Results 191 to 200 of about 69,034 (245)

Quantifying temporal dynamics of greenhouse gas emissions in lake mesocosms: Deployment of a low‐cost measurement system

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Greenhouse gas (GHG) emissions from freshwater ecosystems contribute significantly to global carbon budgets, yet they remain poorly constrained due to limited high‐frequency measurements. We tested a low‐cost, high‐frequency GHG measurement system in a long‐term mesocosm experiment in Lemming, Denmark, over a 7‐month period, focusing on CO2 ...
Tuba Bucak   +6 more
wiley   +1 more source

Structural dynamics of the human Orai1 channel revealed by cryo-electron microscopy. [PDF]

open access: yesPLoS One
Zhang Y   +7 more
europepmc   +1 more source

Mechanical Properties and Testing Strategies for Two‐Photon Lithography: A Review of Current Practices and Emerging Challenges

open access: yesLaser &Photonics Reviews, EarlyView.
Two‐photon lithography enables the fabrication of complex 3D microstructures with tunable mechanical properties spanning from soft hydrogels to rigid hybrid networks. This review summarizes how material composition, printing parameters, and post‐processing govern stiffness and viscoelasticity, highlighting advanced characterization methods and emerging
Dalila Fontana   +6 more
wiley   +1 more source

Inactivation of the sco2730/2731 copper chaperone-transporter system in Streptomyces coelicolor and its orthologs in Streptomyces venezuelae, together with chromosomal end deletion, greatly enhances secondary metabolism. [PDF]

open access: yesMicrob Cell Fact
Fernández-García G   +7 more
europepmc   +1 more source

Anaerobic Corrosion Phenomena of Cast Iron and Copper in Artificial Groundwater at Elevated Temperature

open access: yesMaterials and Corrosion, EarlyView.
This study examines corrosion of copper and cast iron as candidate canister materials for high‐level radioactive waste disposal in contact with bentonite suspension. The influence of three electrolyte compositions on corrosion behavior under repository‐relevant conditions is assessed.
Louisa Panjiyar   +2 more
wiley   +1 more source

Dynamic Analysis of Electrically Assisted Turbocharger Rotor Considering Contact Effects in Nut Structures

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT The rotor system of an electrically assisted turbocharger (EAT) is composed of multiple shaft components; The nonlinear connection and contact effects make it difficult to determine the system dynamic characteristics. To improve the modeling accuracy of EAT rotor system and evaluate the influence of contact between multi‐axis components and ...
Wenchao Liang   +5 more
wiley   +1 more source

Photoresponsive DNA steganography for secure information transmission by nanopore. [PDF]

open access: yesNatl Sci Rev
Hu ZL   +8 more
europepmc   +1 more source

Effect of Nanosilica Aggregates/Agglomerates on Functional Properties of Poly(Butylene 2,5‐Furandicarboxylate)‐Based Nanocomposites

open access: yesPolymer Composites, EarlyView.
Effect of nanosilica aggregates/agglomerates on oxygen and water vapor diffusivity of PBF/SiO2 nanocomposites. ABSTRACT The nanofillers inclusions in poly(butylene 2,5‐furandicarboxylate) (PBF)/SiO2 nanocomposites were found to consist of aggregates and agglomerates of nanosilica particles.
Giovanna Molinari   +9 more
wiley   +1 more source

Melt-Filled Hard Capsules as an Applicable Compounding Strategy to Enhance the Dissolution of Poorly Water-Soluble Nifedipine Using Polyethylene Glycol Matrices. [PDF]

open access: yesPharmaceutics
Todorović N   +6 more
europepmc   +1 more source

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