Therefore, the high loss tangent for the CBC composites signifies

Therefore, the high loss tangent for the CBC ABT 888 composites signifies that they have good attenuating properties. Figure 3 Real (a) and imaginary (b) parts of permittivity for the composites with 20 wt.% CBC loadings. Figure 4 shows the dielectric permittivities of the CBC paraffin wax composites with 5 to 30 wt.% CBC pyrolyzed at 1,200°C. It is evident

that both the real and imaginary permittivities increased rapidly with CBC concentration. The complex permittivity spectra reveal the behavior of electrical conduction and dielectric relaxation of the composites. The rapid increase in the permittivities with concentration is attributed to the onset of percolation, similar Salubrinal in vitro to that of the CNTs [17, 18]. Figure 5 is a plot of DC conductivity of the CBC/paraffin wax composites versus the amount of the CBC loading pyrolyzed at 1200°C. One can see a sharp increase of conductivity when CBC loading was increased from 1 to 7.5 wt.%. The conductivity of the GSK1904529A CBC was of 2 × 10-9 S/cm for 1 wt.% and 0.02 S/cm for 7.5 wt.% and reached a relatively high value of 0.5 S/cm for 15 wt.%. This implies that such a composite has a percolation threshold of about 7.5 wt.%. Figure 4 Frequency dependencies of (a) real and (b) imaginary permittivities. Figure 5 DC conductivity of CBC/paraffin wax composites versus CBC loading pyrolyzed at 1,200°C. For microwave

absorption, the elelctromagnetic parameters should be appropriate, and the optimal filler U0126 clinical trial concentration is always around the percolation threshold. Theoretical RL values in the sample with 7.5 wt.% CBC loading were calculated according to the transmission line theory [19]. (1) (2) where Z in is the normalized impedance at the absorber surface. Figure 6a shows the frequency dependences of the RL at various sample thickness (t = 1.8, 1.9, 2.0, and 2.1 mm). An optimal RL of -40.9 dB was observed at 10.9 GHz with the -20 dB bandwidth over the frequency range of 10.4 to 11.4 GHz for t = 2.0 mm. The minimum RL obviously shifts to lower frequency range with increased thickness, which can be understood according to the geometrical effect

matching condition in which the thickness of the layer is a quarter wavelength thickness of the material. It is interesting that microwave absorption properties do not change dramatically for the thicknesses of 1.8 to 2.1mm. Figure 6 Frequency dependences of the RL at various sample thickness (a) and the EMI shielding efficiency (b). For EMI shielding, the total shielding effectiveness SE T is always expressed by SE T  = 10 lg(P in/P out) = SE A  + SE R  + SE I , where P in and P out are the power incident on and transmitted through a shielding material, respectively. The SE A and SE R are the absorption and reflection shielding efficiencies, respectively, and can be described as SE A  = 8.686 αt and SE R  = 20 lg |1 + n|2/4|n| [20]. For the composite with 30 wt.

By contrast, the asrABC1 and

By contrast, the asrABC1 and asrABC2 operons as well as the pepT and pepM genes (Fig. 1) were not differentially expressed after growth in the presence of homocysteine or cystine. The synthesis of SB431542 molecular weight sulfite reductases may be induced in the presence of sulfite as shown for

Clostridium pasterianum [49]. In the absence of sulfite in the growth medium, we do not observe any regulation for the asr operons by the sulfur sources tested. Among the genes differentially expressed during cysteine depletion, we were also unable to identify candidates for methionine biosynthesis. The enzymes involved could be either mTOR inhibitor constitutively synthesized or the effector modulating the transcription of the corresponding genes is not sufficiently depleted under the growth conditions tested. Control of iron-sulfur cluster biogenesis and related functions Expression of genes involved in [Fe-S] cluster biogenesis was regulated in response to cysteine availability (Table 1). Actually,

four genes adjacent on the chromosome, cpe1783 to cpe1786, were up-regulated 3 to 6-fold during cysteine limitation. Cpe1786 is a repressor of the Rrf2 family sharing 50% identity with CymR, the global regulator of cysteine metabolism of B. subtilis [16] and 37% with IscR, the regulator of [Fe-S] cluster biogenesis in E. coli [50]. Cpe1785 and Cpe1784 encode a cysteine desulfurase and a scaffold protein for [Fe-S] cluster assembly, respectively [1] while TrmU (Cpe1783) is an enzyme involved in thio-uridylation of tRNAs. In the absence of nitrogen fixation in C. perfringens, we proposed to rename cpe1785, iscS instead of nifS and cpe1784, iscU instead SRT1720 clinical trial of nifU. The expression of cpe1469 encoding a putative cysteine desulfurase sharing 25% identity with IscS also increased during cysteine

