{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"全局运动估计是计算机视觉、视频处理等领域广泛采用的手段之一.为了降低全局运动估计计算复杂度,提出一种基于像素梯度的全局运动估计方法.就运动模型而言,采用了复杂性与准确性较好均衡的六参数仿射模型.为了提高计算速度,采用了两层金字塔进行多分辨率计算,而且在每层迭代计算中都抽取梯度较大的特征点进行计算,同时结合了高斯-牛顿优化计算方法.实验验证了提出的全局运动估计算法的计算效率和精度.","authors":[{"authorName":"王思珺","id":"aa6b6d12-3664-4207-84c5-fca87ddc3176","originalAuthorName":"王思珺"},{"authorName":"赵建","id":"aa6adc23-0cb9-4217-9df5-5157b10b6f58","originalAuthorName":"赵建"},{"authorName":"韩希珍","id":"15d1c313-5fb4-45f2-88f0-d76412688197","originalAuthorName":"韩希珍"}],"doi":"10.3788/YJYXS20122702.0263","fpage":"263","id":"54b9a093-1caf-4b37-9bf2-bf9566fdcba8","issue":"2","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示 "},"keywords":[{"id":"c3733049-fc8b-4974-95a3-5ff17d0b261a","keyword":"全局运动估计","originalKeyword":"全局运动估计"},{"id":"36f55e53-b081-444e-ac2d-bd1b02fe6eb7","keyword":"参数模型","originalKeyword":"参数模型"},{"id":"152b0e2e-3e2a-467a-b222-c54c0a28f3bd","keyword":"仿射变换","originalKeyword":"仿射变换"},{"id":"5f904931-46c7-4908-a001-e8c070432326","keyword":"迭代最小二乘法","originalKeyword":"迭代最小二乘法"},{"id":"630ef1c0-53b7-49b2-897f-67a7824a5720","keyword":"金字塔计算","originalKeyword":"金字塔计算"}],"language":"zh","publisherId":"yjyxs201202024","title":"基于仿射变换的快速全局运动估计算法","volume":"27","year":"2012"},{"abstractinfo":"本文通过不同碱性溶液及添加不同活性剂制备出的具有不同金字塔结构的绒面,并探讨了影响金字塔成核的因素.采用扫描电镜和紫外-可见分光光度计对绒面的金字塔结构和反射特性进行了分析,结果表明腐蚀速率与金字塔尺寸成正比,金字塔结构影响绒面减反特性.最后对造成金字塔结构差异的原因和金字塔成核过程进行了分析.","authors":[{"authorName":"李海玲","id":"931c4479-ec05-40b7-9214-15bc8bcf2b9d","originalAuthorName":"李海玲"},{"authorName":"赵雷","id":"add113c0-de9c-479b-b7fc-2cba9eefd61c","originalAuthorName":"赵雷"},{"authorName":"刁宏伟","id":"a0547009-10ac-4503-ae43-cd047b6f0835","originalAuthorName":"刁宏伟"},{"authorName":"周春兰","id":"29c4753f-550e-40bb-9fdd-de7745ba4c20","originalAuthorName":"周春兰"},{"authorName":"王文静","id":"5151f6af-48e4-4a5c-bb1e-3e11cda00734","originalAuthorName":"王文静"}],"doi":"","fpage":"857","id":"c882110c-d673-406c-8556-d6bbbe4bc0b8","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":"1ddaad07-af36-4a42-81ef-014019a081ad","keyword":"单晶硅","originalKeyword":"单晶硅"},{"id":"3b5fd6ef-175e-4f92-82c8-c386d1a295b6","keyword":"表面制绒","originalKeyword":"表面制绒"},{"id":"1dfa9925-f6b5-4c12-9815-84ab9c3b0ca3","keyword":"腐蚀速率","originalKeyword":"腐蚀速率"},{"id":"64a6efcd-436a-4eef-a444-18294b469518","keyword":"成核与生长","originalKeyword":"成核与生长"}],"language":"zh","publisherId":"rgjtxb98201004007","title":"单晶硅制绒中影响金字塔结构因素的分析","volume":"39","year":"2010"},{"abstractinfo":"采用冲压成型的5052铝合金板作为金字塔点阵芯层,2024铝合金作为面板,以Zn-Cd-Ag-Cu为钎料,分别在430℃、460℃进行炉中钎焊.观察焊后钎料及夹芯板的焊接接头组织,并进行显微硬度测试和压缩试验.