{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"研究用热分解法从 CdCO3前驱体制备 CdO 纳米颗粒的非等温动力学。采用 Malek 模型模拟法和改进的非模型等转化率 Vyazovkin 法对所得 DSC 和 TDA 数据进行分析。结果表明,从 CdCO3制备 CdO 纳米颗粒的反应属于自动催化反应。Sestak?Berggren 模型能很好地描述该反应过程。另外,计算得到 CdCO3热分解反应的表观活化能为(119.19±9.97) kJ/mol,并建立了该热分解反应的反应速率方程。","authors":[{"authorName":"Gholam Reza KHAYATI","id":"6d0e3d61-35d1-481b-b58a-70faf19901a7","originalAuthorName":"Gholam Reza KHAYATI"},{"authorName":"Seyed Hadi SHAHCHERAGHI","id":"be1792d3-096c-42d8-89e7-876b7a6369b8","originalAuthorName":"Seyed Hadi SHAHCHERAGHI"},{"authorName":"Vahid LOTFI","id":"d045ea71-866a-4a4a-9472-72bb6dadf2f2","originalAuthorName":"Vahid LOTFI"},{"authorName":"Esmael DAREZARESHKI","id":"6f520bf4-d3af-4114-bd6a-6c24b98d78a3","originalAuthorName":"Esmael DAREZARESHKI"}],"doi":"10.1016/S1003-6326(16)64212-7","fpage":"1138","id":"331d8e62-1223-4465-88bc-1fc4a77e5953","issue":"4","journal":{"abbrevTitle":"ZGYSJSXBEN","coverImgSrc":"journal/img/cover/ZGYSJSXBEN.jpg","id":"757390d2-7d95-4517-96f1-e467ce1bff63","issnPpub":"1003-6326","publisherId":"ZGYSJSXBEN","title":"中国有色金属学报(英文版)"},"keywords":[{"id":"c802f647-9dcf-443a-b31a-4c90b7ccda89","keyword":"CdCO3","originalKeyword":"CdCO3"},{"id":"109fd109-5e72-42fd-b6d8-67199aafa808","keyword":"CdO 纳米颗粒","originalKeyword":"CdO 纳米颗粒"},{"id":"1d197cfe-b242-4aa4-99ab-5af01cffa535","keyword":"动力学建模","originalKeyword":"动力学建模"},{"id":"ec3f01ae-22e9-488c-b50e-7a1d722f7642","keyword":"热分解","originalKeyword":"热分解"},{"id":"edc070ac-9112-41f2-ad6f-135a4360f33b","keyword":"改进等转换率法","originalKeyword":"改进等转换率法"}],"language":"zh","publisherId":"zgysjsxb-e201604028","title":"用热分解法从 CdCO3前驱体制备CdO 纳米颗粒的反应路径和反应动力学","volume":"26","year":"2016"},{"abstractinfo":"比较若干种轧制规程设计方法,认为改进的综合等负荷函数法适合实验轧机的压下规程设定.参数的改进很好地解决了程序的收敛性,并比较各种传统模型找出了最优模型.同时,在不同情况下使用不同模型有较好效果.Stone模型和连家创模型的改进拓宽了它们的应用.","authors":[{"authorName":"李慧超","id":"8b91f761-393d-482f-a352-e51fac40ee3a","originalAuthorName":"李慧超"},{"authorName":"蔡庆伍","id":"52782bc7-d2f6-4a05-9002-3a4738f05388","originalAuthorName":"蔡庆伍"},{"authorName":"余伟","id":"9610752a-7775-4611-8901-0232bb973698","originalAuthorName":"余伟"},{"authorName":"杨荃","id":"5d6f21e6-6db3-4587-8bf5-a9e3aa4750e4","originalAuthorName":"杨荃"}],"doi":"10.3969/j.issn.1001-7208.2004.03.010","fpage":"38","id":"b9af535c-999e-4a62-bf3c-1a3730aa39cb","issue":"3","journal":{"abbrevTitle":"SHJS","coverImgSrc":"journal/img/cover/SHJS.jpg","id":"59","issnPpub":"1001-7208","publisherId":"SHJS","title":"上海金属"},"keywords":[{"id":"988c05c4-f94d-4429-984a-95dc664abbb1","keyword":"双机架可逆轧机","originalKeyword":"双机架可逆轧机"},{"id":"12ceea1c-0852-49f9-ae