Search Results:  1-20 of 9303

  • 1

    Consolidation of Non-Colloidal Spherical Particles at Low Particle Reynolds Numbers

    Galvin Kevin P. , Forghani Marveh , Doroodchi Elham , Iveson Simon M.

    … We have described this complex process using a simple constitutive model expressed as an elementary scaling law in time, t, applied at the local particle level. … A comprehensive system of analytical equations was derived using this one idea, and associated boundary conditions, to describe all aspects of the batch settling process. … An experimental system exhibiting negligible surface and inertial forces was used to validate the model and hence assess the merits of the scaling law. …

    KONA advpub(0), 2016

    CrossRef

  • 2

    Modelling the temperature dependence of the threshold voltage of bis(1,4-dithiolbenzene) molecular assembly system

    Boudjella Aissa

    … We present a new analytical model for the threshold voltage V<inf>th</inf>of the molecular assembly system (MAS) made of bis(1,4-dithiolbenzene) in a parallel arrangement. … This approach of modeling the temperature effects in a linear form significantly simplifies the model parameter extraction of MAS devices, which is an important and useful guideline for the design of future nanoscale devices. …

    Jpn. J. Appl. Phys. 54(6S1), 06FG11, 2015-05-29

    JSAP

  • 3

    Rejuvenation Strategies in Time Warp-Based Distributed Systems (Reliability)

    FUKUMOTO Satoshi , OHARA Mamoru

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 115(47), 45-48, 2015-05-22

  • 4

    Use of the Subgradient Method to minimize Half Perimeter Wirelength with Consideration of Cell Overlap in Analytical Placement  [in Japanese]

    岩崎 寛之 , 宮下 弘

    継続する微細加工技術の進展により集積回路の設計規模は増大し EDA における配置は依然重要な技術である.配置手法の中でも解析的配置がもっとも期待され研究されて来た.これまでに提案されてきた解析的配置は大きく分けてネットをクリークとみなしバネモデルに基づき 2 次関数を目的関数とする手法と半周近似配線長 (HPWL) を微分可能な log-sum-exp 関数で近似して最適化する手法の 2 つである …

    情報処理学会研究報告. SLDM, [システムLSI設計技術] 2015-SLDM-171(2), 1-6, 2015-05-07

    IPSJ

  • 5

    Two-dimensional semi-analytical model of subthreshold surface potential and drain current for double-doping polysilicon gate MOSFET

    Xu Hui-Fang , Dai Yue-Hua , Xu Jian-Bin , Li Ning , Yang Jin , Zheng Chang-Yong

    … A semi-analytical subthreshold surface potential model for double-doping polysilicon gate (DDPG) MOSFETs is presented. … By introducing two rectangular sources located in the gate insulator and the channel-depleted region, the two-dimensional (2D) Poisson equations are solved using a semi-analytical method combined with an eigenfunction expansion method. …

    Jpn. J. Appl. Phys. 54(5), 054202, 2015-04-22

    JSAP

  • 6

    Study of valveless electromagnetic micropump by volume-of-fluid and OpenFOAM

    Dich Nguyen , Dinh Thien , Pham Phuc , Dau Van

    … The discrepancy was probably due to the difference in the wall surface quality of the fluidic microchannel between the simulation model and experimental device. … These results are useful for analytical and numerical research on these types of micropumps and can easily be applied in an open-source code simulator with almost zero cost. …

    Jpn. J. Appl. Phys. 54(5), 057201, 2015-04-02

    JSAP

  • 7

    Analytical Perspectives on the Internet and Political Change : Implications from the Arab Spring  [in Japanese]

    山本 達也 , ヤマモト タツヤ , Tatsuya YAMAMOTO

    … And third, upon constructing an analyzing model, a more effective analysis can be done by approaching it from a complex system outlook, rather than by basing it on an outlook of reductionism. …

    清泉女子大学人文科学研究所紀要 36, 129-146, 2015-03-31

    IR

  • 8

    An Empirical Analysis of Consumer Behaviors in Chinese Urban Areas

    Lu Wenliang , Lau Sim Yee , Wenliang Lu , Sim Yee Lau

    … the model specification of Deaton-Muelbauer (1980), this empirical study analyzes two data sets, viz., a time series aggregated data on Chinese urban household disposable income and consumption expenditure on eight major items from 1992 to 2012 and a cross-sectional data collected from a questionnaire survey conducted in Beijing, Shanghai, Tianjin and Qingdao (BSTQ) with regard to isposable income and consumption expenditure in eight major items.The analytical results of marginal propensity to consume suggest that in order …

    麗澤学際ジャーナル = Reitaku Journal of Interdisciplinary Studies 23, 61-93, 2015-03-20

    IR

  • 9

    Comprehensive studies on the accuracy of trap characterization by using advanced random telegraph noise simulator

    Higashi Yusuke , Matsuzawa Kazuya , Ishihara Takamitsu

    … Simulations reveal that the conventional analytical model using the ratio between the capture and emission time constants yields large errors in the estimates of trap site positions due to interactions with the Si substrate and poly-Si gate especially in thin gate insulator MOSFETs. …

    Jpn. J. Appl. Phys. 54(4S), 04DC14, 2015-03-19

    JSAP

  • 10

    A Study of Quality Evaluation Method Using Division Determination by Simulink Model Metrics  [in Japanese]

    峯岸 賢吾 , 上田 賀一 , 深津 隆志 , 久保 孝行

    … 高品質で効率的なモデル作成が求められている.これまでの研究でモデルメトリクスを用いた品質分析は分析精度が低く,充分な評価結果が得られていない.本研究では,精度向上のためモデルの各レイヤをデータフローと構造の 2 種類に分類し,判別結果を利用したモデル評価手法を検討し,その結果について考察を述べる.Currently, the model-based development using MATLAB/Simulink at development site of many embedded systems have been …

