transitions相关论文
The recent NANOGrav evidence of a common-source stochastic background provides a hint to gravitational waves(GW)radiatio......
In-situ high-pressure energy dispersive X-ray diffraction experiments of malachite have been performed using diamond anv......
强磁场中的Ｃｓ原子有较大的超精细塞曼分裂，实验用频率可调谐的窄线宽半导体激光调谐到各超精细塞曼能级上进行光泵浦，利用稳态吸收谱方......
<正> In the research of the phase transitions and superconductivities of the InSb films condensed on substrate at 90-110......
In the present letter we report the new compounds of Y<sub>0.5-x</sub>Li<sub>1.5</sub>VO<sub>4</sub>: (Dy<sup>3+</sup>&#......
The interacting boson model-3(IBM-3) has been used to study the low-energy level structure and electromagnetic transitio......
The low-lying electronic states of Yb and YbO are investigated by using time-dependent relativistic density functional t......
In situ angle dispersive synchrotron X-ray diffraction and Raman scattering measurements under pressure are employed to ......
Deconfinement phase transition is studied in the FL model at finite temperature and chemical potential. At MFT approxima......
Solid-state phase transitions of 4-methylanilinium perchlorate (4-CH 3 C 6 H 4 NH 3 ·ClO 4 , 1) and tetrafluoroborate (......
This mini-review covers recent progress in the field of cobalt(Ⅱ)/manganese(Ⅱ)-based molecular metamagnets, which can ......
Faceting transitions in crystal growth and heteroepitaxial growth in the anisotropic phase-field cry
We modify the anisotropic phase-field crystal model(APFC),and present a semi-implicit spectral method to numerically sol......
A high-quality Cr 3+:CdWO4 single crystal at a size of approximatelyΦ25×80 mm is grown using the Bridgman method with ......
Electronic and Optical Properties of KNbO_3,NaNbO_3 and K_(0.5) Na_(0.5) NbO_3 in Paraelectric Cubic
The structural,electronic and optical properties of KNbO 3 (KN),NaNbO3(NN)and K05 Na0.5NbO3(KNN) in paraelectric cubic p......
Thermal annealing of YOH1.1F1.9 and YOH1.1F1.9:Ln3+(Ln3+=Eu3+,Tb3+ and Gd3+) precursors in air gave access to synthesize......
One-dimensional La2O2S:Eu3+ nanowires(NWs) were fabricated with a simple hydrothermal method.The structures were charact......
The strong yellow upconversion (UC) light emission was observed in Ho3+/Yb3+ co-doped Gd2Mo3O9 phosphor under the excita......
Crystal structures, phase relationships, and magnetic phase transitions of R_5M_4 compounds (R = rar
Our recent studies of the crystal structures, phase transitions, and magnetic properties of intermetallic compounds R5M4......
Luminescence properties of a single-host phosphor Ba_(1.8-w)Sr_wLi_(0.4)SiO_4:Ce~(3+),Eu~(2+),Mn~(2+
In order to obtain a single-host-white-light phosphor,a series of Ba1.8-w-x-y-zSrwLi0.4-xCexEuyMnzSiO4(BSLS:Ce3+,Eu2+,Mn......
Synthesis, Crystal Structure, Luminescence Property and DFT Calculations of a New Coordination Compo
A new luminescent compound, Zn(8-aminoql)2(SCN)2 (1, 8-aminoql = 8-amino quinoline), has been synthesized and its struct......
Optimization of synthesis of upconversion luminescence material NaYF_4:Er~(3+),Yb~(3+) nanometer-pho
A kind of Er3+-Yb3+ co-doped natrium yttrium fluoride nanometer-phosphor sensitive to 980 nm was synthesized by the low-......
Experimental and Theoretical Studies on the Molecular Structure, FT-IR and UV-vis Spectra of 1,8-Dih
In the present work, both experimental and theoretical studies have been per- formed on the molecular structure and infr......
The title compound,tetramethylammonium nickel nitrite[(CH_3)_4Nl[Ni(NO_2)_3],has a hexagonal perovskite-type structure w......
Three polymeric heterometallic clusters with 1D, 2D, and 3D frameworks, constructed from a cyclic vanadate {V4O12}4-buil......
Raman and luminescence studies on the phase transition of europium orthoniobates(EuNbO4) under high pressure were perfor......
Ammonia borane has received tremendous research attention in the past decade because of its potential for chemical hydro......
