Statistical Features of Polar Cap North and South Indices in Response to Interplanetary and Terrestrial Conditions: A Revisit

Authors: Jong‐Sun Park, Quan Qi Shi, Oleg A. Troshichev, Khan‐Hyuk Kim, Jih‐Hong Shue, Timo Pitkänen, Hui Zhang

Source: Space Weather, Vol 22, Iss 4, Pp n/a-n/a (2024)

Subject Terms: polar cap indices, IMF orientation, ionospheric conductivity, solar wind‐magnetosphere‐ionosphere coupling, Meteorology. Climatology, QC851-999, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1542-7390

Access URL: https://doaj.org/article/232fef06cd8a4ea18d08c9082584b5ff

Statistical Analysis of Whistler Precursors Upstream of Foreshock Transient Shocks: MMS Observations

Authors: Mengmeng Wang, Terry Z. Liu, Hui Zhang, Kaijun Liu, Quanqi Shi, Ruilong Guo, Anmin Tian, Weijie Sun, Xiao‐Chen Shen, Siyuan Wu, Alexander W. Degeling, Yan Wang, Shi‐Chen Bai, Zhonghua Yao, Wenya Li, Shuai Zhang, Timo Pitkänen, Shutao Yao, Ji Liu, Kun Cheng, Xiao Ma, Yuqi Liu

Source: Geophysical Research Letters, Vol 51, Iss 8, Pp n/a-n/a (2024)

Subject Terms: Geophysics. Cosmic physics, QC801-809

File Description: electronic resource

Relation: https://doaj.org/toc/0094-8276; https://doaj.org/toc/1944-8007

Access URL: https://doaj.org/article/27e0ffa5cee74472b7e76283fb8c8389

Importance of the dusk-dawn interplanetary magnetic field component (IMF By) to magnetospheric convection in Earth’s magnetotail plasma sheet

Authors: Timo Pitkänen, Anita Kullen, Ghai Siung Chong

Source: Frontiers in Astronomy and Space Sciences, Vol 11 (2024)

Subject Terms: solar wind-magnetosphere coupling, interplanetary magnetic field, magnetotail, plasma sheet, magnetospheric convection, interhemispheric asymmetry, Astronomy, QB1-991, Geophysics. Cosmic physics, QC801-809

File Description: electronic resource

Relation: https://www.frontiersin.org/articles/10.3389/fspas.2024.1373249/full; https://doaj.org/toc/2296-987X

Access URL: https://doaj.org/article/bcc3f9f42c3c4d2fbdc4a71ffeab35c1

Breeding value reliabilities for multiple-trait single-step genomic best linear unbiased predictor

Authors: Hafedh Ben Zaabza, Matti Taskinen, Esa A. Mäntysaari, Timo Pitkänen, Gert Pedersen Aamand, Ismo Strandén

Source: Journal of Dairy Science, Vol 105, Iss 6, Pp 5221-5237 (2022)

Subject Terms: dairy cattle, genomic evaluation, breeding value, effective record contributions, reliability, Dairy processing. Dairy products, SF250.5-275, Dairying, SF221-250

File Description: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S0022030222002119; https://doaj.org/toc/0022-0302

Access URL: https://doaj.org/article/5c475f223123458c9a46ee1605abe334

Asymmetry in the Earth’s magnetotail neutral sheet rotation due to IMF $$B_y$$ B y sign?

Authors: Timo Pitkänen, Anita Kullen, Lei Cai, Jong-Sun Park, Heikki Vanhamäki, Maria Hamrin, Anita T. Aikio, G. Siung Chong, Alexandre De Spiegeleer, Quanqi Shi

Source: Geoscience Letters, Vol 8, Iss 1, Pp 1-11 (2021)

Subject Terms: Solar wind–magnetosphere interaction, Magnetosphere configuration, Magnetotail, Plasma sheet, Neutral sheet, Science, Geology, QE1-996.5