depletion. Finally, the expression of cpe0664 encoding a 114 amino-acid protein, which corresponds to an A-type carrier required for [Fe-S] cluster assembly filipin [51], was induced during cysteine limitation (Table 1). Thus, in the absence of the suf genes in C. perfringens, iscSU and cpe0664 probably constitute the unique system of [Fe-S] cluster biogenesis in this bacterium [1]. In E. coli and several other bacteria, genes involved in this process are regulated in response to [Fe-S] availability via the [Fe-S] protein IscR, and are induced during iron starvation and oxidative stress [1, 52]. By contrast, only few data are available concerning the control of [Fe-S] cluster synthesis by cysteine availability. The coordinated derepression of genes involved in [Fe-S] production (cpe1785, cpe1784, cpe1469, cpe0664) during cysteine depletion may allow C. perfringens maintaining its pools of [Fe-S] clusters, which play a crucial role in the physiology of these bacteria lacking the heme synthesis machinery [53]. Expression of ldh encoding the lactate dehydrogenase (LDH) increased 2.

croceum growth

croceum growth Selleck Staurosporine in the host plant’s absence, showed no significant impact in bulk soil, but inhibited the fungus in the rhizosphere. The numbers of ectomycorrhizal fine roots/seedling were not estimated. Thus, we cannot exclude local reductions in the numbers of ectomycorrhizal roots due to the AcH 505 treatment in the presence of soil microbe filtrate. Plants influence the composition and quantity of soil microbes by secreting products into the rhizosphere [44]. Root exudates contain compounds that can exert both stimulatory and inhibitory influences on the rhizosphere microbial community, changing

its structure and composition [45]. Conversely, microbial products can induce plant root exudation [46]. AcH 505 influences its environment by the production of growth regulators [5]. In this work, the presence of oak rhizosphere might have led to increased production of antibiotics by AcH 505 which could perhaps BAY 11-7082 manufacturer cause the inhibition of P. croceum in the rhizosphere. Conclusions Fungi and bacteria have established specific strategies for interacting with

one-another with significant ecological consequences, as reviewed in [42]. Since one of the priorities in this context is to demonstrate the impact of particular organisms on each other, the development of methods for quantifying the abundance of bacteria and fungi in the presence of one-another and other potentially interfering microbes is essential. Our data suggest that significant interactions occur eFT508 between AcH 505 and P. croceum. The competitive abilities of both species differ in sterile and filtrate-amended gamma-sterilised soils, and are also affected by the presence or absence of the host plant. Thus, it would be desirable to investigate 3-mercaptopyruvate sulfurtransferase fungus-bacterium interactions using model systems that enable step-wise increases in complexity.

The ability to discriminate between different MHB and mycorrhizal fungi will make it possible to obtain a deeper understanding of their interactions when investigating microbial consortia rather than individual species. In the context of the TrophinOak project, we will use the methods presented herein to analyse the responses of AcH 505 and P. croceum to soil invertebrates and to investigate how the induction of plant defences affects their abundance. Methods The soil-based culture system A soil-based culture system for the quantification of Streptomyces sp. AcH 505 and Piloderma croceum (DSMZ 4824, ATCC MYA-4870) was established as described by Tarkka et al. [23]. Briefly, micropropagation and rooting of the pedunculate oak clone DF159 (Quercus robur L.) were conducted according to Herrmann et al. [47]. Rooted microcuttings were placed in Petri dishes filled with a 1:1 (vol/vol) mixture of fungal inoculum and gamma sterilised soil.

