Figure 6 PL spectra of CdTe QDs recorded after reaction 120 min with different reductants. (a) pH = 10.0, nCd2+/nTe2−/nMPA = 1:0.25:2.7 and (b) pH = 10.0, nCd2+/nTe2−/nMPA/nNaBH4 = 1:0.25:2.7:2.7. Conclusions In summary, a facile synthetic route for the preparation of water-soluble CdTe QDs has been proposed using 3-mercaptopropionic acid reduction of TeO2 directly. Since the raw materials are cheap and easy to be obtained, the synthesis process is simple, fast, and mild. The as-synthesized CdTe QDs were highly see more luminescent, which ensures its promising future applications as biological labels. Acknowledgments The authors gratefully acknowledge the support for this research from

Zhejiang Provincial Natural Science Foundation of China under grant no. LQ12B03002 and from the National Natural Science Foundation of China under grant no. 21207095, as well as the State Key Laboratory of Chemical Resources Engineering under grant no. CRE-2012-C-303. References 1. Sandra JR, Jerry CC, Oleg K, McBride JR, Tomlinson ID: Biocompatible quantum dots for biological applications. Chem Biol 2011,18(1):10–24.CrossRef 2. Zhang G, Shi L, Selke M,

Wang XM: CdTe quantum dots with daunorubicin induce apoptosis of multidrug-resistant human hepatoma HepG2/ADM cells: in vitro and in vivo evaluation. Nanoscale Res Lett 2011,6(1):418–423.CrossRef 3. Ge S, Zhang C, Zhu Y, Yu J, Zhang S: BSA Compound C in vivo activated CdTe quantum dot nanosensor for antimony ion detection. Analyst 2010,135(1):111–115.CrossRef 4. Wu P, Yan X: Doped quantum dots for chemo/biosensing and bioimaging. Chem Soc Rev 2013. in press 5. Wang JF, Song XT, Li PRKACG L, Qian HF, Chen KY, Xu XM, Cao CX,

Ren JC: Exploring feasibility for application of LY2606368 luminescent CdTe quantum dots prepared in aqueous phase to live cell imaging. Chin Chem Lett 2006,17(5):675–678. 6. Li L, Qian H, Ren J: Rapid synthesis of highly luminescent CdTe nanocrystals in the aqueous phase by microwave irradiation with controllable temperature. Chem Commun 2005, 4:528–530.CrossRef 7. Ghosh S, Saha A: Synthesis and spectral studies of CdTe–dendrimer conjugates. Nanoscale Res Lett 2009, 4:937–941.CrossRef 8. Yuan J, Guo W, Yin J, Wang E: Glutathione-capped CdTe quantum dots for the sensitive detection of glucose. Talanta 2009,77(5):1858–1863.CrossRef 9. Silva FO, Carvalho MS, Mendonca R, Macedo WA, Balzuweit K: Effect of surface ligands on the optical properties of aqueous soluble CdTe quantum dots. Nanoscale Res Lett 2012, 7:536–545.CrossRef 10. Sai LM, Kong XY: Microwave-assisted synthesis of water-dispersed CdTe/CdSe core/shell type II quantum dots. Nanoscale Res Lett 2011, 6:399–405.CrossRef 11. Zhou D, Lin M, Chen ZL, Sun HZ, Zhang H, Sun HC, Yang B: Simple synthesis of highly luminescent water-soluble CdTe quantum dots with controllable surface functionality. Chem Mater 2011,23(21):4857–4862.CrossRef 12.

Selleck IWR1 Photosynth Res 21(3):137–144 Kamen MD (1992) Robert (‘Robin’) Hill: an appreciation. Photosynth Res 34(3):323–325CrossRef Kaplan S (2002)

Photosynthesis genes and their expression in Rhodobacter sphaeroides 2.4.1: a tribute to my students and associates. Photosynth Res 73(1–3):95–108PubMedCrossRef Karapetyan N (1993) AA Krasnovsky (1913–1993). Photosynthetica 29:481–485 Karapetyan N (1993) AA Krasnovsky (1913–1993). Photosynth Res 38(1):1–3CrossRef Katoh S (1995) The discovery and function of plastocyanin: a personal account. Photosynth Res 43(3):177–189CrossRef this website Katoh S (2003) Early research on the roles of plastocyanin in photosynthesis. Photosynth Res 76(1–3):255–261PubMedCrossRef Katz JJ (1990) Green thoughts in a green shade. Photosynth Res 26(3):143–160CrossRef

