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Search Publications by: John E. Bonevich (Fed)

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Displaying 1 - 25 of 91

Particle Size Distributions for Cellulose Nanocrystals Measured by Transmission Electron Microscopy: An Interlaboratory Comparison

October 6, 2020
Author(s)
John E. Bonevich, Juris Meija, Bushell Michael, Martin Couillard, Kai Cui, Johan Foster, Douglas M. Fox, Markus Heidelmann, Byong Chon Park, Lingling Ren, Aleksandr B. Stefaniak, Ralf Theissmann, Natalia de Val Alda, Linda Johnston
Particle size is one of the key parameters that must be measured to ensure reproducible production of cellulose nanocrystals (CNCs) from various types of cellulose biomass and by different producers. It is also important for achieving reliable performance

The Certification of Standard Reference Material 1979: Powder Diffraction Line Profile Standard for Crystallite Size Analysis

July 31, 2020
Author(s)
James Cline, Marcus Mendenhall, Joseph J. Ritter, David R. Black, Albert Henins, John E. Bonevich, Pamela S. Whitfield, James J. Filliben
This rather long-standing project has resulted in a National Institute of Standards and Technology (NIST) Standard Reference Material (SRM) for the analysis of crystallite size from a consideration of powder diffraction line profile broadening. It consists

A workshop report on “Electron Microscopy Frontiers: Challenges and Opportunities”

December 21, 2017
Author(s)
June W. Lau, John E. Bonevich, Andrew A. Herzing, Ann C. Chiaramonti Debay, Robert R. Keller
For two days beginning on March 8, 2017, a planning workshop entitled “Electron Microscopy Frontiers: Opportunities and Challenges” was hosted by the Material Measurement Laboratory (MML) of the National Institute of Standards and Technology (NIST). Grass

Polarization of Bi2Te3 Thin Film in a Floating-Gate Capacitor Structure

December 8, 2014
Author(s)
Hui H. Yuan, Kai Zhang, Haitao Li, Hao Zhu, John E. Bonevich, Helmut Baumgart, Curt A. Richter, Qiliang Li
Metal-Oxide-Semiconductor capacitors with Bi2Te3 thin film sandwiched and embedded inside the oxide layer have been fabricated and studied. The capacitors exhibit ferroelectric-like hysteresis which is a result of the robust, reversible polarization of

The effect of protein corona composition on the interaction of carbon nanotubes with human blood platelets

August 1, 2014
Author(s)
Silvia H. De Paoli Lacerda, Lukas Diduch, Tseday Tegegn, Martina Orecna, Michael Strader, Elena Karnaukhova, John E. Bonevich, Abdu Alayash, Karel Holada, Jan Simak
Carbon nanotubes (CNT) are one of the most promising nanomaterials for use in medicine. Applications of CNT in drug/gene delivery, diagnostics and tissue engineering, among other applications, require contact of CNT with blood. Therefore, evaluation of

Toxicity of carboxylated carbon nanotubes in endothelial cells is attenuated by stimulation of the autophagic flux associated with the release of nanomaterial in autophagic vesicles

July 1, 2014
Author(s)
Martina Orecna, Silvia De Paoli Lacerda, Olga Janouskova, Tseday Tegegn, Marcela Filapova, John E. Bonevich, Jan Simak
Here, we present a new method for the pharmacological modulation of the vascular toxicity of carbon nanotubes. We report that carboxylated multiwalled carbon nanotubes (MWCNTs) induce autophagosome accumulation in cultured human umbilical vein endothelial

Use of Single Particle Inductively Coupled Plasma Mass Spectrometry to Characterize a New Silver Nanoparticle Reference Material

June 11, 2014
Author(s)
Karen E. Murphy, Jingyu Liu, William F. Guthrie, Justin M. Gorham, John E. Bonevich, Andrew J. Allen, Michael R. Winchester, Vincent A. Hackley, Robert MacCuspie
In this study we use inductively coupled plasma mass spectrometry operated in single particle mode (spICP-MS) to simultaneously characterize the size distribution and dissolved silver fraction of a new silver nanoparticle (AgNP) candidate reference

Crystalline domain size and faulting in the new NIST SRM 1979 zinc oxide

September 6, 2013
Author(s)
James P. Cline, David R. Black, Albert Henins, John E. Bonevich, Whitfield S. Pam, Paolo Scardi, Matteo Leoni
A NIST SRM certified to address the issue of crystallite size measurement through a line profile analysis has been under development for several years. In order to prepare the feedstock for the SRM, nano-crystalline zinc oxide was produced from thermal

Surface mediated assembly of small, metastable gold nanoclusters

May 27, 2013
Author(s)
John M. Pettibone, William A. Osborn, Konrad Rykaczewski, Albert A. Talin, John E. Bonevich, Jeffrey W. Hudgens
The unique properties of metallic nanoclusters are attractive for numerous commercial and industrial applications but are generally less stable than nanocrystals. Thus, developing methodologies for stabilizing nanoclusters and retaining their enhanced

