Results 91 to 100 of about 4,471,776 (304)

Scenarios for Maintenance and Building Decommissioning in the Building’s Life Cycle

open access: yesIOP Conference Series: Earth and Environmental Science, 2019
The LCC analysis can be applied to assess effectiveness of construction variants or acquisition of new facilities as well as modernization of the existing ones. The authors of this paper intended to apply the LCCA method at analysing a building in the final stage of the building life cycle (grade phase).
E. Plebankiewicz, K. Zima, D. Wieczorek
openaire   +2 more sources

A quantitative model for efficient maintenance of plastered and painted facades

open access: yes, 2006
Building owners are faced with increasing maintenance costs incurred to rectify defects on different building elements and systems. With a significant proportion of maintenance costs spent on upkeep of building facades, there is a need for cost-effective
N. Harikrishna   +3 more
core   +1 more source

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

A Methodological Approach to Assessing Constructability in Building Maintenance and Its Impact on University Quality

open access: yesBuildings
This study introduces and evaluates an innovative methodology for assessing constructability in the maintenance of university buildings, aiming to improve the quality of academic infrastructure.
Mónica Escate, Doris Esenarro
doaj   +1 more source

Building appraisal, maintenance and preservation

open access: yes, 1985
Incl. Technology and Conservation 1978 (4/78) 8 ppSIGLEAvailable from British Library Document Supply Centre- DSC:86/14497(Building) / BLDSC - British Library Document Supply CentreGBUnited ...
Bath Univ. (United Kingdom). Dept. of Architecture and Building Engineering   +2 more
core  

Building Maintenance & Construction: Tools and Maintenance Tasks

open access: yes, 2023
403 p.Building Maintenance & Construction: Tools and Maintenance Tasks introduces and develops knowledge of basic building maintenance tools and materials, applied skills and techniques, industry health and safety standards, and preventive ...
Rutherford, Clifford
core  

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

Assessment of the Effects of Deferred Maintenance on the Current Technical Condition of a Building: Case Study—A Former Fire Station in Nowy Raduszec

open access: yesApplied Sciences
The degradation of building elements progresses with the age of a building as a result of natural ageing processes. The lack of regular maintenance, repair, and renovation works during the operational phase accelerates degradation processes, leading to ...
Aleksandra Kurowska-Rajchel   +1 more
doaj   +1 more source

Buildings Lean Maintenance Implementation Model

open access: yesOpen Engineering, 2016
Abstract Nowadays, companies in global markets have to achieve high levels of performance and competitiveness to stay “alive”.Within this assumption, the building maintenance cannot be done in a casual and improvised way due to the costs related.
Abreu, António   +2 more
openaire   +3 more sources

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

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