Results 31 to 40 of about 3,787,323 (294)

Optimization Method of Separation Equipment Cleaning

open access: yesJournal of Isotopes, 2022
The separation equipment will continuously produce a small amount of solid sediment during operation, which needs to be cleaned regularly. At present, the conventional cleaning method is to use the section single-stage cleaning mode to connect multiple ...
YANG Kun
doaj  

The clean energy claims of BP, Chevron, ExxonMobil and Shell: A mismatch between discourse, actions and investments

open access: yesPLoS ONE, 2022
The energy products of oil and gas majors have contributed significantly to global greenhouse gas emissions (GHG) and planetary warming over the past century.
Mei Li, Gregory P. Trencher, Jusen Asuka
semanticscholar   +1 more source

Jacobsons Lemma fails for nil-clean 2 × 2 integral matrices

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2020
We show that for two 2 × 2 integral matrices A, B, if the product AB is nil-clean then BA may not be nil-clean. Despite the fact that for many special cases, BA is also nil-clean, we finally found three counterexamples.
Călugăreanu Grigore, Pop Horia F.
doaj   +1 more source

Acknowledgement to Reviewers of Clean Technologies in 2019

open access: yesClean Technologies, 2020
The editorial team greatly appreciates the reviewers who have dedicated their considerable time and expertise to the journal’s rigorous editorial process over the past 12 months, regardless of whether the papers are finally published or not [...]
Clean Technologies Editorial Office
doaj   +1 more source

The (Rocky) Road to the Olympic Games: A Longitudinal Case Study on the Preparation, Monitoring, and Training of an Elite Weightlifter

open access: yesApplied Sciences
This case study provides a comprehensive, longitudinal analysis of an elite weightlifter’s performance, neuromuscular ability, and barbell kinematics over a 2.9-year period in preparation for the Tokyo 2020 Olympic Games.
Shyam Chavda
doaj   +1 more source

Kinematic Comparison of Snatch and Clean Lifts in Weightlifters Using Wearable Inertial Measurement Unit Sensors

open access: yesPhysical Activity and Health
There are two major lifts in weightlifting competition: the snatch and the clean and jerk. Most studies have focused on the snatch technique using conventional motion capture systems.
Batbayar Khuyagbaatar   +8 more
doaj   +1 more source

Clean Low-Biomass Procedures and Their Application to Ancient Ice Core Microorganisms

open access: yesFrontiers in Microbiology, 2018
Microorganisms in glacier ice provide tens to hundreds of thousands of years archive for a changing climate and microbial responses to it. Analyzing ancient ice is impeded by technical issues, including limited ice, low biomass, and contamination.
Zhi-Ping Zhong   +13 more
doaj   +1 more source

Clean Clothes national campaigns and projects: June to October 2005 [PDF]

open access: yes, 2005
A compilation of country reports on the activities of the various European Clean Clothes Campaigns from June to October ...
Clean Clothes Campaign
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Microplastic Abundance In Volga River: Results Of A Pilot Study In Summer 2020

open access: yesGeography, Environment, Sustainability, 2021
In order to analyze the problem of microplastics pollution a comprehensive environmental survey was conducted along the entire Volga river in summer of 2020.
Anastasia A. Lisina   +6 more
doaj   +1 more source

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