Results 21 to 30 of about 41,089 (304)

CONTRIBUTION OF MARINE CIVIL TRANSPORT TO THE REDUCTION OF CARBON EMISSIONS, FORECAST FOR THE PERIOD UNTIL 2050

open access: yesЕкологія, людина, суспільство
The work describes studies on possibility of a mass transition of ocean transport ships from internal combustion engines (diesels) to hydrogen and nuclear propulsion units. This need is due to the need to reduce CO2 emissions in accordance with the Paris
Марк ЛАНЕЦЬКИЙ   +1 more
doaj   +1 more source

Kuratorium Gimnazjum Akademickiego i Mariackiego w 1667–1805

open access: yesPrzegląd Zachodniopomorski, 2020
Established in 1667, the Academic Gymnasium in Szczecin was a continuation of the tradition of the princely Pedagogium. Also, like in the Griffins times, the school and the foundation which financed it were supervised by a schoolboard of four persons ...
Paweł Gut
doaj   +1 more source

Measurement of Noise in Electronic Devices by the Fourier Transform Method

open access: yesMìkrosistemi, Elektronìka ta Akustika
The paper considers and analyzes the method of measuring the noise characteristics of electronic circuits and devices based on data collection by a digital oscilloscope with a built-in Fourier transform.
Ivan V. Padalka, Ihor Stepanovyh Virt
doaj   +1 more source

COMPARATIVE STUDY OF SOMATIC AND MOTRIC PARTICULARITIES OF STUDENTS IN THE 8TH GRADE IN DIFFERENT MATERIAL CONDITIONS FOR PHYSICAL EDUCATION AND SPORT LESSONS [PDF]

open access: yesBulletin of the Transilvania University of Braşov: Series IX Sciences of Human Kinetics, 2019
.Improving motor skills is one of the main objectives of the training process of the young school, achieved in parallel with the formation of motor skills and abilities. Physical qualities are primary goals of the content of physical education lessons
Ana GRIGORAȘ
doaj   +1 more source

Elevsamtal om samhällsfrågor med naturvetenskapligt innehåll – beskrivning och tolkning av en bildningsprocess i praktiken

open access: yesNordina: Nordic Studies in Science Education
One aim of science teaching is to prepare students for civic reasoning about socioscientific issues. This study analyses student conversations about socioscientific issues organised with inspiration from Harkness-teaching.
Anna-Karin Fridolfsson   +2 more
doaj   +1 more source

Learning Highly Dynamic Skills Transition for Quadruped Jumping Through Constrained Space

open access: yesAdvanced Robotics Research, EarlyView.
A quadruped robot masters dynamic jumps through constrained spaces with animal‐inspired moves and intelligent vision control. This hierarchical learning approach combines imitation of biological agility with real‐time trajectory planning. Although legged animals are capable of performing explosive motions while traversing confined spaces, replicating ...
Zeren Luo   +6 more
wiley   +1 more source

GYMNASIUM PUPILS RESEARCHING THE GERSA VALLEY LANDSCAPE [PDF]

open access: yesRomanian Review of Geographical Education, 2017
This paper presents an experimental research, conducted in the 2016-2017 schoolyear, by ten 5th grade pupils from “Iacob and Ioachim Mureșanu” Gymnasium in Rebrișoara, Bistrița-Năsăud County, Romania.
Leon BUZILĂ   +2 more
doaj   +1 more source

Stable Imitation of Multigait and Bipedal Motions for Quadrupedal Robots Over Uneven Terrains

open access: yesAdvanced Robotics Research, EarlyView.
How are quadrupedal robots empowered to execute complex navigation tasks, including multigait and bipedal motions? Challenges in stability and real‐world adaptation persist, especially with uneven terrains and disturbances. This article presents an imitation learning framework that enhances adaptability and robustness by incorporating long short‐term ...
Erdong Xiao   +3 more
wiley   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Adaptive Autonomy in Microrobot Motion Control via Deep Reinforcement Learning and Path Planning Synergy

open access: yesAdvanced Intelligent Systems, EarlyView.
This study introduces a data‐driven framework that combines deep reinforcement learning with classical path planning to achieve adaptive microrobot navigation. By training a surrogate neural network to emulate microrobot dynamics, the approach improves learning efficiency, reduces training time, and enables robust real‐time obstacle avoidance in ...
Amar Salehi   +3 more
wiley   +1 more source

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