Kauffman GB (2002) Martin D. Kamen (1913–2002), nuclear scientist and biochemist. Chem Educ 7:304–308CrossRef Ke B (2002) P430: a retrospective, 1971–2001. Photosynth Res 73(1–3):207–214PubMedCrossRef https://www.selleckchem.com/products/tpca-1.html Kende H (2006) Remembering Lee McIntosh (1949–2004), a pioneer in the molecular biology of chloroplast and mitochondrion function. Photosynth Res 87(3):247–251PubMedCrossRef Klimov VV (2003) Discovery of pheophytin function in the photosynthetic energy conversion as the primary electron acceptor of photosystem II. Photosynth Res 76(1–3):247–253PubMedCrossRef Knox RS (1996) Electronic excitation PRKACG transfer in the photosynthetic unit: reflections on work of William Arnold. Photosynth Res 48(1–2):35–39CrossRef Kooten

O, Snel JFH (1990) The use of chlorophyll fluorescence nomenclature in plant stress physiology. Photosynth Res 25(3):147–150CrossRef Kornberg HL (2006) John Rodney Quayle (1926–2006), a brilliant scientist who was also a wise and innovative academic administrator. Photosynth Res 89(2–3):59–62CrossRef Kramer DM (ed) (2000) Emerging techniques in Photosynthesis Research. Photosynth Res 66(1–2):1–158 Krasnovsky AA (1992) Two days with Robin Hill and forty-five years with Hill reaction. Photosynth Res 34(3):327–328CrossRef Krasnovsky AA (1992) Excited chlorophyll and related problems. Photosynth Res 33:177–193CrossRef Krasnovsky AA (2003) Alexander A. Shlyk (1928–1984). Photosynth Res 76:389–403CrossRef Krasnovsky AA Jr (2003) Chlorophyll isolation, structure and function: major landmarks of the early history of research in the Russian empire and the Soviet Union. Photosynth Res 76(1–3):389–403CrossRef Krasnovsky AA, Voltovski ID, Chaika MT, Fradkin LI (1985) Alexander A. Shlyk (1928–1984). Photosynthetica 19:485–486 Krogmann DW (2000) The golden age of biochemical research in photosynthesis. Photosynth Res 63(2):109–121PubMedCrossRef Kuang T-Y, Xu C, Li L-B, Shen Y-K (2003) Photosynthesis research in the People’s Republic of China. Photosynth Res 76(1–3):451–458PubMedCrossRef Larkum AWD (2003) Contributions of Henrik Lundegårdh.

Although the frequency of CD45RA-Foxp3high Tregs did not differ between patients with HPSCC, NPSCC, OPSCC, and LSCC, it was found that HNSCC patients with advanced stage tumors and those that metastasized to the lymph nodes had significantly increased levels of CD45RA-Foxp3high Tregs in comparison to patients with early stage tumors and no nodal involvement, respectively; in contrast to previous HNSCC studies which found

no differences [10, 22–24]. However, recent studies of HNSCC showed that CD127low/- Tregs (including CD4+CD25interCD127low/- and CD4+CD25high CD127low/- Tregs) or CD4+CD25+Foxp3+ Tregs are associated with advanced stage and nodal involvement [33, 34]. This is hypothesized to be due to the different selleck chemicals phenotypes used to identify Tregs and the see more composition of the patient cohorts.

