يعرض 41 - 60 نتائج من 210 نتيجة بحث عن '(( 50 ppm decrease ) OR ((( 50 nn decrease ) OR ((( 5 we decrease ) OR ( 2 wt decrease ))))))', وقت الاستعلام: 0.15s تنقيح النتائج
  1. 41

    A combined experimental and computational study of the effect of electron irradiation on the transport properties of aromatic and aliphatic molecular self-assemblies حسب Y. Tong (18394389)

    منشور في 2022
    "…<p dir="ltr">Intermolecular cross-linking through electron irradiation is proven to be an effective tool to improve the mechanical and electronic properties of molecular self-assembled monolayers (SAMs), which is known to be a key player for material nanoarchitectonics. Here we study the effect of electron irradiation on the electronic transport properties of aromatic 5,5′-bis(mercaptomethyl)-2,2′-bipyridine (BPD; HS-CH2-(C5H3N)2-CH2-SH) and electron saturated 1-dodecanethiol (C12; CH3-(CH2)11-SH) molecules self-assembled on an Au (111) surface. …"
  2. 42

    Enhancing the corrosion resistance of reinforcing steel under aggressive operational conditions using behentrimonium chloride حسب A. Bahgat Radwan (9631720)

    منشور في 2019
    "…Using only a 50 μmol L<sup>−1</sup> of BTC, we are able to measure an inhibition efficiency of 91, 79, and 71% in SCP solution with 3.5% NaCl at pH of 12.5, 10 and 7, respectively without showing any effect on the mechanical properties on the cured mortars. …"
  3. 43

    Improved properties and salt rejection of polysulfone membrane by incorporation of hydrophilic cobalt-doped ZnO nanoparticles حسب Muneer M. Ba-Abbad (14151660)

    منشور في 2024
    "…<p dir="ltr">In this study, the nanoparticles (NPs) of ZnO and Co<sup>2+</sup> ions doped ZnO (doped ZnO) were incorporated into a matrix of polysulfone (PSf) membranes to enhance their surface properties prepared using a simple wet phase inversion technique. …"
  4. 44

    Stability and thermophysical properties test of carbide-derived carbon thermal fluid; a comparison between functionalized and emulsified suspensions حسب Ismail W. Almanassra (14151321)

    منشور في 2021
    "…The results demonstrated that the thermal conductivity enhancement was independent of temperature, decreases with gum-Arabic concentration, and significantly enhanced with CDC loading with a maximum enhancement of 26.1% for 0.3 wt% functionalized CDC. …"
  5. 45

    Aortic valve function post-replacement of severe aortic stenosis by transcatheter procedure versus surgery: a systematic review and metanalysis حسب Charbel Abi Khalil (14150028)

    منشور في 2021
    "…However, it is unknown which procedure is associated with better post-procedural valvular function. We conducted a meta-analysis of randomized clinical trials that compared TAVR to sAVR for at least 2 years. …"
  6. 46

    Antibacterial Properties of Polysulfone Membranes Blended with Arabic Gum حسب Souhir Sabri (9553808)

    منشور في 2019
    "…AG loading dependent trend was observed where the prevention of bacterial colonization on the membrane surface was strongest at the highest (7 wt. %) AG loading in the casting solution. Possible mechanisms for the prevention of bacterial colonization were discussed. …"
  7. 47

    Excess pCO<sub>2</sub> and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf) حسب Connor Izumi (17337868)

    منشور في 2022
    "…Its values in the Gulf ranged from −50 to −310 μmol kg<sup>−1</sup> implying CaCO<sub>3</sub> precipitation. …"
  8. 48

    Hyper-Hypo study: A Retrospective Observational Study of Neonatal Hypoglycemia Related to Maternal Hypertension حسب Thiruveni Ramkumar (17075051)

    منشور في 2023
    "…However, a sub-group comparison of neonates (with initial blood glucose <2.6 mmol/L) showed methyldopa to be marginally associated with a 2 mmol/L decrease from the mean initial blood glucose, mean 1.6 ± 0.5 mmol/L, and methyldopa (1.4 ± 0.5 mmol/L; p= .045). …"
  9. 49

    Oxygen targets following cardiac arrest: A meta-analysis of randomized controlled trials حسب Huzaifa Ahmad Cheema (16328980)

    منشور في 2023
    "…Our primary outcome was all-cause mortality at 90 days while our secondary outcomes were the level of neuron-specific enolase (NSE) at 48 h, ICU length of stay (LOS), and favorable neurological outcome (the proportion of patients with Cerebral Performance Category scores of 1–2 at end of follow-up). We used RevMan 5.4 to pool risk ratios (RRs) and mean differences (MDs).…"
  10. 50

