🌌 SciMater™ SN1: Breakthrough High-Purity Single-Walled Carbon Nanotubes for Advanced Materials

In the field of nanomaterials, single-walled carbon nanotubes (SWCNTs) are widely recognized as one of the most promising “super materials.” They combine extremely high surface area, outstanding electrical conductivity, exceptional mechanical strength, and tunable electronic properties, making them a core material for energy storage, electrocatalysis, flexible electronics, composites, and micro-/nano-devices.

Today, we are excited to introduce SciMater™ SN1 High-Purity Single-Walled Carbon Nanotubes—a flagship SWCNT product designed for cutting-edge research and high-performance engineering applications.

🔬 Product Overview: SciMater™ SN1 High-Purity SWCNTs

SciMater™ SN1 is produced using an advanced low-metal-residue CVD process and undergoes multi-step purification to achieve high purity and structural integrity.

Key Specifications:

• Purity: ≥99%

• Outer Diameter (OD): ≤3 nm

• Length (L): 5–30 μm

• BET Surface Area: ≥1000 m²/g

• Appearance: Black powder, free-flowing, no visible caking or impurities

With its ultra-high surface area and long-tube structure, SN1 is ideal for constructing efficient conductive networks, catalytic active interfaces, and lightweight composite reinforcements.

⭐ Key Advantages of SN1

1. Ultra-Small Diameter (≤3 nm) for Controllable Electronic Properties

The extremely small tube diameter introduces unique quantum confinement effects, enhancing electrical conductivity, semiconductor behavior, and interfacial interactions. Applications include:

• Flexible electronic devices

• Sensors

• Photovoltaic and thermoelectric materials

2. Ultra-High Surface Area (≥1000 m²/g)

SN1 offers 2–5 times the surface area of typical multi-walled CNTs, providing:

• More active sites

• Stronger adsorption capacity

• Enhanced electrocatalytic performance

• Higher lithium/sodium ion storage capacity

3. High Purity (≥99%) with Low Metal Residue

Through acid washing and thermal treatment, residual metals are kept far below industry averages:

Low metal content ensures higher stability in high-voltage batteries, electrocatalysis, and photocatalysis.

4. Long Tube Length (5–30 μm) for Efficient Conductive Networks

Long tubes form stable conductive pathways at lower loadings, suitable for:

• Lithium/sodium battery conductive additives

• Supercapacitors

• Conductive films and inks

• Thermal interface materials

📊 Typical Technical Specifications

All measurements are performed using internationally recognized instruments, ensuring quantifiable, traceable, and reproducible results.

🔧 Application Areas

1. High-Performance Battery Conductive Networks

Long tubes + small diameter + high surface area → faster electron transport, lower interfacial resistance, and higher rate performance.
Applications:

• Lithium-ion batteries, high-nickel cathodes, silicon-carbon anodes

• Sodium-ion batteries

• Solid-state battery interface engineering

2. Electrocatalyst Supports

High surface area provides excellent metal dispersion, ideal for:

• HER/OER/ORR

• CO₂ reduction (CO₂RR)

• Nitrogen reduction (NRR)

• Single-atom catalyst systems

3. Conductive Films & Flexible Electronics

The flexibility and continuous conductive network of SWCNTs make them ideal for:

• Heating films

• Transparent conductive films

• EMI shielding films

4. High-End Composite Reinforcement

Small diameter + long tube length significantly improves:

• Strength

• Toughness

• Thermal conductivity

• Electrical conductivity

Applications: Aerospace, automotive, thermal management, and structural materials.

🏭 Why Choose SciMater™ SN1?

• Research-grade purity and structural consistency: Suitable for publications and high-end device development

• Stable batch production and scalable supply: Available from gram to pilot scale

• Controllable structure and transparent parameters: All key specifications are supported with real measurement reports

✨ Conclusion: A Core Nanomaterial for the Future

As fields like energy storage, nanoelectronics, catalysis, and composite materials continue to evolve, the demand for high-performance SWCNTs grows.