Conclusions The present study provides evidence to support the notion of heterogeneous Treg subsets in the peripheral circulation of HNSCC patients. CD45RA-Foxp3high Tregs (one distinct Treg subset) significantly increase in the peripheral circulation of HNSCC click here patient subgroups. Importantly, CD45RA-Foxp3high Tregs positively correlate with tumor progression. The present findings provide important information of the future design of immunotherapeutic strategies for HNSCC patients, for example by monoclonal antibodies (anti-PD-1 Ab and anti-CTLA-4 Ab), to reduce the expansion, survival and suppressive function of the Tregs responsible for HNSCC-specific immune suppression – as ever the problem

remains effective, specific targeting. Acknowledgements This work was supported by the National Natural Science Foundation of China (Grant No. 81271055/H1301). Electronic supplementary material Additional file 1: Figure S1: Relationship between expression levels of CD25 vs. CD45RA and Foxp3 vs. CD45RA in PB CD4+ Carnitine palmitoyltransferase II T cells of HNSCC patients. The degree of CD25 expression in CD45RA + CD25++ Tregs (Fraction 1), CD45RA-CD25+++ Tregs (Fraction 2), and CD45RA-CD25++CD4+ T cells (Fraction 3). (a) are proportional to Foxp3 expression in CD45RA + Foxp3low Tregs (Fraction I), CD45RA-Foxp3high Tregs (Fraction II), and CD45RA-Foxp3low CD4+ T cells (Fraction III), respectively (b). Gating strategy used is illustrated as follows: CD45RA-CD25+ cells with red background fluorescence (x-axis) were defined as CD45RA-CD25+ (CD25low). The CD45RA + CD25++ (CD25inter) gate (Fraction 1) was adjusted to contain CD45RA + T cells that express CD25 more brightly than CD45RA-CD25+ (CD25low). The CD45RA-CD25+++ (CD25high) gate (Fraction 2) was adjusted to contain CD45RAT cells exceeding the level of CD25 expression on CD45RA + CD25++ (CD25inter) cells. The CD45RA-CD25++ (CD25inter) gate (Fraction 3) was adjusted to contain CD45RAT cells with the same level of CD25 expression as CD45RA + CD25++ (CD25inter) cells. (PDF 104 KB) Additional file 2: Figure S2: Cytokine production by responder T cells.

2 0.2 3.1 0.465 1.0 3.0 0.099  Decreased musc. activity T1-T3 10.6 4.1 0.1 3.0 0.648 1.4 3.3 0.049*

Observed work ability: Dexterity/gross movements test  Decreased pain T1-T2 13.4 2.8 0.9 2.1 0.056 0.4 2.9 0.517  Decreased pain T1-T3 13.3 2.6 0.6 2.2 0.275 0.7 2.2 0.249  Decreased musc. activity T1-T2 13.9 2.0 0.5 1.8 0.118 0.4 1.9 0.181  Decreased musc. activity T1-T3 14.0 2.3 0.3 2.0 0.461 0.3 2.0 0.407 * P ≤ 0.05 Discussion The main results of this RCT study are lowered pain at follow-up among both intervention groups in selleck chemicals llc relation to the controls. Decreased pain was associated with increased self-rated and indicated for observed work ability (P = 0.056). Both interventions showed positive results among female workers with chronic neck pain on long-term sick leave. Consequently, they could be beneficially developed for use in occupational health or primary care practice to decrease pain and increase work ability. The types of interventions were associated with different outcomes, which may illustrate their various time to effect of intervention and sustainability of effect. The results can be generalized to similar groups (regarding health status and societal context), taking into account

the below described considerations. Muscular strength training showed better results in terms of self-rated work ability and mental health. The majority of IWP-2 concentration participating women were employed in care of the elderly and disabled, where requirements regarding mental health and physical fitness are fairly high. Although longer periods of physical training might be needed to reduce chronic pain, the participants were encouraged to continue their training after the intensive program. The positive

results may therefore be due to changed behavior. Earlier studies have shown positive results from intensive training program, but there are few studies of how long time of coaching that is needed (Hartigan et al. 1996; Kay et al. 2005, Hurwitz et al. 2008). One review study recommended 4–6 weeks Amino acid of intensive coaching, followed by 12–18 months of rehabilitation (Hartigan et al. 1996). Studies involving similar target groups have shown that both static strength and muscular endurance increased after an intervention with strength training among women with work-related trapezius myalgia (Andersen et al. 2008a; b). The same study series also indicates that strength training may alleviate pain in patients with trapezius myalgia. Another RCT showed that the threshold for perceived exertion and pain may be increased by muscular strength training (Hagberg et al. 2000). The AZD6738 chemical structure myofeedback intervention was associated with increased vitality, increased performance in the cutlery wiping performance test. The results of our study regarding changed muscle activation showed increased gaps in more follow-up test after myofeedback compared to the controls and among participants in the intensive muscular strength training group (L. Sandsjö et al.