10-ce21c812d3f7","keyword":"轧制规程","originalKeyword":"轧制规程"},{"id":"554084a0-c501-428b-86f8-57e88e567774","keyword":"传统模型","originalKeyword":"传统模型"},{"id":"fe63aa1b-1e1f-47cd-98f3-d5e3ddf93ed2","keyword":"综合等负荷函数法","originalKeyword":"综合等负荷函数法"}],"language":"zh","publisherId":"shjs200403010","title":"改进的综合等负荷函数法在可逆轧机压下分配中的应用","volume":"26","year":"2004"},{"abstractinfo":"首次采用非线性等转化率法研究了聚苯乙烯在氮气中不同升温速率下的非等温热重曲线,通过程序拟合得到了热解过程中活化能Eα与转化率α的关系.实验结果显示,在氮气中聚苯乙烯存在一个失重阶段,起始热解温度随升温速率的增大而升高.动力学拟合结果显示,热解初始阶段的活化能值较低,约为80 kJ/mol,主要对应于聚合物链中弱键的任意断裂反应,其反应速度很快;随着反应的进行,活化能Eα逐渐增大,当α0.3后趋于平缓,此阶段Eα的平均值约为145 kJ/mol,反应主要为聚合物链本身的断裂、解聚;当α0.9时,Eα值迅速减小,反应以链终止反应为主.","authors":[{"authorName":"曾文茹","id":"a305f3e3-ec01-4869-a483-029b3df45c09","originalAuthorName":"曾文茹"},{"authorName":"姚斌","id":"fa9ae0bf-505b-47d0-8039-1124cabf0fd1","originalAuthorName":"姚斌"},{"authorName":"宗若雯","id":"9016d805-2cae-47d6-8b0f-a59141d43cdd","originalAuthorName":"宗若雯"},{"authorName":"周允基","id":"147aee36-9e5b-41d6-975b-0a66e5871037","originalAuthorName":"周允基"}],"doi":"","fpage":"128","id":"42cb129e-8042-4f68-9a99-e283efa6d6e7","issue":"8","journal":{"abbrevTitle":"GFZCLKXYGC","coverImgSrc":"journal/img/cover/GFZCLKXYGC.jpg","id":"31","issnPpub":"1000-7555","publisherId":"GFZCLKXYGC","title":"高分子材料科学与工程"},"keywords":[{"id":"f8678afb-2c36-4165-bc8a-a1fa80dba03d","keyword":"聚苯乙烯","originalKeyword":"聚苯乙烯"},{"id":"744d2aff-86b6-47c5-8a11-358f7798fc0e","keyword":"非线性等转化率法","originalKeyword":"非线性等转化率法"},{"id":"ff4f0719-2938-43ba-9725-58a19ab296d5","keyword":"热解","originalKeyword":"热解"},{"id":"999f4154-a560-4354-beb6-4b1d06ffdbcf","keyword":"活化能","originalKeyword":"活化能"},{"id":"c8795b67-05db-4f3f-8d10-f500737c2c67","keyword":"转化率","originalKeyword":"转化率"}],"language":"zh","publisherId":"gfzclkxygc200808033","title":"非线性等转化率法研究聚苯乙烯热解反应活化能与转化率的关系","volume":"24","year":"2008"},{"abstractinfo":"从激光大气语音通信电路设计的角度分析了引起语音传输失真的主要因素:A/D转换器的选择和波特率的设置.实验表明:激光大气语音通信对A/D转换器的转换精度要求较高,即要保证语音通信质量,A/D转换器的转换精度应在8位以上;而对A/D转换器的转换速率要求较低,一般选择8 kHz或10 kHz的采样速率即可;在正确选择编码方式后,波特率设置为大于数字信号传输速率,可保证语音通信质量.","authors":[{"authorName":"陈翠华","id":"19e2178e-f69f-4872-8102-5f3bd6353f89","originalAuthorName":"陈翠华"},{"authorName":"柴金华","id":"344181c8-7efa-4c2b-a5a2-96d8a9e97ec9","originalAuthorName":"柴金华"}],"doi":"10.3969/j.issn.1007-5461.2006.02.020","fpage":"225","id":"3c1307b8-d1ab-46ee-a430-315311327bcb","issue":"2","journal":{"abbrevTitle":"LZDZXB","coverImgSrc":"journal/img/cover/LZDZXB.jpg","id":"53","issnPpub":"1007-5461","publisherId":"LZDZXB","title":"量子电子学报 "},"keywords":[{"id":"01ea5f42-320a-4911-a3cc-de69cd9881d5","keyword":"光通信","originalKeyword":"光通信"},{"id":"1209f484-220d-4729-88fa-ddf2f8a98d59","keyword":"激光大气通信","originalKeyword":"激光大气通信"},{"id":"e7a3d481-4491-4427-bf8a-a537ed156778","keyword":"A/D转换器","originalKeyword":"A/D转换器"},{"id":"f1d97642-6472-4084-b687-8fe8fd301f47","keyword":"串行通信","originalKeyword":"串行通信"},{"id":"64809d64-9154-49bc-9550-54e852d5e935","keyword":"语音编码","originalKeyword":"语音编码"},{"id":"ec3a11c5-1cd2-4af8-8191-581dc680f492","keyword":"波特率","originalKeyword":"波特率"}],"language":"zh","publisherId":"lzdzxb200602020","title":"模数转换与波特率设置对大气激光语音通信质量的影响","volume":"23","year":"2006"},{"abstractinfo":"在高能闪光照相中,转换屏起着将高能X光转变成可见光的作用,它对系统的空间分辨率有重要影响.通过实验,分析了几种转换屏对系统调制传递函数MTF(空间分辨率)的影响.这些对于实验的布局以及对成像系统性能的定性分析都有很重要的实用价值.","authors":[{"authorName":"王云秀","id":"9cc1f82e-c27f-4d84-9564-3cb4ce1a6634","originalAuthorName":"王云秀"},{"authorName":"王婉丽","id":"7060747c-7f83-4df5-bcf8-42f62a932c34","originalAuthorName":"王婉丽"},{"authorName":"祁双喜","id":"f55fb46c-616e-4925-8616-9494e76f73d9","originalAuthorName":"祁双喜"},{"authorName":"谭肇","id":"652a8e02-3c8d-4f79-92c4-41a913249cc1","originalAuthorName":"谭肇"},{"authorName":"王伟","id":"077fb41a-3d3c-4edf-a504-baae7465330c","originalAuthorName":"王伟"}],"doi":"10.3969/j.issn.1007-5461.2005.01.005","fpage":"30","id":"01ed9bd2-7632-41d1-9d14-8b2a599284df","issue":"1","journal":{"abbrevTitle":"LZDZXB","coverImgSrc":"journal/img/cover/LZDZXB.jpg","id":"53","issnPpub":"1007-5461","publisherId":"LZDZXB","title":"量子电子学报 "},"keywords":[{"id":"907bb028-c2ae-48fb-a0b4-8ead2c5b047c","keyword":"图像处理","originalKeyword":"图像处理"},{"id":"b1159108-2833-47d2-b4b0-70ad5c1f0337","keyword":"调制传递函数(MTF)","originalKeyword":"调制传递函数(MTF)"},{"id":"563a8f9c-f61c-4e21-be16-fb280fa16b00","keyword":"多项式拟合","originalKeyword":"多项式拟合"},{"id":"317e3e2f-0885-4bf1-8766-3fcd6266da55","keyword":"转换屏","originalKeyword":"转换屏"}],"language":"zh","publisherId":"lzdzxb200501005","title":"辐射照相中转换屏分辨率的实验研究","volume":"22","year":"2005"},{"abstractinfo":"综合研究分析了生产中出现的尾液金品位高、金吸附率低的原因.针对这些原因对工艺进行了相应的改进,使金吸附率稳定在98.5%以上,取得了较好的经济效益.","authors":[{"authorName":"刘志亮","id":"ef356aaa-0896-4d36-85c5-f6f5bcb73db1","originalAuthorName":"刘志亮"}],"doi":"10.3969/j.issn.1001-1277.2003.08.012","fpage":"38","id":"94cabf51-b5b5-4d5a-a9c7-8edc634c8213","issue":"8","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"0c3daf78-c5e2-4f97-bf56-d52029a82654","keyword":"炭污染","originalKeyword":"炭污染"},{"id":"a3e93100-b02f-4fb0-bff1-fcb6d2586899","keyword":"炭量失衡","originalKeyword":"炭量失衡"},{"id":"c19bd7cb-6c5d-414d-b826-a14e0c5aa6fe","keyword":"炭再生","originalKeyword":"炭再生"},{"id":"b00611c0-3a62-48c1-a64f-ddc41e3a3bea","keyword":"尾槽炭金