Universum: Chemistry and Biology No. 7 (73)

Development of compositions of andezibasalt fibers based on mineral raw materials and secondary resources

Hikmatulla Usmanov Shokhista Niyazova Zulaykho Kadyrova Fakhriddin Khomidov

29.06.2020 740

01. Inorganic Chemistry

Development and study of parameters of household methane (natural gas) alarm system

Ilkhom Abdurakhmanov Abdullo Nasimov

27.06.2020 540

01. Inorganic Chemistry

Color metric determination of copper ions by the natural dye indigo

Zulaykho Smanova Aziza Eshchanova Nuriya Samandarova Ulugbek Ahmadjonov Ozoda Ermatova

01.07.2020 1148

02. Analytical Chemistry

Visual coloristic method for indicating ammonia in exhausted breath and a device for its implementation

Aronbaev Sergey Aronbaev Dmitry Charos Raimkulova

28.06.2020 674

02. Analytical Chemistry

Composite electrode on the basis of spectral coal modified by nanoparticles of manganese dioxide and its application for determining hydrogen peroxide

Aronbaev Sergey Aronbaev Dmitry Narmaeva Gavkhar Dilnoza Isakova

22.06.2020 1225

02. Analytical Chemistry

Synthesis of monomeric quaternary ammonium salts

Aytura Maksumova Shaxnoza Tadjieva

12.06.2020 939

03. Organic Chemistry

Synthesis of amides heterocyclic acids

Alisher Yusupov Munavvar Alimova

24.06.2020 1028

03. Organic Chemistry

Crystal structure and invariom modeling electron density of 5.5a,6,7,8,9-hexahydropyrido[2,1-b]quinazolin-11-one hydrochloride

Zarif Samarov Akmaljon Tojiboev

15.06.2020 624

04. Physical Chemistry

Synthesis and research of oligomers based on silicic acid esters

Turaev Hayit Yusuf Geldiev Abdulakhat Djalilov Hurshid Eshmurodov

30.06.2020 712

07. Chemistry of organoelement compounds

Study of the influence of a water-soluble form of prednisolon on induced adrenal myocarditis

Makhmudjon Gafurov Nadzhie Abrekova Sagdullaev Bakhodir Takhirovich Natalya Vypova

04.07.2020 1202

09. Bioorganic Chemistry

Synthesis and research of antibacterial and anti-fungal activity of heterocyclic amino salts of glycirrizinic acid

Rakhmatilla Esаnov Makhmudjon Gafurov Ozodakhon Pulatova Barno Alimova Akhmadzhan Makhsumkhanov Zoitjon Tilyabayev Azimjon Mamadrahimov

08.06.2020 841

09. Bioorganic Chemistry

Alkaloids of Berberis densiflora

Inomidin Khamidov Nabijon Razzaqov

23.06.2020 684

09. Bioorganic Chemistry

Benzene vapor adsorption in modified carbon mineral adsorbents

Eshmetov Izzat Boymatov Ismail Mamatkulovich Shakhrom Khoshimov

19.06.2020 960

10. Colloid chemistry

Definitions of colloidal properties of mechanical impurities of technical waters

Oybek Ergashev Abdugaffor Xurmamatov Odiljon Mallabayev

17.06.2020 966

12. Petrochemicals

Experimental industrial installation for determination of the activity of sorbents when cleaning and lighting the regenerated aminum solution

Elmurod Yalgashev Bobomirza Shermatov Malohat Mansurova Elmurod Kurbanov Dilmurat Ismatov

17.06.2020 932

12. Petrochemicals

Synthesis of butyronitril in the presence of the NTK-4 industrial catalyst

Anvarov Tokhir Utkirovich Kadir Murodov Muradova Dilafruz Kadirovna

30.06.2020 853

12. Petrochemicals

Methodology for determining a benzene-containing fraction of a low-octane automobile petrol

Temirbek Naubeev Mukhtor Makhmudov Ikramjan Sapashov Sarbinaz Bekturganova

16.06.2020 808

12. Petrochemicals

Fractionation of gasoline to improve its quality

Temirbek Naubeev Mukhtor Makhmudov Ikramjan Sapashov Sarbinaz Bekturganova

01.07.2020 1105

12. Petrochemicals

Quantum chemical investigation of nature of saturated carboxilic asids

Ibrokhim Askarov Mamarakhmonov Mukhamatdin Khomidovich Shahobiddin Kirgizov Khursida Noibjonova Doston Egamberdiyev

27.06.2020 594

16. Mathematical and quantum chemistry

Electronic structure and quantum chemical calculations of unsaturated morpholine derivatives

Jabbor Jumayev Nasiba Sharipova Bakhrom Ramazаnov

17.06.2020 786

16. Mathematical and quantum chemistry

Antibacterial properties of composites based on bacterial cellulose gel films with the addition of chlorhexidine

Alexander Sharko Natalia Klenova

14.06.2020 679

23. Biotechnology (including bionanotechnology)

Investigation of fungicidal activity of crystal forms of gossipol and its clathrates

Muhabbat Honkeldieva Kamoliddin Nizamiddinov Komil Bukhorov

16.06.2020 539

29. Microbiology

Various composition and change of conchological prizes of low mollyuskov roda Cochlicopa in the severe-century part of Uzbekistan

Abduvaxit Pazilov Intizor Avazmetova

29.06.2020 598

30. Zoology

Radioecological assessment in the soil composition of Surkhondaryo region in Uzbekistan

Turaev Hayit Sadridin Eshkarayev Aror Nomozov Aror Nomozov Abdumalik Abdusalomov

23.06.2020 627

34. Ecology (by industry)

Influence of detonation treatment on the washing of salted, gypsed and meadow-saz soils

Omonjon Sulaymonov Hasanboy Askharov Dilmurod Yigitaliyev

01.07.2020 1892

39. Soil Science

Issue of Universum: Chemistry and Biology No. 7 (73)

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