Particle aggregation in the TZO thin films appeared to increase as the deposition power increased from 100 to 150 W, as shown in Figure 2b, c, d. This particle aggregation can be attributed to a high deposition rate due to the high-energy plasma when the deposition power was 125 and 150 W. However, as the deposition power was increased to 150 W, the roughness of the TZO thin films increased because of the large aggregations of particles. In Figure 2e, by contrast, the 100 W-deposited NiO thin film has a smooth and uniform

surface. Figure 2 Surface SEM images of TZO and NiO thin films as a function of deposition power. TZO thin films were deposited at (a) 75 W, (b) 100 W, (c) 125 W, and (d) 150 W; (e) the NiO thin film learn more deposited at 100 W. NiO deposited at 100 W had a hall mobility

of 6.19 cm2/V s, carrier concentration of 4.38 × 1020 cm−3, and resistivity of 2.2 × 10–3 Ω cm (not shown here). Figure 3 shows the resistivity, hall mobility, and carrier concentration of the this website TZO thin films as a function of deposition power. Electrons generated from oxygen vacancies and Zn interstitial atoms resulting from the dopant primarily determine the conduction properties of TZO thin films. Therefore, the films’ electrical conductivity will exhibit large variations when different deposition powers are used. As the deposition power was increased from 75 to 150 W, the hall mobility increased from 7.45 to 11.69 cm2/V s, and the carrier concentration increased from 2.75 × 1019 to 4.38 × 1020 cm−3. The higher hall mobility and carrier concentration are due to the higher deposition power; as it increases from 75 to 150 W, the kinetic energy of the deposited molecules 5-FU ic50 increases, so more molecules can diffuse and deposit onto the surfaces of the glass substrates. Consequently, the TZO thin films will have better crystal quality and larger particle aggregations. Therefore, a reduced grain boundary selleck kinase inhibitor barrier is obtained, leading to an increase in carrier mobility. The resistivity of TCO thin films is proportional to the reciprocal of the product of carrier concentration (N) and hall mobility (μ): (1) which

is a combined result of both the mobility and the carrier concentration. The resistivity of TZO thin films linearly decreased from 1.3 × 10−2 to 2.2 × 10−3 Ω cm when the deposition power was increased from 75 to 150 W. Figure 3 Resistivity, hall mobility, and carrier concentration of TZO thin films as a function of deposition power. The surface SEM image of a heterojunction diode formed by using a 100 W-deposited NiO thin film on 125 W-deposited TZO thin film is shown in Figure 1a; the morphology was similar to that of the 125 W-deposited TZO thin film. Also, the surface morphologies of the 100 W-deposited NiO thin film on the 100 W-deposited and 150 W-deposited TZO thin films were similar to the results of the 100 W-deposited and 150 W-deposited TZO thin films (Figure 2b, d, not shown here).

Subsequently, for more understanding of the role of hydrogen ion concentration, FET modelling is employed to obtain an equation between the conductance and pH of a solution, where the suggested structure of ISFET RG7112 is shown in Figure 2 with

source and drain as contacts. Ultimately, different pH values can be modelled by the pH of a solution (see the following equation). This means that G with pH can be shown as a function of pH values: (7) where the pH sensing factor ( ) is assumed and P H is the pH value. In the non-saturation region, the ISFET conductance model is shown as a function of gate voltage and the ideal conductance-voltage relation to the graphene channel of the ISFET device from Equations 5 and 7: (8) So, the G-V g characteristics of both the model and experimental data of graphene-based ISFET for changing the pH level in solution from 6 to 7 are plotted in Figure 7. Figure 7 G – V g characteristics of proposed conductance model with experimental data[42]. For solutions with (a) pH = 5 and (b) pH = 6. By comparing the suggested ISFET modelling based on the proposed parameter model with experimental data in Figure 7, similar PI3K inhibitor trends can be considered. In order to show all figures without overlapping,

