Search Results - "Krim, Jacqueline"

Friction and energy dissipation mechanisms in adsorbed molecules and molecularly thin films by Krim, Jacqueline

“…This review provides an overview of recent advances that have been achieved in understanding the basic physics of friction and energy dissipation in…”
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Controlling Friction With External Electric or Magnetic Fields: 25 Examples by Krim, Jacqueline

“…Studies of the fundamental origins of friction have progressed rapidly in recent years, yielding valuable information on the relative contributions of…”
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Synergistic effect of nanodiamonds on the adsorption of tricresyl phosphate on iron oxide surfaces by Khajeh, Arash, Krim, Jacqueline, Martini, Ashlie

“…Nanodiamonds (NDs) have potential uses in many applications, including as additives for liquid lubricants where they may be combined with more traditional…”
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Fundamental Mechanisms Underlying the Effectiveness of Nanoparticle Additives to Lubricants: 25 Examples Linking Nano- to Macroscale Friction by Krim, Jacqueline, Smirnov, Alex I.

“…Studies of the fundamental origins of friction have undergone rapid acceleration in recent years by providing valuable information on the nanoscale mechanisms…”
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Shear activation of ZDDP reaction films in the presence and absence of nanodiamonds by Acharya, Biplav, Seed, Caitlin M., Krim, Jacqueline

“…We explore the impact of shear stress and nanodiamond (ND) additives on the formation temperatures of thermal- and tribo- reaction films of steel samples…”
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Vibration can enhance stick-slip behavior for granular friction by Clark, Abram H., Behringer, Robert P., Krim, Jacqueline

“…We experimentally study the frictional behavior of a two-dimensional slider pulled slowly over a granular substrate comprised of photoelastic disks. The slider…”
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Surface science and the atomic-scale origins of friction: what once was old is new again by Krim, Jacqueline

“…Long neglected by physicists, the study of friction's atomic-level origins, or nanotribology, indicates that sliding friction stems from various unexpected…”
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Continuum Model Analysis of QCM Nanotribological Data to Obtain Friction Coefficients for 304SS Contacts Lubricated by Water and TiO2 Nanoparticle Suspensions by Seed, Caitlin M., Acharya, Biplav, Krim, Jacqueline

“…We report a study of the response of a Quartz Crystal Microbalance (QCM) to rubbing contacts in air, water and aqueous suspensions of 40 nm TiO2 nanoparticles…”
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Dynamics of Neutral and Charged Nanodiamonds in Aqueous Media Confined between Gold Surfaces under Normal and Shear Loading by Su, Liangliang, Krim, Jacqueline, Brenner, Donald W

“…The dynamics of cubo-octahedral nanodiamonds (NDs) with three different surface treatments and confined in aqueous environments between gold surfaces under…”
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A comparative study of the nanoscale and macroscale tribological attributes of alumina and stainless steel surfaces immersed in aqueous suspensions of positively or negatively charged nanodiamonds by Curtis, Colin K, Marek, Antonin, Smirnov, Alex I, Krim, Jacqueline

“…This article reports a comparative study of the nanoscale and macroscale tribological attributes of alumina and stainless steel surfaces immersed in aqueous…”
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Nanotribological Performance Factors for Aqueous Suspensions of Oxide Nanoparticles and Their Relation to Macroscale Lubricity by Acharya, Biplav, Pardue, Tyler N., Su, Liangliang, Smirnov, Alex I., Brenner, Donald W., Krim, Jacqueline

“…Quartz crystal microbalance (QCM) measurements of nanotribological properties of statistically diverse materials combinations of nanoparticles and substrate…”
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Synergistic Effect of Nanodiamond and Phosphate Ester Anti-Wear Additive Blends by Acharya, Biplav, Avva, Keshav, Thapa, Binita, Pardue, Tyler, Krim, Jacqueline

“…Nanodiamonds are known to improve tribological performance when added to lubricants, but their impact on additives that may already be present in the lubricant…”
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Evaluation of Oxygen Plasma and UV Ozone Methods for Cleaning of Occluded Areas in MEMS Devices by Hook, D Adam, Olhausen, James A, Krim, Jacqueline, Dugger, M T

“…UV ozone and oxygen plasma treatments are two common procedures for cleaning silicon surfaces. The extent to which hidden surfaces of microelectromechanical…”
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Study of contacts in an electrostatically actuated microswitch by Majumder, Sumit, McGruer, N.E., Adams, George G., Zavracky, P.M., Morrison, Richard H., Krim, Jacqueline

“…Surface micromachined, electrostatically actuated microswitches have been developed at Northeastern University. Microswitches with gold contacts typically have…”
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Breaking sensitivity limits of QCM-D: An integrated nano-honeycomb sensor for characterization molecular interactions with lipid bilayers by Ahmed, Sultan, Marek, Antonin, Krim, Jacqueline, Smirnov, Alex I.

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QCM tribology studies of thin adsorbed films by Krim, Jacqueline

“…The ability to predict sliding friction in an adsorbed film system is key to a vast range of fundamental and applied issues in physics and nanotechnology…”
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Interdependent Roles of Electrostatics and Surface Functionalization on the Adhesion Strengths of Nanodiamonds to Gold in Aqueous Environments Revealed by Molecular Dynamics Simulations by Su, Liangliang, Krim, Jacqueline, Brenner, Donald W

“…Molecular dynamics simulations demonstrate that adhesion strengths as a function of charge for aqueous nanodiamonds (NDs) interacting with a gold substrate…”
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Erratum: “Synergistic effect of nanodiamonds on the adsorption of tricresyl phosphate on iron oxide surfaces” [Appl. Phys. Lett. 114, 171602 (2019)] by Khajeh, Arash, Krim, Jacqueline, Martini, Ashlie

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Correlation of high frequency QCM sphere-plate stiffness measurements with macroscopic frictional contacts in thin film and bulk stainless steel materials by Seed, Caitlin M., Acharya, Biplav, Andrus, Rachel, Krim, Jacqueline

“…[Display omitted] •The microscale response of a QCM to rubbing contacts is analyzed with 2 models to infer macroscale friction coefficients μ.•Values for μ…”
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Illuminating Pathways to Dynamic Nanotribology: Light‐Mediated Active Control of Interfacial Friction with Nanosuspensions by Leidens, Leonardo M., Michels, Alexandre F., Machado, Giovanna, Alvarez, Fernando, Smirnov, Alex I., Krim, Jacqueline, Figueroa, Carlos A.

“…Active control of nanotribological properties is a challenge. Materials responsive to external stimuli may catalyze this paradigm shift. Recently, the…”
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