نتایج جستجو برای: pp 57

تعداد نتایج: 150543  

Journal: :J. Semantics 1997
Joost Zwarts

The interpretation of modified PPs, like one meter behind the desk, far outside the village, or right under the lamp has never received much attention in the literature about prepositions. However, as this paper shows, the modification of PPs presents an intriguing problem for a compositional semantics of PPs. This problem can be solved when the PP is interpreted, not as a set of points or mere...

2012
Lu Zhang Lily Kornbluth Pia Knoeferle

Findings from recent eye-tracking studies suggest that adults prefer to rely more on recently seen events than possible future events during sentence comprehension: When the verb in an NP1-VERB-ADV-NP2 sentence was referentially ambiguous between a recent action and an equally possible future action, adults fixated the target of the recent action more often than the not-yet-acted upon object (K...

Journal: :polyolefins journal 2014
maria marques renato oliveira rafael araujo bruno amantes

a fourth-generation ziegler-natta catalyst was prepared to synthesize polypropylene (pp), which was stabilized by in situ polymerization employing lignin as antioxidant. the antioxidant properties of lignin were compared with those of the commercial antioxidant irganox 1010. the presence of lignin in the reaction medium slightly decreased the catalytic activity of the reaction. the isotacticity...

2016
Zhiwen Jin Aiji Wang Qing Zhou Yinshu Wang Jizheng Wang

The recently developed planar architecture (ITO/ZnO/PbS-TBAI/PbS-EDT/Au) has greatly improved the power conversion efficiency of colloidal quantum dot photovoltaics (QDPVs). However, the performance is still far below the theoretical expectations and trap states in the PbS-TBAI film are believed to be the major origin, characterization and understanding of the traps are highly demanded to devel...

Journal: :Optics express 2015
Javier Hervás Isaac Suárez Joaquín Pérez Pedro J Rodríguez Cantó Rafael Abargues Juan P Martínez-Pastor Salvador Sales José Capmany

We present new kind of microwave phase shifters (MPS) based on dispersion of PbS colloidal quantum dots (QDs) in commercially available photoresist SU8 after a ligand exchange process. Ridge PbS-SU8 waveguides are implemented by integration of the nanocomposite in a silicon platform. When these waveguides are pumped at wavelengths below the band-gap of the PbS QDs, a phase shift in an optically...

Journal: :polyolefins journal 0
he-xin zhang department of polymer science and engineering, kyungpook national university, korea seung-ri lee department of polymer science and engineering, kyungpook national university, korea dong-ho lee department of polymer science and engineering, kyungpook national university, korea xue-quan zhang key lab. of synthetic rubber, changchun institute of applied chemistry, chinese academic of science, china keun-byoung yoon department of polymer science and engineering, kyungpook national university, korea

despite the great potential of graphene as a nanofiller, achieving homogeneous dispersion remains the key challenge for effectively reinforcing polyolefin (such as polyethylene (pe) and polypropylene (pp)) nanocomposites. therefore, in this research, we report a facile combined in situ polymerization and masterbatch method for fabricating pp/reduced graphene oxide (rgo) nanocomposites. in the p...

2002
Catherine R. Cooper Margarita Azmitia Edward M. Lopez

Cooper, C. R., Jackson, J. F., Azmitia, M., & Lopez, E. M. (1998). Multiple selves, multiple worlds: Three useful strategies for research with ethnic minority youth on identity, relationships, and opportunity structures. In V. C. McLoyd and L. Steinberg (Eds.), Studying minority adolescents: Conceptual, methodological, and theoretical issues. (pp. 111-125). Mahwah, NJ: Lawrence Erlbaum Associates.

2016

M.B., and F. F. Burghard, M.D. Part VI., Section II. Pp. xxiii., 559. London: Longmans, Green, and Co. 1903. This volume, which is one of the largest of the series, is also perhaps the best. The subjects treated of are of great importance, and are very ably dealt with. Our information with regard to many has greatly advanced during recent years, and such advance is fully brought under our notic...

Journal: :IEICE Electronic Express 2017
Patinya Ketthong Wimol San-Um Banlue Srisuchinwong Masayoshi Tachibana

A simple current-reversible chaotic jerk circuit is proposed and particularly demonstrates the use of inherently tanh(x) nonlinearity of a single opamp for a chaotic jerk circuit. No additionally nonlinear devices are required. Bifurcation is electronically tunable through a current source in a reversible direction. The largest Lyapunov exponent of either direction forms mirror images, whereas ...

شجاعی علی آبادی, سعیده, فردوسی, روح ا..., فرهودی, مهدی, محمدی, عبدالرضا, هنرور, زهره,

سابقه و هدف: فیلم‌های کامپوزیتی که از دو جز خوراکی و سنتزی تشکیل شده‌اند، به عنوان ایده‌ای جدید در بسته‌بندی مواد غذایی مطرح شده‌اند. به دلیل ماهیت متفاوت فیلم‌های خوراکی و سنتزی، کنار هم قرار دادن آنها بدون انجام اصلاحاتی بر سطح پلیمر دشوار بوده و با چالش‌هایی مواجه است. در این مطالعه از فرآیند پلاسما به منظور اصلاح سطحی فیلم پلی‌پروپیلن (PP) استفاده شده و سپس این فیلم با کربوکسی متیل سلولز (C...

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