简介：澳洲金属勘探商IndependenceGroup（ASX：IGO）7月27日早间发布公告宣布，公司拟向机构增发6670万份新股，募集2．5亿澳元资金，增发价格为每股3．75澳元。ACBNews《澳华财经在线》澳交所上市公司动态播报，IGO公司在西澳州运营三座矿场，主要生产镍、铜、黄金、锌、钴等矿产，由于产品多元化，受大宗商品周期影响甚微。

简介：AnovelsolidsolutionCe6MoO15wasachieved.Theirstructureandoxideionicconductivitywerestudied.BasedonCe6MoO15,rareearthelementsubstitutiononceriumsiteshowsthatallresultingoxidesenhancetheconductivityfurther,andhavehighoxide-ionconductivity,whichmaybeakindofpromisingmaterialforSOFCs.

简介：本文详细介绍了华北铝业有限公司铸轧分厂立铸车间15t熔铝炉存在的问题、技改措施及其实施情况。生产表明,炉子工作正常,重油单耗由163ks/t下降到117.9kg/t,同时,大大改善了操作区的环境。

简介：分析不同热处理工艺对15CrMoR性能的影响,为大生产制定合适热处理工艺提供试验依据。

简介：常规远红外线辐射器具有性能不稳定,使用寿命短,耗电量大等缺点。广州自行车飞轮厂新近开发的不锈钢远红外线辐射器经国家红外产品质量监督检测中心检验,各项技术性能指标都达到或超过国家标准的。并具有:辐射强度大、热效率高,比传统远红外线辐射器节电15％以上;机械性能大、耐

简介：ControlNet网是新一代通讯控制网络，采用生产者／消费者网络通讯模式，遵照其实时性、确定性及重复性等的网络通讯特点，重新规划15万t/a铜控制系统控制网后，提高了网络的整体性能。

简介：NovelhybridmaterialscontainingcovalentlybondedTerbium-benzoicacidcomplexinmesoporoussilicaSBA-15(denotedasTb-SBA-15)werepreparedviaco-condensationoftetrethoxysilane(TEOS)andN-(4-benzoicacid-yl),N'-(propyltriethoxysilyl)urea(denotedasPABI).XRD,FTIRandluminescencespectroscopywereemployedtocharacterizeTb-SBA-15.Whenmonitoredbytheligandabsorptionwavelength(270nm),Tb-SBA-15displaystheemissionofTb3+(5D4→7Fj(j=6,5,4,3)transition)duetotheenergytransferfromtheligandstoTb3+.

简介：2003年上半年,包头稀土产业在稀土市场持续疲软的情况下实现了快速增长。产值与销售收入分别完成15.9亿元和12亿元,同比分别增长120.8％和144.9％,首创在半年就突破15亿元和10亿元大关的历史最高记录,三大功能材料钕铁硼永磁材料、贮

简介：日前,环保部、发改委、工信部等多部委及北京、天津、河北等省市共同印发《京津冀及周边地区2017-2018年秋冬季大气污染综合治理攻坚行动方案》（以下简称《方案》）.

简介：经光学显微镜和扫描电子显微镜观察结果表明,干壁钉用ML15钢冷拔断裂主要因材料中氧化物夹杂的大量存在所致;搓丝尖裂除与材料中氧化物夹杂存在有关外,还与热处理不当,退火温度偏高,时间较长而形成游离渗碳体有关。

简介：La15Fe77B8hydrogenstoragealloyswerepreparedusingavacuuminduction-quenchingfurnace.TheresultsofX-raydiffraction(XRD)andscanningelectronmicroscopy(SEM)suggestedthatLa15–xSmxFe2Ni76Mn5B2(x=0,2,4,6)alloyshadmultiphasestructureincludingthemainLaNi5phase,La3Ni13B2phaseand(Fe,Ni)phase.WiththeincreasingsubstitutionofSmforLa,themainphasestructureofalloysdidnotchange,whiletheunitcellvolumesdecreased,thecyclestabilitywasimprovedandthemaximumdischargecapacitydecreased,butthelowtemperaturemaximumdischargecapacityofthesamesubstitutionalloywasgraduallyapproachingthemaximumdischargecapacityatroomtemperature,whichshowedthatLa15Fe77B8hydrogenstoragealloysofthepartialsubstitutionofSmforLahadbetterlow-temperaturedischargeability(LTD).Forthesamesubstitutionalloys,self-dischargecharacteristicsandcyclestabilityatlowtemperaturewerebetterthanthatatroomtemperature.Furthermore,thehigh-ratedischargeability(HRD)andtheexchangecurrentdensityI0firstincreasedandthendecreasedwiththeincreasingofSmcontent,whereasthehydrogendiffusioncoefficientDinalloybulkdecreasedgradually,whichindicatedthatappropriatesubstitutionofSmforLaimprovedtheelectrochemicalkineticspropertiesofthealloys.TheHRDwasmainlydominatedbythecharge-transferrateonthealloysurface.

简介：15%Ag-addedcubicperovskitesSr0.9La0.1TiO3andRuddlesden-Popper(RP)phasesSr2.7La0.3Ti2O7werefabricatedviahydrothermalsynthesis,coldpressingandhigh-temperaturesintering.Thestructureandthermoelectricpropertieswerealsoinvestigatedforallsamples.TheresultsindicatedthatAgprecipitatedasasecondphase.AgadditionmadeelectricalconductivityandabsoluteSeebeckcoefficientenhanced,asaresult,theZTvalueswereenhancedbothfortwoseries.Comparedwithcubicperovskite,RPphasewassubjectedtosmallerimpactbyAgaddition.ThereasonsforenhancingZTvalueandthedifferentimpactfortwoseriesbyAgadditionwerealsodiscussed.

简介：对C12-35/10型发电组出力提高15MW可行性进行了技术分析并提出了相关的改造方案.

简介：太原钢铁集团公司和成都无缝钢管公司双方利用各自装备优势，通过合作解决了生产大口径不锈钢冷拔无缝钢管的关键－大型不锈钢管坯和热穿孔。详细介绍了Φ１８０×１５冷拔不锈钢无缝管的管坯制造、热穿孔、冷拔（扩）、热处理等生产工艺和产品的良好市场前景。

简介：Thesinglecrystalofthecomplex[Sc（NO3）3（H2O）2]·（15C5）hasbeenpreparedinacetonitrile.Thenewcomplexhasbeencharacterizedbyelementalanalysis,IRspectra,solubilityandmolarconductancemeasurements.ThestructureofthecomplexisdeterminedbysinglecrystalX-raydiffractionanalysis.