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Search Publications by

Christopher Soles (Fed)

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Displaying 1 - 25 of 154

Additive-Containing Rinses for LER and Defectivity Control During High-Resolution Resist Patterning

October 12, 2021
D L. Goldfarb, S D. Burns, M Angelopolous, S Skordas, R L. Burns, M C. Lawson, C J. Brodsky, V Vishnu, E Jablonski, Vivek Prabhu, Ronald L. Jones, B D. Vogt, Christopher Soles, Eric K. Lin, Wen-Li Wu
The addition of a surface conditioning agent to the de-ionized water rinse used to quench the photoresist development process is an attractive methodology that can afford a controlled decrease in resist line edge roughness (LER) or a reduction in

Chemically Amplified Photoresists Fundamental Properties and Limits of Applicability to Sub-100 nm Lithography

October 12, 2021
D M. Goldfarb, Eric K. Lin, Christopher Soles, B C. Trinque, S D. Burns, Ronald L. Jones, Joseph~undefined~undefined~undefined~undefined~undefined Lenhart, M Angelopoulos, C G. Wilson, Sushil K. Satija, Wen-Li Wu
State-of-the-art lithographic technologies combine chemically amplified photoresists and sophisticated radiation sources to delineate patterned areas with high spatial resolution, enabling the fabrication of continually decreasing feature sizes in the

Importance of Sub-Nanosecond Fluctuations on the Toughness of Polycarbonate Glasses

July 23, 2020
Christopher L. Soles, Kanae N. Ito, Adam B. Burns, Edwin P. Chan, Robert M. Dimeo, Madhu Sudan Tyagi, Albert F. Yee, Jianwei Liu
This article explores the relationship between the nano- to picosecond dynamics, as quantified by elastic incoherent neutron scattering, in polycarbonate (PC) glasses with their mechanical toughness. We establish a robust correlation between mechanical

Using Microprojectiles to Study the Ballistic Limit of Polymer Thin Films

April 1, 2020
Shawn H. Chen, Amanda J. Souna, Christopher L. Soles, Stephan J. Stranick, Edwin P. Chan
The dynamic impact between a particle and a planar material is important in many high impact events, andthereisagrowingneedtocharacterizethemechanicalpropertiesoflight-weightpolymeric materials at dynamic loading conditions. Here, a laser-induced

Insights into the Water Transport Mechanism in Polymeric Membranes from Neutron Scattering

February 5, 2020
Edwin P. Chan, Bradley R. Frieberg, Jacob Daniel Tarver, Madhusudan Tyagi, WenXu Zhnag, Bryan Coughlin, Christopher M. Stafford, Abhishek Roy, Steve Rosenberg, Christopher L. Soles
Polymeric membranes are ubiquitous in a number of transport ap- plications including gas separation, water desalination, solid state batteries and fuel cells. The permeability and selectivity of these membranes are intimately linked to the structure and

Chain and Ion Dynamics in Precise Polyethylene Ionomers

October 11, 2019
Christopher L. Soles, Amalie Frischknecht, Benjamin Paren, Robert Middleton, Karen Winey, Jason Koski, Madhu Sudan Tyagi, Jacob Daniel Tarver
We analyze the dynamics from microsecond-long, atomistic molecular dynamics (MD) simulations of a series of precise poly(ethylene-co-acrylic acid) ionomers neutralized with lithium, with three different spacer lengths between acid groups on the ionomers

Engineered Sulfur-MoS2-Graphene Heterostructure Cathodes for Diagnostics of Nanoscale Electrochemical Processes in High Energy Density Li-S Batteries

August 5, 2019
Vladimir P. Oleshko, William R. McGehee, Saya Takeuchi, Siyuan Zhang, Andrei A. Kolmakov, Jabez J. McClelland, Christopher L. Soles
Lithium-sulfur (Li-S) batteries have recently attracted enormous attention because of high theoretical specific energy (2600 Wh kg-1) and high specific capacity (1672 mAhg-1), as well as the low cost, natural abundance, and nontoxicity of elemental sulfur

Direct-write Lithiation of Silicon Using a Focused Ion Beam of Li+

July 8, 2019
William R. McGehee, Evgheni Strelcov, Vladimir P. Oleshko, Christopher L. Soles, Nikolai B. Zhitenev, Jabez J. McClelland
Electrochemical processes that govern the performance of lithium ion batteries involve numerous parallel reactions and interfacial phenomena that complicate the microscopic understanding of these systems. As a new way to study the behavior of ion transport

Synchrotron Methods for Flexible Hybrid Electronics Industrial Recommendations on Interagency (DoC-DoD-DoE) Partnerships to Address Measurement Challenges Hindering the Flexible Hybrid Electronics Manufacturing Ecosystem

February 12, 2018
Christopher L. Soles, Richard A. Vaia, Ronald Pindak
The round-table participants concluded that facilities at NSLS-II provide immediate opportunities to address some of the critical processing and measurement challenges that are blocking the path towards a sustainable US-centric Flexible Hybrid Electronic