Tyr705 phosphorylation was decreased by treatment with

Tyr705 phosphorylation was decreased by treatment with everolimus in the presence Selleckchem GSK126 of pretreatment with stattic. Moreover, to clarify how STAT3 and mTOR regulate cell toxicity whether in a parallel manner or in a downstream regulation, we examined if STAT3 activity varies in a time-dependent manner with treatment of everolimus (Figure 4B). Phosphorylation of STAT3 was decreased in short-term but increased in long-term incubated with low-dose everolimus. Phosphorylation of p70 S6K which is direct downstream of mTORC1 showed inhibition in a time-dependent manner based on the

mechanism of action of everolimus. This results show that STAT3 phosphorylation can be regulated indirectly Selleckchem BYL719 by mTOR. Figure 4 Effects of various STAT3 inhibitors on everolimus-mediated signal transduction in HaCaT cells. (A) Alteration in signal transduction of STAT3. HaCaT cells were incubated in medium containing everolimus at the indicated concentrations for 2 h (1): after pretreatment with 10 μM

stattic for 20 min or (2): coincubation with everolimus and 10 μM STA-21 or (3) vehicle alone (DMSO). (B) Alteration in signal transduction of STAT3. HaCaT cells were incubated in medium containing 10 μM everolimus at the indicated time. Total cell lysates were separated by SDS-PAGE and electrotransferred to PVDF membranes. Various https://www.selleckchem.com/products/NVP-AUY922.html proteins and phosphorylation levels were evaluated by immunoblotting assay with specific antibodies. Effects of everolimus on MAPKs activity in HaCaT cells and effects of MAPK inhibitors TCL on everolimus-induced cell growth inhibition in HaCaT cells Previous studies demonstrated that the PI3K/Akt/mTOR and MAPK pathways represent a cross-linked signal network in various cell lines, and that STAT3 is an important downstream signaling factor of these pathways [25–27]. Therefore, we confirmed the differences in the phosphorylation of JNK, Erk1/2, and p38 MAPK after

treatment with everolimus in HaCaT cells (Figure 5A). The phosphorylation of Erk1/2 and p38 MAPK was increased after treatment with everolimus in a dose-dependent manner in HaCaT cells. Moreover, the phosphorylation of p38 MAPK was particularly increased in the presence of pretreatment with stattic. Figure 5B shows the everolimus-induced cell growth inhibition in HaCaT cells in the absence or presence of a MEK1/2 inhibitor (U0126), a p38 MAPK inhibitor (SB203580) or a JNK inhibitor (SP600125). Treatment with the p38 MAPK inhibitor reduced the efficacy of cell growth inhibition by everolimus in HaCaT cells. A MEK1/2 inhibitor also affect the everolimus-induced cell growth inhibition in HaCaT cells, slightly. Moreover, we examined a possibility that MAPKs inhibitors rescue the inhibition of phosphorylation of STAT3 by everolimus (Figure 5C). In the pretreatment of SB203580, STAT3 Tyr705 phosphorylation was enhanced comparing from treatment of everolimus alone.

Such truncated proteins could potentially interfere with the func

Such truncated proteins could potentially interfere with the function of intact FkbN protein, produced in the complementation experiment. All this shows, that FkbN

HDAC inhibitor is indispensable for FK506 production, which is in agreement with recently published results [28]. Clearly, fkbN also shows important potential for application in genetic/metabolic engineering of industrial FK506 producing strains. In the next step, an additional copy of the fkbR gene was introduced into S. tsukubaensis under the control of the ermE* and Streptomyces RBS [38]. Like in the case of fkbN, FK506-MK-2206 price production BAY 11-7082 was increased demonstrating that fkbR also has

a positive regulatory role in S. tsukubaensis NRRL 18488. However, yield increase was moderate with FK506 production approximately 30% higher than in the control strain (Figure 3). The fkbR gene-disrupted mutants (Figure 2B; Additional file 2) displayed a significant reduction in FK506 production and on average they retained only approximately 20% of the wild-type production level, clearly demonstrating a positive role of this regulatory protein. Unlike FkbN, the FkbR regulatory protein is not indispensable for FK506-production. Interestingly, the

ΔfkbR strains, complemented with the fkbR gene transcribed under the ermE* promoter showed recovery of FK506 production to wild-type levels (Figure 3). As expected, double mutant strains ΔfkbRΔfkbN were unable to produce FK506. Neither addition of a second copy of the allN gene transcribed under the ermE* promoter, nor the inactivation of allN, located on the left fringe of FK506 gene cluster, showed any influence on FK506 production or any other phenotypic characteristic (e.g. morphological), as the mutant strains retained wild-type values of FK506 yield. The result was the same when allM and allN were overexpressed together. Gene expression in FK506 gene cluster is not abolished GPX6 by inactivation of fkbN or fkbR In the next step we aimed to identify genes in the FK506 gene cluster, the transcription of which could possibly be regulated by FkbN and FkbR transcriptional regulators. We constructed reporter plasmids based on the rppA gene chalcone synthase from S. erythraea, described previously [20, 41]. For the purpose of this work, we selected six different approximately 500-bp long putative promoter regions, located upstream of start codons of representative CDSs of the FK506 gene cluster.