结果表明,5052金字塔型点阵夹芯板在430C焊接具有良好的组织和性能.","authors":[{"authorName":"曹琦","id":"680be088-eb17-4ece-9209-b5553528273d","originalAuthorName":"曹琦"},{"authorName":"高鹏","id":"63aeacd7-b69c-4509-bb9a-94cdd16429dd","originalAuthorName":"高鹏"},{"authorName":"钟毅","id":"a815b2d1-8e0d-44e9-8c8a-b0a6e23acd37","originalAuthorName":"钟毅"},{"authorName":"崔晓东","id":"efd871e6-e9f1-4215-b09c-871b94c984ad","originalAuthorName":"崔晓东"},{"authorName":"姚学峰","id":"18996e0f-bed8-4d6d-816a-d9f9ab67d901","originalAuthorName":"姚学峰"},{"authorName":"方岱宁","id":"d0a0d71d-1fd3-47a6-bbd9-0477ff3b6526","originalAuthorName":"方岱宁"}],"doi":"","fpage":"104","id":"5afedf7d-c90c-4f50-84b4-5c70a58d9635","issue":"4","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"ba9177c4-39c4-40f2-9a9e-9850b7158405","keyword":"金字塔型点阵","originalKeyword":"金字塔型点阵"},{"id":"8e86920b-34ed-4694-b24b-e9b09f2864d2","keyword":"夹芯板","originalKeyword":"夹芯板"},{"id":"0e3cc6f9-87bc-45b4-aaa5-c12417595a2c","keyword":"钎焊","originalKeyword":"钎焊"},{"id":"c6266dfc-6e41-4f3c-94e1-d12b63a79995","keyword":"组织性能","originalKeyword":"组织性能"}],"language":"zh","publisherId":"cldb201104028","title":"5052铝合金金字塔型点阵夹芯板的成型及其组","volume":"25","year":"2011"},{"abstractinfo":"采用含异丙醇(IPA)的TMAH溶液腐蚀经Si3N4掩膜形成10 μm×10 μm窗口的单晶硅片。在硅片表面得到了内壁光滑的倒金字塔V型口阵列。研究发现: 与纯TMAH对硅的各向异性腐蚀特性相比, 添加IPA使TMAH溶液对硅各个晶面的腐蚀速率减小, 致使含IPA的TMAH溶液对硅的腐蚀速率和各向异性因子比在纯TMAH中要小。通常认为, 腐蚀形成的倒金字塔结构侧壁晶面为(111)面, 但本研究表明, 由各向异性腐蚀形成倒金字塔的侧壁晶面随腐蚀时间发生了一系列转化。在腐蚀开始时, 倒金字塔侧面由(567)面逐渐向(111)面转化; 继续腐蚀时, 腐蚀面偏离(111)面, 向(443)面转化。","authors":[{"authorName":"肖婷刘波王新练王春芬任丁","id":"971e5be1-4679-48e6-8c4f-57d259401eed","originalAuthorName":"肖婷刘波王新练王春芬任丁"}],"categoryName":"|","doi":"","fpage":"495","id":"9381a4dd-4957-4955-a52a-1a0234410257","issue":"5","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":"8ad31dae-0518-47f4-96ad-6c2b44c06d4a","keyword":"材料表面与界面","originalKeyword":"材料表面与界面"},{"id":"5cffa141-12ce-47b3-b190-1c19b81f4fd2","keyword":"wet etching","originalKeyword":"wet etching"},{"id":"57e1a2d4-e0fc-4f57-8710-45f39807b45c","keyword":"TMAH","originalKeyword":"TMAH"},{"id":"63445688-642e-4fbd-934a-313b94a93daa","keyword":"inverted pyramid-shape structures","originalKeyword":"inverted pyramid-shape structures"},{"id":"48637784-e940-48b4-a9b4-c85460297c0b","keyword":"intersection angles between side planes and (100) plane","originalKeyword":"intersection angles between side planes and (100) plane"}],"language":"zh","publisherId":"1005-3093_2011_5_10","title":"含IPA的TMAH溶液对湿法腐蚀硅倒金字塔阵列微观形貌演化的研究","volume":"25","year":"2011"},{"abstractinfo":"采用含异丙醇(IPA)的TMAH溶液腐蚀经Si_3N_4掩膜形成10μm×10μm窗口的单晶硅片。在硅片表面得到了内壁光滑的倒金字塔V型口阵列.