Results 71 to 80 of about 17,164,709 (325)

Task A, Analysis of C-W Data, Final Report [PDF]

open access: yes, 1958
The object of this investigation is to obtain additional information concerning the effects of aurora on high frequency radio signals which is essential to a complete understanding of new modes of propagation that have tactical and strategic ...
Little, C. Gordon, Owren, Leif
core  

E-tracers:development of a low cost wireless technique for exploring sub-surface hydrological systems [PDF]

open access: yes, 2012
This briefing describes the first deployment of a new electronic tracer (E-tracer) for obtaining along-flowpath measurements in subsurface hydrological systems.
Bagshaw, Elizabeth A.   +7 more
core   +1 more source

Inhibiting stearoyl‐CoA desaturase suppresses bone metastatic prostate cancer by modulating cellular stress, mTOR signaling, and DNA damage response

open access: yesFEBS Letters, EarlyView.
Bone metastasis in prostate cancer (PCa) patients is a clinical hurdle due to the poor understanding of the supportive bone microenvironment. Here, we identify stearoyl‐CoA desaturase (SCD) as a tumor‐promoting enzyme and potential therapeutic target in bone metastatic PCa.
Alexis Wilson   +7 more
wiley   +1 more source

SOCIO-PSYCHOLOGICAL ASPECTS OF A TEENAGER'S PERSONAL DEVELOPMENT IN THE EDUCATIONAL ENVIRONMENT OF PRE-EDUCATION

open access: yesRussian Journal of Education and Psychology
Background. In the context of the development of informatization of society and the availability of diverse information on the Internet, adolescents have a great opportunity to expand beyond the educational institution.
Aleksey V. Basov
doaj   +1 more source

Classical computing, quantum computing, and Shor's factoring algorithm [PDF]

open access: yes, 1999
This is an expository talk written for the Bourbaki Seminar. After a brief introduction, Section 1 discusses in the categorical language the structure of the classical deterministic computations.
Manin, Yuri I.
core   +3 more sources

The impact of caesarean section on breastfeeding initiation, duration and difficulties in the first four months postpartum

open access: yesBMC Pregnancy and Childbirth, 2016
BackgroundThe caesarean section (c-section) rate in Canada is 27.1 %, well above the 5–15 % of deliveries suggested by the World Health Organization in 2009.
Amy J. Hobbs   +4 more
semanticscholar   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Automated Layer-by-Layer Soil Tillage Machine Using a Highly Turbulent Air Jet

open access: yesСельскохозяйственные машины и технологии
The paper highlights that preserving and enhancing the soil fertility of agricultural lands remains one of the most pressing challenges for the national economy.
B. Kh. Akhalaya   +2 more
doaj   +1 more source

Foreword [PDF]

open access: yes, 1950
This report reviews the Expectation Maximization EM algorithm and applies it to the data segmentation problem yielding the Expectation Maximization Segmentation EMS algorithm The EMS algorithm requires batch processing of the data and can be applied to ...
Kramer, Robert
core   +1 more source

A Way Out of the Quantum Trap [PDF]

open access: yes, 1998
We review Event Enhanced Quantum Theory (EEQT). In Section 1 we address the question "Is Quantum Theory the Last Word". In particular we respond to some of recent challenging staments of H.P. Stapp.
A. D. Sakharov   +37 more
core   +2 more sources

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