    Central and peripheral muscle fatigue following repeated‐sprint running in moderate and severe hypoxia حسب Nathan Townsend (14779642)

    منشور في 2020
    "…No significant differences between conditions for mean distance occurred in set 2. There was a decrease in maximal voluntary contraction torque (Δ = −31.4 ± 18.0 N m, <i>P</i> < 0.001) and voluntary activation (%VA; Δ = −7.1 ± 5.1%, <i>P</i> = 0.001) from Pre- to Post-set 1, but there was no effect of hypoxia. …"
  11. 51

    PD-L1 Expression in Human Breast Cancer Stem Cells Is Epigenetically Regulated through Posttranslational Histone Modifications حسب Pramod Darvin (153341)

    منشور في 2019
    "…The active demethylation of PD-L1 promoter was confirmed by the increase in the distribution of 5hmC and decrease in 5mC levels and the upregulation of TET3 and downregulation of DNMTs enzymes in MCF-7 tumorspheres, compared with the cell line. …"
  12. 52

    Magnesium-reinforced PMMA composite scaffolds: Synthesis, characterization, and 3D printing <i>via</i> stereolithography حسب Ambreen Afridi (22224310)

    منشور في 2025
    "…To evaluate their printability and the effect of different material compositions on the 3D-printed structures, PMMA resin was mixed with high-weight percentages (wt%) of Mg alloy WE43. This mixture was then used to 3D-print test coupons and scaffolds via SLA. …"
  13. 53

    Modulation of SLFN11 induces changes in DNA Damage response in breast cancer حسب Christophe Michel Raynaud (17449906)

    منشور في 2023
    "…As oncogenic transcriptomic downregulation is often driven by methylation of the promotor region, we explore the demethylation effect of 5-aza-2′-deoxycytidine (decitabine), on the SLFN11 gene. …"
  14. 54

    Wales’ tourists not a burden for local healthcare حسب Nature Research (16552612)

    منشور في 2016
    "…<p>Researchers in southern Wales reviewed nine-years-worth of hospital data and found non-Welsh residents accounted for only 0.5% of unintentional injuries presenting to an emergency department.…"
  15. 55

    Low-Dose Eltrombopag in a Patient with Chronic Idiopathic Thrombocytopenic Purpura Post Sleeve Gastrectomy حسب Mohanad A. Ahmed (14777299)

    منشور في 2020
    "…Here we are reporting a 46-year-old female with ITP and sleeve gastrectomy who responded to low-dose eltrombopag 25 mg every other day, which is equivalent to 12.5 mg daily, and maintained adequate platelet counts on this dose.…"
  16. 56

    Rhus coriaria L. (Sumac) Demonstrates Oncostatic Activity in the Therapeutic and Preventive Model of Breast Carcinoma حسب Peter Kubatka (11008854)

    منشور في 2020
    "…In addition, treated tumors showed significant dose-dependent decrease in mitotic activity index by 36.5% and 51% in comparison with the control group. …"
  17. 57

    Treatment with a Combination of Metformin and 2-Deoxyglucose Upregulates Thrombospondin-1 in Microvascular Endothelial Cells: Implications in Anti-Angiogenic Cancer Therapy حسب Samson Mathews Samuel (18808246)

    منشور في 2019
    "…Assays for cell proliferation, migration and tubulogenesis were also performed. We observed robust up-regulation of anti-angiogenic thrombospondin-1 (TSP1) and increased TSP1-CD36 co-localization with a marked decrease in the levels of phosphorylated vascular endothelial growth factor receptor-2 (pVEGFR2; Y1175) in 2DG (5 mM) exposed cells treated with metformin (2 mM). …"
  18. 58

    Trace element composition of size-fractionated suspended particulate matter samples from the Qatari Exclusive Economic Zone of the Arabian Gulf: the role of atmospheric dust حسب Oguz Yigiterhan (14151006)

    منشور في 2020
    "…Size-fractionated suspended particles were collected using net tows with mesh sizes of 50 and 200 µm to examine the composition of small- and large-size plankton populations. …"
  19. 59
  20. 60

    Simultaneous Bilateral Neck of Femur Fracture in a Young Adult with Underlying Metabolic Disturbances حسب Eslam Alkaramani (14570439)

    منشور في 2020
    "…<em>Conclusion</em>. We report this rare case of bilateral neck of femur fracture in a young adult after a generalized seizure attack with underlying metabolic disturbances. …"