J. Yu

ORCID: 0000-0003-2173-3994
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About
Contact & Profiles
Research Areas
  • Catalysis for Biomass Conversion
  • Zeolite Catalysis and Synthesis
  • Neuroscience and Neuropharmacology Research
  • Memory and Neural Mechanisms
  • Catalysis and Hydrodesulfurization Studies
  • Cholinesterase and Neurodegenerative Diseases
  • Nerve injury and regeneration
  • Neurogenesis and neuroplasticity mechanisms
  • Nuclear physics research studies
  • High-Temperature Coating Behaviors
  • Neurological disorders and treatments
  • Mesoporous Materials and Catalysis
  • Chemical Synthesis and Reactions
  • Alzheimer's disease research and treatments
  • Seismic Imaging and Inversion Techniques
  • Vestibular and auditory disorders
  • Ophthalmology and Eye Disorders
  • Attention Deficit Hyperactivity Disorder
  • Luminescence Properties of Advanced Materials
  • Nicotinic Acetylcholine Receptors Study
  • Nuclear Receptors and Signaling
  • Subcritical and Supercritical Water Processes
  • Anatomy and Medical Technology
  • Radiopharmaceutical Chemistry and Applications
  • Sulfur Compounds in Biology

Shandong First Medical University
2025

Jilin University
2023

Liechtenstein Institute
2023

East China University of Science and Technology
2016-2017

University of Pennsylvania
1972-2016

Philadelphia University
2000-2016

California University of Pennsylvania
2014-2016

Center for Innovation
2015

University of Delaware
2015

Newark Hospital
2015

Immediate-early genes, such as c-fos, are responsive to dopaminergic stimulation in the brain and can have prolonged effects on transcription of other genes. Thus, they may mediate some long-term consequences altered transmission striatal neurons, supersensitivity dopamine its agonists that occurs response denervation. The two receptor families, D1 D2, interact synergistically under normal conditions but independently after treatments induce pronounced agonists. Using immunocytochemical...

10.1073/pnas.90.16.7451 article EN Proceedings of the National Academy of Sciences 1993-08-15

<italic>p</italic>-Xylene was synthesized by [4 + 2] cycloaddition of biomass-derived ethylene and dimethylfuran over Lewis acid zeolite catalyst, Zr-BEA, with 90% selectivity in products.

10.1039/c5gc02164b article EN Green Chemistry 2015-10-27

The Lewis-acid catalyzed dehydration of simple alcohols on TiO2, ZrO2 and γ-Al2O3 oxide-catalysts has been investigated by combining ab initio theoretical calculations with temperature programmed desorption (TPD) experiments. Both experimental results demonstrate that is more active in catalyzing the reactions than either TiO2 or ZrO2. reaction occurs through an E2-elimination mechanism involving surface O and/or OH groups oxides. Based relationships between barriers key properties oxides, a...

10.1039/c4cy00632a article EN Catalysis Science & Technology 2014-06-11

Routes to benzoic acid starting from furan—obtained hemicellulose in high yield—and methyl acrylate are reported. These routes involve Diels–Alder and dehydration reactions of furan acrylic (or acrylate) a two-step reaction protocol that minimizes side reactions. The acid) was run at 298 K catalyzed by Lewis acidic (Hf-, Zr-, Sn-Beta) zeolite catalysts, achieving turnover frequency (∼2 h–1) no were observed. oxanorbornene product dehydrated low temperatures (298 353 K) mixtures...

10.1021/acscatal.5b01892 article EN ACS Catalysis 2015-10-09

Study of the acidity effects on a single step reductive etherification HMF to di-ethers over metal oxides.

10.1039/c4cy00563e article EN Catalysis Science & Technology 2014-01-01

We report the results from a systematic study of quasielastic $(e,{e}^{\ensuremath{'}}p)$ reaction on $^{12}\mathrm{C},\phantom{\rule{0.5em}{0ex}}^{56}\mathrm{Fe}$, and $^{197}\mathrm{Au}$ performed at Jefferson Lab. have measured nuclear transparency extracted spectral functions (corrected for radiation) over ${Q}^{2}$ range $0.64--3.25\phantom{\rule{0.5em}{0ex}}{(\text{GeV}∕c)}^{2}$ all three nuclei. In addition, we separated longitudinal transverse 0.64...