    研究報告ソフトウェア工学(SE) 2015-SE-187(31), 1-8, 2015-03-05

    IPSJ

  • 11

    A Study of Quality Evaluation Method Using Division Determination by Simulink Model Metrics  [in Japanese]

    峯岸 賢吾 , 上田 賀一 , 深津 隆志 , 久保 孝行

    現在,多くの組込みシステム開発の現場で,MATLAB/Simulink を用いたモデルベース開発が行われている.近年のシステム大規模化・複雑化により,Simulink を用いた開発において高品質で効率的なモデル作成が求められている.これまでの研究でモデルメトリクスを用いた品質分析は分析精度が低く,充分な評価結果が得られていない.本研究では,精度向上のためモデルの各レイヤをデータフローと構造の 2 …

    IPSJ SIG Notes 2015-SE-187(31), 1-8, 2015-03-05

    IPSJ

  • 12

    Development of Analytical Model for Sand Wave Prediction  [in Japanese]

    中村 聡志

    港湾空港技術研究所資料 = Technical note of the Port and Airport Research Institute (1297), 2-14, 2015-03

  • 13

    The Fundamentals of Economic Dynamics and Policy Analyses : Learning through Numerical Examples(Part 4)Overlapping Generations Model

    Futamura Hiroshi

    … An overlapping generations model is an applied dynamic general equilibrium model for which the lifecycle models are employed as main analytical tools. … Section 1 presents dynamic general equilibrium analysis of an overlapping generations model in which each individual lives two periods lifecycle. … The model is the simplest form of overlapping generations models. …

    The Hiroshima Economic Review 38(3), 1-29, 2015-03

    IR

  • 14

    A Three-dimensional Thermal Generation and Thermal Transfer Simulator for LSI Substrate by GPU  [in Japanese]

    渡邊 聖剛 , 大村 崇 , 北川 友貴 , 林 磊 , 孟 林 , 福井 正博

    … We have realized a high-speed thermal transfer simulator by two-dimensional thermal network model which uses a GPU. … In this study, we propose a three-dimensional thermal network model considering the thermal distribution in three-dimensional. … And we tried the efficiency of analytical calculation of the three-dimensional circuit using GPU by extension of existing circuit matrix compression approach for the analysis of three-dimensional. …

    研究報告システムとLSIの設計技術(SLDM) 2015-SLDM-170(46), 1-6, 2015-02-27

    IPSJ

  • 15

    A Three-dimensional Thermal Generation and Thermal Transfer Simulator for LSI Substrate by GPU  [in Japanese]

    渡邊 聖剛 , 大村 崇 , 北川 友貴 , 林 磊 , 孟 林 , 福井 正博

    … We have realized a high-speed thermal transfer simulator by two-dimensional thermal network model which uses a GPU. … In this study, we propose a three-dimensional thermal network model considering the thermal distribution in three-dimensional. … And we tried the efficiency of analytical calculation of the three-dimensional circuit using GPU by extension of existing circuit matrix compression approach for the analysis of three-dimensional. …

    研究報告組込みシステム(EMB) 2015-EMB-36(46), 1-6, 2015-02-27

    IPSJ

  • 16

    A Media Analytical Model Enabling Critical Analysis for Picturebooks  [in Japanese]

    Kana KAWASHIMA , Masato WADA

    Bulletin of Tokyo Gakugei University. Educational sciences 66(2), 453-478, 2015-02-27

    CiNii Fulltext Link

  • 17

    A Three-dimensional Thermal Generation and Thermal Transfer Simulator for LSI Substrate by GPU  [in Japanese]

    渡邊 聖剛 , 大村 崇 , 北川 友貴 , 林 磊 , 孟 林 , 福井 正博

    近年,回路の高集積化に伴う発熱の増大により,熱設計が重要となっている.熱設計を行う解決策に熱解析シミュレーションがあるが,計算量が膨大となる.我々はこれまで GPU を用いた 2 次元熱回路網モデルによる高速伝熱シミュレータを実現した.しかし,2 次元熱回路網モデルでは垂直方向の熱分布の解析精度が不十分である.本研究では 3 次元での熱分布を考慮した 3 次元熱回路網モデルを提案する.既存の回路行 …

    情報処理学会研究報告. EMB, 組込みシステム 2015-EMB-36(46), 1-6, 2015-02-27

    IPSJ

  • 18

    A Three-dimensional Thermal Generation and Thermal Transfer Simulator for LSI Substrate by GPU  [in Japanese]

    渡邊 聖剛 , 大村 崇 , 北川 友貴 , 林 磊 , 孟 林 , 福井 正博

    近年,回路の高集積化に伴う発熱の増大により,熱設計が重要となっている.熱設計を行う解決策に熱解析シミュレーションがあるが,計算量が膨大となる.我々はこれまで GPU を用いた 2 次元熱回路網モデルによる高速伝熱シミュレータを実現した.しかし,2 次元熱回路網モデルでは垂直方向の熱分布の解析精度が不十分である.本研究では 3 次元での熱分布を考慮した 3 次元熱回路網モデルを提案する.既存の回路行 …

    情報処理学会研究報告. SLDM, [システムLSI設計技術] 2015-SLDM-170(46), 1-6, 2015-02-27

    IPSJ

  • 19

    Disadvantages of Preferential Dispersals in Fluctuating Environments

    Morita Satoru , Yoshimura Jin

    Journal of the Physical Society of Japan 84(3), 2015-02-23

    JPS