{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"单晶体在其生长过程中可引入大量位错而导致晶体点阵的弯曲和畸变．利用考虑了运动学衍射理论的Krivoglaz模型进行理论计算．选择具有良好光学性能并可做为X射线单色器的被单晶做为样品，研究其摇摆曲线．不同滑移系统的基面位错、柱面位错影响不同的反射，研究相应反射的摇摆曲线可测定晶体内的位错结构，这对发展晶体单色器具有重要作用，可通过控制生长条件、热处理条件得到所需要的简单位铝结构．","authors":[{"authorName":"Y.Hao","id":"f1145593-ddd9-4580-b4ad-c38e8a1cd3fd","originalAuthorName":"Y.Hao"},{"authorName":"F.Mucklich","id":"d216ec04-ff94-4934-a125-45c9c0a5ff31","originalAuthorName":"F.Mucklich"},{"authorName":"<span style=\"color:red\">G.Petzow</span>","id":"0e19c9b6-1b03-486f-9d01-069fba42d48a","originalAuthorName":"G.Petzow"}],"categoryName":"|","doi":"","fpage":"198","id":"80fd06b4-b310-46e1-9c74-b158bf0e982e","issue":"2","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"fa4e4385-5b4c-415d-9d19-86a2ebcd1484","keyword":"铍单晶","originalKeyword":"铍单晶"},{"id":"9cab5275-6ef2-4d3f-bfc6-a26aff34d83e","keyword":" rocking crystal method","originalKeyword":" rocking crystal method"},{"id":"abba0a3e-4e17-41d0-acd2-d89224d671f9","keyword":" dis-location structure","originalKeyword":" dis-location structure"},{"id":"d4c79460-c8b6-48d6-859a-30b7beda00a2","keyword":"null","originalKeyword":"null"}],"language":"zh","publisherId":"0412-1961_1997_2_9","title":"摇摆晶体法研究六角密堆单晶体中的位错结构(英文)","volume":"33","year":"1997"},{"abstractinfo":"The <span style=\"color:red\">g</span> factors of Fe+ in MgO and CaO are theoretically investigated by the perturbation formula of the <span style=\"color:red\">g</span> factor of a V ion in cubic octahedral symmetry based on the cluster approach. By considering the partial quenching of the spin-orbit coupling interaction and the effective Lande factor due to the dynamic Jahn-Teller effect (DJTE), the experimental <span style=\"color:red\">g</span> factors of the studied systems are reasonably interpreted. It can be suggested that the small <span style=\"color:red\">g</span> factors of the Fe+ centers in MgO and CaO can be likely attributed to the DJTE, rather than the covalency effect within the scheme of the static crystal-field model.","authors":[],"categoryName":"|","doi":"","fpage":"366","id":"cbad677f-c0fe-4198-b036-2712ea11054f","issue":"5","journal":{"abbrevTitle":"ZFNSAJOPS","id":"1a5d2a8e-76c4-4142-a409-c3fb08d6eea4","issnPpub":"0932-0784","publisherId":"ZFNSAJOPS","title":"Zeitschrift Fur Naturforschung Section a-a Journal of Physical Sciences"},"keywords":[{"id":"4aedc9c7-1887-422a-bd18-03139e598ff8","keyword":"electron paramagnetic resonance;crystal- and ligand-field theory;Fe+;MgO;CaO;atomic screening constants;electron spin resonance;paramagnetic-resonance;orbit interaction;scf functions;crystals;spectra;oxide;co2+","originalKeyword":"electron paramagnetic resonance;crystal- and ligand-field theory;Fe+;MgO;CaO;atomic screening constants;electron spin resonance;paramagnetic-resonance;orbit interaction;scf functions;crystals;spectra;oxide;co2+"}],"language":"en","publisherId":"0932-0784_2005_5_2","title":"Investigations of the <span style=\"color:red\">g</span> factors of Fe+ in MgO and CaO","volume":"60","year":"2005"},{"abstractinfo":"The perturbation formula of <span style=\"color:red\">g</span> factor for 3d(7) ion in cubic octahedral crystals has been obtained from a cluster