challenging one for

Silverpricetorise7%thisyear theauthorsofthereportstate.Thisyear however theaveragepriceofsilverisexpectedtorisearound7%to$year-on-yeargrowthofaround19%.InanotherreportpublishedinJune theSilverInstitutehighlightedhowtheamountofsilverneededbythePVindustrymayfallfrom130mgpercellin2016toapproximately65mgby2028.InMay theWorldBankforecastasignificantdropinthesilverprice–to$13.42/toz thestudynotes.PVcontinuestobuoysilverPopularcontentDespiterecentchangesinChina’ssubsidypolicyforsolar PVdemandwillstillbe“verysupportiveofsilverusage asmanygovernmentswillcontinuetoprovideincentivestoinstallmoresolarpower”addsthereport.Accordingtotheinstitute’sanalysts globalPVcapacityadditionswillbeabove100GWperyearupto2022.“EventhoughgrowthofsolarcapacityadditionsinChinaslowedmodestlylastyear thatslackisexpectedtobeoffsetbyothercountriessuchasIndia AustraliaandvariousEuropeancountriesinthecomingyears ”statesthesurvey.Theinstituteexpectsapositiveyearforthesilverindustry.“Thestartof2019hasalreadyproventobegoodforsilverinvestors

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Scientists propose new recipes for perovskite cell

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