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As an alternative to nodal domains in the usual sense, we propose a partition of the domain of a real-valued eigenfunction in by trajectories of the gradient, linking saddle points to extrema. Its most elementary properties are listed and exemplified.
McDonald, Ross B., Fulling, Stephen A.
openaire +3 more sources
Topological nodal line semimetals [PDF]
We review the recent, mainly theoretical, progress in the study of topological nodal line semimetals in three dimensions. In these semimetals, the conduction and the valence bands cross each other along a one-dimensional curve in the three-dimensional ...
C. Fang, H. Weng, X. Dai, Z. Fang
semanticscholar +1 more source
Background Human immunodeficiency virus infection and acquired immune deficiency syndrome (HIV/AIDS) is a spectrum of conditions caused by infection with the human immunodeficiency virus (HIV).
Debadash Panigrahi +2 more
doaj +1 more source
Nodal asymmetry and hedgehog signaling during vertebrate left–right symmetry breaking
Development of visceral left–right asymmetry in bilateria is based on initial symmetry breaking followed by subsequent asymmetric molecular patterning.
Maria Isabella Negretti +5 more
doaj +1 more source
Background Stillbirth has serious psycho-social consequences on the parents and on the family. The psychological impact of stillbirth is strongly influenced by the social and cultural context.
Vijayaprasad Gopichandran +2 more
doaj +1 more source
Clinical Profile and Chemotherapy Response in Children with Hodgkin Lymphoma at a Tertiary Care Centre [PDF]
Introduction: Optimal treatment strategy in children with advance stage Hodgkin Lymphoma (HL) still remains controversial. Aim: To evaluate the clinical profile and the efficacy of chemotherapy (CT) as a treatment modality in paediatric HL. Materials
Rachna Seth +3 more
doaj +1 more source
Establishment of State Epidemic Intelligence Unit: From Thought to Action [PDF]
Public Health Emergencies of International Concern (PHEIC) have always been a threat to the health care system regardless of level (country, state or district). [1,2] The year 2020 will always be remembered for one of the biggest pandemics in the history
J K Kosambiya
doaj +1 more source
Effect of different hormonal combination on In vitro direct shoot regeneration of basil (Ocimum basilicum) [PDF]
Basil (Ocimum basilicum ) is an annual, herbaceous plants belonging to the family of lamiaceae. Basil is used to as a herb, a spice as well as fresh vegetables.
Farhad Asghari +4 more
doaj +1 more source
The blastula Chordin- and Noggin-expressing (BCNE) center comprises animal-dorsal and marginal-dorsal cells of the amphibian blastula and contains the precursors of the brain and the gastrula organizer.
Aitana M. Castro Colabianchi +5 more
doaj +1 more source
Sets of unique continuation for heat equation [PDF]
We study nodal lines of solutions to the heat equations. We are interested in the global geometry of nodal sets, in the whole domain of definition of the solution.
Nadirashvili, Nikolai +1 more
core +2 more sources