approach. In the formula, the parameters related to the configuration interaction and the covalency reduction effect can be obtained from the optical spectra of the crystal under study and so no adjustable parameters are applied. From the formula, the <span style=\"color:red\">g</span> factors for Co2+ in fluoroperovskites LiBaF3, KMBF3, KZnF3 and CsCdF3 are calculated. The calculated results are in agreement with the observed values. The <span style=\"color:red\">g</span> factor following the order of LiBaF3 : Co2+ < KMgF3 : Co2+ < KZnF3: Co2+ < CsCdF3 : Co2+ is also explained. (C) 2000 Elsevier Science B.V. All rights reserved.","authors":[],"categoryName":"|","doi":"","fpage":"123","id":"62c668d3-8a7a-4941-ae93-9f4dcb8d2312","issue":"42737","journal":{"abbrevTitle":"PBM","id":"b1289047-807c-4b57-bffc-a126ac2ffa2a","issnPpub":"0921-4526","publisherId":"PBM","title":"Physica B-Condensed Matter"},"keywords":[{"id":"55561ec9-e5ab-430c-854a-11a4884d9adc","keyword":"electron paramagnetic resonance;crystal- and ligand-field theory;Co2+;LiBaF3;KMgF3;KZnF3;CsCdF3;perovskite;transition;impurities;crystals","originalKeyword":"electron paramagnetic resonance;crystal- and ligand-field theory;Co2+;LiBaF3;KMgF3;KZnF3;CsCdF3;perovskite;transition;impurities;crystals"}],"language":"en","publisherId":"0921-4526_2000_42737_3","title":"Investigations of the <span style=\"color:red\">g</span> factors for Co2+ in fluoroperovskites","volume":"291","year":"2000"},{"abstractinfo":"近年来,变系数非线性发展方程受到越来越多的关注. 2008年王明亮等提出了一种新的方法,即(<span style=\"color:red\">G</span>’/<span style=\"color:red\">G</span>)展开法.将(<span style=\"color:red\">G</span>’/<span style=\"color:red\">G</span>)展开法首次尝试应用到变系数非线性发展方程中,并以广义变系数Burgers方程为例,成功得到了在系数满足一定条件时新的精确解；又尝试将该展开法进行新的扩展,再一次对广义变系数Burgers方程求解,又成功得到了一些新解.实践证明,该展开法不仅易于求解常系数非线性发展方程,而且对变系数非线性发展方程仍很高效、简洁、实用,并且具有广泛的应用前景.","authors":[{"authorName":"庞晶","id":"ce81ac20-289d-42b7-a46b-35bba250a7b4","originalAuthorName":"庞晶"},{"authorName":"靳玲花","id":"5de09bac-531f-460d-b3c1-19d46a346952","originalAuthorName":"靳玲花"},{"authorName":"应孝梅","id":"385d16a6-7243-4213-bab4-1f93f0f740b5","originalAuthorName":"应孝梅"}],"doi":"10.3969/j.issn.1007-5461.2011.06.005","fpage":"674","id":"ff1f051f-176b-4861-9c83-263f89a22bec","issue":"6","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":"0cc0a561-1e74-41f7-84b7-8ea3edca8226","keyword":"非线性发展方程","originalKeyword":"非线性发展方程"},{"id":"7ad7b821-a1f2-48c5-8774-31b03932a381","keyword":"精确解","originalKeyword":"精确解"},{"id":"815a666a-0a5c-4f7d-bbd0-6264c2d6c7ae","keyword":"(<span style=\"color:red\">G</span>’/<span style=\"color:red\">G</span>)展开法","originalKeyword":"(G’/G)展开法"},{"id":"f3e9ce37-b805-450e-926f-c2237a9cdeb1","keyword":"广义变系数Burgers方程","originalKeyword":"广义变系数Burgers方程"}],"language":"zh","publisherId":"lzdzxb201106005","title":"利用(<span style=\"color:red\">G</span>’/<span style=\"color:red\">G</span>)展开法求解广义变系数Burgers方程","volume":"28","year":"2011"},{"abstractinfo":"应用改进的<span style=\"color:red\">G</span>/<span style=\"color:red\">G</span>'展开法构造出Zhiber-Shabat(ZS)方程的20组精确解,这些解的类型主要包含双曲函数通解、三角函数通解和有理函数通解三种形式.对解的性质进行了相应分析,当对双曲函数通解中的参数取特殊值时,可以得到孤立波解.当对三角函数通解中的参数取特殊值时,可以得到对应的周期波函数解.