Results 41 to 50 of about 10,841 (262)

Patterns of interspecific variation in labial microarchitecture among anthropoid primates and the evolution of the hominin lips

The Anatomical Record, EarlyView.
Comparative histological and semi‐automated image analysis of primate lips: Masson's trichrome‐stained sagittal sections were segmented to quantify the connective tissue, adipose, and muscular components, enabling interspecific comparisons of labial architecture.
Liat Rotenstreich, Kfir Eliyahu, Nir Edery, Lior Moss, Saleem Eben Bari, Assaf Marom   +5 more
wiley   +1 more source

From Material Tensions to Organizational Paradoxes: How Manufacturers Cope With the Limits of Circular Product Design

Business Strategy and the Environment, EarlyView.
ABSTRACT Circular product design (CPD) is central to advancing the circular economy by enabling the narrowing, slowing, and closing of resource flows. Yet, its implementation remains persistently challenging for firms. Prior research has largely framed these challenges as discrete barriers, overlooking the structural contradictions embedded in CPD ...
Vanessa Robertson, Nelly Rahimy, Suleika Bort   +2 more
wiley   +1 more source

Notes on Tractor Calculi

, 2020
These notes present elementary introduction to tractors based on classical examples, together with glimpses towards modern invariant differential calculus related to vast class of Cartan geometries, the so called parabolic geometries.
Slovák, Jan, Suchánek, Radek
openaire   +2 more sources

From Waste to Value: A Bibliometric‐Systematic Review of Biogas and Biomethane Business Literature

Corporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT In response to escalating environmental challenges and the growing demand for sustainable energy solutions, the agri‐food sector is increasingly exploring business models grounded in circular economy (CE) principles based on the production of biogas and biomethane.
Silvia Cantele, Silvia Vernizzi, Le Thanh Arianna Truong, Vincenzo Riso   +3 more
wiley   +1 more source

MODERN RESOURCE-SAVING TECHNOLOGIES IN FOUNDRY PRODUCTION OF JSC «MINSK TRAKTOR PLANT»

Литьë и металлургия, 2016
In article the main world tendencies of development of the production technology of sandy cores and value of this production in complex technology of manufacture of castings are considered.
F. A. Domotenko, S. I. Sirotenko, A. N. Karas, A. P. Melnikov, S. I. Sirotenko, G. I. Pasyuk   +5 more
doaj  

Combined use of kaolin and bentonite molding clays

Литьë и металлургия
The article compares the properties of kaolin and bentonite clays. It has been shown that kaolin clays have high fire resistance, and bentonites have high astringent properties.
S. A. Kulikov, F. I. Rudnickij, V. A. Shumigaj   +2 more
doaj   +1 more source

Matematical modeling of the process of enlarging the austenitic grain during high-temperature heating of alloy structural steel

Литьë и металлургия, 2019
The influence of the heating rate of a typical case hardening steel 15KHGN2TA and 25KHGT on the growth of austenitic grain during long-term isothermal exposures at the high-temperature chemical-heat treatment was studied.
V. A. Kukareko, B. M. Gatsuro, A. N. Grigorchik, A. N. Chichin   +3 more
doaj   +1 more source

Optimization of moisture content and application rate of hay preservative during high‐moisture alfalfa hay baling in northwestern China

Grassland Research, EarlyView.
Abstract Background Leaf shatter during low‐moisture baling and mold proliferation under high‐moisture conditions pose major challenges in alfalfa hay production. A proprietary propionic acid‐based hay preservative product, LZP, effectively inhibits microbial reproduction in high‐moisture alfalfa bales; however, its optimal moisture thresholds and ...
Zulin Yuan, Fuhou Li, Jing Li, Dongmei Xu, Samaila Usman, Xusheng Guo, Yingwen Yu   +6 more
wiley   +1 more source

Increase of the steel 45L characteristics

Литьë и металлургия, 2003
Тhе results, given in the article, are an evidence of a prospect of application of ligature AKTse at production of castings from steel 45 L for tractors MTZ-1221.
S. N. Primerov, V. V. Velmisov, N. N. Kiseleva, E. G. Shwarts, V. P. Meshcheijakov, A. N. Karasj   +5 more
doaj  

The Art of Reception: Field Visits as Microcosms for Development Interventions of Non‐Governmental Organisations in Uganda

Journal of International Development, EarlyView.
ABSTRACT Field visits are common phenomena with non‐governmental organisations in Uganda. During these visits, Ugandan national staff guide visitors on series of meetings and interactions in the field. Following an actor‐oriented approach and drawing on ethnographic data on 14 field visits, this paper understands the field visit as a microcosm for the ...
Caspar Edward Swinkels
wiley   +1 more source