In this work, AAMs with three segments with different channel dia

In this work, AAMs with three segments with different channel diameters are fabricated by controlling etching and anodization time. Additional file 1: Ro 61-8048 Figure S4 illustrates the schematic process. In brief, a substrate has undergone the second anodization for time t A1 and etched for t E1 to broaden the pores and form the large-diameter segment of the membrane. Then, the third anodization step was performed for another time t A2 followed by chemical etch for time t E2 see more to form the medium-diameter segment. In the end, the fourth anodization step was carried out for time t A3 ending with time t E3 wet etching to form the small-diameter

segment. Note that in this scenario the first segment (Figure  3d) was etched for time t E1  + t E2  + t E3, and the third segment was etched only for t E3 to broaden the pore size. In a generalized case, if there are n segments in total, the total etching time for the mth segment will be . Therefore, the diameter of the mth segment can be determined by the etching calibration curve and the fitted function (Additional file 1: Figure S1a,b) . In addition, the total depth of the AAM substrate is with the mth segment’s depth of H m  = G(t Am ) which can be determined by the plots shown in Additional file 1: Figure S1c,d. Figure  3d demonstrates the cross section of a 1-μm-pitch tri-diameter AAM fabricated by a

four-step anodization process. Such a structure selleck screening library has been used to template PC nanotowers, as shown in Figure  3e,f, by the aforementioned thermal press process (Additional file 1: Figure S2b). Note that as the length of each diameter segment is controllable, a smooth Org 27569 internal slope on the side wall can be achieved by properly shortening each segment. Therefore, a nanocone structure can be obtained, as shown in Figure  3f. It is worth noting that the above nanostructure

templating process can be extended to other materials. In practice, we have also fabricated PI nanopillar arrays (Additional file 1: Figure S3) with spin-coating method. Besides using thermal press method to template nanostructures, material deposition method was also used to fabricate well designed nanostructures with AAM. Particularly, a-Si nanocone arrays have been fabricated with plasma-enhanced chemical vapor deposition (PECVD), as shown in Figure  4a with the inset showing the AAM template. The nanocones are formed by a-Si thin-film deposition. Additional file 1: Figure S5 shows the cross section of the a-Si nanocones embedded in the AAM. In order to characterize the nanocones, they are transferred to a supporting substrate followed by etching away the AAM template in HF solution. Figure 4 SEM image, optical reflectance, and photo/schematic of a-Si and cross-sectional | E | distribution of the electromagnetic (EM) wave. (a) The 60°-tilted-angle-view SEM image of amorphous Si (a-Si) nanocone arrays fabricated with plasma-enhanced chemical vapor deposition (PECVD), with the AAM template shown in the inset.

Prog Biophys Mol Biol 2000,73(2–4):263–287 PubMedCrossRef 22 Fra

Prog Biophys Mol Biol 2000,73(2–4):263–287.PubMedCrossRef 22. Fraser HI, Kvaratskhelia

M, White MF: The two analogous phosphoglycerate mutases of Escherichia coli . FEBS Lett 1999,455(3):344–348.PubMedCrossRef 23. Gautam N: Mutated forms of phosphoglycerate mutase in yeast affect reversal of AMPK inhibitor metabolic flux. Effect of reversible and irreversible function of an enzyme on pathway reversal. The Journal of biological chemistry 1988,263(30):15400–15406.PubMed 24. Foster JM, Davis PJ, Raverdy S, Sibley MH, Raleigh EA, Kumar S, Carlow CK: Evolution of bacterial phosphoglycerate mutases: non-homologous isofunctional enzymes undergoing gene losses, gains and lateral transfers. PloS one 2010,5(10):e13576.PubMedCentralPubMedCrossRef selleck inhibitor 25. Vincent JB, Crowder MW, Averill BA: Hydrolysis of phosphate monoesters: A biological problem with multiple chemical solutions. Trends Biochem Sci 1992,17(3):105–110.PubMedCrossRef 26. Bodansky O: Acid phosphatase. www.selleckchem.com/products/geneticin-g418-sulfate.html Adv Clin Chem 1972, 15:43–147.PubMedCrossRef 27. Vinopal RT: Microbial

