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Online since: January 2013
Authors: Yu Hua Li, Hai Lin, Zhi Qiang Wang, Xin Zhao, Tie Cheng Ma, Xiao Zhe Han
Additional 1 wt% Tm2O3 + 2 wt% Yb2O3 and 1 wt% Sm2O3 were introduced in heavy and light RE ions doped LYAS glasses based on the host weight, respectively.
Fig. 1 DTA curve of the 1 wt% Tm2O3 and 2 wt% Yb2O3 co-doped LYAS glasses.
Fig. 2 DTA curve of the 1 wt% Sm2O3 single-doped LYAS glasses.
Table 1 Characteristic temperatures of several optical glasses Composition Tg (°C) Tx (°C) Tc (°C) DT (°C) Ref.
Compd. 479 (2009) 883−887
Online since: June 2014
Authors: Dmitry G. Eskin, Zhong Yun Fan, Nadendla Hari Babu, Vadakke Madam Sreekumar
Results Figure 1 shows the optical microstructures of the Al–oxide master alloy prepared.
(a) (b) Fig. 1.
The grain size further reached 370 µm at an addition of 1.7wt%.
References [1] D.G.
A, 361 (2003) 479-495 [11] G.I.
Online since: May 2023
Authors: E.V. Salomatina, A.E. Mochalova, E.V. Bobrina, N.V. Illarionova
Along with this, passing chains of AAm and AA homo - and copolymers can be formed in the reaction mixture (Fig. 1).
Fig. 1.
In IR spectra of hydrogels washed from unreacted monomers and unbound homopolymers absorption bands corresponding to fluctuations of-C÷O, –C=O groups of AA (1452 cm-1, 1669 cm-1) are observed (Fig.2).
References [1] M.
Ferfera-Harrar, Synthesis and Properties of Chitosan-Graft Polyacry lamide/Gelatin Superabsorbent Composites for Wastewater Purification, Istanbul Turkey. 17 (2015) 479-503
Online since: August 2011
Authors: Peng Wang, Li Bo Fan, Le Xian Shi, Bo Fang
Temperature dependence of photoluminescent spectra of samples A (ZnO nanorods with diameter of about 30 nm and length of about 300 nm) and B (ZnO nanorods with diameter of about 30 nm and small aspect ratios) can be seen in Fig. 1 a and 1 b, respectively.
As seen in curves 1) and 2) of Fig. 2 a, energies of exciton emissions for the samples A and B were plotted as a function of temperature.
References [1] Y.
Fan, The photoluminescence of ZnO thin films grown on Si (1 0 0) substrate by plasma-enhanced chemical vapor deposition, J.
Crystal Growth 240 (2002) 479-483
Online since: July 2005
Authors: Geun Tae Bae, Dae H. Kang, Sung S. Park, Nack Kim
Strain rate used was 6.4×10-4 s-1.
It Fig. 1.
Summary 1.
References [1] C.D.
Forum Vol . 475-479 (2005), p. 457 [8] S.S.
Online since: December 2012
Authors: Yuan Qi Zhou, Liang Yan
Let the following be the parameters for the case: q=33.33, p=20US$/bbl, s=0.22p.a., r=0.1p.a., PM=45,l=0.15p.a., =20, T=5years, D=5.25US$/bbl, h =0.03 (US$/bbl)-1.year-1.
Figure 1.
Acknowledgements This work was financially supported by the national social science fund (12BJL074) , Social Science Project of Chinese Ministry of Education(Major Program), References [1] Dias, M., “Valuation of exploration and production assets: an overview of real options models,” Journal of Petroleum Science and Engineering, 2004. 44(1-2): pp. 93-114
[6] Paddock, J.L., Siegel, D.R., Smith, J.L., “Option valuation of claims on real assets: the case of offshore petroleum leases,” Quarterly Journal of Economics, August 1988, pp.479– 508
[7] Pindyck, R.S., “The long-run evolution of energy prices,” Energy Journal , 1999,20 (2):pp.1– 27
Online since: April 2007
Authors: Zhi Yong Yang, Wei Chen, Lan Luo
Results and Discussion Fig. 1 is the emission spectra of glasses doped with the active ions.
