Siebert, Jan P. ; Juelsholt, Mikkel ; Günzing, Damian ; Wende, Heiko ; Ollefs, Katharina ; Birkel, Christina S. (2022):
Towards a mechanistic understanding of the sol-gel syntheses of ternary carbides.
In: Inorganic Chemistry Frontiers, 9 (7), pp. 1565-1574. The Royal Society of Chemistry, DOI: 10.1039/D2QI00053A,
[Article]

Siebert, Jan P. ; Patarakun, Keene ; Birkel, Christina S. (2022):
Mechanistic Insights into the Nonconventional Sol-Gel Synthesis of MAX Phase M2GeC (M = V, Cr).
In: Inorganic Chemistry, 61 (3), pp. 1603-1610. American Chemical Society, ISSN 0020-1669,
DOI: 10.1021/acs.inorgchem.1c03415,
[Article]

Reitz, Andreas ; Pazniak, Hanna ; Shen, Chen ; Singh, Harish K. ; Jayanthi, K. ; Kubitza, Niels ; Navrotsky, Alexandra ; Zhang, Hongbin ; Wiedwald, Ulf ; Birkel, Christina S. (2022):
Cr3GeN: A Nitride with Orthorhombic Antiperovskite Structure.
In: Chemistry of Materials, 34 (23), pp. 10304-10310. ACS Publications, ISSN 0897-4756,
DOI: 10.1021/acs.chemmater.2c01524,
[Article]

Jamboretz, John ; Reitz, Andreas ; Birkel, Christina S. (2022):
Development of a Raman spectroscopy system for in situ monitoring of microwave-assisted inorganic transformations.
In: Journal of Raman Spectroscopy, Wiley, ISSN 0377-0486,
DOI: 10.1002/jrs.6478,
[Article]

Kubitza, Niels ; Reitz, Andreas ; Zieschang, Anne-Marie ; Pazniak, Hanna ; Albert, Barbara ; Kalha, Curran ; Schlueter, Christoph ; Regoutz, Anna ; Wiedwald, Ulf ; Birkel, Christina S. (2022):
From MAX phase carbides to nitrides: Synthesis of V2GaC, V2GaN and the carbonitride V2GaC1-xNx.
In: Inorganic Chemistry, 61 (28), pp. 10634 - 10641. American Chemical Society, ISSN 0020-1669,
DOI: 10.1021/acs.inorgchem.2c00200,
[Article]

Sinclair, Jordan ; Siebert, Jan P. ; Juelsholt, Mikkel ; Shen, Chen ; Zhang, Hongbin ; Birkel, Christina S. (2022):
Sol Gel-Based Synthesis of the Phosphorus-Containing MAX Phase V2PC.
In: Inorganic Chemistry, 61 (43), pp. 16976-16980. American Chemical Society, ISSN 0020-1669,
DOI: 10.1021/acs.inorgchem.2c02880,
[Article]

Siebert, Jan Paul ; Hajra, Debarati ; Tongay, Sefaattin ; Birkel, Christina S. (2022):
The synthesis and electrical transport properties of Carbon/Cr2GaC MAX phase composite microwires.
In: Nanoscale, 14 (3), pp. 744-751. Royal Society of Chemistry, ISSN 2040-3364,
DOI: 10.1039/d1nr06780j,
[Article]

Siebert, Jan P. ; Flores, Matthew ; Birkel, Christina S. (2021):
Shape Control of MAX Phases by Biopolymer Sol-Gel Synthesis: Cr2GaC Thick Films, Microspheres, and Hollow Microspheres.
In: ACS Organic & Inorganic Au, 2 (1), pp. 59-65. ACS Publications, ISSN 2694-247X,
DOI: 10.1021/acsorginorgau.1c00022,
[Article]

Siebert, Jan P. ; Mallett, Shayna ; Juelsholt, Mikkel ; Pazniak, Hanna ; Wiedwald, Ulf ; Page, Katharine ; Birkel, Christina S. (2021):
Structure determination and magnetic properties of the Mn-doped MAX phase Cr2GaC.
In: Materials Chemistry Frontiers, 5 (16), pp. 6082-6091. Royal Society of Chemistry, ISSN 2052-1537,
DOI: 10.1039/d1qm00454a,
[Article]

