• Identification of Nanocellulose Retention Characteristics in Porous Media 

      Aadland, Reidun Cecilie Grønfur; Dziuba, Carter Jordan; Heggset, Ellinor Bævre; Syverud, Kristin; Torsæter, Ole; Holt, Torleif; Gates, Ian D.; Bryant, Steven (Journal article; Peer reviewed, 2018)
      The application of nanotechnology to the petroleum industry has sparked recent interest in increasing oil recovery, while reducing environmental impact. Nanocellulose is an emerging nanoparticle that is derived from trees ...
    • Introducing Well-Defined Nanowrinkles in CVD Grown Graphene 

      Verhagen, Tim; Pacáková, Barbara; Kalbac, Martin; Vejpravova, Jana (Journal article; Peer reviewed, 2019)
      The control of graphene’s topography at the nanoscale level opens up the possibility to greatly improve the surface functionalization, change the doping level or create nanoscale reservoirs. However, the ability to control ...
    • Kirkwood–Buff Integrals Using Molecular Simulation: Estimation of Surface Effects 

      Dawass, Noura; Krüger, Peter; Schnell, Sondre Kvalvåg; Moultos, Othonas A.; Economou, Ioannis; Vlugt, Thijs J.H.; Simon, Jean-Marc (Peer reviewed; Journal article, 2020)
      Kirkwood–Buff (KB) integrals provide a connection between microscopic properties and thermodynamic properties of multicomponent fluids. The estimation of KB integrals using molecular simulations of finite systems requires ...
    • Large Area Patterning of Highly Reproducible and Sensitive SERS Sensors Based on 10-nm Annular Gap Arrays 

      Luo, Sihai; Mancini, Andrea; Lian, Enkui; Xu, Wenqi; Berté, Rodrigo; Li, Yi (Peer reviewed; Journal article, 2022)
      Applicable surface-enhanced Raman scattering (SERS) active substrates typically require low-cost patterning methodology, high reproducibility, and a high enhancement factor (EF) over a large area. However, the lack of ...
    • A Legendre–Fenchel Transform for Molecular Stretching Energies 

      Bering, Eivind; Bedeaux, Dick; Kjelstrup, Signe; de Wijn, Astrid S.; Latella, Ivan; Rubi, Miguel (Peer reviewed; Journal article, 2020)
      Single-molecular polymers can be used to analyze to what extent thermodynamics applies when the size of the system is drastically reduced. We have recently verified using molecular-dynamics simulations that isometric and ...
    • Multi-Segment TFT Compact Model for THz Applications 

      Liu, Xueqing; Ytterdal, Trond; Shur, Michael S. (Peer reviewed; Journal article, 2022)
      We present an update of the Rensselaer Polytechnic Institute (RPI) thin-film transistor (TFT) compact model. The updated model implemented in Simulation Program with Integrated Circuit Emphasis (SPICE) accounts for the ...
    • MXene-based materials for solar cell applications 

      Shi, Zhe; Khaledialidusti, Rasoul; Malaki, Massoud; Zhang, Han (Peer reviewed; Journal article, 2021)
      MXenes are a class of two-dimensional nanomaterials with exceptional tailor-made properties, making them promising candidates for a wide variety of critical applications from energy systems, optics, electromagnetic ...
    • Nanofiber NiMoO4/g-C3N4 Composite Electrode Materials for Redox Supercapacitor Applications 

      Thiagarajan, Kannadasan; Bavani, Thirugnanam; Arunachalam, Prabhakarn; Lee, Seung Jun; Theerthagiri, Jayaraman; Madhavan, Jaganathan; Pollet, Bruno; Choi, Myong Yong (Journal article; Peer reviewed, 2020)
      NiMoO4/g-C3N4 was fabricated by a hydrothermal method and used as an electrode material in a supercapacitor. The samples were characterized by XRD, FTIR, scanning electron microscopy (SEM) and transmission electron microscopy ...
    • Nanothermodynamic Description and Molecular Simulation of a Single-Phase Fluid in a Slit Pore 