Topological Insulator Bi2Se3 Nanowire High Performance Field-Effect Transistors

April 30, 2013
Author(s)
Hao Zhu, Curt A. Richter, Erhai Zhao, John E. Bonevich, William A. Kimes, Hyuk-Jae Jang, Hui Yuan, Abbas Arab, Oleg A. Kirillov, James E. Maslar, D. E. Ioannou, Qiliang Li
Topological insulators are unique electronic materials with insulating interiors but robust metallic surfaces. Device applications exploiting their remarkable properties, such as surface conduction of helical Dirac electrons, have so far been hampered by

Superconductivity in Nb-Sn thin films of stoichiometric and off-stoichiometric compositions

December 7, 2012
Author(s)
Matthijs Mentink, John E. Bonevich, Marc Dhalle, Daniel Dietderich, Arno Godeke, Frances Hellman, Herman Ten Kate
Binary Nb-Sn thin film samples are fabricated and characterized in terms of their composition, morphology and superconducting properties. Nb-Sn is magnetron-sputtered onto heated R-plane sapphire substrates at 700 C, 800 C, and 900 C, using a custom-built

Nanocrystalline Zinc Oxide Powder for X-ray Diffraction Metrology

August 6, 2012
Author(s)
David R. Black, Joseph J. Ritter, John E. Bonevich, Albert Henins, James P. Cline
Nano scale zinc oxide powder has been produced using a precise thermal decomposition process from a zinc oxalate precursor powder. The size of the crystallites is determined by the specifics of the thermal processing which were chosen to yield crystallites

Traceable Calibration of a Critical Dimension Atomic Force Microscope

March 9, 2012
Author(s)
Ronald G. Dixson, Ndubuisi G. Orji, Craig D. McGray, John E. Bonevich, Jon C. Geist
The National Institute of Standards and Technology (NIST) has a multifaceted program in atomic force microscope (AFM) dimensional metrology. One component of this program, and the focus of this paper, is the use of critical dimension atomic force

A new approach to prepare well-dispersed CaF2 nanoparticles by spray drying technique

August 5, 2011
Author(s)
Limin Sun, Laurence C. Chow, John E. Bonevich, James W. Mitchell
Previously, a nano-sized calcium fluoride (CaF2) was prepared using a spray drying method by simultaneously feeding Ca(OH)2 and NH4F solutions to a two-liquid nozzle. The aim of the present study was to prepare better-dispersed nano CaF2 particles by co

Development of a Seebeck Coefficient Standard Reference Material (SRM)™

August 1, 2011
Author(s)
Nathan Lowhorn, Winnie Wong-Ng, John Lu, Joshua B. Martin, Martin L. Green, John E. Bonevich, Evan L. Thomas, Neil Dilley, Jeff Sharp
We have successfully developed a Seebeck coefficient Standard Reference Material (SRM™), Bi2Te3, that is essential for interlaboratory data comparison and for instrument calibration. Certification measurements were performed using a differential steady

Fabrication, characterization and simulation of high performance Si nanowire-based non-volatile memory cells

May 16, 2011
Author(s)
Xiaoxiao Zhu, Qiliang Li, D. E. Ioannou, Xuelei X. Liang, Diefeng Gu, Helmut Baumgart, John E. Bonevich, John S. Suehle, Curt A. Richter
We report the fabrication, characterization and simulation of Si nanowire SONOS-like non- volatile memory with HfO2 charge trapping layers of varying thicknesses. The memory cells, which are fabricated by self-aligning in situ grown Si nanowires, exhibit

Fabrication, Characterization and Simulation of High Performance Si Nanowire-based Non-Volatile Memory Cells

May 16, 2011
Author(s)
Xiaoxiao Zhu, Qiliang Li, D. E. Ioannou, Diefeng Gu, John E. Bonevich, Helmut Baumgart, John S. Suehle, Curt A. Richter
We report the fabrication, characterization and simulation of Si nanowire SONOS-like non-volatile memory with HfO2 charge trapping layers of varying thickness. The memory cells, which are fabricated by self-aligning in-situ grown Si nanowires, exhibit high

Three-Dimensionally Structured CdS/CdTe Photovoltaics on Dual Interdigitated Back-Contacts

April 8, 2011
Author(s)
Carlos M. Hangarter, Behrang Hamadani, Ryan F. Need, Carlos R. Beauchamp, Hua Xu, John E. Bonevich, Nikolai Zhitenev, Daniel Josell
The fabrication and properties of three-dimensionally structured CdS/CdTe solar cells with back-contacts are described. Fabrication entails electrodeposition of CdS at submicrometer length scales on one of two metal electrodes interdigitated in a comb

Electrodeposition of Pt_(100-x)Pb_(x) Metastable Alloys and Intermetallics

April 4, 2011
Author(s)
Sun M. Hwang, John E. Bonevich, Jae Jeong Kim, Thomas P. Moffat
The electrodeposition of a series of metastable Pt-Pb alloys and intermetallic phases as well as elemental Pt is demonstrated using an acid electrolyte comprised of 0.05 mol/L Pb(ClO_4)_2 and/or 0.001 mol/L K_2PtCl_4. Pt-Pb films were deposited at various