品位","originalKeyword":"尾槽炭金品位"},{"id":"a46785b1-af21-4cfe-8baf-df3675de2d86","keyword":"矿浆浓度","originalKeyword":"矿浆浓度"},{"id":"f5aac0d7-f7a6-45f7-a8a8-31a7b7861b15","keyword":"吸附率","originalKeyword":"吸附率"}],"language":"zh","publisherId":"huangj200308012","title":"金吸附率低的原因分析及改进措施","volume":"24","year":"2003"},{"abstractinfo":"针对现有粉煤灰提取氧化铝方法中存在的问题,采用硫酸固相转化法从粉煤灰中提取氧化铝,考察了硫酸用量、反应温度和时间、升温速度等因素对铝转化率的影响.利用X射线衍射仪(XRD)、扫描电子显微镜(SEM)和能谱分析(EDS)等手段对粉煤灰提取铝工艺过程中各样品的微观形貌和结构组成变化进行研究.结果表明,粉煤灰与浓硫酸反应后,粉煤灰中的偏高岭石、莫来石等铝硅酸盐矿物颗粒受到硫酸浸蚀转变成硫酸铝和二氧化硅;固相转化后的熟料用水洗即可将铝浸出而与硅分离;硫酸用量、温度及升温速度对转化率的影响较大,转换率可达94%以上.","authors":[{"authorName":"蒋训雄","id":"5b0941db-651a-4410-bcb7-02a98a2c8044","originalAuthorName":"蒋训雄"},{"authorName":"蒋开喜","id":"407c7c60-5af9-43b6-9f73-8d1c722375c3","originalAuthorName":"蒋开喜"},{"authorName":"范艳青","id":"22eeab59-3e96-4d57-891f-6b8a5bba0f86","originalAuthorName":"范艳青"},{"authorName":"汪胜东","id":"fb3f45f5-16b9-4fd5-b7d1-10978432b633","originalAuthorName":"汪胜东"},{"authorName":"冯林永","id":"7d784810-0d0a-4832-b82b-4fa58fbb1c03","originalAuthorName":"冯林永"},{"authorName":"李达","id":"5b29aa0a-1823-41a2-95da-3cc87a2e19b1","originalAuthorName":"李达"}],"doi":"10.3969/j.issn.2095-1744.2017.03.007","fpage":"30","id":"dbc1404d-6976-413d-adcb-81a85a182a55","issue":"3","journal":{"abbrevTitle":"YSJSGC","coverImgSrc":"journal/img/cover/YSJSGC.jpg","id":"76","issnPpub":"2095-1744","publisherId":"YSJSGC","title":"有色金属工程"},"keywords":[{"id":"8ed6aae4-7d5a-44b8-b989-4eb7c1aea1c7","keyword":"粉煤灰","originalKeyword":"粉煤灰"},{"id":"4cd63768-03c4-4c7a-92ae-0606610ca3b1","keyword":"氧化铝","originalKeyword":"氧化铝"},{"id":"5a28c1da-bc2b-4135-b8d8-32f2341620a3","keyword":"硫酸固相转化","originalKeyword":"硫酸固相转化"},{"id":"cddae58f-6e84-4940-9ffb-9bc862bbeed8","keyword":"相变","originalKeyword":"相变"}],"language":"zh","publisherId":"ysjs201703007","title":"硫酸固相转化法从粉煤灰中提取氧化铝","volume":"7","year":"2017"},{"abstractinfo":"讨论了“综合等负荷函数法”的改进,将原有正向迭代,改为温度—厚度的正反向交叉迭代,并通过在迭代中过程中人为增加负荷余量和采用新的迭代参数,极大地改善了目标函数性态和算法的稳定性,为该方法的实时在线应用奠定了坚实的基础。","authors":[{"authorName":"白埃民","id":"4334d791-2a98-4306-972c-6a88b400541a","originalAuthorName":"白埃民"},{"authorName":"周和敏","id":"84bc1636-fddc-42df-8671-50067bcd2739","originalAuthorName":"周和敏"}],"doi":"","fpage":"38","id":"f2265742-0dad-4393-a660-b04ab90e5e47","issue":"1","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"5f79f3d4-12bc-446f-8d75-09c437acf18e","keyword":"综合等负荷函数法","originalKeyword":"综合等负荷函数法"},{"id":"25692cc6-f780-4c6d-94be-b6724550bf9a","keyword":"交叉迭代","originalKeyword":"交叉迭代"},{"id":"fb378f70-8a0a-442c-85ea-0c439e6958da","keyword":"算法稳定性","originalKeyword":"算法稳定性"},{"id":"e146500d-4dcb-4cd2-a03a-2faffb9087dd","keyword":"单调函数","originalKeyword":"单调函数"}],"language":"zh","publisherId":"gt200101010","title":"综合等负荷函数法的逆向算法","volume":"36","year":"2001"},{"abstractinfo":"为适应矿山开采技术条件变化及满足采矿生产能力需求,进行采矿方法研究及改进十分重要。