{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"根据BaF₂晶体闪烁光快、慢成分波段的不同,设计并制备了用于抑制该晶体闪烁光慢成分的AL₂O₃/MgF₂/Al/MgF₂…金属-介质选择吸收膜系.透射光谱、发射光谱和发光衰减时间谱的实验结果显示,所研制的选择吸收膜系达到了预期的要求,BaF₂晶体闪烁光快、慢成分比提高了80倍以上,有效地提高了BaF₂闪烁晶体在高计数率测量中的应用价值.","authors":[{"authorName":"马晓辉","id":"5afdc50f-784b-4324-ab74-506a64e0dca5","originalAuthorName":"马晓辉"},{"authorName":"顾牡","id":"e873b8d0-b6b3-4880-bba6-eebf441575dd","originalAuthorName":"顾牡"},{"authorName":"徐荣昆","id":"692469ba-3469-4479-b326-ca02bab55181","originalAuthorName":"徐荣昆"},{"authorName":"吴永刚","id":"fcd36f3d-17c7-4218-9139-141a87192ffb","originalAuthorName":"吴永刚"},{"authorName":"曹二华","id":"bec3873d-ee00-4ad5-88ad-012e57ba16e9","originalAuthorName":"曹二华"}],"categoryName":"|","doi":"","fpage":"666","id":"c7077def-4804-4e8d-8b23-6db1777945d4","issue":"3","journal":{"abbrevTitle":"WJCLXB","coverImgSrc":"journal/img/cover/WJCLXB.jpg","id":"62","issnPpub":"1000-324X","publisherId":"WJCLXB","title":"无机材料学报"},"keywords":[{"id":"09f3160c-9ad0-4376-ae55-b1e51157e39b","keyword":"BaF₂闪烁晶体","originalKeyword":"BaF₂闪烁晶体"},{"id":"3d343321-52d3-4109-826f-2dab0e86c218","keyword":"null","originalKeyword":"null"},{"id":"f8b17457-659d-4b23-89d4-7b6246877efc","keyword":"null","originalKeyword":"null"}],"language":"zh","publisherId":"1000-324X_2004_3_44","title":"抑制BaF₂晶体闪烁光慢成分的选择吸收膜系的研究","volume":"19","year":"2004"},{"abstractinfo":"根据BaF2晶体闪烁光快、慢成分波段的不同,设计并制备了用于抑制该晶体闪烁光慢成分的Al2O3/MgF2/Al/MgF2…金属-介质选择吸收膜系.透射光谱、发射光谱和发光衰减时间谱的实验结果显示,所研制的选择吸收膜系达到了预期的要求,BaF2晶体闪烁光快、慢成分比提高了80倍以上,有效地提高了BaF2闪烁晶体在高计数率测量中的应用价值.","authors":[{"authorName":"马晓辉","id":"c74471a8-f55e-4d3b-a49b-ec7c63b86e3e","originalAuthorName":"马晓辉"},{"authorName":"顾牡","id":"11ff199e-fcc0-4667-b39c-fac7dc1aa4a6","originalAuthorName":"顾牡"},{"authorName":"徐荣昆","id":"4d628ae1-0f4e-430e-8a4c-3431f289be76","originalAuthorName":"徐荣昆"},{"authorName":"吴永刚","id":"8fa117ea-e011-4a85-8708-9ee2909e3fb1","originalAuthorName":"吴永刚"},{"authorName":"曹二华","id":"69648c5a-e70e-417a-b61b-a1b68433e4e5","originalAuthorName":"曹二华"}],"doi":"10.3321/j.issn:1000-324X.2004.03.037","fpage":"666","id":"d04fd59b-5159-4abf-a245-22f9cc78f8ce","issue":"3","journal":{"abbrevTitle":"WJCLXB","coverImgSrc":"journal/img/cover/WJCLXB.jpg","id":"62","issnPpub":"1000-324X","publisherId":"WJCLXB","title":"无机材料学报"},"keywords":[{"id":"4ce15844-23f8-4990-b94d-7ff0ab700c55","keyword":"BaF2闪烁晶体","