Herein reported is an example of one-dimensional coordination polymer [CoII(3,5-DBsq)2(dpg)]·(3,5-H2DBcat)2 (1) (3,5-DB......
Urea-bridged diferrocene derivatives N,N?-diferrocenylurea(1) and N,N?-dimethyl-N,N?-diferrocenylurea(2) were prepared a......
STABILITY AND EXISTENCE OF MULTIDIMENSIONAL SUBSONIC PHASETRANSITIONS-Ya-Guang Wang, Zhouping Xin The purpose of this p......
Field-induced phase transitions in chiral smectic liquid crystals studied by the constant current me
In ferroelectric liquid crystals, phase transitions can be induced by an electric field. The current constant method all......
The incorporation of B element into π-conjugated system is an efficient strategy to tune the steric and electronic stru......
Two phase transition compounds,diethylammonium 1,5-naphthalenedisulfonate(1)and cyclohexylammonium 1,5-naphthalenedisulf......
Crystal characterization and optical spectroscopy of Eu~(3+)-doped CaGdAlO_4 single crystal fabricat
A highly transparent Eu~(3+)-doped CaGdAlO_4(CGA) single crystal is grown by the floating zone method.The segregation co......
The feasibility of spin-forbidden cooling of the In H molecule is investigated based on ab initio quantum chemistry calc......
Single-doped(Ce~(3+),Tb~(3+)), co-doped(Ce~(3+)-Tb~(3+), Ce~(3+)-Yb~(3+), Tb~(3+)-Yb~(3+)) and tri-doped(Ce~(3+)-Tb~(3+)......
Photoluminescence properties of an orange-red LaSr_2AlO_5:Sm~(3+) phosphor prepared by the Pechini-t
LaSr2AlO5:Sm3+ phosphors were synthesized by the Pechini-type sol-gel process. The X-ray diffraction pattern revealed th......
Improvement Up-conversion Luminescence Properties of SrIn_2O_04:Er~(3+) by Doping Yb~(3+) as Sensiti
A series of Yb~(3+)/Er~(3+) or Er~(3+) doped SrIn_2O_4 were synthesized by a high temperature solid state method.The up-......
A warm-white emitting persistent luminescence phosphor Lu_3Al_2Ga_3O_(12):Pr~(3+) was synthesized by solid state method ......
A crystal field model for the electronic structure of Er luminescence center in silicon is proposed. Nine photoluminesce......
1 Introduetion RJeeently,traffie Prot)lems have attraeted eonsider-able attention of seientis5 beeause of the observed n......
Pure-Ge/Si short period superlattice (SPS) grown by gas source MBE (GSMBE) is studied by photoluminescence spectroscopy ......
In recent years, following intensive research on new type of laser using group Ⅰ A diatomicmolecules and group Ⅳ A di......
The magnetism and magnetocaloric effect in Er1-xGdxCoAl(x = 0, 0.1, 0.2, 0.4, 0.6, 0.8, 1) were investigated. The Er1-xG......
Two LICET transitions in Cs-Sr systems are suggested and the results of numerical calcu-lations of the transition probab......
TWO-DIMENSIONAL DISTRIBUTIONS OF TEMPERATURE AND OH, C_2 AND CH RADICALS IN FLAME DETECTED BY LASERI
The in situ, high spatial resolution, two-dimensional distributions of OH(X), C_2(X) and CH(X) radicals in premixed par......
Frequency Up-conversion Luminescence Properties and Mechanism of Tm~(3+) /Er~(3+)/Yb~(3+) Co-doped O
Oxyfluoride glasses were developed with composition 60GeO 2 ·10AlF 3 ·25BaF 2 ·(1.95-x)GdF 3 · 3YbF 3 ·0.05TmF 3 ·......
Resolution of excess entropy of many types of transitions and estimation of standardentropy at 298.15K of compounds,for......
The subject of the transition in linear polymer melt has been of particular interest since thediscovery of liquid cryst......
We study a two-electron system in a double-layer quantum dot under a magnetic field by means of the exactdiagonalizatio......
STUDIES ON THE DYNAMIC MECHANICAL BEHAVIOR OF POLYMERIZATION OF BIS(4-(4-ETHYNYLPHENOXY)PHENYL)SULFO
The dynamic mechanical behavior and structural characteristics of polymerization bis(4-(4-ethynylphenoxy)phenyl)sulfine......
