Indications of superconductivities in blend of variant apatite a
#lk99真可爱呆、洗老师团队在arXiv预印本平台上发布新论文。Indicationsofsuperconductivitiesinblendofvariantapatiteandcovellite变种磷灰石和靛铜矿混合物中超导现象的指示HongyangWang,YijingZhao,HaoWu,LingWang,ZhixingWu,ZhihuiGeng,JiewenXiao,WeiweiXue,ShufengYe,NingChen,XianfengQiao,YaoYaoThroughheavilydopingsulfurintoanapatiteframework,wesynthesizeanewblendmainlycomprisingvariantapatiteandcovellite(coppersulfide).Magneticmeasurementexhibitsthatsignificantdiamagnetismappearsataround260Kanddropsdramaticallybelow30Kimplyingcoexistenceoftwosuperconductingphases.Theuppercriticalmagneticfieldislargerthan1000Oeat250K.Electricmeasurementmanifeststhatthecurrent-voltagecurvesdeviatefromthenormallinearlineshapesuggestingthepresenceofzero-resistanceeffect,andthecriticalcurrentisaround50μAat140K.Theseexoticmagneticandelectricfeaturesstronglyindicatethesetwocomponents,variantapatiteandcovellite,individuallytriggertwosuperconductingphasesatnear-roomandlowtemperatures.通过在磷灰石框架中大量掺杂硫,我们合成了一种主要由变种磷灰石和靛铜矿(硫化铜)组成的新混合物。磁测量显示,在约260K时出现显著的抗磁性,并在低于30K时急剧下降,表明存在两个超导相共存。上临界磁场在250K时大于1000Oe。电测量表明,电流-电压曲线偏离正常的线性形态,暗示存在零电阻效应,并且在140K时的临界电流约为50μA。这些奇特的磁性和电性特征强烈表明,这两种成分,变种磷灰石和靛铜矿,在接近室温和低温下分别触发了两个超导相。https://arxiv.org/abs/2406.17525知乎讨论区https://www.zhihu.com/question/659946224勘误:之前GPT翻译的时候把covellite翻译成了黄铜矿,实际上是
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