10.1103/physrevc.68.064603 article EN Physical Review C 2003-12-09

The ( ${e,e}^{\ensuremath{'}}p$) reaction was studied on targets of C, Fe, and Au at momentum transfers squared ${Q}^{2}$ 0.6, 1.3, 1.8, $3.3{\mathrm{GeV}}^{2}$ in a region kinematics dominated by quasifree electron-proton scattering. Missing energy missing distributions are reasonably well described plane wave impulse approximation calculations with $A$ dependent corrections that measure the attenuation final state protons.

10.1103/physrevlett.80.5072 article EN Physical Review Letters 1998-06-08

The adsorption and reaction properties of H-BEA, SnBEA, ZrBEA siliceous BEA were examined to understand the 2,5-dimethylfuran (DMF) with ethylene form <italic>p</italic>-xylene.

10.1039/c6cy00501b article EN Catalysis Science & Technology 2016-01-01

Transcriptional control of target genes by antioxidant/electrophile response elements has been well described in peripheral tissues. Genes that are regulated this mechanism include the antioxidant enzymes NAD(P)H:quinone oxidoreductase, γ‐glutamyl cystine synthetase and glutathione‐ S ‐transferase. Antioxidant/electrophile within a gene's promoter confer induction low‐molecular‐weight electrophilic compounds such as tert ‐butylhydroquinone dimethyl fumarate. We have now examined ability to...

10.1046/j.1471-4159.2001.00157.x article EN Journal of Neurochemistry 2001-03-15

CH4 adsorption was studied experimentally and theoretically on ZSM-5, MOR, ZSM-12 zeolites using calorimetric measurements at 195 K plane wave DFT calculations. Differential heats measured four different H-ZSM-5 samples were determined to be 22.5 ± 1 kJ/mol, independent of Brønsted site density or defect concentration. However, calculations performed various functionals the most stable indicated that should bind this by an additional 1–7 a discrepancy is due inability standard methods...

10.1021/acs.jpcc.5b09571 article EN The Journal of Physical Chemistry C 2015-12-07

Forty-eight patients with definite or classical rheumatoid arthritis (RA) were studied for the presence of tarsal tunnel syndrome (ITS). Nerve conduction velocities and distal latencies determined in a constant temperature room findings compared group 35 normal, age-matched subjects. After excluding four peripheral neuropathy, delay motor latency tibial nerve was documented 11 subjects (25%). Two had foot symptoms suggestive ITS. These prolonged did not otherwise differ from R A without TTS...

10.1093/rheumatology/20.3.148 article EN Lara D. Veeken 1981-01-01

Patterns of intense acetylcholinesterase activity occur transiently in developing thalamocortical projection neurons and their terminal fields sensory regions cerebral cortex. These patterns correlate well with the time ingrowth axons synaptogenesis cortical neurons.

10.1152/physiologyonline.1993.8.6.266 article EN Physiology 1993-12-01

The supercritical, high-pressure reaction of n-hexane over H-ZSM-5, with and without the addition Pt Ga, has been studied for application to endothermic reforming in scramjet engines. endothermicities reactions were determined from product distributions. For unpromoted distribution indicated that endothermicity is low decreases increasing pressure. Ga H-ZSM-5 a relatively small effect on conversion but significantly increases by selectivity form aromatics. H(Ga)-ZSM-5 catalyst showed no...

10.1021/acs.iecr.5b03121 article EN Industrial & Engineering Chemistry Research 2015-10-14

10.1016/0149-7634(86)90016-3 article EN Neuroscience & Biobehavioral Reviews 1986-09-01

Distributed acoustic sensing (DAS) has been gradually applied to vertical seismic profiling (VSP), where the generated DAS VSP data contains types of complex noise. Therefore, denoising plays an important role in collecting high-quality geological information. Generative adversarial network(GAN) widely used exploration these years, but problems such as insufficient optimization objectives, poor signal retention continuity, and accuracy still remains when processing data. To address problems,...

10.1109/tgrs.2023.3318982 article EN IEEE Transactions on Geoscience and Remote Sensing 2023-01-01
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