Table 1 shows fluorescence lifetimes of the active ions doped Ge25Ga5Sb5Se65 glasses.
The immediate stage where the donor-donor interaction becomes important, the decay follows an exponential behavior at a rate determined by the following equation: 1/τm = 1/τ0 + VCDyCTm (1) Where τm is measured lifetime, τ0 is the lifetime of Tm3+ single-doped sample, V is a constant related to transfer constants, CDy and CTm represent Dy 3+ and Tm3+ concentrations, respectively.
Table 1 Fluorescence lifetimes of active ions doped Ge25Ga5Sb5Se65 glasses Dopant Wavelength (µm) Lifetime (µs) 0.05at% Dy 3+ 1.34 310 0.05at% Tm3+ 1.22 676 0.05at% Dy 3++0.05at% Tm3+ 1.34 /1.22 344 / 479 0.05at% Dy 3++0.1at% Tm3+ 1.34 370 0.05at% Dy 3++0.15at% Tm3+ 1.34 429 0.05at% Dy 3++0.2at% Tm3+ 1.34 471 Fig.5 Fluorescence decay curve of the Tm3+: 3H5→ 3H6 transition for 0.05 at% Dy 3+ and 0.05 at% Tm3+ co-doped glass.
References [1] K.
Online since: June 2020
Authors: Marini Sawawi, Siti Kudnie Sahari, Zainab Ngaini, Sapawi Rohana, Uda Hashim, Afiqah Bahrin, Rafidah Kemat, Muhammad Kashif, Nur Tahirah Razali, Mohamad Rusof Mahmood, Kuryati Kipli, Nazreen Junaidi
Table 1 summurizes results for I-V curve in Fig. 4.
References [1] E.
[3] Jang YH, Xin X, Byun M et al, An unconventional route to high efficiency dye-sensitized solar cells via embedding graphitic thin films into TiO2 nanoparticles photoanode, Nano Lett 12 (2012) 479-485 [4] M.
Sci Technol. 2(1) (2012) 54-75 [11] U.
Journal of Nanomaterials, 2017 (2017) 1-13
Online since: March 2017
Authors: Yurii Bordulev, Roman S. Laptev, Andrey M. Lider, Viktor N. Kudiiarov, K. Lee
Positron Spectroscopy of Defects in Hydrogen-Saturated Zirconium BORDULEV Yuriy S.1, a *, LEE K. 1, b, LAPTEV Roman S. 1, c, KUDIIAROV Viktor N. 1,d and LIDER Andrey M. 1, e 1 National Research Tomsk Polytechnic University, Russia, Tomsk, Lenin Avenue 30, 634050 abus@tpu.ru, blibeichen@hotmail.com.tw, claptevrs@tpu.ru, dkudiyarov@tpu.ru, elider@tpu.ru Keywords: zirconium-hydrogen, defects, hydrogen embrittlement, positron lifetime.
As it can be seen from the Fig. 1.
Results and Discussions The dependence of average positron lifetime on hydrogen concentration is shown in Fig. 1.
References [1] A.
Pundt, Journal of Alloys and Compounds. 446-447 (2007) 479-483
Online since: March 2012
Authors: Bao Li Zhu, Hui Pen Wu, Tian Hang Xiao
The results are presented by overset grids (Ref. [10]) and by Fluent6.1 (Ref. [11]).
(a) present work (b) by overset grids,Ref[9] (c) by Fluent6.1,Ref[10].)
The results of time-average thrust coefficient, input power coefficient and thrust propulsive efficiency are listed in Table 1.
References [1] Lai J C S, Platzer M F.
Flugwiss, 13: 472-479(1965)
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