originalKeyword":"BaF2闪烁晶体"},{"id":"ac1eb6c1-0bf5-4a79-b202-1d3526869389","keyword":"选择吸收膜系","originalKeyword":"选择吸收膜系"},{"id":"12362cbf-1f87-4e18-a5d5-deb55a37b250","keyword":"快、慢成分抑制比","originalKeyword":"快、慢成分抑制比"}],"language":"zh","publisherId":"wjclxb200403037","title":"抑制BaF2晶体闪烁光慢成分的选择吸收膜系的研究","volume":"19","year":"2004"},{"abstractinfo":"测试和分析了Sr:BaF2晶体电子辐照前后以及辐照着色的样品光致转型过程的吸收谱.研究结果表明,能量为1.5MeV和1.8MeV的电子束对Sr:BaF2晶体的辐照注量达1015～1016cm-2时,诱生F-H对、F心及其与杂质的复合色心.用波长为632.8nm的He-Ne激光照射电子辐照着色的样品,可使F心转型成FA(Sr2+)心;再用钠光(589.0,589.6nm)照射,又可将FA(Sr2+)心部分回转成F心.","authors":[{"authorName":"张晋","id":"a54e4a50-383c-45a9-bd8b-8464b8dae6e1","originalAuthorName":"张晋"},{"authorName":"林理彬","id":"f45f5d31-b0ea-435e-8c2b-7215075ebb0f","originalAuthorName":"林理彬"},{"authorName":"蒋仕级","id":"e5aa8690-0dd4-4848-a6a2-d6ea3719db16","originalAuthorName":"蒋仕级"},{"authorName":"陈军","id":"8c2839b9-7624-4264-b5d8-9fe5043c5ae6","originalAuthorName":"陈军"},{"authorName":"刘梅","id":"0777b488-7ff5-42b8-a6cb-fbe0120fa416","originalAuthorName":"刘梅"},{"authorName":"林理忠","id":"ae02b12c-7e7e-4c43-8491-e1584db3b421","originalAuthorName":"林理忠"}],"doi":"10.3969/j.issn.1000-985X.1998.04.006","fpage":"330","id":"8103b183-8695-454c-8f44-d30441181ed2","issue":"4","journal":{"abbrevTitle":"RGJTXB","coverImgSrc":"journal/img/cover/RGJTXB.jpg","id":"57","issnPpub":"1000-985X","publisherId":"RGJTXB","title":"人工晶体学报"},"keywords":[{"id":"5015561c-9d2a-44ed-b851-0a0870ae18fd","keyword":"Sr:BaF2晶体","originalKeyword":"Sr:BaF2晶体"},{"id":"7dca6c5e-dfa9-4cfb-b8d0-82a464535591","keyword":"电子辐照","originalKeyword":"电子辐照"},{"id":"630f7d2d-1148-496b-b3a1-22ccc7124982","keyword":"F-H对","originalKeyword":"F-H对"},{"id":"a728b2b0-d508-4370-bc85-40dff83a4bbf","keyword":"F心及其复合色心FA(Sr2+)","originalKeyword":"F心及其复合色心FA(Sr2+)"},{"id":"49fbe27e-e2ab-4c0d-ac94-2a6d05d464e1","keyword":"光致转型","originalKeyword":"光致转型"}],"language":"zh","publisherId":"rgjtxb98199804006","title":"Sr:BaF2晶体电子辐照诱生F型色心及其转型研究","volume":"27","year":"1998"},{"abstractinfo":"在CTAB/正丁醇/正庚烷/水微乳液体系,采用氟化铵和氯化钡为原料制备了纳米氟化钡和掺杂稀土的纳米BaF2∶Ce3+材料.经SEM表征,BaF2和BaF2∶Ce3+均为均匀的球形纳米粒子,粒径39 nm左右.XRD表征掺杂Ce3+后没有显著改变BaF2晶体的结构.