metabolism: phosphate metabolism and cellular regulation in microorganisms. Science 1988,239(4839):513–514.PubMedCrossRef 28. Coleman JE: Structure and mechanism of alkaline phosphatase. Annu Rev Biophys Biomol Struct 1992, 21:441–483.PubMedCrossRef 29. Lamarche MG, Wanner BL, Crepin S, Harel J: The phosphate regulon and bacterial virulence: a regulatory network connecting phosphate homeostasis and pathogenesis. FEMS Microbiol Rev 2008,32(3):461–473.PubMedCrossRef 30. Dubail I, Berche P, Charbit A: Listeriolysin O as a reporter to identify constitutive and in vivo-inducible promoters in the pathogen Listeria monocytogenes . Infect Immun 2000,68(6):3242–3250.PubMedCentralPubMedCrossRef 31. Polissi A, Pontiggia A, Feger G, Altieri M, Mottl H, Ferrari L, Simon D: Large-scale identification of virulence genes from Streptococcus pneumoniae . Infect Immun 1998,66(12):5620–5629.PubMedCentralPubMed 32. Talaat AM, Lyons

R, Howard ST, Johnston SA: The temporal expression profile of Mycobacterium PDK4 tuberculosis infection in mice. Proc Natl Acad Sci U S A 2004,101(13):4602–4607.PubMedCentralPubMedCrossRef 33. Merrell DS, Hava DL, Camilli A: Identification of novel factors involved in colonization and acid tolerance of Vibrio cholerae . Mol Microbiol 2002,43(6):1471–1491.PubMedCrossRef 34. Burall LS, Harro JM, Li X, Lockatell CV, Himpsl SD, Hebel JR, Johnson DE, Mobley HL: Proteus mirabilis genes that contribute to pathogenesis of urinary tract infection: identification of 25 signature-tagged mutants attenuated at least 100-fold. Infect Immun 2004,72(5):2922–2938.PubMedCentralPubMedCrossRef 35. Altschul SF, Gish W, Miller W, Myers EW, Lipman DJ: Basic local alignment search tool. Journal of molecular biology 1990,215(3):403–410.PubMed 36. Kuznetsova E, Xu L, Singer A, Brown G, Dong A, Flick R, Cui H, Cuff M, Joachimiak A, Savchenko A, et al.

The adhered cells have been removed from the catheter sections by

The adhered cells have been removed from the catheter sections by vortexing and brief sonication, and serial tenfold dilutions ranging from 10−4 to 10−12 of the obtained inocula have been spotted on Muller-Hinton agar, Selleckchem BIIB057 incubated for 24 h at 37°C, and assessed for VCCs [23, 42]. All tests were performed in triplicate. Characterization of biofilm development on the BMS202 mouse surface of nano-modified prosthetic device After 24, 48, and 72 h of incubation, the samples prepared

as described above were removed from the plastic wells, washed three times with PBS, fixed with cold methanol, and dried before microscopic examination. The biofilm development on the surface of coated and uncoated prosthetic devices was visualized using a Hitachi S2600N scanning electron microscope (SEM; Tokyo, Japan) at 25 keV, in primary electron fascicles, on samples covered with a thin silver layer. Results and discussion The increasing occurrence of multiresistant pathogenic bacterial strains has gradually rendered traditional antimicrobial treatment ineffective. The prognosis is worsened by the formation of bacterial

biofilms on the biomaterials used in medicine, even if the planktonic cells are susceptible to some antibiotics. Public reports stated that 60% to 85% of all microbial infections involve biofilms developed on natural intact or damaged tissues or artificial devices [43]. BI 10773 buy Abiraterone These infections are characterized by slow onset, middle-intensity symptoms, chronic evolution, and high tolerance to antibiotics and other antimicrobials [44]. The efficiency of essential oils, polyphenolic extracts obtained from foregoing plants, and their synergic effects as alternative strategies

