Results 101 to 110 of about 3,461,548 (318)

Development of novel pesticides in the 21st century

open access: yesJournal of pesticide science, 2020
General trends and strategies for novel pesticides are summarized. Global pesticide sales and pesticide discovery research are also briefly reviewed. At least 105 chemical pesticides have been launched during the past decade or are under development: 43 ...
N. Umetsu, Yuichi Shirai
semanticscholar   +1 more source

Windows on the 21st Century [PDF]

open access: yesThe Behavior Analyst, 1993
Behavior analysis is a cultural system of which the Association for Behavior Analysis is a component cultural system. As cultural systems, they are composed of interlocking behavioral contingencies that constitute their cultural practices. Critical to the survival of both cultural systems is the frequency of interaction with and the nature of the ...
openaire   +3 more sources

Global Expression Profiles in 1-Hour Biopsy Specimens of Human Kidney Transplantation from Donors after Cardiac Death

open access: yesCell Transplantation, 2009
Because of the worldwide shortage of renal grafts, kidney transplantation (KTx) from donors after cardiac death (DCD) is an alternative way to obtain KTx from brain-dead donors.
Mamoru Kusaka M.D.   +9 more
doaj   +1 more source

Universal Algebra I policy, access, and inequality: Findings from a national survey

open access: yesEducation Policy Analysis Archives, 2017
Many in the US view algebra as a gatekeeper to advanced study of mathematics, and increasing enrollment in algebra courses as a strategy to address unequal access to educational opportunity.
Janine T. Remillard   +4 more
doaj   +1 more source

Leading edge vortex modeling and its effect on propulsor performance [PDF]

open access: yes, 2015
textA novel numerical method solves the VIScous Vorticity Equation (VISVE) in 3D in order to model the Leading Edge Vortex (LEV) of propellers is proposed and implemented in this dissertation.
Tian, Ye, active 21st century
core  

A Peirce for the 21st century

open access: yesSign Systems Studies, 2018
Review of Peirce’s Speculative Grammar: Logic as Semiotics by Francesco Bellucci. New York, London: Routledge, 2017, 388 pages.
openaire   +4 more sources

Enhanced thermoelectric performance of In-substituted GeSb6Te10 with homologous structure

open access: yesAPL Materials, 2014
We studied the crystal structure and thermoelectric properties of polycrystalline GeInxSb6−xTe10 (x = 0, 0.18, 0.3, and 0.6). Rietveld and Le Bail analyses showed that all compositions crystallized in trigonal structures with a 51-layer period ...
Atsuko Kosuga   +7 more
doaj   +1 more source

An interactional approach to the study of performance control systems [PDF]

open access: yes, 2015
textThis dissertation consists of two essays. The first essay draws on psychology theories to propose a framework for incorporating personality variables into the study of performance control systems.
Wang, Wei, active 21st century
core  

Controlling work in process during semiconductor assembly and test operations [PDF]

open access: yes, 2017
In the semiconductor industry, products go through a series of steps over a three- to four-month period that begins with the fabrication of chips and ends with assembly and test (AT) and shipment.
Zhang, Chuwen, active 21st century
core   +1 more source

Retirement in the 21st century [PDF]

open access: yes, 2014
Since 1995, employment rates of men in their 50s and 60s have steadily increased, following a long period of decline from the late 1960s. At the same time, employment rates of older women have continued to increase. This growth in employment rates was only somewhat arrested during the recent recession.
Chandler, Daniel, Tetlow, Gemma
openaire   +3 more sources

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