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Showing 1 to 12 of 37 entries
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The impact of robot projects on girls' attitudes toward science and engineering

STEM and girls

Pettibone JC, Weinberg JB.
GSID: 5KiyyoW0RDUJ
JB Weinberg, JC Pettibone, SL Thomas… - Workshop on research …, 2007 - Citeseer

… STEM) areas and careers. While robotics programs have been successful at getting girls to participate in STEM … in such programs have an impact on girls’ perception of their abilities and…

Sulfur dioxide adsorption and photooxidation on isotopically-labeled titanium dioxide nanoparticle surfaces: roles of surface hydroxyl groups and adsorbed water in the formation and stability of adsorbed sulfite and sulfate.

Physical chemistry chemical physics : PCCP

Nanayakkara CE, Pettibone J, Grassian VH.
PMID: 22481169
Phys Chem Chem Phys. 2012 May 21;14(19):6957-66. doi: 10.1039/c2cp23684b. Epub 2012 Apr 05.

Transmission FTIR spectroscopy and X-ray photoelectron spectroscopy (XPS) are used to probe the details of sulfur dioxide adsorption and photooxidation on titanium dioxide nanoparticle surfaces. Adsorption sites, surface speciation and photooxidation chemistry have been determined from analysis of FTIR...

Surface mediated assembly of small, metastable gold nanoclusters.

Nanoscale

Pettibone JM, Osborn WA, Rykaczewski K, Talin AA, Bonevich JE, Hudgens JW, Allendorf MD.
PMID: 23759958
Nanoscale. 2013 Jul 21;5(14):6558-66. doi: 10.1039/c3nr01708g. Epub 2013 Jun 12.

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 functionality is of great interest. We report the...

Greatest 'HITS': A new tool for tracking impacts at the National Institute of Environmental Health Sciences.

Research Evaluation

Drew CH, Pettibone KG, Ruben E.
PMID: 24604927
Res Eval. 2013 Dec;22(5):307-315. doi: 10.1093/reseval/rvt022.

Evaluators of scientific research programs have several tools to document and analyze products of scientific research, but few tools exist for exploring and capturing the impacts of such research. Understanding impacts is beneficial because it fosters a greater sense...

Determining surface chemical composition of silver nanoparticles during sulfidation by monitoring the ligand shell.

Journal of nanoparticle research : an interdisciplinary forum for nanoscale science and technology

Pettibone JM, Gorham JM, Liu J.
PMID: 31555056
J Nanopart Res. 2018;20. doi: 10.1007/s11051-018-4410-4.

Evaluating the surface and core compositions of transforming nanoparticles (NP) represents a significant measurement challenge but is necessary for predicting performance in applied systems and their toxicity in natural environments. Here, we use X-ray photoelectron spectroscopy (XPS) and attenuated...

Necessity of Sleep for Motor Gist Learning in Mice.

Frontiers in neuroscience

Pettibone WD, Kam K, Chen RK, Varga AW.
PMID: 31024231
Front Neurosci. 2019 Apr 05;13:293. doi: 10.3389/fnins.2019.00293. eCollection 2019.

With respect to behavior, the term memory "consolidation" has canonically been used to describe increased fidelity during testing to a learned behavior shaped during training. While the sleeping brain appears to certainly aid in consolidation by this definition for...

In vitro effects of cannabidiol and its main metabolites in mouse and human Sertoli cells.

Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association

Li Y, Wu Q, Li X, Von Tungeln LS, Beland FA, Petibone D, Guo L, Cournoyer P, Choudhuri S, Chen S.
PMID: 34871667
Food Chem Toxicol. 2021 Dec 03;159:112722. doi: 10.1016/j.fct.2021.112722. Epub 2021 Dec 03.

Cannabidiol (CBD) is a major cannabinoid present in extracts of the plant Cannabis sativa (marijuana). While the therapeutic effects of CBD on epilepsy have been demonstrated, less is understood regarding its potential adverse effects. Recent studies revealed that CBD...

Transformation of engineered nanomaterials through the prism of silver sulfidation.

Nanoscale advances

Zhang F, Allen AJ, Johnston-Peck AC, Liu J, Pettibone JM.
PMID: 31276100
Nanoscale Adv. 2019;1. doi: 10.1039/C8NA00103K.

Understanding the structure transformation of engineered nanomaterials (ENMs) is a grand measurement challenge, which impacts many aspects of ENMs applications, such as their efficacy, safety, and environmental consequence. To address the significant knowledge gap regarding the fundamental kinetic rate...

Collaborating for Systems Change: A Social Science Framework for Academic Roles in Community Partnerships.

New solutions : a journal of environmental and occupational health policy : NS

Korfmacher KS, Pettibone KG, Gray KM, Newman OD.
PMID: 27540024
New Solut. 2016 Nov;26(3):429-457. doi: 10.1177/1048291116662680. Epub 2016 Aug 20.

Environmental health researchers, government agencies, and community groups have endorsed long-term community-academic partnerships as an effective strategy to support science-based improvements in environmental health. Social sciences concepts, approaches, and methods are fundamental to these translational partnerships. However, appropriate roles...

In Situ Methods for Monitoring Silver Nanoparticle Sulfidation in Simulated Waters.

Environmental science & technology

Pettibone JM, Liu J.
PMID: 27634215
Environ Sci Technol. 2016 Oct 18;50(20):11145-11153. doi: 10.1021/acs.est.6b03023. Epub 2016 Oct 04.

To probe the transformation pathways of metallic nanomaterials, measurement tools capable of detecting and characterizing the broad distribution of products with limited perturbation are required. Here, we demonstrate the detection of transformation products resulting from 40 kDa PVP-coated silver...

Dissociable effects of dopamine on learning and performance within sensorimotor striatum.

Basal ganglia

Leventhal DK, Stoetzner C, Abraham R, Pettibone J, DeMarco K, Berke JD.
PMID: 24949283
Basal Ganglia. 2014 Jun 01;4(2):43-54. doi: 10.1016/j.baga.2013.11.001.

Striatal dopamine is an important modulator of current behavior, as seen in the rapid and dramatic effects of dopamine replacement therapy in Parkinson Disease (PD). Yet there is also extensive evidence that dopamine acts as a learning signal, modulating...

Parallel Multiparameter Study of PEI-Functionalized Gold Nanoparticle Synthesis for Biomedical Applications: Part 2. Elucidating the Role of Surface Chemistry and Polymer Structure in Performance.

Langmuir : the ACS journal of surfaces and colloids

Cho TJ, Gorham JM, Pettibone JM, Liu J, Tan J, Hackley VA.
PMID: 33170723
Langmuir. 2020 Nov 24;36(46):14058-14069. doi: 10.1021/acs.langmuir.0c02630. Epub 2020 Nov 10.

Elucidating the polyethyleneimine (PEI) chemistry to predictively and reproducibly synthesize gold nanoparticle (AuNP)-PEI conjugates with desired properties has been elusive despite evaluation in numerous studies and reported enhanced properties. The lack of reproducible methods to control the core size...

Showing 1 to 12 of 37 entries