To increase public awareness of theoretical materials physics, a small group of high school students is invited to participate actively in a current research projects at Chalmers University of Technology. The Chalmers research group explores methods for filtrating hazardous and otherwise unwanted molecules from drinking water, for example by adsorption in active carbon filters. In this project, the students use graphene as an idealized model for active carbon, and estimate the energy of adsorption of the methylbenzene toluene on graphene with the help of the atomic-scale calculational method density functional theory. In this process the students develop an insight into applied quantum physics, a topic usually not taught at this educational level, and gain some experience with a couple of state-of-the-art calculational tools in materials research.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4978446 | PMC |
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0159168 | PLOS |
Neoplasia
December 2024
Felsenstein Medical Research Center, Beilinson Campus, Petah Tikva, Israel; Tel Aviv University, Faculty of Medicine and Health Sciences, Tel Aviv, Israel; Rabin Medical Center, Beilinson Campus, Petah Tikva, Israel; Davidoff Cancer Center, Beilinson Campus, Petah Tikva, Israel. Electronic address:
Triple-negative breast cancer (TNBC) is an aggressive subtype that accounts for 10-15 % of breast cancer. Current treatment of high-risk early-stage TNBC includes neoadjuvant chemo-immune therapy. However, the substantial variation in immune response prompts an urgent need for new immune-targeting agents.
View Article and Find Full Text PDFJ Electromyogr Kinesiol
December 2024
School of Information Science and Technology, Dalian Maritime University, Linghai Road 1, Dalian, Liaoning Province 116026, China. Electronic address:
This study proposed a U-Net based partial convolutional time-domain model for a real-time high-density surface electromyography (HD-sEMG) decomposition. The model combines U-Net and a separation block containing partial convolution, aiming to efficiently identify motor units (MUs) without preprocessing. The proposed U-Net based network was trained by the HD-sEMG signals with innervation pulse trains (IPTs) labels, and the results are compared between different step sizes, noises, and model structures under the sliding time window with 120 sampling points.
View Article and Find Full Text PDFJ Clin Neurophysiol
December 2024
Department of Neurology, Wake Forest University School of Medicine, Winston-Salem, North Carolina, U.S.A.
Purpose: High-frequency ultrasound (HFUS) of muscle and nerve has the potential to be a reliable, responsive, and informative biomarker of disease progression for individuals with amyotrophic lateral sclerosis (ALS). High-frequency ultrasound is not able to visualize median nerve fascicles to the same extent as ultra-high-frequency ultrasound (UHFUS). Evaluating the number and size of fascicles within a nerve may facilitate a better understanding of nerve diseases.
View Article and Find Full Text PDFInt J Surg
October 2024
Department of Dermatology, Huashan Hospital,Fudan University, Shanghai, China.
To investigate the effect of High-Frequency Electric Welding (HFEW) on intestinal tissue healing, we performed end-to-end anastomosis experiments in New Zealand rabbits. Within one week post-surgery, animals exhibited normal vital signs, replaced necrotic tissue with healthy collagen, and showed improved tissue strength while inflammation decreased. By day 60, tissue pathology and function fully recovered, resembling normal tissue.
View Article and Find Full Text PDFExpert Opin Pharmacother
December 2024
Department of Neurology, UTHealth Houston McGovern Medical School, Houston, TX, USA.
Introduction: Chorea is a motor manifestation of Huntington's disease (HD), which can lead to decreased functional independence and falls. Even though multiple classes of medications have been used to treat this symptom, only the vesicular monoamine transporter 2 (VMAT2) inhibitors tetrabenazine, deutetrabenazine, and valbenazine have been approved by the FDA for this indication.
Areas Covered: This article reviews the pharmacological properties, clinical efficacy, safety, and tolerability of valbenazine in the treatment of chorea in HD.
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