研究发现:与纯TMAH对硅的各向异性腐蚀特性相比,添加IPA使TMAH溶液对硅各个晶面的腐蚀速率减小,致使含IPA的TMAH溶液对硅的腐蚀速率和各向异性因子比在纯TMAH中要小,通常认为,腐蚀形成的倒金字塔结构侧壁晶面为(111)面,但本研究表明,由各向异性腐蚀形成倒金字塔的侧壁晶面随腐蚀时间发生了一系列转化。在腐蚀开始时,倒金字塔侧面由(567)面逐渐向(111)面转化;继续腐蚀时,腐蚀面偏离(111)面,向(443)面转化。","authors":[{"authorName":"肖婷","id":"8ba7bbf8-c7e8-4a1a-847f-6cf22fd2a7d4","originalAuthorName":"肖婷"},{"authorName":"刘波","id":"8f412f14-9ec5-46f6-b424-e8f8ed1b8553","originalAuthorName":"刘波"},{"authorName":"王新练","id":"f9a2d4ff-1f3f-426f-877d-09fa63f8fda0","originalAuthorName":"王新练"},{"authorName":"王春芬","id":"4c563d6e-b06a-40e0-ad53-cf5213326d87","originalAuthorName":"王春芬"},{"authorName":"任丁","id":"d2d252e4-da60-4b19-8aeb-eff5eb85fda6","originalAuthorName":"任丁"}],"doi":"","fpage":"495","id":"ccf64d53-a381-45bb-bf04-882965c77056","issue":"5","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":"02277894-83e6-4ba2-a55e-6e2e9daf5b40","keyword":"材料表面与界面","originalKeyword":"材料表面与界面"},{"id":"b8d1d896-003b-4496-9b6d-c772da6f8230","keyword":"湿法腐蚀","originalKeyword":"湿法腐蚀"},{"id":"3a9b0de0-91cc-4aee-b651-a8dec0e1c49e","keyword":"TMAH溶液","originalKeyword":"TMAH溶液"},{"id":"1e39a03b-722f-4d93-90b5-e9bd85285714","keyword":"倒金字塔结构","originalKeyword":"倒金字塔结构"},{"id":"d5c79443-9343-486c-a8bf-631ed09aa35f","keyword":"侧壁晶面夹角","originalKeyword":"侧壁晶面夹角"}],"language":"zh","publisherId":"clyjxb201105008","title":"含IPA的TMAH溶液对湿法腐蚀硅倒金字塔阵列微观形貌演化的研究","volume":"25","year":"2011"},{"abstractinfo":"研究了TMAH(四甲基氢氧化铵)和NaOH腐蚀液在制作单晶硅片小绒面中的应用,制作出平均尺寸小于2μm的金字塔绒面;比较了不同硅片预处理(酸减薄、碱减薄、原片)对金字塔绒面尺寸、均匀性、覆盖率以及反射率的影响以及电池的I-V性能,分析了不同绒面结构对接触电阻的影响;指出单晶硅小金字塔绒面是使用激光制备高效晶体硅太阳电池的关键.","authors":[{"authorName":"梁学勤","id":"709e8fc8-e6f6-4a06-a113-998846a9c5b1","originalAuthorName":"梁学勤"},{"authorName":"冯成坤","id":"1e3dd6eb-1c6f-4a08-b40c-1f9100672f82","originalAuthorName":"冯成坤"},{"authorName":"陈奕峰","id":"76feef53-69bc-476d-83b1-17ba04730bae","originalAuthorName":"陈奕峰"},{"authorName":"沈辉","id":"f041d4e5-b926-4326-bb4c-eaf0fc41bd22","originalAuthorName":"沈辉"},{"authorName":"闻立时","id":"b8b036ce-f958-4087-9ed3-fa5cc19366df","originalAuthorName":"闻立时"}],"doi":"","fpage":"13","id":"9368107d-7b6e-4b7c-88cf-adc1f9746a1c","issue":"2","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"fae29f68-6358-4069-a833-d7eb3289ad26","keyword":"单晶硅片","originalKeyword":"单晶硅片"},{"id":"13c08b0e-22fe-42c2-97bd-0ec630579614","keyword":"小金字塔绒面","originalKeyword":"小金字塔绒面"},{"id":"dd4179ca-9aa9-4019-b4b4-467d1dbfaf95","keyword":"TMAH","originalKeyword":"TMAH"},{"id":"9154b52a-1754-4f98-af7c-d412a7ff3672","keyword":"NaOH","originalKeyword":"NaOH"},{"id":"94912994-d3e8-42ef-be03-0c357db89507","keyword":"太阳电池","originalKeyword":"太阳电池"}],"language":"zh","publisherId":"cldb201102005","title":"单晶硅小金字塔绒面及其对太阳电池性能的影响","volume":"25","year":"2011"},{"abstractinfo":"提出了一种碳纤维增强复合材料点阵夹芯结构的一体化成型工艺方法.