荧光光谱分析,BaF2∶Ce3+纳米粒子产生了300 nm～400 nm的宽带发射谱,峰值352 nm,半峰宽约60 nm.BaF2∶Ce3+纳米粒子激发带在180 nm～320 nm之间,峰值285 nm.","authors":[{"authorName":"刘晓红","id":"7aefe328-3e51-40aa-b40d-68d15b3c123d","originalAuthorName":"刘晓红"},{"authorName":"陈剑军","id":"fd15c2bc-0986-4919-b5f6-e936e54edf84","originalAuthorName":"陈剑军"},{"authorName":"许春晓","id":"ec2631f0-ade4-4b08-a664-158a7c213665","originalAuthorName":"许春晓"},{"authorName":"田明明","id":"d5633aed-a210-49e3-98f4-aed591a08d50","originalAuthorName":"田明明"}],"doi":"","fpage":"61","id":"8f8735eb-ea52-4c08-a3d8-7823e7ec1d7b","issue":"2","journal":{"abbrevTitle":"XT","coverImgSrc":"journal/img/cover/XT.jpg","id":"65","issnPpub":"1004-0277","publisherId":"XT","title":"稀土"},"keywords":[{"id":"9dac71b5-6238-443e-a9ac-4bab66db2ca3","keyword":"微乳液","originalKeyword":"微乳液"},{"id":"84c87545-8656-4b72-b492-a12d3ed8033d","keyword":"纳米BaF2","originalKeyword":"纳米BaF2"},{"id":"b3eeaefb-1889-4e97-b840-0d889b790976","keyword":"纳米BaF2∶Ce3+","originalKeyword":"纳米BaF2∶Ce3+"},{"id":"fc97bc8f-e6bf-48c7-b13d-9518c501c995","keyword":"制备","originalKeyword":"制备"}],"language":"zh","publisherId":"xitu201302013","title":"微乳液体系制备纳米BaF2和BaF2∶Ce3+材料","volume":"34","year":"2013"},{"abstractinfo":"采用醇/水混合溶剂方法制备了不同粒径的纳米BaF2粉体,研究了粉体的热稳定性.结果表明,纳米BaF2粉体的粒径随着混合溶剂中乙醇含量的提高而减小,粉体的形貌和分散性也都随之改变.根据在不同升温速率下测量的每种粒径纳米BaF2粉体的DSC曲线,由Kissinger方程求出了各晶粒长大激活能.BaF2晶粒长大激活能随着粉体粒径的减小而线性地减小,纳米晶BaF2的热稳定性随着粒径的减小而降低.","authors":[{"authorName":"吕燕飞","id":"270a8c05-316a-4ed2-8cbc-bd6c9824c85b","originalAuthorName":"吕燕飞"},{"authorName":"吴希俊","id":"c10d9f2d-93e1-4974-ac36-086205663f87","originalAuthorName":"吴希俊"},{"authorName":"吴大雄","id":"c7909cc4-2a52-4641-ad86-f025cd4f5eb3","originalAuthorName":"吴大雄"}],"doi":"10.3321/j.issn:1005-3093.2007.01.009","fpage":"45","id":"8edc5e3e-212b-4d25-a755-633a5f04ad7b","issue":"1","journal":{"abbrevTitle":"CLYJXB","coverImgSrc":"journal/img/cover/CLYJXB.jpg","id":"16","issnPpub":"1005-3093","publisherId":"CLYJXB","title":"材料研究学报"},"keywords":[{"id":"62cb76a6-78fb-4280-b253-79cdae383084","keyword":"无机非金属材料","originalKeyword":"无机非金属材料"},{"id":"0f9cd22a-f604-49ab-bf5e-a6e93dd5850f","keyword":"纳米BaF2粉体","originalKeyword":"纳米BaF2粉体"},{"id":"90640a1e-15bb-4b64-9ae4-1fdf4286fb08","keyword":"热稳定性","originalKeyword":"热稳定性"},{"id":"6073ab07-faa6-41a4-b4d3-dc774b1a505b","keyword":"晶粒长大激活能","originalKeyword":"晶粒长大激活能"}],"language":"zh","publisherId":"clyjxb200701009","title":"纳米BaF2粉体的热稳定性","volume":"21","year":"2007"},{"abstractinfo":"研究了BaF2添加对高温超导氧化物YBCO先驱粉末的热力学行为及对织构组织和超导性能的影响.DTA分析结果表明,添加BaF2使YBC0先驱粉末升温过程中的包晶分解温度有所降低,同时使YBCO的包晶反应温度降低,对织构生长的温度区间影响不是很明显.SEM测量发现,YBCO的显微组织结构基小不变,说明BaF2的添加没有显著影响YBCO的织构生长和Y211在基体中的分布.