Results 231 to 240 of about 3,800,717 (343)
A tunable microwave absorption metamaterial inspired by moths evading bat detection
Electromagnetic radiation in the current environment has become complex and uncontrollable due to the advancement of wireless technology. Inspired by the moth surface cilia to bend and evade bat sonar detection, our work introduces a metamaterial incorporating broadband and tunable microwave absorption properties combined with deep learning algorithms.
Yijie Liu +13 more
wiley +1 more source
A potion for prolonged life? Germes' recipe, a secret handwritten note from an 18th-century Swedish physician. [PDF]
Schultz F +5 more
europepmc +1 more source
ABSTRACT While watermelon is an important commodity in the United States and worldwide, some of the fundamental watermelon productivity indices (crop evapotranspiration [ETc], transpiration [Tr], evaporation [E], ET‐yield production functions [ETYPF], basal crop coefficients [Kcb], crop water productivity [CWP], soil‐water extraction [SWE]) have not ...
Suat Irmak
wiley +1 more source
Advancing Archaeobotanical Methods: Morphometry, Bayesian Analysis and AMS Dating of Rose Prickles from Monteagudo Almunia, Spain (12th Century-Present). [PDF]
Rivera D +5 more
europepmc +1 more source
ABSTRACT This invited paper gives an overview of the challenges the world is facing and offers a possible solution for water and food security within the holistic integrated concept of the water–energy–food (WEF) nexus. The paper summarizes the experience the author gained through working on various research projects at national and international ...
Ragab Ragab
wiley +1 more source
The history of cardiopulmonary bypass and the evolution of <i>pneuma</i> in cardiopulmonary medicine. [PDF]
Leivaditis V +14 more
europepmc +1 more source
ABSTRACT As a fundamental tenet of socialism with Chinese characteristics, pursuing common prosperity for all entails reducing urban‐rural disparities while simultaneously increasing rural household income. This study utilizes interview and survey data from the “Chinese Thousand Villages Survey” conducted by the Shanghai University of Finance and ...
Qingen Gai +3 more
wiley +1 more source
Early European evidence of artificial cranial modification from the Italian Late Upper Palaeolithic Arene Candide Cave. [PDF]
Mori T +14 more
europepmc +1 more source
Impact of Geography on Institutions in Agricultural and Nomadic Societies
ABSTRACT How geography affects the choice of institutions is studied in a theoretical model. In this model, nations are located around a circle. Rulers compete through choosing tax rates, the level of military spending, and the degree of formality of institutions. Geographic condition is captured by population density.
Haiwen Zhou
wiley +1 more source
A 1600-year record of extreme rainfall in northern Arabia. [PDF]
Purkis SJ +10 more
europepmc +1 more source