each pH value has been plotted respectively in Figure  7 a,b. In addition, a detailed comparison between observed new

models per pH is illustrated in Figure 7, which demonstrates acceptable agreement with experimental data. In the suggested model, different pH values is demonstrated in the form of parameter which is in agreement with the reported data, as shown in Table 1. Table 1 Different pH values with Ƥ parameter Ƥ parameter values pH values 0.039105 5 0.035142 6 0.034918 7 0.034662 8 0.034437 9 0.034209 Pregnenolone 10 Therefore, based on the iteration method in Table 1, the electro-active ions absorbed by the surface of the ISFET channel as a pH sensing factor ( ) can be suggested by the following equations: (9) (10) According to the saturation region of the proposed conductance model belonging to the ISFET device, Equation 11 is acceptable for both the saturation behavior and experimental data from [42]: (11) From extracted data, α and β parameters are calculated, where α = 2.7318 and β = 4.5044. Consequently, based on the proposed model of the ISFET device, the conductance versus gate voltage is modified as (12) As can be seen in Figure 8, the theoretical G-V g characteristics of graphene-based ISFET for pH Vactosertib changes from 8 to 10 are plotted. Figure 8 G – V g characteristics of the proposed conductance model with experimental data. For solutions with (a) pH = 8, (b) pH = 9, and (c) pH = 10.

The arrows indicate strand direction from 5′ to 3′. The ability of the three ligands to induce structure in the single stranded h-Tel sequence in aqueous solution in the absence of significant AZD5582 manufacturer concentrations of K+ ions was also investigated. The unfolded h-Tel sequence at 298 K gives a low intensity positive band in the CD spectrum at 265 nm (Figure  4b). However, in the presence of 3.5 molar equivalents of ligand, emergence of the characteristic band at 290 nm was observed, consistent with the ligand-induced formation of

the anti-parallel structures evident in the K+ buffered solution. Thus, under both sets of conditions (with and without stabilising K+ ions), evidence is adduced for ligand selectivity for the anti-parallel quadruplex structure [12, 13]. This analysis was extended to examine the effects of ligand binding on thermal stability by measuring the

unfolding curves at 290 nm of the complexes formed in K+ solution, corresponding to the CD spectra shown in Figure  4a. PLK inhibitor Monitoring the thermal unfolding transition for h-Tel produces a sigmoidal unfolding curve with a transition mid-point Tm value of 72 ± 3°C (Figure  4c). All three ligands show significant effects in enhancing the stability of the quadruplex by shifting the Tm values to higher temperatures this website (∆Tm ~ 15-19°C compared to h-Tel without bound ligands) (Table  1). Biological effects of quinoacridinum salts To ascertain if the compounds 2 and 3 maintained the same biological and molecular features of the previously described 1, we firstly evaluated their effect on cell proliferation in a panel of different Anacetrapib histotype tumor cell lines, showing that both compounds maintained an anti-proliferative effect in several human cancer cell lines (Additional file 1). Selectivity for transformed vs normal cells was assessed in the hTERT immortalized BJ human fibroblasts infected or not with the Large T antigen of SV40. Figure  5a and b shows the growth curves of untreated and drug-treated cells, analyzed from day 2 to 8 of culture by using 0.5 μM concentration

of each compound, a dose causing cell death when cells are chronically exposed to the lead compound 1. A time-dependent decrease of cell proliferation was observed in SV40 transformed (BJ-EHLT) cells treated with the ligands reaching the maximum effect at day 6 (for the compounds 1 and 2) or seven (compound 3). Interestingly, as already described for 1, the compounds 2 and 3 did not induce inhibition of cell proliferation in normal telomerized fibroblasts, which were unaffected by the treatment (Figure  5a and b). Even if the mechanism(s) of selectivity towards transformed cells were not identified yet, our results indicate that the new-generated agents 2 and 3, similarly to the lead compound, preferentially limit the growth of cancer cells. Figure 5 Anti-proliferative effect on normal and transformed fibroblasts.

