Results 71 to 80 of about 208,420 (311)

Physics-chemical properties of water and its natural formation

open access: yesRUDN Journal of Engineering Research, 2013
Were analyzed and compared with each other existing theoretical models of water. In detail the features of the structure of molecules and composition of water for the development of effective methods for the separation of water-soluble gases.
A E Vorobiev   +3 more
doaj  

Defect-induced local variation of crystal phase transition temperature in metal-halide perovskites

open access: yesNature Communications, 2017
Understanding crystal phase transition in materials is of fundamental importance. Using luminescence spectroscopy and super-resolution imaging, Dobrovolsky et al.
Alexander Dobrovolsky   +4 more
doaj   +1 more source

Preparation and characterization of renal cell peptides from fetal rats for their antitumor activity

open access: yesFEBS Open Bio, EarlyView.
This study aimed to prepare renal cells (RCs) from fetal rats which were digested by enzymes. Candidate peptides RCPs were characterized by capillary HPLC and MS and their bioactivity was predicted using peptideranker. The predicted top 10 bioactive peptides were synthesized.
Zhe Zhang   +6 more
wiley   +1 more source

Microfluidic electro‐viscoelastic manipulation of extracellular vesicles

open access: yesFEBS Open Bio, EarlyView.
The electro‐viscoelastic manipulation as a potential method for separation of particles based on size. The particles introduced as a sheath flow migrate to the channel center under the influence of simultaneously applied electric field and pressure driven flow.
Seyedamirhosein Abdorahimzadeh   +7 more
wiley   +1 more source

Chemical simulation teaching system based on virtual reality and gesture interaction

open access: yesVirtual Reality & Intelligent Hardware
Background: Most existing chemical experiment teaching systems lack solid immersive experiences, making it difficult to engage students. To address these challenges, we propose a chemical simulation teaching system based on virtual reality and gesture ...
Dengzhen Lu   +4 more
doaj   +1 more source

Teaching Python with team‐based learning: using cloud‐based notebooks for interactive coding education

open access: yesFEBS Open Bio, EarlyView.
This study presents a novel approach to teaching Python and bioinformatics using team‐based learning and cloud‐hosted notebooks. By integrating interactive coding into biomedical education, the method improves accessibility, student engagement, and confidence—especially for those without a computing background.
Nuno S. Osório, Leonardo D. Garma
wiley   +1 more source

Physics-constrained machine learning for reduced composition space chemical kinetics

open access: yesData-Centric Engineering
Modeling detailed chemical kinetics is a primary challenge in combustion simulations. We present a novel framework to enforce physical constraints, specifically total mass and elemental conservation, during the reaction of ML models’ training for the ...
Anuj Kumar, Tarek Echekki
doaj   +1 more source

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