金兴矿业公司通过对原V型后退式全面采矿法的采场结构参数、凿岩爆破和施工作业方式的改进,实现了采场“强采强出”,提高了采场生产能力,降低了“两率”指标,取得了较好的技术经济效果,同时改善了施工现场安全作业条件。详述了全面采矿法的改进过程,值得借鉴。","authors":[{"authorName":"龙必宏","id":"45bea152-5931-4b49-ae2c-c4b772899eb4","originalAuthorName":"龙必宏"},{"authorName":"熊永亮","id":"332578c1-e735-4ab2-ae32-c58bf9b14d15","originalAuthorName":"熊永亮"}],"doi":"10.11792/hj20130910","fpage":"42","id":"91f2b140-c84f-4339-bd59-71022537ec51","issue":"9","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"069829ff-1f6e-4522-a646-5ce6cad8d40e","keyword":"V型后退式","originalKeyword":"V型后退式"},{"id":"8e7d5bb9-4ece-4904-9409-39c2ad23d0f1","keyword":"长壁式","originalKeyword":"长壁式"},{"id":"e77fa56b-0f26-421e-bdf7-00211c4fb679","keyword":"全面采矿法","originalKeyword":"全面采矿法"},{"id":"705b9c09-ca3e-434e-8322-f2ce7b0f7470","keyword":"采场结构","originalKeyword":"采场结构"},{"id":"6d4bd15e-99b9-4487-bb04-e61381daa3d3","keyword":"水平炮孔","originalKeyword":"水平炮孔"},{"id":"15dea8fb-6d37-4be6-8c23-44eb85eb5716","keyword":"生产效率","originalKeyword":"生产效率"}],"language":"zh","publisherId":"huangj201309015","title":"V型后退式全面采矿法及其改进实践","volume":"","year":"2013"},{"abstractinfo":"采用低温水热法合成了Ho3+,Yb3+和Li+共掺杂ZnO上转换荧光粉.研究了Ho3+,Yb3+和Li+的掺杂摩尔比对样品的结构、形貌和上转换发光强度的影响,讨论了其上转换发光机理.结果表明:所制备的ZnO∶Ho,Yb粉体为六方纤锌矿结构的亚微米(500 nm)棒,相比未掺杂样品尺寸增加,表面不再光滑.在980 nm激光(LD)激发下,ZnO∶1.2mol% Ho,4mol% Yb,5mol% Li样品发出较强的绿光上转换发射.","authors":[{"authorName":"李学芳","id":"94f764a6-208d-4010-a9fa-47aa0a807dac","originalAuthorName":"李学芳"},{"authorName":"新梅","id":"2a590a78-92e5-4123-850d-d1e78b29a90c","originalAuthorName":"新梅"},{"authorName":"吴江涛","id":"30a7fff8-0687-4be5-ab91-cba6f3679791","originalAuthorName":"吴江涛"}],"doi":"","fpage":"2567","id":"8a31d7e6-3025-475e-b661-46e5812666ac","issue":"11","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":"3b6b8823-5c46-4422-97be-353d520a246d","keyword":"ZnO∶Ho,Yb","originalKeyword":"ZnO∶Ho,Yb"},{"id":"3b31a4eb-de08-414a-8511-83c867f4bd3b","keyword":"亚微米棒","originalKeyword":"亚微米棒"},{"id":"53caa4b3-c5b8-47ff-b63a-0428620131ed","keyword":"水热法","originalKeyword":"水热法"},{"id":"f1b39e52-5668-4595-962c-7f8710a44e20","keyword":"上转换发光","originalKeyword":"上转换发光"},{"id":"d5e22984-a11b-4415-9931-07b962c9bd6c","keyword":"能量传递","originalKeyword":"能量传递"}],"language":"zh","publisherId":"rgjtxb98201611002","title":"水热法合成ZnO∶Ho,Yb发光粉及其上转换发光特性","volume":"45","year":"2016"}],"totalpage":10077,"totalrecord":100764}