Tran, Minh H. ; Brilmayer, Robert ; Liu, Lei ; Zhuang, Houlong ; Hess, Christian ; Andrieu-Brunsen, Annette ; Birkel, Christina S. (2020):
Synthesis of a Smart Hybrid MXene with Switchable Conductivity for Temperature Sensing.
In: ACS Applied Nano Materials, 3 (5), pp. 4069-4076. ISSN 2574-0970,
DOI: 10.1021/acsanm.0c00118,
[Article]

Tran, Minh Hai ; Malik, Ali Muhammad ; Dürrschnabel, Michael ; Regoutz, Anna ; Thakur, Pardeep ; Lee, Tien-Lin ; Perera, Delwin ; Molina-Luna, Leopoldo ; Albe, Karsten ; Rohrer, Jochen ; Birkel, Christina S. (2020):
Experimental and theoretical investigation of the chemical exfoliation of Cr-based MAX phase particles.
In: Dalton Transactions, 49 (35), pp. 12215-12221. ISSN 1477-9226,
DOI: 10.1039/D0DT01448F,
[Article]

Siebert, Jan P. ; Hamm, Christin M. ; Birkel, Christina S. (2019):
Microwave heating and spark plasma sintering as non-conventional synthesis methods to access thermoelectric and magnetic materials.
In: Applied Physics Reviews, 6 (4), AIP Publishing LLC, ISSN 1931-9401,
DOI: 10.1063/1.5121442,
[Article]

Siebert, Jan Paul ; Bischoff, Lothar ; Lepple, Maren ; Zintler, Alexander ; Molina-Luna, Leopoldo ; Wiedwald, Ulf ; Birkel, Christina S. (2019):
Sol-gel based synthesis and enhanced processability of MAX phase Cr2GaC.
In: Journal of Materials Chemistry C, 7 (20), pp. 6034-6040. RSC Publishing, ISSN 2050-7526,
DOI: 10.1039/C9TC01416K,
[Article]

Tran, Minh H. ; Schäfer, Timo ; Shahraei, Ali ; Dürrschnabel, Michael ; Molina-Luna, Leopoldo ; Kramm, Ulrike I. ; Birkel, Christina S. (2018):
Adding a New Member to the MXene Family: Synthesis, Structure, and Electrocatalytic Activity for the Hydrogen Evolution Reaction of V4C3Tx.
In: ACS Applied Energy Materials, 1 (8), pp. 3908-3914. ACS Publications, ISSN 2574-0962,
DOI: 10.1021/acsaem.8b00652,
[Article]

Birkel, Christina S. ; Zeier, Wolfgang G. ; Lunkenbein, Thomas ; Hlukhyy, Viktor (2018):
Trendbericht Festkörperchemie 2017.
In: Nachrichten aus der Chemie, 66 (3), pp. 240-248. DOI: 10.1002/nadc.20184071885,
[Article]

Hamm, Christin M. ; Dürrschnabel, Michael ; Molina-Luna, Leopoldo ; Salikhov, Ruslan ; Spoddig, Detlef ; Farle, Michael ; Wiedwald, Ulf ; Birkel, Christina S. (2018):
Structural, magnetic and electrical transport properties of non-conventionally prepared MAX phases V2AlC and (V/Mn)2AlC.
In: Materials Chemistry Frontiers, 2, pp. 483-490. Royal Society of Chemistry, ISSN 2052-1537,
DOI: 10.1039/C7QM00488E,
[Article]

Bischoff, Lothar ; Stephan, Michael ; Birkel, Christina S. ; Litterscheid, Christian F. ; Dreizler, Andreas ; Albert, Barbara (2018):
Multiscale and luminescent, hollow microspheres for gas phase thermometry.
In: Scientific Reports, 8 (1), Nature Publ. Group, ISSN 2045-2322,
DOI: 10.1038/s41598-017-18942-2,
[Article]

Bischoff, Lothar ; Stephan, Michael ; Birkel, Christina S. ; Litterscheid, Christian F. ; Dreizler, Andreas ; Albert, Barbara (2018):
Multiscale and luminescent, hollow microspheres for gas phase thermometry.
In: Scientific Reports, 8 (1), p. 602. Springer Nature, ISSN 2045-2322,
DOI: 10.1038/s41598-017-18942-2,
[Article]

