Results 111 to 120 of about 129,423 (272)

Riding on the Primary: A New Spectrum Sharing Paradigm for Wireless-Powered IoT Devices [PDF]

open access: yesarXiv, 2018
In this paper, a new spectrum sharing model referred to as riding on the primary (ROP) is proposed for wireless-powered IoT devices with ambient backscatter communication capabilities. The key idea of ROP is that the secondary transmitter harvests energy from the primary signal, then modulates its information bits to the primary signal, and reflects ...
arxiv  

A Comprehensive Assessment of the Environmental Impact of Different Infant Feeding Types: The Observational Study GREEN MOTHER

open access: yesJournal of Advanced Nursing, EarlyView.
ABSTRACT Aim(s) To observe and compare the environmental impacts of different types of infant feeding, considering the use of formula, infant feeding accessories, potentially increased maternal dietary intake during breastfeeding (BF) and food consumption habits.
Judit Cos‐Busquets   +102 more
wiley   +1 more source

Molecular Cytogenetic Evaluation of Xq Deletion Mosaicism in a Case of Primary Amenorrhea [PDF]

open access: green, 2004
Babu Rao Vundinti   +4 more
openalex   +1 more source

On 2-Absorbing Primary Hyperideals Of Multiplicative Hyperrings [PDF]

open access: yesarXiv, 2018
Primary hyperideals have been introduced and studied in multiplicative hyperrings. In this paper, we intend to study extensively primary hyperideals of multiplicative hyperrings with absorbing zero and prove some results regarding them. Also, we describe Cu- ideals of multiplicative hyperrings which are particular classes of hyperideals.
arxiv  

Pituitary gonadotropin‐releasing hormone II as a possible mediator of positive estrogen feedback

open access: yesJournal of Neuroendocrinology, Volume 37, Issue 4, April 2025.
Abstract It has previously been shown that rhesus macaques express two forms of gonadotropin‐releasing hormone (GNRH1 and GNRH2) in the hypothalamus and that both forms can stimulate the release of luteinizing hormone (LH) in vivo. However, while much has been published about the role of GNRH1 in reproduction, very little is known about the ...
Henryk F. Urbanski   +6 more
wiley   +1 more source

Sequence variation at the human FOXO3 locus: a study of premature ovarian failure and primary amenorrhea [PDF]

open access: bronze, 2007
Teresa D. Gallardo   +11 more
openalex   +1 more source

Peptide receptor radionuclide therapy with somatostatin analogs beyond gastroenteropancreatic neuroendocrine tumors

open access: yesJournal of Neuroendocrinology, Volume 37, Issue 3, March 2025.
The thera(g)nostic approach with somatostatin analog‐based agents extends beyond gastroenteropancreatic neuroendocrine tumors. Understanding tumor biological mechanisms is essential for optimizing treatment strategies. Abstract First isolated by Brazeau et al. in 1972, somatostatin (SST) is a neuropeptide known for regulating various signaling pathways
Giulia Santo   +3 more
wiley   +1 more source

Spontaneous remission in the ahumada : del castillo syndrome [PDF]

open access: yes, 1970
The association of spontaneous galactorrhea with primary or secondary amenorrhea is a striking clinical picture and has increasingly engaged the attention of clinicians as, during the past two decades, numerous and diverse etiological factors have been ...
Vassallo, Luis A., Xuereb, Dennis
core  

Full Duplex Wireless Communications for Cognitive Radio Networks [PDF]

open access: yesarXiv, 2011
As a key in cognitive radio networks (CRNs), dynamic spectrum access needs to be carefully designed to minimize the interference and delay to the \emph{primary} (licensed) users. One of the main challenges in dynamic spectrum access is to determine when the \emph{secondary} (unlicensed) users can use the spectrum. In particular, when the secondary user
arxiv  

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