Maternal factors were included in maternal exposure models, paternal factors

in paternal exposure models, and both maternal and paternal factors in combined models. To explore mediating relationships, we additionally adjusted for the child’s birth weight and gestational age and then finally included the child’s height and weight as potential mediators. Since there was little change in regression coefficients between the simple age-adjusted model and the model adjusting for all potential confounding factors (full results for all four models available from authors), only the confounder-adjusted model (age and all other potential confounders, model 1) and the two additional models exploring potential mediation by birth weight and gestational AZD6244 ic50 age (model 2) and by weight and height at age 9.9 (model 3) are presented. Sex-specific standard deviation (SD) scores of TBLH and spine BMC, BA, BMD and Selleckchem Fosbretabulin ABMC were used as outcomes. We used multivariate multiple imputation of missing data to impute data for all children who attended the 9-year clinic and also analysed the complete cases with no missing data on any of the exposures, outcomes or covariates to compare findings from the fully observed data

with those from partially LGX818 imputed data. Multiple imputation was used to increase the efficiency of the model estimates and reduce selection Megestrol Acetate bias, which can be present in complete case analysis when data are not missing completely at random. The multiple imputation method is valid provided that the reasons for missingness in the data can be explained by other observed variables [14]. Detailed methods for this procedure are described in the Electronic supplementary material (ESM). All analyses were carried out in Stata

version 11.0 (StataCorp LP, USA). Results Table 1 shows the characteristics of the 7,121 children who attended the 9-year clinic. There were 6,101 sets of parents for whom both maternal and paternal smoking information was available; for 3,576 (58.6%) of these neither parent smoked, for 369 (6.0%) only the mother smoked, for 1,313 (21.5%) only the father smoked, and for 843 (13.8%) both parents smoked. Mothers who smoked at any time during pregnancy were younger and shorter on average, more likely to be of a manual social class and less likely to have an A-level or higher qualification than mothers who did not smoke (ESM Web Table 2). Pre-pregnancy BMI did not differ between mothers who smoked and those who did not. Children of mothers who smoked were lighter at birth and older, heavier and had higher fat mass at the time of the DXA scan on average.

Uninoculated growth media were used as the negative control in all cases. Identification of transformation products Extraction and analytical methods Culture supernatants were subjected to organic extraction CHIR-99021 datasheet according to previously published procedures [29]. Briefly, culture supernatants were extracted with an equal volume of ethyl acetate at neutral pH, the organic layer was carefully separated and the remaining aqueous phase then acidified to pH 2.0 with 5 M HCl and again extracted with an equal volume of ethyl acetate. The neutral and acidic organic layers (extracts) were pooled together, evaporated to dryness with a rotary evaporator (BUCHI-Postfach, buy AZD8931 Flawil, Switzerland) and then dissolved

in 150 μl of ethyl acetate. The latter was then subjected to thin layer chromatography (TLC) and gas chromatography (GC) using standard procedures. The identity of transformation intermediates was ascertained by comparing the Rf and Rt values obtained from the TLC and GC analyses respectively to those of authentic standards. Uninoculated media were used as controls for abiotic transformation of test CNACs. Culture supernatants were also subjected to high performance liquid chromatography (HPLC) using a Waters 600 model (Waters, Millford USA) equipped with a Waters 996 photodiode array detector. Detection of the

transformation intermediates was carried out by scanning the samples at 210-390 nm. Sample separation was carried out using a Waters Spherisorb 5 μm C8 reverse phase column as the stationary phase and 1% glacial acetic acid in methanol and 1% glacial acetic acid in the Dinaciclib cost ratio 80:20 at a constant flow rate of 1.0 ml.min-1 as the mobile phase. The identity of peaks was established by comparison of UV-visible spectra and retention times (Rt) to those for the peaks obtained from standard compounds. Chemotaxis of strain SJ98 towards CNACs The chemotactic behaviour of strain SJ98 towards test CNACs was investigated qualitatively with drop plate and swarm plate assays and quantitatively with capillary assays according to procedures described earlier [9, 20, 30]. PLEKHB2 Competitive capillary

assays were also conducted to determine the effect of co-occurrence of potential chemotactic competitors on the chemotactic behaviour of strain SJ98 towards the CNACs. Drop plate assay Cells were grown in MM plus 10 mM glucose, MM plus the test CNAC, or MM plus both the test CNAC and 10 mM glucose. The concentration of CNACs in the growth medium was set at the optimum value (i.e., eliciting the strongest chemotactic response in the quantitative capillary assays described below). The cells were harvested at mid-log phase (OD600 ~0.35) by centrifugation at 3500 rpm for 8-10 min. Harvested cells were washed twice with phosphate buffered saline (PBS), resuspended in drop plate assay medium (MM plus 0.3% bacto agar) and poured into 96 mm petri-plates.