磁化率测量表明,当BaF2含量小于10%(质量分数)时超导转变温度略有降低.","authors":[{"authorName":"冯建情","id":"0926aa14-7af6-4409-9056-b032570ba1e2","originalAuthorName":"冯建情"},{"authorName":"周廉","id":"ca96597f-1a68-4671-b807-d2e133b53bae","originalAuthorName":"周廉"},{"authorName":"卢亚锋","id":"0a443d64-5ab6-4e4e-bc90-532e80fbc636","originalAuthorName":"卢亚锋"},{"authorName":"张平祥","id":"6298cf13-1189-4e0c-a318-394a9f36636f","originalAuthorName":"张平祥"},{"authorName":"徐晓燕","id":"348fe3ad-1f9d-4e6d-905a-ad54a9119151","originalAuthorName":"徐晓燕"},{"authorName":"陈绍楷","id":"35e8e0fa-ce96-4a0c-8b30-dc96113dcbb9","originalAuthorName":"陈绍楷"},{"authorName":"张翠萍","id":"d9b6e870-40e6-43b0-beb7-2825386f40d6","originalAuthorName":"张翠萍"}],"doi":"","fpage":"321","id":"6499b280-94a7-4dd7-979e-ddd7aa6e503b","issue":"2","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"61ec4c4c-60ee-4687-b538-11c267f8d537","keyword":"YBCO","originalKeyword":"YBCO"},{"id":"722e2c03-beb8-4588-8862-bcda4d51d1f4","keyword":"熔融织构","originalKeyword":"熔融织构"},{"id":"17e2b7f6-cfea-430f-bccf-2ab4bb0183d3","keyword":"BaF2添加","originalKeyword":"BaF2添加"},{"id":"9c2bd207-68e4-4b18-ad6f-2f82ecf0cc97","keyword":"热力学行为","originalKeyword":"热力学行为"},{"id":"13aa6a06-8b07-4fde-af47-7a8c9b50e455","keyword":"转变温度","originalKeyword":"转变温度"}],"language":"zh","publisherId":"xyjsclygc200702030","title":"高温超导氧化物YBCO中添加BaF2的研究","volume":"36","year":"2007"},{"abstractinfo":"本文运用嵌入原子簇的电荷自洽离散变分方法(DVM-Xα方法)分别对Sr∶BaF2晶体中F,F+和FA[Sr2+]心的能级结构进行了计算,得到了F,F+和FA[Sr2+]心的光学吸收跃迁模式,其跃迁能量分别是1.91eV,1.89eV,2.13eV.我们认为,经电子辐照后的Sr∶BaF2晶体,在光吸收实验中测到的640nm(1.94eV),840nm(2.15eV)两个峰分别是由于电子辐照过程中形成的F和FA[Sr2+]心的吸收峰,在光诱导下并存在着F→FA[Sr2+]心的可逆转换过程.本文的计算结果合理地解释了实验所观测到的现象.","authors":[{"authorName":"陈军","id":"bcc193c3-f4e3-4eaa-8187-f3af3ac2d81f","originalAuthorName":"陈军"},{"authorName":"林理彬","id":"973228f8-36fb-4853-8915-49689171537e","originalAuthorName":"林理彬"},{"authorName":"张晋","id":"64c7973a-c5ff-40a9-8b37-c1f88c0564b7","originalAuthorName":"张晋"},{"authorName":"何维","id":"2d541dc5-6c26-4e4a-9baa-d66f47bf51a4","originalAuthorName":"何维"},{"authorName":"卢勇","id":"9b089869-286b-4ad8-ba59-1cc710c9f47b","originalAuthorName":"卢勇"}],"doi":"10.3969/j.issn.1000-985X.1999.03.005","fpage":"233","id":"6b636f72-4a25-49f3-92c8-5ab1d33a6598","issue":"3","journal":{"abbrevTitle":"RGJTXB","coverImgSrc":"journal/img/cover/RGJTXB.jpg","id":"57","issnPpub":"1000-985X","publisherId":"RGJTXB","title":"人工晶体学报"},"keywords":[{"id":"f659f27c-56cb-490a-9e5b-164fb9a6e147","keyword":"F型色心","originalKeyword":"F型色心"},{"id":"1b781369-e0df-43b7-8ce6-09aaf7d2fbc1","keyword":"氟化钡晶体","originalKeyword":"氟化钡晶体"},{"id":"0df4948c-de0d-467c-ae1f-e43e711ad49f","keyword":"闪烁晶体","originalKeyword":"闪烁晶体"},{"id":"159d00e0-20ef-476e-b08c-2d7290880c77","keyword":"能级结构","originalKeyword":"能级结构"},{"id":"8a9ce356-ce87-4eaf-9d11-3a28d452ad87","keyword":"光致转型","originalKeyword":"光致转型"}],"language":"zh","publisherId":"rgjtxb98199903005","title":"Sr∶BaF2中的F型色心的电子结构及转型机理研究","volume":"28","year":"1999"},{"abstractinfo":"为了提高光学薄膜元件抗激光损伤的能力,除了寻找先进的镀膜方法及工艺外,还可采取后期处理,因为后期处理对激光损伤阈值(LIDT)也有重要影响.采用输出波长为1064nm的调QNd∶YAG激光器,对膜厚为λ/2(λ=1064nm)的单层BaF2薄膜进行激光预处理,研究了其激光损伤特性.在光斑大小一定的条件下,改变能量密度和脉冲次数,分别研究了它们对薄膜阈值的影响,得出最佳处理参数:能量密度为9.9J/cm2,脉冲次数为3次.处理后的BaF2薄膜,激光损伤阈值从未处理的16.5J/cm2提高到了29.9J/cm2.","authors":[{"authorName":"邹逢","id":"3485c085-6378-4a68-8674-9d9924f37c7d","originalAuthorName":"邹逢"},{"authorName":"徐均琪","id":"70d8b476-c292-4f6e-af49-f9652d97e397","originalAuthorName":"徐均琪"},{"authorName":"苏俊宏","id":"984a232b-de58-4388-9ae2-2e8d130b3800","originalAuthorName":"苏俊宏"},{"authorName":"马健波","id":"f92f60b0-0406-4512-a6e4-997c9b57e719","originalAuthorName":"马健波"}],"doi":"","fpage":"4","id":"eec4b477-9895-481d-98e3-f777a675d88d","issue":"5","journal":{"abbrevTitle":"BMJS","coverImgSrc":"journal/img/cover/BMJS.jpg","id":"3","issnPpub":"1001-3660","publisherId":"BMJS","title":"表面技术 "},"keywords":[{"id":"d2e7a933-1258-441c-9a93-49cc708bfdbc","keyword":"激光预处理","originalKeyword":"激光预处理"},{"id":"f025e745-4e93-4181-865a-5ae3efcfbca3","keyword":"薄膜","originalKeyword":"薄膜"},{"id":"4702044d-f222-438c-9fe4-4f3e4f083450","keyword":"BaF2","originalKeyword":"BaF2"},{"id":"d1e4f98f-d52a-494b-bf60-3abb839af055","keyword":"激光损伤阈值","originalKeyword":"激光损伤阈值"}],"language":"zh","publisherId":"bmjs201205002","title":"激光预处理对BaF2薄膜损伤性能的影响","volume":"41","year":"2012"},{"abstractinfo":"本文用CTAB/丁醇/庚烷/水四组分微乳液体系沉淀制备纳米BaF2.研究了体系中丁醇和CTAB的质量比、庚烷质量、含水量及溶质对微乳液体系稳定性和产物BaF2沉淀粒径、分布的影响.