实践证明,应用改进的<span style=\"color:red\">G</span>/<span style=\"color:red\">G</span>'展开法能够得到方程一些新的精确解,扩大了解的范围.","authors":[{"authorName":"冯庆江","id":"4de601ad-a39b-468b-a36c-fc0996113294","originalAuthorName":"冯庆江"},{"authorName":"杨世玲","id":"51d8419e-682a-4744-b6d2-ecc511374b14","originalAuthorName":"杨世玲"}],"doi":"10.3969/j.issn.1007-5461.2013.06.007","fpage":"684","id":"b02df218-1b11-4331-ab6d-37eb3568de36","issue":"6","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":"5853dc06-0934-4695-93ac-8a4514b310b3","keyword":"非线性方程","originalKeyword":"非线性方程"},{"id":"95d95eb8-adf2-4733-98ce-850ca4965c7e","keyword":"改进的<span style=\"color:red\">G</span>/<span style=\"color:red\">G</span>'展开法","originalKeyword":"改进的G/G'展开法"},{"id":"7029a4f9-bf81-4970-a6d0-96d087415718","keyword":"ZS方程","originalKeyword":"ZS方程"},{"id":"a69b4b1d-1320-4e49-a019-313f65672625","keyword":"孤立波解","originalKeyword":"孤立波解"},{"id":"06bbb351-594d-4d48-ba24-41d83ac04af8","keyword":"周期波解","originalKeyword":"周期波解"}],"language":"zh","publisherId":"lzdzxb201306007","title":"应用改进的<span style=\"color:red\">G</span>/<span style=\"color:red\">G</span>'展开法求ZS方程的精确解","volume":"30","year":"2013"},{"abstractinfo":"应用改进的<span style=\"color:red\">G</span>'/<span style=\"color:red\">G</span>2展开法构造出Zakharov方程的18组精确解,这些解主要包括双曲函数通解、三角函数通解和有理函数通解三种形式.当对双曲函数通解中的参数取特殊值时,可以得到孤立波解.对三角函数通解中的参数取特殊值时,可以得到对应的周期波函数解.实践证明,应用改进的<span style=\"color:red\">G</span>'/<span style=\"color:red\">G</span>2展开法能够得到Zakharov方程一些新的精确解,扩大了解的范围,这种方法对于研究非线性光学和量子光学具有非常广泛的应用意义.","authors":[{"authorName":"冯庆江","id":"1c82dc86-f931-4333-967a-7a025bbfd9ff","originalAuthorName":"冯庆江"},{"authorName":"肖绍菊","id":"8a7c4d54-5600-4473-885a-e256b61385cb","originalAuthorName":"肖绍菊"}],"doi":"10.3969/j.issn.1007-5461.2015.01.006","fpage":"40","id":"5c031a23-351b-4f4f-a6cd-3f8fa98d67c2","issue":"1","journal":{"abbrevTitle":"LZ","coverImgSrc":"journal/img/cover/LZ.jpg","id":"52","issnPpub":"1005-4006","publisherId":"LZ","title":"连铸"},"keywords":[{"id":"6ef24673-597c-47fc-afbd-b5681689e194","keyword":"非线性方程","originalKeyword":"非线性方程"},{"id":"8ef6cd3b-8877-4dc9-b4e9-256c42a9effd","keyword":"改进的<span style=\"color:red\">G</span>'/<span style=\"color:red\">G</span>2展开法","originalKeyword":"改进的G'/G2展开法"},{"id":"b91ffd1c-c4f8-4231-9f4f-a991504a9c1e","keyword":"Zakharov方程","originalKeyword":"Zakharov方程"},{"id":"a05bb6cd-8f5d-4c8f-b069-f664d9b66a40","keyword":"孤立波解","originalKeyword":"孤立波解"}],"language":"zh","publisherId":"lzdzxb201501006","title":"应用改进的<span style=\"color:red\">G</span>'/<span style=\"color:red\">G</span>2展开法求Zakharov方程的精确解","volume":"32","year":"2015"},{"abstractinfo":"The electron paramagnetic resonance (EPR) <span style=\"color:red\">g</span> factors <span style=\"color:red\">g</span>(parallel to) and <span style=\"color:red\">g</span>(perpendicular to) for Er3+ in CaMoO4 are theo retically investigated by using the perturbation formulas of the <span style=\"color:red\">g</span> factors for a 4f(11) ion in tetragonal symmetry. In these formulas, the contributions to the <span style=\"color:red\">g</span> factors arising from the second-order perturbation terms and the admixture of various states are considered. The crystal-field parameters for the tetragonally distorted tetrahedra are determined by using the superposition model