Results 31 to 40 of about 333,308 (336)

A Rapid Experimental Procedure to Assess Environmental Compatibility of Conditioning Mixtures Used in TBM-EPB Technology

open access: yesApplied Sciences, 2020
Earth Pressure Balance (EPB) Tunnel Boring Machines (TBM) are currently the most widely used machines to perform tunnel excavation, particularly in urban areas.
Irene Bavasso   +7 more
doaj   +1 more source

Experimental Study on Startup of 30kW Micro Gas Turbine Generator Set

open access: yes发电技术, 2021
The safe startup of micro gas turbine generator set (MGTGS) is the premise of normal operation. The whole startup process contains the motor startup, ignition, speed promotion, motor switching from self-sustaining state to generator, gas turbine ...
Jin GUAN   +3 more
doaj   +1 more source

The Lean Startup Framework: Closing the Academic–Practitioner Divide

open access: yes, 2020
The lean startup framework is one of the most popular contributions in the practitioner-oriented entrepreneurship literature. This study seeks to generate new insights into how new ventures are started by describing the five main building blocks of the ...
D. Shepherd, Marc Gruber
semanticscholar   +1 more source

The Impact of Vibrating Screen Startup Time on Vibration Amplitude and Energy Consumption in Transient State

open access: yesEnergies, 2023
The article presents the results of research on the trajectory and amplitude values during the startup of a vibrating screen, depending on the set startup time.
Jacek Feliks, Paweł Tomach
doaj   +1 more source

Enhanced Biocompatibility and Osteogenic Activity of Marine-Plankton-Derived Whitlockite Bone Granules through Bone Morphogenetic Protein 2 Incorporation

open access: yesBioengineering, 2022
Whitlockite (WH) is a calcium-phosphate-based Mg-containing ceramic with good mechanical properties, rapid resorption, and good osteogenicity. Recently, we successfully synthesized highly porous WH granules using a marine plankton exoskeleton (MP-WH). In
Ji Won Baek   +4 more
doaj   +1 more source

Startup Characteristics and The Role of Business Incubators in Indonesia

open access: yesIndonesian Journal of Business and Entrepreneurship, 2022
One of the positive results of digital transformation in Indonesia is a fairly advanced startup developed and has contributed to Indonesia’s GDP. The issue of success of several Indonesian startups such as Gojek, Traveloka, Tokopedia, and Bukalapak ...
Adhia Ika Wahyuni, Siska Noviaristanti
doaj   +1 more source

Topic-based classification and identification of global trends for startup companies

open access: yesSmall Business Economics, 2022
We propose a novel classification of more than 250 thousand startups registered in the Crunchbase database based on machine learning algorithms and free from expert bias. We find that the share of startups focused on data analytics, social platforms, and
I. Savin, K. Chukavina, A. Pushkarev
semanticscholar   +1 more source

Comparative Analysis of the Values of Traditional Business Entrepreneurs and Startup Founders

open access: yesВестник Московского университета. Серия 14: Психология, 2023
Background. Currently, the number of entrepreneurs who run traditional business or create a startup is growing. A startup is a special type of entrepreneurial activity that increases the risks of doing business.
Alexey V. Zhuravlev   +1 more
doaj   +1 more source

Multi-Objective Optimization of a Small Horizontal-Axis Wind Turbine Blade for Generating the Maximum Startup Torque at Low Wind Speeds

open access: yesMachines, 2022
Generating a high startup torque is a critical factor for the application of small wind turbines in regions with low wind speed. In the present study, the blades of a small wind turbine were designed and optimized to maximize the output power and startup
Vahid Akbari   +4 more
semanticscholar   +1 more source

Postrzeganie sił napędowych determinujących zakładanie startupów przez przedstawicieli pokolenia Z w Polsce

open access: yesPrace Komisji Geografii Przemysłu Polskiego Towarzystwa Geograficznego, 2023
Celem artykułu jest określenie postrzegania sił napędowych determinujących proces zakładania startupu przez przedstawicieli pokolenia Z. Osiągnięcie tak założonego celu było możliwe dzięki dokonaniu przeglądu literatury oraz przeprowadzeniu badania ...
Angelika Nigbor-Drożdż   +1 more
doaj   +1 more source

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