Hamm, Christin M. ; Diop, Léopold V. B. ; Zhang, Hogbin ; Gutfleisch, Oliver ; Birkel, Christina S. (2017):
Microwave synthesis and magnetic properties of Laves-type Ti2M3Si (M = Mn, Fe, Co, Ni).
In: physica status solidi (c), 14 (3-4), p. 1700027. DOI: 10.1002/pssc.201700027,
[Article]

Hamm, Christin M. ; Bocarsly, Joshua D. ; Seward, Gareth ; Kramm, Ulrike I. ; Birkel, Christina S. (2017):
Non-conventional synthesis and magnetic properties of MAX phases (Cr/Mn)2AlC and (Cr/Fe)2AlC.
In: Journal of Materials Chemistry C, 5 (23), pp. 5700-5708. Royal Society of Chemistry, ISSN 2050-7526,
DOI: 10.1039/C7TC00112F,
[Article]

Hamm, Christin M. ; Schäfer, Timo ; Zhang, Hongbin ; Birkel, Christina S. (2016):
Non-conventional Synthesis of the 413 MAX Phase V4AlC3.
In: Zeitschrift für anorganische und allgemeine Chemie, 642 (23), pp. 1397-1401. WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, ISSN 00442313,
DOI: 10.1002/zaac.201600370,
[Article]

Hamm, Christin M. ; Birkel, Christina S. (2016):
Field assisted synthesis of M2AlC (M = Ti, V, Cr) MAX Phases.
642, p. 1028, ISSN 0044-2313,
[Conference or Workshop Item]

Lauenstein, Raphael ; Hamm, Christin M. ; Birkel, Christina S. (2016):
Solid state microwave synthesis of Ti2SnC MAX Phase.
642, p. 1027, ISSN 0044-2313,
[Conference or Workshop Item]

Hamm, Christin M. ; Gölden, Dominik ; Hildebrandt, Erwin ; Weischenberg, Jürgen ; Zhang, Hongbin ; Alff, Lambert ; Birkel, Christina S. (2016):
Magnetic properties of the Laves-type phases Ti2Co3Si and Ti2Fe3Si and their solid solution.
In: J. Mater. Chem. C, 4 (31), pp. 7430-7435. Royal Society of Chemistry, ISSN 2050-7526,
DOI: 10.1039/c6tc02043g,
[Article]

Claudio, Tania ; Bessas, Dimitrios ; Birkel, Christina S. ; Kieslich, Gregor ; Panthöfer, Martin ; Sergueev, Ilya ; Tremel, Wolfgang ; Hermann, Raphael P. (2014):
Enhanced Debye level in nano Zn1+xSb, FeSb2, and NiSb: Nuclear inelastic spectroscopy on 121Sb.
In: Physica Status Solidi (B), 251 (5), pp. 919-923. [Article]

Douglas, Jason E. ; Birkel, Christina S. ; Verma, Nisha ; Miller, Victoria M. ; Miao, Mao-Sheng ; Stucky, Galen D. ; Pollock, Tresa M. ; Seshadri, Ram (2014):
Phase stability and property evolution of biphasic Ti-Ni-Sn alloys for use in thermoelectric applications.
In: Journal of Applied Physics, 115 (4), pp. 043720. [Article]

Kieslich, Gregor ; Birkel, Christina S. ; Veremchuk, Igor ; Grin, Yuri ; Tremel, Wolfgang (2014):
Thermoelectric properties of spark-plasma sintered nanoparticular FeSb2 prepared via a solution chemistry approach.
In: Dalton transactions (Cambridge, England : 2003), 43 (2), pp. 558-62. [Article]

Kieslich, Gregor ; Burkhardt, Ulrich ; Birkel, Christina S. ; Veremchuk, Igor ; Douglas, Jason E. ; Gaultois, Michael W. ; Lieberwirth, Ingo ; Seshadri, Ram ; Stucky, Galen D. ; Grin, De Yuri ; Tremel, Wolfgang (2014):
Enhanced thermoelectric properties of the n-type Magnéli phase WO2.90: Reduced thermal conductivity through microstructure engineering.
In: Journal of Materials Chemistry A, 2, pp. 13492-13497. [Article]

