Unsymmetrical dimethylhydrazine and related compounds in the environment: Recent updates on pretreatment, analysis, and removal techniques

C Hu, Y Zhang, Y Zhou, Z Liu, X Feng - Journal of Hazardous Materials, 2022 - Elsevier
Abstract Unsymmetrical dimethylhydrazine (1, 1-Dimethylhydrazine, UDMH) has been
widely used as aerospace fuel in many countries. The launch of space vehicles can cause …

Review on the environmental impact of emissions from space launches: a case study for areas affected by the Russian space programme

I Semenkov, T Koroleva - Environmental Science and Pollution Research, 2022 - Springer
In this paper, we summarised the main field-based approaches and a large volume of data
on the territories affected by the Russian space programme conducted at Plesetsk, Baikonur …

Transformation products of 1, 1-dimethylhydrazine and their distribution in soils of fall places of rocket carriers in Central Kazakhstan

B Kenessov, M Alimzhanova, Y Sailaukhanuly… - Science of the total …, 2012 - Elsevier
In our research, three fall places of first stages of Proton rockets have been studied for the
presence and distribution of transformation products of 1, 1-dimethylhydrazine (1, 1-DMH) …

Determination of transformation products of unsymmetrical dimethylhydrazine in water using vacuum-assisted headspace solid-phase microextraction

D Orazbayeva, B Kenessov, E Psillakis… - … of Chromatography A, 2018 - Elsevier
A new, sensitive and simple method based on vacuum-assisted headspace solid-phase
microextraction (Vac-HSSPME) followed by gas chromatography-mass-spectrometry (GC …

Characterisation of oxidation products of 1, 1-dimethylhydrazine by high-resolution orbitrap mass spectrometry

NV Ul'yanovskii, DS Kosyakov, II Pikovskoi… - Chemosphere, 2017 - Elsevier
Dimethylhydrazine is used as a fuel for carrier rockets in the majority of countries
implementing space exploration programs. Being highly reactive, 1, 1-dimethylhydrazine …

Highly efficient unsymmetrical dimethylhydrazine removal from wastewater using MIL-53 (Al)-derived carbons: Adsorption performance and mechanisms exploration

J Su, Y Jia, M Shi, K Shen, J Zhang - Journal of Environmental Chemical …, 2022 - Elsevier
In this study, novel MOF-derived porous carbons (C@ Al 2 O 3 s) with high adsorption
capacity for unsymmetrical dimethylhydrazine (UDMH) were synthesized via a solvothermal …

An environment friendly electrochemical synthesis of 1, 1, 4, 4-tetramethyl-2-tetrazene energetic materials from undimethylhydrazine

Q Xue, M Zhang, L He, FQ Bi, BZ Wang… - Chemical …, 2023 - pubs.rsc.org
As a prospective alternative liquid propellant, 1, 4, 4-tetramethyl-2-tetrazene (TMTZ)
possesses high enthalpy of formation and environment friendly decomposition products, and …

Removal of unsymmetrical dimethylhydrazine: A critical review with particular focus on photocatalytic oxidation

X Zhang, Z Guo, P Sun, X Liu, Z Luo, J Li… - Separation and …, 2023 - Elsevier
Unsymmetrical dimethylhydrazine (UDMH) has been widely used in liquid propellant, as
well as plant growth regulation, chemical synthesis, photographic chemicals, etc. However …

Direct determination of hydrazine, methylhydrazine, and 1, 1-dimethylhydrazine by zwitterionic hydrophilic interaction liquid chromatography with amperometric …

DS Kosyakov, II Pikovskoi, NV Ul'yanovskii… - International Journal …, 2017 - Taylor & Francis
ABSTRACT A promising alternative to ion-chromatographic methods currently used for the
direct determination of hydrazines is provided by hydrophilic interaction liquid …

In situ precipitation of Nickel-hexacyanoferrate within multi-walled carbon nanotube modified electrode and its selective hydrazine electrocatalysis in physiological pH

AS Kumar, P Barathi, KC Pillai - Journal of electroanalytical chemistry, 2011 - Elsevier
Hybrid nickel-hexacyanoferrate-functionalized multiwalled carbon nanotube modified glassy
carbon electrode (GCE/Ni-NCFe@ f-MWCNT) has been prepared using electrodeposited Ni …