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Search-and-rescue algorithm identifies hidden 'traps' in ocean waters（图）
Search-and-rescue algorithm identifies hidden traps ocean waters
2020/6/5
When an object or person goes missing at sea, the complex, constantly changing conditions of the ocean can confound and delay critical search-and-rescue operations.Now researchers at the Massachu...
Uncle Traps: Harvesting Rewards in a Queue-based Ethereum Mining Pool
queue-based mining pools ethereum uncle blocks
2019/1/26
Mining pools in Proof-of-Work cryptocurrencies allow miners to pool their computational resources as a means of reducing payout variance. In Ethereum, uncle blocks are valid Proof-of-Work solutions wh...
Seasonal Fluctuation of Agriotes lineatus, A. obscurus and A. sputator Click Beetles Caught using Pheromone Traps in Poland
Agriotes spp. elaters forecasting monitoring Yatlorf traps IPM
2018/3/5
The trap catch of Agriotes species and dynamics of the occurrence of adult click beetles using pheromone traps were
determined, and the relationship between the dynamics of the caught wireworms and t...
Use of glow sticks in traps greatly increases amphibian captures in study（图）
Use of glow sticks traps greatly increases amphibian captures
2017/11/23
With amphibian populations declining around the world and funds to find the causes scarce, a team of Penn State researchers has shown that an unorthodox tactic will make it easier and therefore less e...
Scientists set traps for atoms with single-particle precision
Scientists set traps atoms with single-particle precision
2016/11/29
Atoms, photons, and other quantum particles are often capricious and finicky by nature; very rarely at a standstill, they often collide with others of their kind. But if such particles can be individu...
Iowa State engineers develop flexible skin that traps radar waves,cloaks objects
Iowa State engineers flexible skin traps radar waves cloaks objects
2016/3/14
AMES, Iowa – Iowa State University engineers have developed a new flexible, stretchable and tunable “meta-skin” that uses rows of small, liquid-metal devices to cloak an object from th...
Trapping of internal and external feeding stored grain beetle pests with two types of pitfall traps: a two-year field study
Coleoptera stored-product pests grain
2016/2/22
Pitfall trapping studies are available for particular stored grain pest species. In small farms, the stored grain pest control strategy is rarely species-specific but is often “pest ecological-group-s...
Climate change lethal to baby lizards:Nests become heat traps
Climate change lethal baby lizards Nests become heat traps
2015/9/9
The expected impact of climate change on North American lizards is much worse than first thought. A team of biologists led by Arizona State University investigators has discovered that lizard embryos ...
Effect of insecticide-treated trap logs and lure traps for Ips typographus (Coleoptera: Curculionidae) management on nontarget arthropods catching in Norway spruce stands
tripod trap logs pheromone trap
2015/5/5
The numbers of nontarget arthropods captured by Theysohn pheromone traps (TPTs) and insecticidetreated tripod trap logs (TRIPODs) were compared; both kinds of traps were baited with pheromone lures Ph...
Operational monitoring of the nun moth Lymantria monacha L. (Lepidoptera: Lymantriidae) using pheromone-baited traps – a rationalization proposal
Lepidoptera Lymantria monacha Pinus sylvestris monitoring method forest pest forest protection
2015/4/14
The annual risk assessment of Scots pine (Pinus sylvestris L.) stands in the federal state of Brandenburg and subsequent decisions on the application of insecticides are based on operational surveilla...
Determination of seasonal activity of the sweetpotato whitefly (Homoptera: Aleyrodidae) and leafhoppers (Homoptera: Cicadellidae) by plastic cup traps on the Çukurova Plain, Turkey.
sweetpotato whitefly leafhoppers seasonal activity Turkey
2015/2/2
The flight activities of adult sweetpotato whitefly, Bemisia tabaci, and leafhoppers were monitored by plastic cup traps at Boğalı, Taşçı, Hacıali, Doğankent and Bal...
Flight pattern of Archips podana (Lep.: Tortricidae) based on data from pheromone traps
Archips podana fruit tree tortrix moth apple orchards flight activity monitoring pheromone traps flight pattern degree-days
2015/1/30
In 9 years of the period 1993–1999 and 2001–2003 the flight activity of Archips podana was investigated by pheromone traps placed in four apple orchards in Central and East Bohemia. The cumulative cat...
The presence of non-target lepidopteran species in pheromone traps for fruit tortricid moths
fruit tortricid moths pheromone traps South Moravia non-target moth species Noctuidae
2015/1/30
In the localities Brno-Tuřany (Brno-město) and Prakšice (Uherské Hradiště) pheromone traps were used to monitor tortricid moths Adoxophyes orana, Archips podanus, A. rosanus, Hedya nubi...
武汉理工大学船舶辅机课件Chapter4 PIPING, VALVES & STEAM TRAPS
武汉理工大学 船舶辅机 课件 Chapter4 PIPING VALVES STEAM TRAPS
2014/7/16
武汉理工大学船舶辅机课件Chapter4 PIPING, VALVES & STEAM TRAPS。
Traps to the BGJT-Algorithm for Discrete Logarithms
public-key cryptography discrete logarithm problem
2014/3/6
In the recent breakthrough paper by Barbulescu, Gaudry, Joux and Thom{\'e}, a quasi-polynomial time algorithm (QPA) is proposed for the discrete logarithm problem over finite fields of small character...