Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Makhmudov AB"'
Autor:
Boynazarov Bekzod, Madaminov Javlonbek, Uzbekov Mirsoli, Ergashev Ilhom, Khusanboyev Abdulqosim, Arziyev Saydullo, Makhmudov Abdulrasul
Publikováno v:
E3S Web of Conferences, Vol 592, p 01004 (2024)
This article examines the efficiency of heat sinks of solar air collectors (SAC) using metal shavings as an absorber. The main attention is paid to the different types of metal shavings and their natural colors that are formed during metal processing
Externí odkaz:
https://doaj.org/article/4aca0ffcf8ee449baa7b7bb68815d4f3
Autor:
Hofer Julian, Althausen Dietrich, Ansmann Albert, Abdullaev Sabur F., Makhmudov Abduvosit N., Lipken Friederike, Jimenez Cristofer, Baars Holger, Engelmann Ronny, Radenz Martin
Publikováno v:
E3S Web of Conferences, Vol 575, p 02003 (2024)
First ever lidar observation in Tajikistan were conducted during the Central Asian Dust Experiment 2015–2016 (CADEX) in Dushanbe. Analysis of layer-mean optical properties revealed frequently low lidar ratios at enhanced depolarization ratios. Thes
Externí odkaz:
https://doaj.org/article/a5cef618196043229571da1b1a772adb
Publikováno v:
E3S Web of Conferences, Vol 575, p 02011 (2024)
One of the main factors causing climate and weather changes is dust aerosol in the air. The article analyzes the interannual variation in the occurrence of atmospheric parameters (aerosol optical depth (AOD), water vapor (humidity) content (W) and th
Externí odkaz:
https://doaj.org/article/7ef5fb6a399c407dbbec03b038f3b769
Autor:
Fomba Khanneh Wadinga, Faboya Oluwabamise Lekan, Deabji Nabil, Müller Konrad, Hofer Julian, Makhmudov Abduvosit N., Althausen Dietrich, Abdullaev Sabur F., Herrmann Hartmut
Publikováno v:
E3S Web of Conferences, Vol 575, p 03001 (2024)
In the Central Asian region, susceptibility to dust storms and escalating anthropogenic emissions poses challenges for air quality as well as environmental health. This study explores the temporal and seasonal dynamics of oxygenated polycyclic aromat
Externí odkaz:
https://doaj.org/article/b3bb9e5c754c4879a8537b1e95823fe7
Autor:
Hofer Julian, Althausen Dietrich, Abdullaev Sabur F., Makhmudov Abduvosit N., Nazarov Bakhron I., Baars Holger, Engelmann Ronny, Ansmann Albert
Publikováno v:
EPJ Web of Conferences, Vol 237, p 02027 (2020)
Tajikistan is often affected by atmospheric mineral dust originating from various surrounding deserts. The direct and indirect radiative effects of that dust play a sensitive role in the Central Asian climate system and therefore need to be quantifie
Externí odkaz:
https://doaj.org/article/d01c2d70cf8243b9a0b28fd24809fd37
Autor:
Engelmann Ronny, Hofer Julian, Makhmudov Abduvosit N., Baars Holger, Hanbuch Karsten, Ansmann Albert, Abdullaev Sabur F., Macke Andreas, Althausen Dietrich
Publikováno v:
E3S Web of Conferences, Vol 99, p 02010 (2019)
During the 18-month Central Asian Dust Experiment we conducted continuous lidar measurements at the Physical Technical Institute of the Academy of Sciences of Tajikistan in Dushanbe between 2015 and 2016. Mineral dust plumes from various source regio
Externí odkaz:
https://doaj.org/article/6f2bd4c39ccd478db59d24165ca51f1f
Autor:
Hofer Julian, Althausen Dietrich, Abdullaev Sabur F., Nazarov Bakhron I., Makhmudov Abduvosit N., Baars Holger, Engelmann Ronny, Ansmann Albert
Publikováno v:
E3S Web of Conferences, Vol 99, p 02009 (2019)
Mineral dust influences climate and weather by direct and indirect effects. Surrounded by dust sources, Central Asian countries are affected by atmospheric mineral dust on a regular basis. Climate change effects like glacier retreat and desertificati
Externí odkaz:
https://doaj.org/article/af2d62f0fd9d48cf809a08e87b304b30
Autor:
Fomba Khanneh Wadinga, Müller Konrad, Hofer Julian, Makhmudov Abduvosit N., Althausen Dietrich, Nazarov Bahron I., Abdullaev Sabur F., Herrmann Hartmut
Publikováno v:
E3S Web of Conferences, Vol 99, p 03007 (2019)
Aerosol chemical composition was characterized during the Central Asian Dust Experiment (CADEX) at Dushanbe (Tajikistan). Aerosol samples were collected during a period of 2 months from March to May 2015 using a high volume DIGITEL DHA-80 sampler on
Externí odkaz:
https://doaj.org/article/ac6a106e85eb413f835d091dc10e52fb
Autor:
Althausen Dietrich, Hofer Julian, Abdullaev Sabur, Makhmudov Abduvosit, Baars Holger, Engelmann Ronny, Wadinga Fomba Khanneh, Müller Konrad, Schettler Georg, Klüser Lars, Kandler Konrad
Publikováno v:
EPJ Web of Conferences, Vol 176, p 04009 (2018)
Mineral dust needs to be characterized comprehensively since it contributes to the climate change in Tajikistan / Central Asia. Lidar results from the measurements of mineral dust during CADEX are compared with results of sun photometer measurements,
Externí odkaz:
https://doaj.org/article/58efda45163c444fb7204df0ea1e5f5a
Autor:
Proestakis Emmanouil, Amiridis Vassilis, Kottas Michael, Marinou Eleni, Binietoglou Ioannis, Ansmann Albert, Wandinger Ulla, Yorks John, Nowottnick Edward, Makhmudov Abduvosit, Papayannis Alexandros, Pietruczuk Aleksander, Gialitaki Anna, Apituley Arnoud, Muñoz-Porcar Constantino, Bortoli Daniele, Dionisi Davide, Althausen Dietrich, Mamali Dimitra, Balis Dimitris, Nicolae Doina, Tetoni Eleni, Luigi Liberti Gian, Baars Holger, Stachlewska Iwona S., Voudouri Kalliopi-Artemis, Mona Lucia, Mylonaki Maria, Rita Perrone Maria, João Costa Maria, Sicard Michael, Papagiannopoulos Nikolaos, Siomos Nikolaos, Burlizzi Pasquale, Engelmann Ronny, Abdullaev Sabur F., Hofer Julian, Pappalardo Gelsomina
Publikováno v:
EPJ Web of Conferences, Vol 176, p 02005 (2018)
The Cloud-Aerosol Transport System (CATS) onboard the International Space Station (ISS), is a lidar system providing vertically resolved aerosol and cloud profiles since February 2015. In this study, the CATS aerosol product is validated against the
Externí odkaz:
https://doaj.org/article/82671166aa4d4e2d89025925cd328888