for the treatment of severe infections caused by highly resistant bacteria was tested on the following species: methicillin-resistant S. aureus, extended-spectrum beta-lactamases producing Escherichia coli, and multiresistant Pseudomonas aeruginosa[8]. Previous studies have demonstrated that the mint essential oil (Mentha sp.) exhibited synergistic inhibitory effects with low pH and sodium chloride against Listeria and inhibited some organisms such as S. aureus, E. coli, Candida albicans, Acinetobacter baumanii, Enterococcus faecalis, Klebsiella pneumoniae, Salmonella enterica subsp. enterica serotype Typhimurium, and Serratia marcescens[45]. The analyzed M. piperita EO proved to be rich in β-pinene, limonene, menthone, isomenthol, and menthol. These results are in concordance with reported literature [46, 47]. We have suggested before the efficiency of nanosystem-vectored essential oil strategy [23]. The Fe3O4/C12 nanoparticles seem not to be cytotoxic on the HEp2 cell line, which is a great advantage for the in vivo use of these nanostructure systems for biomedical applications with minor risks of the occurrence of side effects [48].

Sol En Mater Sol Cells 2006, 90:3327–3338 CrossRef

48 Ba

Sol En Mater Sol Cells 2006, 90:3327–3338.CrossRef

48. Badescu V, Badescu AM: Improved model for solar cells with up-conversion of low-energy photons. Renew Energy 2009, 34:1538–1544.CrossRef 49. Richards BS, Shalav A: The role of polymers in the luminescence conversion of sunlight for enhanced solar cell performance. Synth Met 2005, 154:61–64.CrossRef 50. Atre AC, Dionne JA: Realistic upconverter-enhanced solar cells with non-ideal absorption and recombination efficiencies. J Appl Phys 2011, 110:034505.CrossRef 51. Richards BS, Shalav A: Enhancing the near-infrared spectral response of silicon optoelectronic devices via up-conversion. IEEE Transactions on Electron Devices 2007, AG-120 supplier 54:2679–2684.CrossRef 52. Fischer S, Goldschmidt JC, Löper P, Bauer GH, Brüggemann R, Krämer K, Biner D, Hermle M, Glunz SW: Enhancement of silicon solar cell efficiency by upconversion: optical and electrical characterization. J Appl Phys 2010, 108:044912.CrossRef 53. Goldschmidt JC, Fischer S, Löper P, Krämer KW, Biner D, Hermle M, Glunz SW: Experimental analysis of Mocetinostat price upconversion with both coherent monochromatic

irradiation and broad spectrum illumination. Sol En Mater Sol Cells 2011, 95:1960–1963.CrossRef 54. Liu M, Lu Y, Xie ZB, Chow GM: Enhancing near-infrared solar cell response using upconverting Savolitinib price transparent ceramics. Sol En Mater Sol Cells 2011, 95:800–803.CrossRef 55. Shan G, Demopoulos Idoxuridine GP: Near-infrared sunlight harvesting in dye-sensitized solar cells via the insertion of an upconverter-TiO 2 nanocomposite layer. Adv Mater 2010, 22:4373–4377.CrossRef 56. Cheng YY, Fückel B, MacQueen RW, Khoury T, Clady RGRC, Schulze TF, Ekins-Daukes NJ, Crossley MJ, Stannowski B, Lips K,

Schmidt TW: Improving the light-harvesting of amorphous silicon solar cells with photochemical upconversion. Energy Environ Sci 2012, 5:6953–6959.CrossRef 57. Schropp REI, Zeman M: Amorphous and Microcrystalline Silicon Solar Cells: Modeling, Materials, and Device Technology. Boston: Kluwer; 1998.CrossRef 58. De Wild J, Rath JK, Meijerink A, Van Sark WGJHM, Schropp REI: Enhanced near-infrared response of a-Si:H solar cells with β-NaYF 4 :Yb 3+ (18%), Er 3+ (2%) upconversion phosphors. Sol En Mater Sol Cells 2010, 94:2395–2398.CrossRef 59. De Wild J, Duindam TF, Rath JK, Meijerink A, Van Sark WGJHM, Schropp REI: Increased upconversion response in a-Si:H solar cells with broad band light. IEEE Journal of Photovoltaics 2013, 3:17–21.CrossRef 60. Pan AC, Del Cañizo C, Cánovas E, Santos NM, Leitão JP, Luque A: Enhancement of up-conversion efficiency by combining rare earth-doped phosphors with PbS quantum dots. Sol En Mater Sol Cells 2010, 94:1923–1926.CrossRef 61. Barnes WL, Dereux A, Ebbesen TW: Surface plasmon subwavelength optics. Nature 2003, 424:824–830.CrossRef 62. Atre AC, García-Etxarri A, Alaeian H, Dionne JA: Toward high-efficiency solar upconversion with plasmonic nanostructures.