Zhang, Yichi ; Bahk, Je-Hyeong ; Lee, Joun ; Birkel, Christina S. ; Snedaker, Matthew L. ; Liu, Deyu ; Zeng, Hongmei ; Moskovits, Martin ; Shakouri, Ali ; Stucky, Galen D. (2014):
Hot Carrier Filtering in Solution Processed Hetero-structures : a Paradigm for Improving Thermoelectric Efficiency.
In: Advanced Materials, 26, pp. 2755-2761. [Article]

Snedaker, Matthew L. ; Zhang, Yichi ; Birkel, Christina S. ; Wang, Heng ; Day, Tristan ; Shi, Yifeng ; Ji, Xiulei ; Kraemer, Stephan ; Mills, Carolyn E. ; Moosazadeh, Armin ; Moskovits, Martin ; Je, G. ; Stucky, Galen D. (2013):
Silicon-Based Thermoelectrics Made from a Boron-Doped Silicon Dioxide Nanocomposite.
In: Chemistry of Materials, 25 (24), pp. 4867-4873. ACS Publications, ISSN 0897-4756,
DOI: 10.1021/cm401990c,
[Article]

Birkel, Christina S. ; Douglas, Jason E. ; Lettiere, Bethany R. ; Seward, Gareth ; Zhang, Yichi ; Pollock, Tresa M. ; Seshadri, Ram ; Stucky, Galen D. (2013):
Influence of Ni nanoparticle addition and spark plasma sintering on the TiNiSn-Ni system: Structure, microstructure, and thermoelectric properties.
In: Solid State Sciences, 26, pp. 16-22. Elsevier Masson SAS, [Article]

Kieslich, Gregor ; Veremchuk, Igor ; Antonyshyn, Iryna ; Zeier, Wolfgang G. ; Birkel, Christina S. ; Weldert, Kai ; Heinrich, Christophe P. ; Visnow, Eduard ; Panthöfer, Martin ; Burkhardt, Ulrich ; Grin, Yuri ; Tremel, Wolfgang (2013):
Using crystallographic shear to reduce lattice thermal conductivity: high temperature thermoelectric characterization of the spark plasma sintered Magnéli phases WO2.90 and WO2.722.
In: Phys. Chem. Chem. Phys., 15 (37), pp. 15399-403. [Article]

Gaultois, Michael W. ; Barton, Phillip T. ; Birkel, Christina S. ; Misch, Lauren M. ; Rodriguez, Efrain E. ; Stucky, Galen D. ; Seshadri, Ram (2013):
Structural disorder, magnetism, and electrical and thermoelectric properties of pyrochlore Nd2Ru2O7.
In: Journal of physics. Condensed matter : an Institute of Physics journal, 25 (18), p. 186004. [Article]

Birkel, Christina S. ; Douglas, Jason E. ; Lettiere, Bethany R. ; Seward, Gareth ; Verma, Nisha ; Zhang, Yichi ; Pollock, Tresa M. ; Seshadri, Ram ; Stucky, Galen D. (2013):
Improving the thermoelectric properties of half-Heusler TiNiSn through inclusion of a second full-Heusler phase: microwave preparation and spark plasma sintering of TiNi1+xSn.
In: Phys. Chem. Chem. Phys., 15, pp. 6990-6997. [Article]

Kieslich, Gregor ; Birkel, Christina S. ; Douglas, Jason E. ; Gaultois, Michael ; Veremchuk, Igor ; Seshadri, Ram ; Stucky, Galen D. ; Grin, Yuri ; Tremel, Wolfgang (2013):
SPS-assisted preparation of the Magnéli phase WO2.90 for thermoelectric application.
In: Journal of Materials Chemistry A, 1 (42), pp. 13050-13054. [Article]

Douglas, Jason E. ; Birkel, Christina S. ; Miao, Mao-Sheng ; Torbet, Chris J. ; Stucky, Galen D. ; Pollock, Tresa M. ; Seshadri, Ram (2012):
Enhanced thermoelectric properties of bulk TiNiSn via formation of a TiNi2Sn second phase.
In: Applied Physics Letters, 101, p. 183902. [Article]

