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Displaying 1201 - 1225 of 1412

Comparison of Mercury Burdens in Chronically Debilitated and Healthy Loggerhead Sea Turtles (Caretta caretta)

January 15, 2010

Author(s)

Russell D. Day, Jennifer M. Lynch, Craig A. Harms, Al L. Segars, Wendy M. Cluse, Matthew H. Godfrey, A. M. Lee, Margie Peden-Adams, Kelly Thorvalson, Mark Dodd, Terry Norton

… ratios, aspartate aminotransferase, uric acid, sodium, and chloride were measured in debilitated …

Protein crystal engineering of YpAC-IV using a strategy of excess charge reduction

August 5, 2009

Author(s)

David T. Gallagher, N N. Smith, Sung Kim, Howard Robinson, Prasad T. Reddy

… was modified to Ala and Asn in hopes of relieving the acid-dependence of that crystal form. In the other approach, …

Characterization of the Photoacid Diffusion Length

February 27, 2009

Author(s)

Shuhui Kang, Vivek Prabhu, Wen-Li Wu, Eric K. Lin, Kwang-Woo Choi, Manish Chandhok, Todd Younkin, Wang Yueh

… stack. Further, the bilayer stack maximizes the initial acid gradient such that it mimics an ideal step exposure. In …

An In Vitro Model for Studying Bioresorption Rate of Calcium Phosphate Bone Graft Materials

October 16, 2008

Author(s)

Laurence C. Chow, Shozo Takagi, Milenko Markovic

It has been postulated that the in vivo resorption rates of calcium phosphate bone graft materials are closely related to their dissolution rates in demineralizing solutions having ionic compositions mimicking the acidic environment produced by osteoclasts

Effect of a Bonding Agent on the Biochemical Activity of Remineralizing Resin-Based Ca-PO 4 Cements

October 16, 2008

Author(s)

Sabine H. Dickens, Glenn M. Flaim

This study examined whether fluoride in a resin-based Ca-PO4 cements (RCPC) or a barrier of a bonding agent could compromise the remineralization potential of the cement. Cements were formulated with a fluoride additive (RCPC) or without fluoride (RCPC-NF)

Well-Ordered Polymer Melts with 5 nm Lamellar Domains from Blends of a Disordered Block Copolymer and a Selectively Associating Homopolymer of Low or High Molar Mass

October 16, 2008

Author(s)

Vijay Tirumala, August W. Bosse, Eric K. Lin, Vikram Daga, Alvin Romang, Jan Ilavsky, J J. Watkins

… we study the effect of the molar mass of poly (acrylic acid) in the range (1 to 13) times that of the copolymer on …

Non-planar nanofluidic devices for single molecule analysis fabricated using nanoglassblowing

June 17, 2008

Author(s)

Elizabeth Strychalski, Samuel Stavis, Harold G. Craighead

… molecule analysis of double-stranded deoxyribonucleic acid (DNA) velocity and conformation. Nanochannel depths and …

Chemical Imaging of Drug Eluting Coatings: Combining Surface Analysis and Confocal Raman Microscopy

March 1, 2008

Author(s)

A M. Belu, Christine M. Mahoney, Klaus Wormuth

… of coatings of rapamycin in poly(lactic-co-glycolic acid) (PLGA) obtained by mass spectrometry and light …

3-Dimensional Compositional Analysis in Drug Eluting Stent (DES) Coatings Using Cluster Secondary Ion Mass Spectrometry (Cluster SIMS)

February 1, 2008

Author(s)

Christine M. Mahoney, A M. Belu, Albert J. Fahey

… 0% to 50% (w/w) rapamycin drug in poly(lactic-co-glycolic acid) (PLGA) and were prepared both on MP35N metal alloy …

Finite Size and Interparticle Interaction Effects in the Magnetic Properties of NiO Nanoparticles

January 2, 2008

Author(s)

H Shim, M Seehra, John E. Bonevich

… the size range D = 5 nm to 20 nm, with and without oleic acid (OA) coating, are reported. Transmission electron …

Quantum Dot Dissemination and Behavior in Bacterial Biofilms

May 7, 2006

Author(s)

Jayne B. Morrow, Richard D. Holbrook, Cynthia J. Zeissler

… Waals, electrostatics and hydrophobicity (including Lewis acid/base contributions), are predicted to be largely …

Improved Liquid Chromatography Methods for the Separation and Quantification of Biotin in Multivitamin/Multielement Tablets

April 24, 2006

Author(s)

B C. Nelson, Katherine E. Sharpless, Lane C. Sander

… different tablet extraction solvents (1.5% aqueous formic acid vs. methanol) and analyte detection principles (mass …

Preparation and Flame Resistance Properties of Revolutionary Self-Extinguishing Epoxy Nanocomposites Based on Layered Double Hydroxides

October 1, 2005

Author(s)

Mauro Zammarano, Massimiliano Franceschi, S Bellayer, Jeffrey W. Gilman, Sergio Meriani

