Results 21 to 30 of about 8,415 (217)

On extremal surfaces and de Sitter entropy

open access: yesPhysics Letters B, 2018
We study extremal surfaces in the static patch coordinatization of de Sitter space, focusing on the future and past universes. We find connected timelike codim-2 surfaces on a boundary Euclidean time slice stretching from the future boundary I+ to the ...
K. Narayan
doaj   +1 more source

Parking spaces

open access: yesAdvances in Mathematics, 2015
49 pages, 10 figures, Version to appear in Advances in ...
Armstrong, Drew   +2 more
openaire   +3 more sources

Investigations on anopheline mosquitoes close to the nest sites of chimpanzees subject to malaria infection in Ugandan Highlands

open access: yesMalaria Journal, 2012
Background Malaria parasites (Plasmodium sp.), including new species, have recently been discovered as low grade mixed infections in three wild chimpanzees (Pan troglodytes schweinfurthii) sampled randomly in Kibale National Park, Uganda.
Krief Sabrina   +8 more
doaj   +1 more source

A report on some butterflies (Lepidoptera) from Ladakh in Jammu & Kashmir and Lahaul in Himachal Pradesh, India

open access: yesJournal of Threatened Taxa, 2017
Forty-two (42) species of butterflies were recorded from a short survey of Ladakh and Lahaul in the inner Himalaya in Jammu & Kashmir and Himachal Pradesh.
Sanjay Sondhi   +3 more
doaj   +1 more source

Inertial Sensor Estimation of Initial and Terminal Contact during In-Field Running

open access: yesSensors, 2022
Given the popularity of running-based sports and the rapid development of Micro-electromechanical systems (MEMS), portable wireless sensors can provide in-field monitoring and analysis of running gait parameters during exercise.
Yue Yang   +5 more
doaj   +1 more source

Loop corrected soft photon theorem as a Ward identity

open access: yesJournal of High Energy Physics, 2019
Recently Sahoo and Sen obtained a series of remarkable results concerning sub­ leading soft photon and graviton theorems in four dimensions. Even though the S-matrix is infrared divergent, they have shown that the subleading soft theorems are well ...
Miguel Campiglia, Alok Laddha
doaj   +1 more source

Photonic Integrated Circuits for NGPON2 ONU Transceivers (Invited)

open access: yesApplied Sciences, 2020
The development of photonic integrated circuits (PIC) for access network applications, such as passive optical networks (PON), constitutes a very attractive ecosystem due to PON’s potential mass market. The implementation of PIC solutions in this context
Cátia Pinho   +5 more
doaj   +1 more source

A Dual Perspective of Psycho-Social Barriers and Challenges Experienced by Drug-Resistant TB Patients and Their Caregivers through the Course of Diagnosis and Treatment: Findings from a Qualitative Study in Bengaluru and Hyderabad Districts of South India

open access: yesAntibiotics, 2022
Qualitative insights regarding psycho-social barriers and challenges experienced by drug-resistant tuberculosis (DR-TB) patients and their caregivers are understudied in India. We conducted a qualitative study using semi-structured qualitative interviews
Karikalan Nagarajan   +11 more
doaj   +1 more source

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