Zhang, Yichi ; Day, Tristan ; Snedaker, Matthew L. ; Wang, Heng ; Krämer, Stephan ; Birkel, Christina S. ; Ji, Xiulei ; Liu, Deyu ; Snyder, G. Jeffrey ; Stucky, Galen D. (2012):
A Mesoporous Anisotropic n-Type Bi2Te3 Monolith with Low Thermal Conductivity as an Efficient Thermoelectric Material.
In: Advanced Materials, 24, pp. 5065-5070. [Article]

Birkel, Alexander ; Darago, Lucy E. ; Morrison, Alasdair ; Lory, Laurianne ; George, Nathan C. ; Mikhailovsky, Alexander A. ; Birkel, Christina S. ; Seshadri, Ram (2012):
Microwave assisted preparation of Eu2+-doped Åkermanite Ca2MgSi2O7.
In: Solid State Sciences, 14, pp. 739-745. [Article]

Birkel, Alexander ; Denault, Kristin A. ; George, Nathan C. ; Doll, Courtney E. ; Hery, Bathylle ; Mikhailovsky, Alexander A. ; Birkel, Christina S. ; Hong, Byung-chul ; Seshadri, Ram (2012):
Rapid Microwave Preparation of Highly Efficient Ce3+-Substituted Garnet Phosphors for Solid State White Lighting.
In: Chemistry of Materials, 24, pp. 1198-1204. [Article]

Birkel, Christina S. ; Zeier, Wolfgang G. ; Douglas, Jason E. ; Lettiere, Bethany R. ; Mills, Carolyn E. ; Seward, Gareth ; Birkel, Alexander ; Snedaker, Matthew L. ; Zhang, Yichi ; Snyder, G. Jeffrey ; Pollock, Tresa M. ; Seshadri, Ram ; Stucky, Galen D. (2012):
Rapid Microwave Preparation of Thermoelectric TiNiSn and TiCoSb Half-Heusler Compounds.
In: Chemistry of Materials, 24 (13), pp. 2558-2565. [Article]

Zhang, Yichi ; Snedaker, Matthew L. ; Birkel, Christina S. ; Mubeen, Syed ; Ji, Xiulei ; Shi, Yifeng ; Liu, Deyu ; Liu, Xiaonao ; Moskovits, Martin ; Stucky, Galen D. (2012):
Silver-Based Intermetallic Heterostructures in Sb2Te3 Thick Films with Enhanced Thermoelectric Power Factors.
In: Nano Letters, 12, pp. 1075-1080. [Article]

Sun, Qi ; Birkel, Christina S. ; Cao, Jinbo ; Tremel, Wolfgang ; Musfeldt, Janice L. (2012):
Spectroscopic Signature of the Superparamagnetic Transition and Surface Spin Disorder in CoFe2O4 Nanoparticles.
In: ACS Nano, (6), pp. 4876-4883. [Article]

Birkel, Christina S. ; Claudio, Tania ; Panthöfer, Martin ; Birkel, Alexander ; Koll, Dominik ; Kieslich, Gregor ; Schmidt, Jürgen ; Hermann, Raphael ; Tremel, Wolfgang (2011):
Properties of spark plasma sintered nanostructured Zn1+xSb.
In: phys. stat. sol. a, 208 (8), pp. 1913-1919. [Article]

Kieslich, Gregor ; Birkel, Christina S. ; Stewart, Andrew ; Kolb, Ute ; Tremel, Wolfgang (2011):
Solution synthesis of nanoparticular binary transition metal antimonides.
In: Inorganic chemistry, 50 (15), pp. 6938-6943. [Article]

Birkel, Christina S. ; Kieslich, Gregor ; Bessas, Dimitrios ; Claudio, Tania ; Branscheid, Robert ; Kolb, Ute ; Panthöfer, Martin ; Hermann, Raphael ; Tremel, Wolfgang (2011):
Wet Chemical Synthesis and a Combined X-ray and Moessbauer Study of the Formation of FeSb2 Nanoparticles.
In: Inorganic Chemistry, 50 (22), pp. 11807-11812. [Article]

Birkel, Christina S. ; Mugnaioli, Enrico ; Gorelik, Tatiana ; Kolb, Ute ; Panthöfer, Martin ; Tremel, Wolfgang (2010):
Solution synthesis of a new thermoelectric Zn(1+x)Sb nanophase and its structure determination using automated electron diffraction tomography.
In: Journal of the American Chemical Society, 132 (28), pp. 9881-9889. [Article]