and the structural data of the impurity Er3+ on the host Ca2+ site in CaMoO4. The calculated <span style=\"color:red\">g</span> factors agree with the. observed values. The validity of the results is discussed.","authors":[],"categoryName":"|","doi":"","fpage":"341","id":"de9c9770-091a-4601-8aee-39f40cc41b82","issue":"6","journal":{"abbrevTitle":"ZFNSAJOPS","id":"1a5d2a8e-76c4-4142-a409-c3fb08d6eea4","issnPpub":"0932-0784","publisherId":"ZFNSAJOPS","title":"Zeitschrift Fur Naturforschung Section a-a Journal of Physical Sciences"},"keywords":[{"id":"dcaf4a81-c326-44bf-8e6b-086e52e29aed","keyword":"electron paramagnetic resonance (EPR);crystal- and spin Hamiltonians;Er3+;CaMoO4;electron-paramagnetic-resonance;superposition-model;molybdate;crystals;calcium molybdate;ion;spectroscopy;parameters;tungstate;liyf4","originalKeyword":"electron paramagnetic resonance (EPR);crystal- and spin Hamiltonians;Er3+;CaMoO4;electron-paramagnetic-resonance;superposition-model;molybdate;crystals;calcium molybdate;ion;spectroscopy;parameters;tungstate;liyf4"}],"language":"en","publisherId":"0932-0784_2004_6_2","title":"Investigations of the EPR <span style=\"color:red\">g</span> factors for Er3+ in CaMoO4","volume":"59","year":"2004"},{"abstractinfo":"The temperature dependence of EPR <span style=\"color:red\">g</span> factor for MgO:V2+ crystal has been studied theoretically by considering both the static contribution due to the thermal expansion of crystal and the vibrational contributions due to the electron-phonon interaction of the acoustic and optical branches. The static contribution is calculated from the high-order perturbation formula of <span style=\"color:red\">g</span> factor and the thermal expansion coefficients alpha(T) at various temperatures. The vibrational contribution of acoustic phonons is obtained by using a Debye model for the lattice vibrations and that of optical phonons is calculated by use of a single frequency model. The calculated results show that for the <span style=\"color:red\">g</span> factor at various temperatures, the static contribution is dominant, but for the temperature dependence of <span style=\"color:red\">g</span> factor, i.e., (dg/dT)(p) or Delta <span style=\"color:red\">g</span>(T) = <span style=\"color:red\">g</span>(T) - <span style=\"color:red\">g</span>(0), the vibrational contributions from the acoustic and optical phonons are comparable with the static contribution due to thermal expansion. It appears that a reasonable theoretical explanation for the temperature dependence of <span style=\"color:red\">g</span> factor should take all of these contributions into account.","authors":[],"categoryName":"|","doi":"","fpage":"409","id":"e0e1ee2f-3dc0-4898-affe-8085eacaf5f4","issue":"4","journal":{"abbrevTitle":"PBM","id":"b1289047-807c-4b57-bffc-a126ac2ffa2a","issnPpub":"0921-4526","publisherId":"PBM","title":"Physica B-Condensed Matter"},"keywords":[{"id":"cd27e71b-8f95-42e0-9267-444df9b9c164","keyword":"impurities","originalKeyword":"impurities"}],"language":"en","publisherId":"0921-4526_1996_4_1","title":"A study of the temperature dependence of <span style=\"color:red\">g</span> factor for MgO:V2+ crystal","volume":"226","year":"1996"},{"abstractinfo":"A