该方法克服了传统夹芯结构面板与芯子之间因需要二次粘接或焊接的方法所带来弱界面的缺点.将纤维杆两端埋入面板内,使面板与芯子成为一体而不存在明显的界面.对用该方法制备的碳纤维增强金字塔点阵夹芯板进行平压试验,研究发现随着载荷的增加,纤维杆发生弹性屈曲并在中间部位出现断裂.理论分析了点阵夹芯结构平压载衙下的弹性模量和纤维杆极限屈曲载荷.通过与传统夹芯材料相比较发现,这种新型复合材料点阵夹芯结构具有密度低、比强度和比刚度高等优点.","authors":[{"authorName":"王兵","id":"89165355-7df1-4118-b42f-10d505507f67","originalAuthorName":"王兵"},{"authorName":"吴林志","id":"5a00d676-b8e9-400d-a70c-3129d4acea71","originalAuthorName":"吴林志"},{"authorName":"杜善义","id":"13092caf-fb85-4e9c-9b14-b21c999a6056","originalAuthorName":"杜善义"},{"authorName":"孙雨果","id":"d198160c-3579-4e2f-a1cf-2930cde86835","originalAuthorName":"孙雨果"},{"authorName":"马力","id":"af81149b-af03-4f70-85b6-8ab2b8c97921","originalAuthorName":"马力"}],"doi":"","fpage":"133","id":"00238ed3-0e08-4123-b81a-54fd32d52c35","issue":"1","journal":{"abbrevTitle":"FHCLXB","coverImgSrc":"journal/img/cover/FHCLXB.jpg","id":"26","issnPpub":"1000-3851","publisherId":"FHCLXB","title":"复合材料学报"},"keywords":[{"id":"9d302e89-c477-4085-88d1-9b5c24654ea5","keyword":"复合材料","originalKeyword":"复合材料"},{"id":"dfd33bae-217c-4021-8379-56abdbdae2d0","keyword":"点阵夹芯","originalKeyword":"点阵夹芯"},{"id":"5edc29ee-00d5-417e-9788-0a668b9077ee","keyword":"金字塔","originalKeyword":"金字塔"},{"id":"bfd3489d-2804-44ed-a5b9-5bfb6bdac809","keyword":"压缩性能","originalKeyword":"压缩性能"}],"language":"zh","publisherId":"fhclxb201001023","title":"碳纤维增强金字塔点阵夹芯结构的抗压缩性能","volume":"27","year":"2010"},{"abstractinfo":"(001)晶体硅金字塔绒面结构圆化有提高光反射率与提高非晶硅薄膜钝化效果的相互矛盾的双重作用,定量了解它们对优化非晶硅/晶体硅异质结太阳电池的绒面结构圆化程度很有必要.本文以表面粗糙度Rz相对下降百分数定量表征晶体硅衬底表面金字塔绒面结构圆化程度DR,研究了DR值对等离子体化学气相沉积氢化本征非晶硅薄膜钝化效果的改善作用,发现除圆化初期效果异常高以外,二者之间基本呈线性正比关系;相对改善作用随钝化膜变薄而显著提高.同时测定了DR值对金字塔绒面光反射率的影响,发现反射率基本随DR值线性增大.典型结果为:6%绒面结构圆化程度下,金字塔绒面的光反射率绝对值提高3%;其表面7 nm厚的氢化本征非晶硅薄膜可达到使硅片少数载流子寿命相对未圆化绒面样品提高260%.","authors":[{"authorName":"龚洪勇","id":"529ad919-d05f-45d5-8a16-a1e167a43692","originalAuthorName":"龚洪勇"},{"authorName":"黄海宾","id":"98e39d52-e1a0-4e05-89dc-ce41a5613d91","originalAuthorName":"黄海宾"},{"authorName":"周浪","id":"1c70cc16-c025-4c5e-899f-7bf85c591fa9","originalAuthorName":"周浪"}],"doi":"","fpage":"913","id":"8f5aa991-9270-47a0-9e85-56f83ad7f802","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":"fa4e41af-f1b1-47eb-b854-b19d2a84923d","keyword":"晶体硅","originalKeyword":"晶体硅"},{"id":"1f4ae9f4-d80f-4b33-ab8e-328590322578","keyword":"绒面","originalKeyword":"绒面"},{"id":"5a2be41c-b15d-4118-83cc-ee4ac7ad6fa9","keyword":"非晶硅","originalKeyword":"非晶硅"},{"id":"8ad12e9a-5ff0-4053-9173-bcdd8639f529","keyword":"钝化","originalKeyword