Results 11 to 20 of about 4,277,308 (278)

Nilpotent noncommutativity and renormalization [PDF]

open access: yes, 2008
We analyze renormalizability properties of noncommutative (NC) theories with a bifermionic NC parameter. We introduce a new 4-dimensional scalar field model which is renormalizable at all orders of the loop expansion.
D. M. Gitman   +6 more
core   +1 more source

Combining Haar Wavelet and Karhunen-Loeve Transform for Robust and Imperceptible Data Hiding Using Digital Images

open access: yesJournal of Intelligent Systems, 2018
In this paper, we present an introduction of digital image watermarking followed by important characteristics and potential applications of digital watermarks.
Sharma Akankasha   +2 more
doaj   +1 more source

Some Proximate Analysis of African Pear (Dacryodes Edulis)

open access: yesJournal of Applied Sciences and Environmental Management, 2010
Some physical and chemical properties of African pear (Dacryodes edulis) samples from nine different trees were analysed in order to determine the level of differences that exist between trees.
NC Onuegbu, NC Ihediohanma
doaj   +1 more source

Noncommutative electrodynamics from $$SO(2,3)_\star $$ SO(2,3)⋆ model of noncommutative gravity

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
In our previous work we have constructed a model of noncommutative (NC) gravity based on $$SO(2,3)_\star $$ SO(2,3)⋆ gauge symmetry. In this paper we extend the model by adding matter fields: fermions and a U(1) gauge field.
Marija Dimitrijević Ćirić   +3 more
doaj   +1 more source

Diagnosis, Treatment and Prognosis of Primary Pulmonary NUT Carcinoma: A Literature Review

open access: yesCurrent Oncology, 2022
NUT carcinoma is a rare, highly lethal cancer characterized with the rearrangement of the nuclear protein in testis (NUT) gene on chromosome 15q14, which primarily occurs in the midline organs.
Jiaqian Yuan, Zhili Xu, Yong Guo
doaj   +1 more source

Dissecting the $$\Delta I=1/2$$ ΔI=1/2 rule at large $$N_c$$ Nc

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
We study the scaling of kaon decay amplitudes with the number of colours, $$N_c$$ Nc , in a theory with four degenerate flavours, $$N_f=4$$ Nf=4 . In this scenario, two current-current operators, $$Q^\pm $$ Q± , mediate $$\Delta S=1$$ ΔS=1 transitions ...
Andrea Donini   +3 more
doaj   +1 more source

Inter-session Network Coding for Transmitting Multiple Layered Streams over Single-hop Wireless Networks [PDF]

open access: yes, 2014
This paper studies the problem of transmitting multiple independent layered video streams over single-hop wireless networks using network coding (NC). We combine feedback-free random linear NC (RLNC) with unequal error protection (UEP) and our goal is to
Aboutorab, Neda, Esmaeilzadeh, Mohammad
core   +1 more source

Development of STEP-NC based machining system for machining process information flow [PDF]

open access: yes, 2013
To realize the STEP-NC based machining system, it is necessary to perform machining feature extraction, generating machine-specific information, and creating a relationship between STEP-NC entities. A process planning system of a STEP-NC information flow
Janon, Mohd Najib   +4 more
core   +1 more source

Envenomation by the Malagasy colubrid snake Langaha madagascariensis

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2008
This report documents a case of envenomation by a Malagasy opisthoglyphous snake, Langaha madagascariensis. The snake bit the finger of a healthy adult man who was attempting to record its morphological measurements as part of a biodiversity survey which
NC D'Cruze
doaj   +1 more source

Duality of Sp(2N) and SO(N) Supersymmetric Gauge Theories with Adjoint Matter [PDF]

open access: yes, 1995
We discuss electric-magnetic duality in two new classes of supersymmetric Yang-Mills theories. The models have gauge group $Sp(2\nc)$ or $SO(\nc)$ with matter in both the adjoint and defining representations.
Affleck   +11 more
core   +2 more sources

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