Appl Phys Lett 2010, 96:101102–101104 CrossRef 4 Ferhat M, Bechs

Appl Phys Lett 2010, 96:101102–101104.CrossRef 4. Ferhat M, Bechstedt F: First-principles calculations of gap bowing in In x Ga 1-x N and In x Al 1-x N alloys: relation to structural and thermodynamic properties. Phys Rev B 2002, 65:075213–075219.CrossRef 5. Matsuoka T: Calculation of unstable mixing region in wurtzite In 1-x-y Ga x Al y N. Appl Phys Lett 1997, 71:105–107.CrossRef 6. Yeh TS, Wu JM, Lan WH: The effect of AlN

buffer layer on properties of Al x In 1-x N films on glass substrates. Thin Solid Films 2009, 517:3204–3207.CrossRef 7. Terashima W, Che SB, Ishitani selleckchem Y, Yoshikawa A: Growth and characterization of AlInN ternary alloys in whole composition range and fabrication of InN/AlInN multiple quantum wells by RF Rabusertib order molecular beam epitaxy. Jpn J Appl Phys 2006, 45:L539-L542.CrossRef 8. Hums C, Blasing J, Dadgar A, Diez A, Hempel T, Chri-sten J, Krost A: Metal-organic vapor phase epitaxy and properties of AlInN in the whole compositional range. Appl Phys Lett 2007, 90:022105–022107.CrossRef 9. Houchin Y, Hashimoto A, Yamamoto A: Atmospheric-pressure MOVPE growth of In-rich InAlN. Phys Stat Sol (c) 2008, 5:1571–1574.CrossRef 10. Kariya M, Nitta S, Yamaguchi S, Kato H, Takeuchi T, Wetzel C, Amano H, Akasaki I: Structural properties of Al 1-x In x N ternary alloys on GaN grown by metalorganic

vapor phase epitaxy. Jpn J Appl Phys 1998, 37:EPZ5676 purchase L697-L699.CrossRef 11. Guo QX, Itoh N, Ogawa H, Yoshida A: Crystal structure and orientation of Al x In 1-x N epitaxial layers grown on (0001)/α-Al 2 O 3 substrates. Jpn J Appl Phys 1995, 34:4653–4657.CrossRef 12. Sadler TC, Morin Hydrate Kappers M, Oliver R: The effects of varying metal precursor fluxes

on the growth of InAlN by metal organic vapour phase epitaxy. J Cryst Growth 2011, 314:13–20.CrossRef 13. Kamimura J, Kouno T, Ishizawa S, Kikuchi A, Kishino K: Growth of high-In-content InAlN nanocolumns on Si(111) by RF-plasma-assisted molecular-beam epitaxy. J Cryst Growth 2007, 300:160–163.CrossRef 14. Kang TT, Yamamoto M, Tanaka M, Hashimoto A, Yamamoto A: Effect of gas flow on the growth of In-rich AlInN films by metal-organic chemical vapor deposition. J Appl Phys 2009, 106:053525–1-053525–4. 15. Kajima T, Kobayashi A, Shimomoto K, Ueno K, Fujii T, Ohta J, Fujioka H, Oshima M: Layer-by-layer growth of InAlN films on ZnO(000 1 ) substrates at room temperature. Appl Phys Express 2010, 3:021001.CrossRef 16. He H, Cao Y, Guo W, Huang Z, Wang M, Huang C, Huang J, Wang H: Band gap energy and bowing parameter of In-rich InAlN films grown by magnetron sputtering. Appl Surf Sci 2010, 256:1812–1816.CrossRef 17. Brown JD, Borges R, Piner E, Vescan A, Singhal S, Therrien R: Modeling inversion-layer carrier mobilities in all regions of MOSFET operation. Solid State Electron 2002, 46:153–156.CrossRef 18.