Results 111 to 120 of about 817,490 (340)

An Experimental Study of Complex-Offer Auctions from Wholesale Energy Markets [PDF]

open access: yes, 2014
A Payment Cost Minimization auction has been proposed as an alternative to the Offer Cost Minimization auction for use in wholesale electric power markets with an intention to lower procurement cost of electricity.
Baltaduonis, Rimvydas
core   +4 more sources

Risk Level of Design and Procurement Factors Causing Construction Waste Generation [PDF]

open access: hybrid, 2022
A. Bachayo   +4 more
openalex   +1 more source

Laser‐Microscribed Glass Enables Surface‐Microfluidics‐Facilitated, Affordable, Rapid Cancer Diagnosis

open access: yesAdvanced Functional Materials, EarlyView.
A transparent, laser‐microscribed glass platform enables cancer diagnosis within 1 h—much faster than histology, which takes days, and free from the chemical or contrast risks of MRI or CT scans. The antibody‐functionalized rough glass surface captures viable cancer cells directly from suspension, allowing instant optical readout and offering a rapid ...
Anish Pal   +5 more
wiley   +1 more source

A Novel Core–Shell Hydrogel 3D Model for Studying Macrophage Mechanosensing and Foreign Body Giant Cell Formation

open access: yesAdvanced Healthcare Materials, EarlyView.
The foreign body response (FBR) to biomaterials is primarily driven by macrophages, which often fuse into destructive foreign body giant cells (FBGCs). To address the limited understanding of FBGC formation, a novel microscale core–shell hydrogel 3D model is developed using heterogeneous alginate‐collagen microcapsules with varying stiffness, offering ...
Manisha Mahanty   +5 more
wiley   +1 more source

Application of resource-based view theory in enhancing rice agricultural supply chain sustainability in Northern Ghana

open access: yesDiscover Agriculture
The rice agricultural supply chain in Northern Ghana plays a vital role in national food security but faces systemic challenges, including high postharvest losses, inadequate infrastructure, and limited mechanisation.
Adam Sandow Saani   +2 more
doaj   +1 more source

Public procurement trajectories in Tanzania: a review of reforms, practices, and compliance

open access: yesCogent Business & Management
Over decades, public procurement in Tanzania experienced critical reforms; however, not much is known about the reforms and hence there is a dearth of comprehensive reviews about them.
Alban D. Mchopa   +3 more
doaj   +1 more source

Vibration‐Mediated Recovery of Irradiated Osteocytes and Their Regulatory Role in Breast Cancer Bone Metastasis

open access: yesAdvanced Healthcare Materials, EarlyView.
Radiotherapy damages bone and disrupts osteocyte function, yet mechanically mediated protection remains largely unexplored. This study demonstrates that low‐magnitude, high‐frequency (LMHF) vibration mitigates irradiated osteocyte apoptosis, restores their ability to regulate breast cancer extravasation, and acts synergistically with radiotherapy to ...
Xin Song   +7 more
wiley   +1 more source

Exploring the nexus between procurement contract administration and quality attainment of force account construction projects in Tanzania

open access: yesCogent Engineering
Currently, there is an increasing focus on procurement contract administration as among of the key variables in explaining the performance of construction projects.
Shadrack Samwel Mwaiseje   +3 more
doaj   +1 more source

Robust pH Sensing Using a Graphene Oxide and Covalent Organic Frameworks Composite for Gastro‐esophageal Reflux Disease Diagnosis

open access: yesAdvanced Healthcare Materials, EarlyView.
A stable composite pH sensor is developed by coating graphene oxide (GO) nanosheets with covalent organic frameworks (COFs) to improve stability and sensitivity in acidic environments. The GO/COFs sensor demonstrates high selectivity, linearity, and biocompatibility, offering a promising strategy for continuous pH monitoring in gastro‐esophageal reflux
Ahmed H. M. Salem   +6 more
wiley   +1 more source

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