Results 71 to 80 of about 5,040,967 (335)

Further Results about Field Theory on the World Sheet and String Formation

open access: yes, 2005
The present article is the continuation of the earlier work, which used the world sheet representation and the mean field approximation to sum planar graphs in massless phi^3 field theory.
't Hooft   +22 more
core   +2 more sources

D6 branes and M theory geometrical transitions from gauged supergravity [PDF]

open access: yes, 2001
We study the supergravity duals of supersymmetric theories arising in the world-volume of D6 branes wrapping holomorphic two-cycles and special Lagrangian three-cycles within the framework of eight dimensional gauged supergravity.
Edelstein, Jose D., Nunez, Carlos
core   +2 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Świat wyobraźni Brunona Schulza jako świat możliwy. Próba zastosowania ecowskiej teorii narracji (Bruno Schulz's World of Imagination as Possible World. An Attempt to Apply Eco's Theory of Narration) [PDF]

open access: yesAnaliza i Egzystencja, 2011
The article concerns prose of Bruno Schulz and a category of a possible world. The aim of the article is an attempt to consider The Cinnamon Shops and The Sanatorium at the Sign of the Hourglass, as a specific possible world. In order to it, the ontology
Kamila Dolata
doaj  

Brane World [PDF]

open access: yes, 1998
In string theory, the brane world scenario, where the Standard Model gauge and matter fields live inside some branes while gravitons live in the bulk, can be a viable description of our universe.
Amaldi   +65 more
core   +4 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

The Global and the Nationally Distinctive in IR Theory

open access: yesVestnik RUDN. International Relations, 2022
The article examines the issue of the international and nationally distinctive, which has been the subject of a new big debate in the science of international relations in the last 15 years.
Andrei P. Tsygankov, Pavel A. Tsygankov
doaj   +1 more source

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Can future systemic financial risks be quantified?: ergodic vs nonergodic stochastic processes

open access: yesBrazilian Journal of Political Economy, 2009
Different axioms underlie efficient market theory and Keynes's liquidity preference theory. Efficient market theory assumes the ergodic axiom. Consequently, today's decision makers can calculate with actuarial precision the future value of all possible ...
Paul Davidson
doaj   +1 more source

Surface defects from fractional branes. Part I

open access: yesJournal of High Energy Physics, 2020
We show that the Gukov-Witten monodromy defects of supersymmetric Yang-Mills theory can be realized in perturbative string theory by considering an orbifold background of the Kanno-Tachikawa type and placing stacks of fractional D3-branes whose world ...
S.K. Ashok   +4 more
doaj   +1 more source

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