File Description: electronic resource

Relation: https://doaj.org/toc/2196-4092

Access URL: https://doaj.org/article/7b7b694f0fed4936a2bdd315bccd2850

Puiden tilavuusmallit on tarpeen päivittää

Authors: Annika Kangas, Helena Henttonen, Timo Pitkänen, Sakari Sarkkola, Juha Heikkinen

Source: Metsätieteen aikakauskirja, Vol 2020 (2020)

Subject Terms: Forestry, SD1-669.5

File Description: electronic resource

Relation: http://www.metsatieteenaikakauskirja.fi/article/10471; https://doaj.org/toc/1455-2515

Access URL: https://doaj.org/article/7b66af01630a406ca96e626dd2978c2c

Metsävaratiedon ajantasaistus – satelliittikuviin perustuva muutostulkinta

Authors: Laura Sirro, Lauri Häme, Timo Pitkänen, Aki Hostikka, Markus Törmä, Tuomas Häme, Annika Kangas, Yrjö Rauste, Rosanna Huotari, Joni Norppa

Source: Metsätieteen aikakauskirja, Vol 2019 (2019)

Subject Terms: Forestry, SD1-669.5

File Description: electronic resource

Relation: http://www.metsatieteenaikakauskirja.fi/article/10260; https://doaj.org/toc/1455-2515

Access URL: https://doaj.org/article/5fec36d1941d48d1a80d2d2467142752

Similar understorey structure in spite of edaphic and floristic dissimilarity in Amazonian forests

Authors: Lassi SUOMINEN, Kalle RUOKOLAINEN, Timo PITKÄNEN, Hanna TUOMISTO

Source: Acta Amazonica, Vol 45, Iss 4, Pp 393-404 (2015)

Subject Terms: canopy openness, Iriartea deltoidea, Pebas Formation, pteridophytes, stem density, Science (General), Q1-390

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0044-59672015000400393&tlng=en; http://www.scielo.br/pdf/aa/v45n4/1809-4392-aa-45-04-00393.pdf; https://doaj.org/toc/0044-5967

Access URL: https://doaj.org/article/5db8a3b29d7345d2a1db38eb56a4ade8

Monilähteisen valtakunnan metsien inventoinnin kehittäminen 3D-ilmakuva-aineiston avulla

Authors: Sakari Tuominen, Timo Pitkänen, Andras Balazs, Annika Kangas

Source: Metsätieteen aikakauskirja, Vol 2017 (2017)

Subject Terms: Forestry, SD1-669.5

File Description: electronic resource

Relation: http://www.metsatieteenaikakauskirja.fi/article/7792; https://doaj.org/toc/1455-2515

Access URL: https://doaj.org/article/5663663444494ed587e764429ba0d867

Neutral lipid fatty acid analysis is a sensitive marker for quantitative estimation of arbuscular mycorrhizal fungi in agricultural soil with crops of different mycotrophy

Authors: Mauritz Vestberg, Ansa Palojärvi, Timo Pitkänen, Saara Kaipainen, Elina Puolakka, Marjo Keskitalo

Source: Agricultural and Food Science, Vol 21, Iss 1 (2012)

Subject Terms: Agriculture, Agriculture (General), S1-972

File Description: electronic resource

Relation: https://journal.fi/afs/article/view/4996; https://doaj.org/toc/1459-6067; https://doaj.org/toc/1795-1895

Access URL: https://doaj.org/article/c3c06e39986545acab3374ded30c4f88

Transpolar Arcs During a Prolonged Radial Interplanetary Magnetic Field Interval.

Authors: Jong-Sun Park¹, parkjspace@sdu.edu.cn, Quan Qi Shi¹, sqq@sdu.edu.cn, Motoharu Nowada¹, Jih-Hong Shue², Khan-Hyuk Kim³, Dong-Hun Lee³, Qiu-Gang Zong⁴, Degeling, Alexander W.¹, An Min Tian¹, Timo Pitkänen^1,5,6, Yongliang Zhang⁷, Rae, I. Jonathan⁸, Hairston, Marc R.⁹

Source: Journal of Geophysical Research. Space Physics; Jun2021, Vol. 126 Issue 6, p1-17, 17p