… ionic exchange of a magnesium-aluminum carbonate LDH in an acid medium. The replacement of inorganic carbonate anions …

Using LSM to Investigate Maleated Polypropylene in Polypropylene/Glass Bead Composites

May 1, 2003

Author(s)

J Toke, J D. Muzzy, Marcus T. Cicerone

… in the polymer increase in intensity with increasing acid content in the mPP and in the blends. Impact specimens …

RNA and RNA-Protein Complexes as Targets for Therapeutic Intervention

May 1, 2002

Author(s)

E S. DeJong, B. Luy, John Marino

… understanding of the central role of ribonucleic acid (RNA) and RNA-protein interactions in many biological …

The Electrodeposition of Al-Cu Alloys from Room-Temperature Chloroaluminate Electrolytes

October 1, 1999

Author(s)

Gery R. Stafford, V D. Jovic, Thomas P. Moffat

The electrodeposition of Cu-Al alloys, as well as the underpotential deposition (UPD) of Al onto Cu(lll), were investigated in acidic aluminum chloride/1-methyl-3-ethylimidazolium chloride ambient temperature molten salt. It was shown that it is possible

Heteronuclear NMR and Crystallographic Studies of Wild-Type and H187Q Escherichia Coli Uracil DNA Glycosylase: Electrophilic Catalysis of Uracil Expulsion by a Neutral Histidine 187

September 14, 1999

Author(s)

A C. Drohat, G Xiao, M Tordova, J. Jagadeesh, K Pankiewicz, K A. Watanbe, G L. Gilliland, J T. Stivers

… The nature of the putative general acid, His187, in the reaction catalyzed by Escherichia coli …

Transient Target Patterns in Phase Separating Filled Polymer Blends

September 1, 1999

Author(s)

Alamgir Karim, Jack F. Douglas, G Nisato, D W. Liu, Eric J. Amis

… to} 100 nm). The filled blend films were spun cast on acid cleaned silica wafers and phase separation was induced …

Substrate Specificity of Deinococcus Radiodurans Fpg Protein

June 1, 1999

Author(s)

K. J. Tuerk, C Bauche, J Laval, M. Dizdaroglu

… or treated with H 2 O 2 /Fe(III)-EDTA/ascorbic acid. Excision of purine lesions …

Demineralizing Effect of Dental Cements on Human Dentin

November 1, 1998

Author(s)

Y Shimada, Y Kondo, S Inokoshi, J Tagami, Joseph M. Antonucci

… of the cements to the dentin surfaces. Conclusion: Acid-containing cements have self-etching properties that are …

Electrodeposition of Copper and Copper-Aluminum Alloys From a Room-Temperature Chloroaluminate Molten Salt

September 1, 1998

Author(s)

B J. Tierney, W R. Pitner, J A. Mitchell, C L. Hussey, Gery R. Stafford

The electrodeposition of copper and copper-aluminum alloys was investigated in the Lewis acidic aluminum chloride-1-methyl-3-ethylimidazolium chloride [60.0-40.0 mole percent (m/o)] molten salt containing electrogenerated Cu(I) at 40 + 1 degree Celsius}

Single-Crystalline 3D Covalent Organic Frameworks with Exceptionally High Specific Surface Areas and Gas Storage Capacities

October 11, 2024

Author(s)

Baoqiu Yu, Yu Tao, Xuan Yao, Yucheng Jin, Shan Liu, Tongtong Xu, Hailong Wang, Hui Wu, Wei Zhou, Xin Zhou, Xiao Wang, Xu Ding, Xin Xiao, Yue-Biao Zhang, Jianzhuang Jiang

… respectively, in 1,4-dioxane under the catalysis of acetic acid. Single-crystal 3D electron diffraction and synchrotron …

SHINERS Study of Chloride Order-Disorder Phase Transition and Solvation of Cu(100)

January 3, 2024

Author(s)

Thomas P. Moffat, David Raciti, Angela R. Hight Walker, Eric J. Cockayne, John Vinson, Kathleen Schwarz

… associated with the c(2×2) Cl- adlayer on Cu(100) in acid media. A two-component Cu-Cl) vibrational band …

In situ Probing of Interfacial Roughness and Transient Phases During Ceramic Cold Sintering Process

October 15, 2023

Author(s)

Fan Zhang, Russell Maier, Igor Levin, Andrew J. Allen, Jun-Sang Park, Peter Kenesei, Ivan Kuzmenko, Jan Ilavsky, Pete Jemian

… representing reaction products between ZnO and acetic acid, the solvent used. The initial ZnO/solvent mixture's …

Examining the Relationship Between Post-Build Microstructure and the Corrosion Resistance of Additively-Manufactured 17-4 Stainless Steel

May 1, 2022

Author(s)

Mark R. Stoudt, Richard E. Ricker, Carelyn E. Campbell

The performance of wrought and post-build heat treated, additively manufactured SS17-4 stainless steel was evaluated to determine whether additive processing can produce material that exhibits a corrosion resistance similar to that of a wrought alloy, and

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