作者： Zhu, QS;Wang, LS;Li, QS （¹Beijing Inst Technol, Coll Chem Engn & Mat Sci, Beijing 100081, Peoples R China.）

出处： ACTA POLYMERICA SINICA 1998 No.6 P665-670

摘要： In the synthesis of tricomponent poly(ethylene terephthalate) copolyesters through the direct esterification route, in order to control process of pro ...

作者： Li, XF;Sun, YF;Fan, TY （¹Beijing Inst Technol, Res Ctr Mat Sci, Beijing 100081, Peoples R China.）

出处： INTERNATIONAL JOURNAL OF FRACTURE 1998 Vol.90 No.1-2 PL9-L14

摘要： Three equivalent expressions for the approximate stress intensity factor for an arbitrarily shaped external crack are given, which are the same as the ...

作者： Ning, JG;Huang, ZP （¹Beijing Inst Technol, Dept Mechatron, Beijing 100081, Peoples R China. Beijing Univ, Dept Mech, Beijing 100871, Peoples R China.）

出处： PROGRESS IN NATURAL SCIENCE 1998 Vol.8 No.6 P726-732

摘要： Under the action of external loads, the critical condition of fracture in ductile materials is closely related to the strong interactions among intern ...

作者： Bin, S;Jian, Z （¹Beijing Inst Technol, Dept Appl Phys, Beijing 100081, Peoples R China.）

出处： INTERNATIONAL JOURNAL OF MODERN PHYSICS B 1998 Vol.12 No.11 P1171-1185

关键词： MESOSCOPIC JOSEPHSON-JUNCTIONS; 2-PHOTON QUANTUM OPTICS; NONCLASSICAL MICROWAVES; COLLAPSE; REVIVAL; FORMALISM; FIELDS; STATES

摘要： Electron interference related to Aharonov-Bohm effect in the presence of the two-mode quantized radiation field is investigated. Characteristics of Sh ...

作者： Xi, FB （¹Beijing Inst Technol, Dept Math Appl, Beijing 100081, Peoples R China.）

出处： ACTA MATHEMATICA SINICA-NEW SERIES 1998 Vol.14 No.1 P35-40

摘要： In the present paper we consider the small random perturbations of one-dimensional diffusion processes. By virtue of stochastic analysis methods, we i ...

作者： Xu, TZ （¹Beijing Inst Technol, Dept Appl Math, Beijing 100081, Peoples R China.）

出处： PUBLICATIONES MATHEMATICAE-DEBRECEN 1998 Vol.52 No.1-2 P103-119

关键词： C-STAR-ALGEBRAS; CROSSED-PRODUCTS; STATES

摘要： Let A be a C*-algebra and M a left-cancellative semigroup with unit e, and (A, M, alpha) a C*-dynamical system. We define the concept of SG-primitive ...

作者： Bin, S;Zou, J;Li, QS （¹Beijing Inst Technol, Dept Appl Phys, Beijing 100081, Peoples R China. Coll Chem Engn & Materals Sci, Beijing 100081, Peoples R China.）

出处： MODERN PHYSICS LETTERS B 1998 Vol.12 No.25-26 P1069-1074

关键词： NONCLASSICAL MICROWAVES

摘要： We examine a system of mesoscopic Josephson junction driven by classical field and solve the time-dependent Schrodinger equation of the system with th ...

作者： Wang, NX;Li, JS;Chen, BR;Ou, YX （¹Acad Sinica, Inst Chem, Beijing 100080, Peoples R China. Beijing Inst Technol, Dept Chem Engn, Beijing 100080, Peoples R China.）

出处： PROPELLANTS EXPLOSIVES PYROTECHNICS 1998 Vol.23 No.1 P46-47

摘要： 2-Methyl-2-nitro-1-azidopropane was synthesized through a condensation reaction, substitution reaction and azideation. The molecular structure of the ...

作者： Hu, GK;Guo, G;Baptiste, D （¹Beijing Inst Technol, Inst Appl Mech, Beijing 100081, Peoples R China. Acad Sinica, LMN Inst Mech, Beijing 100080, Peoples R China. LM3 ENSAM, F-75013 Paris, France.）

出处： COMPUTATIONAL MATERIALS SCIENCE 1998 Vol.9 No.3-4 P420-430

关键词： REINFORCED COMPOSITES; PLASTICITY; DEFORMATION; STRESS

摘要： A general analytical model for a composite with an isotropic matrix and two populations of spherical inclusions is proposed. The method is based on th ...

作者： Shao, B;Jian, Z;Li, QS （¹Beijing Inst Technol, Dept Appl Phys, Beijing 100081, Peoples R China. Beijing Inst Technol, Coll Chem Engn & Mat Sci, Beijing 100081, Peoples R China.）

出处： MODERN PHYSICS LETTERS B 1998 Vol.12 No.16 P623-631

关键词： ELECTROMAGNETIC-FIELDS; LIGHT GENERATION; QUANTUM; MICROWAVES; STATES

摘要： We consider a system of mesoscopic Josephson junction interacting with nonclassical radiation field and investigate any order squeezing for the mesosc ...