      Galteland, Olav; Bedeaux, Dick; Kjelstrup, Signe (Peer reviewed; Journal article, 2021)
      We have described for the first time the thermodynamic state of a highly confined single-phase and single-component fluid in a slit pore using Hill’s thermodynamics of small systems. Hill’s theory has been named ...
    • Oil-in-Water Emulsions Stabilized by Cellulose Nanofibrils—The Effects of Ionic Strength and pH 

      Aaen, Ragnhild; Brodin, Fredrik Wernersson; Simon, Sebastien Charles; Heggset, Ellinor Bævre; Syverud, Kristin (Journal article; Peer reviewed, 2019)
      Pickering o/w emulsions prepared with 40 wt % rapeseed oil were stabilized with the use of low charged enzymatically treated cellulose nanofibrils (CNFs) and highly charged 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO)-oxidized ...
    • An Optical Modeling Framework for Coronavirus Detection Using Graphene-Based Nanosensor 

      Maghoul, Amir; Simonsen, Ingve; Rostami, Ali; Mirtaheri, Peyman (Peer reviewed; Journal article, 2022)
      The outbreak of the COVID-19 virus has faced the world with a new and dangerous challenge due to its contagious nature. Hence, developing sensory technologies to detect the coronavirus rapidly can provide a favorable ...
    • Statistical Mechanics at Strong Coupling: A Bridge between Landsberg's Energy Levels and Hill's Nanothermodynamics 

      de Miguel, Rodrigo; Rubi, J. Miguel (Peer reviewed; Journal article, 2020)
      We review and show the connection between three different theories proposed for the thermodynamic treatment of systems not obeying the additivity ansatz of classical thermodynamics. In the 1950s, Landsberg proposed that ...
    • Structure and Optical Properties of Titania-PDMS Hybrid Nanocomposites Prepared by In Situ Non-Aqueous Synthesis 

      Dalod, Antoine Robert Marie; Grendal, Ola Gjønnes; Blichfeld, Anders Bank; Furtula, Vedran; Pérez, Javier; Henriksen, Lars; Grande, Tor; Einarsrud, Mari-Ann (Journal article; Peer reviewed, 2017)
      Organic-inorganic hybrid materials are attractive due to the combination of properties from the two distinct types of materials. In this work, transparent titania-polydimethylsiloxane hybrid materials with up to 15.5 vol. ...
    • Switchable Ultra-Wideband All-Optical Quantum Dot Reflective Semiconductor Optical Amplifier 

      Nahaei, Farshad Serat; Rostami, Ali; Mirtagioglu, Hamit; Maghoul, Amir; Simonsen, Ingve (Peer reviewed; Journal article, 2023)
      A comprehensive study has been conducted on ultra-broadband optically pumped quantum dot (QD) reflective semiconductor optical amplifiers (QD-RSOAs). Furthermore, little work has been done on broadband QD-RSOAs with an ...
    • Two-Phase Equilibrium Conditions in Nanopores 

      Rauter, Michael Tobias; Galteland, Olav; Erdos, Mate; Moultos, Othonas A.; Vlugt, Thijs J.H.; Schnell, Sondre Kvalvåg; Bedeaux, Dick; Kjelstrup, Signe (Peer reviewed; Journal article, 2020)
      It is known that thermodynamic properties of a system change upon confinement. To know how, is important for modelling of porous media. We propose to use Hill’s systematic thermodynamic analysis of confined systems to ...
    • When Thermodynamic Properties of Adsorbed Films Depend on Size: Fundamental Theory and Case Study 

      Strøm, Bjørn André; He, Jianying; Bedeaux, Dick; Kjelstrup, Signe (Peer reviewed; Journal article, 2020)
      Small system properties are known to depend on geometric variables in ways that are insignificant for macroscopic systems. Small system considerations are therefore usually added to the conventional description as needed. ...