Browsing NTNU Open by Title
Now showing items 27125-27144 of 100943
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Efficient Generation of Parsons Problems for Digital Programming Exams in Inspera
(Master thesis, 2019)Programmeringseksamener ved Norges teknisk-naturvitenskapelige universitet (NTNU) har tidligere blitt utført med penn og papir, men gjennom et sammarbeid med Inspera Assesment har universitetet nå introdusert digitale ... -
Efficient Generation of Parsons Problems for Digital Programming Exams in Inspera
(Master thesis, 2019)Programmeringseksamener ved Norges teknisk-naturvitenskapelige universitet (NTNU) har tidligere blitt utført med penn og papir, men gjennom et sammarbeid med Inspera Assesment har universitetet nå introdusert digitale ... -
Efficient Generation, Ranking, and Unranking of (k, m)-Ary Trees in B-Order
(Peer reviewed; Journal article, 2019)In this paper, we present a new generation algorithm with corresponding ranking and unranking algorithms for (k, m)-ary trees in B-order. (k, m)-ary tree is introduced by Du and Liu. A (k, m)-ary tree is a generalization ... -
Efficient Grafting of Cyclodextrin to Alginate and Performance of the Hydrogel for Release of Model Drug
(Journal article; Peer reviewed, 2019)Controlling the rate of release of molecules from a hydrogel is of high interest for various drug delivery systems and medical devices. A strategy to alter the release profiles of soluble and poorly soluble active ingredients ... -
Efficient Ground Surface Displacement Monitoring Using Sentinel-1 Data: Integrating Distributed Scatterers (DS) Identified Using Two-Sample t-Test with Persistent Scatterers (PS)
(Journal article; Peer reviewed, 2018)Combining persistent scatterers (PS) and distributed scatterers (DS) is important for effective displacement monitoring using time-series of SAR data. However, for large stacks of synthetic aperture radar (SAR) data, the ... -
Efficient half-harmonic generation of three-optical-cycle mid-IR frequency comb around 4 µm using OP-GaP
(Journal article; Peer reviewed, 2018)We report a broadband mid-infrared frequency comb with three-optical-cycle pulse duration centered around 4.2 µm, via half-harmonic generation using orientation-patterned GaP (OP-GaP) with ~43% conversion efficiency. We ... -
Efficient Handling of Empirical Probability Distributions in RAMS Models
(Master thesis, 2017)Performing reliability assessments always relies on utilizing data. Most often, this data is provided in the form of historic failure dates. To understand this data, models are used to derive reliability characteristics ... -
Efficient heat recovery from industrial processes using heat pump
(Master thesis, 2016)The main aim of this thesis is to show the possibilities that heat pumps hold within the industrial sectors in high-temperature applications, easing their inclusion within this field.The developed case of study is a highly ... -
Efficient high-dimensional modelling of temperature and extreme precipitation
(Doctoral theses at NTNU;2023:379, Doctoral thesis, 2023) -
Efficient high-energy Raman soliton generation in a Tm:doped large mode area fiber amplifier
(Peer reviewed; Journal article, 2022)We report the Tm-doped all-fiber MOPA based on a LMA active fiber generating Raman solitons tunable in the range 1970-2300 nm directly from the LMA fiber. By tuning the chirp of the input pulse we reached more than 90 % ... -
Efficient Hydrogen Liquefaction Processes
(Doctoral Theses at NTNU, 1503-8181; 2013:33, Doctoral thesis, 2013)The problem is that today every H2 liquefaction plant has low exergy efficiency of just between 20–30%. It is based on the pre-cooled Claude system, which is still the same as 50 years ago with littleimprovement. Method ... -
Efficient hydrogen production with CO2 capture using gas switching reforming
(Journal article; Peer reviewed, 2019)Hydrogen is a promising carbon-neutral energy carrier for a future decarbonized energy sector. This work presents process simulation studies of the gas switching reforming (GSR) process for hydrogen production with integrated ... -
Efficient Implementation of Cross-Correlation in Hardware
(Master thesis, 2014)Low-area matched filter and correlator designs are explored in this thesis, for ADC resolutions of 1- and 2-bits. Correlators are used extensively in spread-spectrum communication technologies, where they serve as a means ... -
Efficient Implementation of Dual First Order Algorithms - Application in Embedded MPC
(Master thesis, 2014)In this Thesis, numerical implementation of optimization algorithms for convex quadratic problems that appear in model predictive control for embedded linear systems, are examined. Different versions of dual first order ... -
Efficient Improvement in Fracture Toughness of Laminated Composite by Interleaving Functionalized Nanofibers
(Journal article; Peer reviewed, 2021)Functionalized polyacrylonitrile (PAN) nanofibers were used in the present investigation to enhance the fracture behavior of carbon epoxy composite in order to prevent delamination if any crack propagates in the resin rich ... -
Efficient Installation of Subsea Equipment in Deep Water
(Master thesis, 2018)This thesis presents methods to preform subsea equipment installations, and highlights problems related to the conventional crane operation used in marine operations. The crane operation faces many challenges at water ... -
Efficient invisible speculative execution through selective delay and value prediction
(Journal article; Peer reviewed, 2019)Speculative execution, the base on which modern high-performance general-purpose CPUs are built on, has recently been shown to enable a slew of security attacks. All these attacks are centered around a common set of ... -
Efficient k-means Using Triangle Inequality on Spark for Cyber Security Analytics
(Chapter, 2019)With the advancement in technology and the increase in the number of digital sources, data quantity increases every day and, consequently, the cyber security related data quantity. Traditional security systems such as ... -
Efficient Liquefaction of Carbon Dioxide on Superlyophobic Surfaces
(Journal article, 2019)Liquefaction of CO2 is a necessary step in several parts of the carbon capture, transport and storage (CCS) chain, e.g. for processing for ship transport. By increasing the efficiency of condensation, a lower energy ... -
Efficient Long-Term Extreme Response Analysis of Floating Bridges Using Multiple Timescale Spectral Analysis
(Chapter, 2022)Floating pontoon bridges offer viable alternatives to cable-supported bridges when crossing long straits. Design of such large floating structures requires estimation of long-term load effects (e.g. 100years) under stochastic ...