J Appl Phys 1999, 86:1921–1924.CrossRef 17. Zi J, Zhang K, Xie X: Comparison of models for Raman spectra of Si nanocrystals. Phys Rev B 1997, 55:9263.CrossRef 18. Manotas S, Agulló-Rueda

F, Moreno JD, Ben-Hander F, Martínez-Duart JM: Lattice-mismatch induced-stress OSI-027 clinical trial in porous silicon films. Thin Sol Film 2001, 401:306–309.CrossRef 19. Hernández S, Martínez A, Pellegrino P, Lebour Y, Garrido B, Jordana E, Fedeli JM: Silicon nanocluster crystallization in SiO x films studied by Raman scattering. J Appl Phys 2008, 104:044304.CrossRef 20. Anastassakis E, Cantarero A, Cardona M: Piezo-Raman measurements and anharmonic parameters in silicon and diamond. Phys Rev B 1990, 41:7529–7535.CrossRef 21. Hessel

CM, Wei J, Reid D, Fujii H, Downer MC, Korgel BA: Raman spectroscopy of oxide-embedded and ligand-stabilized silicon nanocrystals. J Phys Chem Lett 2012, 3:1089–1093.CrossRef 22. Ossadnik C, Vepřek S, Gregora I: Applicability of Raman scattering for the characterization of nanocrystalline silicon. Thin Sol Film 1999, 337:148–151.CrossRef 23. Aguiar H, Serra J, González P, León B: Structural study of sol–gel silicate glasses by IR and Raman spectroscopies. J Non-Cryst Solids 2009, 355:475–480.CrossRef 24. Awazu K, Kawazoe H: Strained Si-O-Si bonds in amorphous SiO2 materials: a family member of active centers in radio, photo, and BTSA1 cell line chemical responses. J Appl Phys 2003, 94:6243–6262.CrossRef 25. Galeener FL, Thorpe Cilengitide cell line MF: Rings in central-force network

dynamics. Phys Rev B 1983, 28:5802–5813.CrossRef 26. Galeener FL: Band limits and the vibrational spectra of tetrahedral glasses. Phys Rev B 1979, 19:4292–4297.CrossRef 27. Kirk CT: Quantitative analysis of the effect of disorder-induced mode coupling on infrared absorption in silica. Phys Rev B 1988, 38:1255.CrossRef 28. Crowe IF, Halsall MP, Hulko O, Knights AP, Gwilliam RM, Wojdak M, Kenyon AJ: Probing the phonon confinement in ultrasmall silicon nanocrystals reveals a size-dependent aminophylline surface energy. J Appl Phys 2011, 109:083534–083538.CrossRef 29. Ujihara T, Sazaki G, Fujiwara K, Usami N, Nakajima K: Physical model for the evaluation of solid–liquid interfacial tension in silicon. J Appl Phys 2001, 90:750–755.CrossRef 30. Hirasawa M, Orii T, Seto T: Size-dependent crystallization of Si nanoparticles. Appl Phys Lett 2006, 88:093119.CrossRef 31. Grimaldi MG, Baeri P, Malvezzi MA: Melting temperature of unrelaxed amorphous silicon. Phys Rev B 1991, 44:1546–1553.CrossRef 32. Schierning G, Theissmann R, Wiggers H, Sudfeld D, Ebbers A, Franke D, Witusiewicz VT, Apel M: Microcrystalline silicon formation by silicon nanoparticles. J Appl Phys 2008, 103:084305.CrossRef 33. Jiang Q, Zhang Z, Li J: Melting thermodynamics of nanocrystals embedded in a matrix. Acta Mater 2000, 48:4791–4795.CrossRef 34.