Nanostructural Evidence of Mechanical Aging and Performance Loss in Ballistic Fibers

September 29, 2017
John Howarter, Ming Liu, Walter G. McDonough, Christopher Soles, Gale A. Holmes
It is understood that the ballistic resistance of aromatic polyamide fibers is related to the fiber's ultimate tensile strength, strain-to-failure, and Young's modulus. Ideal high-performance ballistic materials maximize these properties while minimizing

Analytical Multimode Scanning and Transmission Electron Imaging and Tomography of Multiscale Structural Architectures of Sulfur Copolymer-Based Composite Cathodes for Next Generation High-Energy Density Li-S Batteries

December 17, 2016
Vladimir P. Oleshko, Andrew A. Herzing, Christopher L. Soles, Jared J. Griebel, Woo J. Chung, Adam G. Simmonds, Jeff Pyun
Poly(sulfur-random-(1,3-diisopropenylbenzene) copolymers synthesized via inverse vulcanization represent an emerging class of electrochemically active polymers recently used in cathodes for Li-S batteries, capable of realizing enhanced capacity retention

Mechanical response of thermally annealed Nafion thin films

December 7, 2016
Bradley R. Frieberg, Kirt A. Page, Joshua R. Graybill, Marlon L. Walker, Gery R. Stafford, Christopher L. Soles
The proton exchange membranes (PEMs) in a hydrogen fuel cell experiences hundreds if not thousands of cycles between wet and dry conditions during their service life, which leads to swelling and shrinking of the membrane material. This can lead to

Communication-Comparison of Nanoscale Focused Ion Beam and Electrochemical Lithiation in beta-Sn Microspheres

December 5, 2016
Saya Takeuchi, William R. McGehee, Jennifer L. Schaefer, Truman M. Wilson, Kevin A. Twedt, Christopher L. Soles, Vladimir P. Oleshko, Eddie H. Chang, Jabez J. McClelland
The development of Li focused ion beams (Li-FIB) enables controlled Li ion insertion into materials with nanoscale resolution. We take the first step toward establishing the relevance of the Li-FIB for studies of ion dynamics in electrochemically active

Study of Direct Lithiation of Thin Si Membranes with Spatially-Correlative Low Energy Focused Li Ion Beam and Analytical Electron Microscopy Techniques

November 22, 2016
Vladimir P. Oleshko, Christopher L. Soles, Kevin A. Twedt, J J. McClelland
Understanding and controlling defect interactions and transport properties of Li ions in silicon is crucial for the development of emerging technologies in energy storage and microelectronics. With a theoretical energy storage capacity of ~4200 mAhg-1

Elemental Sulfur and Molybdenum Disulfide Composites for Li-S Batteries with Long Cycle Life and High-Rate Capability

May 12, 2016
Vladimir P. Oleshko, Christopher L. Soles, Philip T. Dirlam, Jungjin Park, Adam G. Simmonds, Kenneth Domanik, Kookheon Char, Richard Glass, Nicola Pinna, Yung-Eun Sung
The development of next-generation battery systems beyond Li-ion technology remains a crucial challenge in accommodating the evolving energy storage demands presented by electric vehicles and efficient storage of energy from intermittent renewable sources

Structural origins of enhanced capacity retention in novel copolymerized sulfur-based composite cathodes for high-energy density Li-S batteries

September 17, 2015
Vladimir P. Oleshko, Jenny J. Kim, Jennifer L. Schaefer, Steven D. Hudson, Christopher L. Soles, Adam Simmonds, Jared Griebel, Kookheon Char, Jeff Pyun
Poly(sulfur-random-(1,3-diisopropenylbenzene) (poly(S-r-DIB)) copolymers synthesized via inverse vulcanization form high molecular mass electrochemically active polymers capable of realizing enhanced capacity retention (1005 mAh/g at 100 cycles) and

Understanding the Decreased Segmental Dynamics of Supported Thin Polymer Films Reported by Incoherent Neutron Scattering

February 10, 2015
Changhuai Ye, Clinton G. Wiener, Madhu Sudan Tyagi, David Uhrig, Sara Orski, Christopher Soles, Bryan D. Vogt, David S. Simmons
Incoherent neutron scattering (INS) has commonly reported a suppression of segmental dynamics for supported thin polymer films as thickness is decreased, which is counter to expectations based on other measurement techniques such as ellipsometry and

Inverse Vulcanization of Elemental Sulfur to Prepare Polymeric Electrode Materials for Li-S Batteries

February 20, 2014
Christopher L. Soles, Vladimir P. Oleshko, Jenny J. Kim, Adam Simmonds, Jared Griebel, Jeff Pyun, Jungjin Park, Woo Jin Chung, Woo Tae Kim, Richard Glass, Yung-Eun Sun, Kookheon Char
Sulfur-rich copolymers were synthesized via inverse vulcanization to create electroactive cathode materials for lithium-sulfur battery applications. These materials exhibit enhanced capacity retention (1005 mAh/g at 100 cycles) and extended battery