uniform und simple method suitable to all d(n) ions is established for the calculation of spin-lattice coupling coefficients <span style=\"color:red\">G</span>11 and <span style=\"color:red\">G</span>44 in T(d) symmetry. According to the method, the coefficients <span style=\"color:red\">G</span>11 and <span style=\"color:red\">G</span>44 for Fe3+ ion in GaP crystal have been obtained from the high-order perturbation formulae of zero-field splitting in tetragonal and trigonal fields based on the spin-orbit coupling mechanism. The calculated results show good agreement with the experimental findings.","authors":[],"categoryName":"|","doi":"","fpage":"1667","id":"b233426d-25e3-4999-b670-db679a79cdaa","issue":"12","journal":{"abbrevTitle":"NCDSIDFDMAMACPFPB","id":"bcd17c32-87fa-4d95-98ec-1b9776853fad","issnPpub":"0392-6737","publisherId":"NCDSIDFDMAMACPFPB","title":"Nuovo Cimento Della Societa Italiana Di Fisica D-Condensed Matter Atomic Molecular and Chemical Physics Fluids Plasmas Biophysics"},"keywords":[{"id":"e29dba05-8a11-4633-af02-10296ff05c28","keyword":"level splitting and interaction;electron paramagnetic resonance and;relaxation;crystal and ligand fields;d-orbital theory;ions","originalKeyword":"level splitting and interaction;electron paramagnetic resonance and;relaxation;crystal and ligand fields;d-orbital theory;ions"}],"language":"en","publisherId":"0392-6737_1990_12_1","title":"CALCULATION OF THE SPIN-LATTICE COUPLING-COEFFICIENTS <span style=\"color:red\">G</span>11 AND <span style=\"color:red\">G</span>44 FOR GAP-FE(3+) CRYSTAL","volume":"12","year":"1990"},{"abstractinfo":"聚合型半导体材料<span style=\"color:red\">g</span>-C3N4因其优异的物理性能和光电性能成为当今研究的热门材料.本文从结构分析和理论计算角度讨论了<span style=\"color:red\">g</span>-C3N4能够作为无金属催化剂的原因,综述了介孔<span style=\"color:red\">g</span>-C3N4、无机元素掺杂<span style=\"color:red\">g</span>-C3N4、金属负载<span style=\"color:red\">g</span>-C3N4、<span style=\"color:red\">g</span>-C3N4/金属氧化物复合物和有机改性<span style=\"color:red\">g</span>-C3N4等不同改性<span style=\"color:red\">g</span>-C3N4的制备和性质,着重分析了他们催化光解水析氢反应的机理、影响因素及研究进展,并阐述了今后的研究方向.","authors":[{"authorName":"冯西平","id":"7d5d9592-a877-43a0-9f4e-95d4c607e556","originalAuthorName":"冯西平"},{"authorName":"张宏","id":"4fb361ed-730b-4153-aef9-0a536e9a8a60","originalAuthorName":"张宏"},{"authorName":"杭祖圣","id":"b8e9c324-9c31-4f36-90d7-119b5fea9cb2","originalAuthorName":"杭祖圣"}],"doi":"10.3969/j.issn.1007-4252.2012.03.007","fpage":"214","id":"52518306-91f4-4e8e-bd0a-88a45965342d","issue":"3","journal":{"abbrevTitle":"GNCLYQJXB","coverImgSrc":"journal/img/cover/GNCLYQJXB.jpg","id":"34","issnPpub":"1007-4252","publisherId":"GNCLYQJXB","title":"功能材料与器件学报   "},"keywords":[{"id":"69069a88-db7a-447c-a1fa-333fac2d5027","keyword":"<span style=\"color:red\">g</span>-C3N4","originalKeyword":"g-C3N4"},{"id":"f9f0353f-b026-4c9a-8500-795d8f08e33a","keyword":"改性<span style=\"color:red\">g</span>-C3N4","originalKeyword":"改性g-C3N4"},{"id":"c233104e-e197-428a-8975-dadd7c868131","keyword":"光催化","originalKeyword":"光催化"}],"language":"zh","publisherId":"gnclyqjxb201203007","title":"<span style=\"color:red\">g</span>-C3N4及改性<span style=\"color:red\">g</span>-C3N4的光催化研究进展","volume":"18","year":"2012"}],"totalpage":1525,"totalrecord":15241}