稳定的Ba(NO3)2微乳液和NH4F微乳液混合制得10nm的BaF2颗粒,单分散性好,颗粒呈球形.BaF2粒径大小和分布随CTAB和水质量比值的增大而减小.","authors":[{"authorName":"吕燕飞","id":"ec10a3d3-10e1-49dd-ab64-db15895409af","originalAuthorName":"吕燕飞"},{"authorName":"吴希俊","id":"7a847c1c-c447-4689-8529-eb170986eed8","originalAuthorName":"吴希俊"},{"authorName":"吴大雄","id":"08780139-3d5b-4dd1-8b5f-156c9c7403c7","originalAuthorName":"吴大雄"},{"authorName":"王晖","id":"1df2866a-8085-4069-bcf7-8b7ff0ab5acb","originalAuthorName":"王晖"}],"doi":"10.3969/j.issn.1673-2812.2006.02.007","fpage":"196","id":"90c352b1-e1a9-4a90-8df4-17ca49cf205d","issue":"2","journal":{"abbrevTitle":"CLKXYGCXB","coverImgSrc":"journal/img/cover/CLKXYGCXB.jpg","id":"13","issnPpub":"1673-2812","publisherId":"CLKXYGCXB","title":"材料科学与工程学报"},"keywords":[{"id":"1b92e033-c83e-4cdd-920e-e92bcfc04cec","keyword":"稳定微乳液","originalKeyword":"稳定微乳液"},{"id":"6f91e35b-750b-4f5d-bf01-c5b600e99643","keyword":"纳米BaF2","originalKeyword":"纳米BaF2"}],"language":"zh","publisherId":"clkxygc200602007","title":"CTAB/丁醇/庚烷/水四组分微乳液稳定性研究及BaF2纳米粉体制备","volume":"24","year":"2006"},{"abstractinfo":"采用液氮制冷和空冷两种冷却方式制备了不同烧结温度的系列相同配方Er3+/Yb3+共掺杂BaF2粉末.与同一烧结温度采用空冷制得的样品相比较,液氮制冷可将样品的上转换荧光强度提高20倍.各样品的XRD图谱表明,经两种方式冷却后样品的晶体结构没有明显区别,但采用液氮制冷制得样品的BaF2平均晶格常数a和样品中Yb2O3含量均较采用空冷制得样品的相应参数略有减小,由此可知液氮制冷有利于更多稀土离子替代基质材料中的Ba2+成为发光中心,提高了样品的上转换发光效率.","authors":[{"authorName":"张向华","id":"d673fecb-5b72-45bb-8662-b940aa5df2d5","originalAuthorName":"张向华"},{"authorName":"肖思国","id":"f06e4b72-6f9e-46fa-85e3-35919842da83","originalAuthorName":"肖思国"},{"authorName":"丁庆磊","id":"73ea06a0-863c-4845-9a99-8f3ee80efb28","originalAuthorName":"丁庆磊"},{"authorName":"夏艳琴","id":"c840a496-7d25-43a5-8650-342d6994dea4","originalAuthorName":"夏艳琴"},{"authorName":"刘政威","id":"87d1d0fb-d1c6-4180-896d-5ce4d24c627a","originalAuthorName":"刘政威"}],"doi":"10.3969/j.issn.1001-1625.2006.06.016","fpage":"67","id":"95e97cd1-1ce0-4019-ba4f-5150ffd44102","issue":"6","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报 "},"keywords":[{"id":"c5c94bbb-426b-46bc-aaa3-e8ec7bcbd000","keyword":"上转换","originalKeyword":"上转换"},{"id":"f822b230-925d-47f5-b227-153d44c8c88f","keyword":"BaF2","originalKeyword":"BaF2"},{"id":"207bb9ae-5558-495a-acfd-55944c1054a1","keyword":"液氮制冷","originalKeyword":"液氮制冷"},{"id":"06b81a6c-dd24-4a59-98d1-ca18a923d8fb","keyword":"空冷","originalKeyword":"空冷"},{"id":"157874f9-30da-439c-bb37-7aaf77838894","keyword":"晶格常数","originalKeyword":"晶格常数"}],"language":"zh","publisherId":"gsytb200606016","title":"不同冷却方式对Er3+/Yb3+共掺BaF2粉末上转换发光效率的影响","volume":"25","year":"2006"}],"totalpage":8613,"totalrecord":86124}