":"钝化"},{"id":"96012a8c-d32f-4b27-82c3-ed9237b0fcd1","keyword":"圆化","originalKeyword":"圆化"}],"language":"zh","publisherId":"rgjtxb98201504011","title":"晶体硅金字塔绒面结构圆化对其光反射率和非晶硅薄膜钝化效果的影响","volume":"44","year":"2015"},{"abstractinfo":"在金字塔形栅格材料、胞状铝合金压缩试验的基础上研究其力学性能、吸能能力和吸能效率,结果表明,金字塔形栅格材料的单轴压缩应力-应变曲线呈现线弹性变形、弹塑性、软化、致密化等4个阶段,与胞状铝合金的压缩性能相比,其压缩强度更高,吸能能力更好.","authors":[{"authorName":"王展光","id":"0fd16720-a702-4aa9-b917-06eec041dcef","originalAuthorName":"王展光"},{"authorName":"蔡萍","id":"6f382a53-11ac-4c33-9bfc-9d5db00fb4bc","originalAuthorName":"蔡萍"},{"authorName":"黄小民","id":"47c1546c-2b68-4612-b204-0ceec66f5e9a","originalAuthorName":"黄小民"},{"authorName":"应建中","id":"1c5d2e60-879c-42db-a90d-5a455f9b2a8d","originalAuthorName":"应建中"},{"authorName":"何德坪","id":"191c307c-bb71-48f6-9025-7cd5c92de85b","originalAuthorName":"何德坪"}],"doi":"","fpage":"139","id":"62546c1c-5769-481f-b0e4-45c46e8f935a","issue":"8","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"98a190c8-3e31-46db-ad02-8ca2bfe19fb0","keyword":"金字塔形栅格材料","originalKeyword":"金字塔形栅格材料"},{"id":"458bd73a-14cb-412e-8bf1-c1b4da2d3656","keyword":"胞状铝合金","originalKeyword":"胞状铝合金"},{"id":"a8f63d14-260f-4c1f-86f0-054beb3a6a62","keyword":"压缩应力-应变曲线","originalKeyword":"压缩应力-应变曲线"},{"id":"7b71d02d-0daf-4fa2-83a4-193be28895d9","keyword":"吸能能力","originalKeyword":"吸能能力"}],"language":"zh","publisherId":"cldb201108038","title":"金字塔形栅格材料与胞状铝合金的准静态压缩性能","volume":"25","year":"2011"},{"abstractinfo":"为探讨通过结构几何参数优化提高点阵金属复合夹芯结构抗爆炸冲击性能的可能性,本文以填充泡沫铝的金字塔形点阵金属材料夹芯方板作为新型抗爆结构研究对象,在质量、材料类型、加载和约束条件限定的情况下,建立了夹芯结构多个关键结构因素之间内在的关联函数,分析了相互关联几何参数的改变对抗爆性能的影响.研究结果证明了某限定条件下从结构几何参数角度优化复合结构抗爆性能是可行的,并指出了优化的初步方法.研究可为新型轻质装甲抗爆性能优化设计提供借鉴.","authors":[{"authorName":"易建坤","id":"42ce59e9-b511-4de3-8f57-df959d7ba641","originalAuthorName":"易建坤"},{"authorName":"艾云平","id":"55b81f41-5946-4562-92dc-c06f9d7b77a8","originalAuthorName":"艾云平"},{"authorName":"张东红","id":"46bd0278-c1fa-48e3-9d4b-bc2eb5b67e0c","originalAuthorName":"张东红"},{"authorName":"张敬修","id":"a148e2f3-13be-4856-90d6-82ddc7b08fdb","originalAuthorName":"张敬修"}],"doi":"","fpage":"66","id":"657cac97-4b48-4968-8f0a-9d91864a44f5","issue":"1","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":"057fa457-710c-4e45-ba0a-e94cb4f791ee","keyword":"金字塔形点阵金属夹芯板","originalKeyword":"金字塔形点阵金属夹芯板"},{"id":"35b962c9-e4de-4b26-b7f9-755ad5956dba","keyword":"泡沫铝","originalKeyword":"泡沫铝"},{"id":"ae0340fa-a68e-471e-93ab-22d4de2edc9d","keyword":"抗爆性能","originalKeyword":"抗爆性能"}],"language":"zh","publisherId":"clkxygc201501015","title":"结构几何参数对填充泡沫铝的金字塔形点阵金属夹芯方板抗爆性能的影响","volume":"33","year":"2015"}],"totalpage":2021,"totalrecord":20201}