SciMater™ SN1 High-Purity Single-Walled Carbon Nanotubes combine ultra-small diameter, ultra-high surface area, low metal residue, and excellent structural stability, making them the ideal choice for researchers and industry.

SN1 is more than just a material—it’s a platform that will lay the foundation for advanced material technologies over the next decade.

🌍 International Orders & Shipping

📧 Email: contact@scimaterials.cn
📞 WhatsApp & Tel: +86 153-7569-8751

🔗 Place quick orders on our eBay / Amazon / Alibaba stores.

🌐 We ship worldwide via DHL, FedEx, UPS, SF-Express, or other requested carriers.
📦 Bulk quantities with discount available upon request.

💳 Payment methods accepted: Bank Wire Transfer, PayPal, Credit Card (via Taobao), Alipay, WeChat Pay

💎 SciMater™ SN1 High Purity Single-Walled Carbon Nanotube · Specifications & Price List

Notes:

• Purity: ≥99 wt%

• OD = Outer Diameter; L = Length

• Lead time: In Stock (ready to ship)

Partial references citing our materials (from Google Scholar)

Carbon Dioxide Reduction

1. ACS Nano Strain Relaxation in Metal Alloy Catalysts Steers the Product Selectivity of Electrocatalytic CO₂ Reduction

The bipolar membrane (Fumasep FBM) in this paper was purchased from SCI Materials Hub, which was used in rechargeable Zn-CO₂ battery tests. The authors reported a strain relaxation strategy to determine lattice strains in bimetal MNi alloys (M = Pd, Ag, and Au) and realized an outstanding CO₂-to-CO Faradaic efficiency of 96.6% with outstanding activity and durability toward a Zn-CO₂ battery.

2. Front. Chem. Boosting Electrochemical Carbon Dioxide Reduction on Atomically Dispersed Nickel Catalyst

In this paper, Vulcan XC-72R was purchased from SCI Materials Hub. Vulcan XC 72R carbon is the most common catalyst support used in the anode and cathode electrodes of Polymer Electrolyte Membrane Fuel Cells (PEMFC), Direct Methanol Fuel Cells (DMFC), Alkaline Fuel Cells (AFC), Microbial Fuel Cells (MFC), Phosphoric Acid Fuel Cells (PAFC), and many more!

3. Adv. Mater. Partially Nitrided Ni Nanoclusters Achieve Energy-Efficient Electrocatalytic CO₂ Reduction to CO at Ultralow Overpotential

An AEM membrane (Sustainion X37-50 Grade RT, purchased from SCI Materials Hub) was activated in 1 M KOH for 24 h, washed with ultra-purity water prior to use.

4. Adv. Funct. Mater. Nanoconfined Molecular Catalysts in Integrated Gas Diffusion Electrodes for High-Current-Density CO₂ Electroreduction

In this paper (Supporting Information), an anion exchanged membrane (Fumasep FAB-PK-130 obtained from SCI Materials Hub (www.scimaterials.cn)) was used to separate the catholyte and anolyte chambers.

SCI Materials Hub: we also recommend our Fumasep FAB-PK-75 for the use in a flow cell.

5. Appl. Catal. B Efficient utilization of nickel single atoms for CO₂ electroreduction by constructing 3D interconnected nitrogen-doped carbon tube network

In this paper, the Nafion 117 membrane was obtained from SCI Materials Hub.

6. Vacuum Modulable Cu(0)/Cu(I)/Cu(II) sites of Cu/C catalysts derived from MOF for highly selective CO₂ electroreduction to hydrocarbons

In this paper, Proton exchange membrane (Nafion 117), Nafion D520, and Toray 060 carbon paper were purchased from SCI Materials Hub.

7. National Science Review Confinement of ionomer for electrocatalytic CO2 reduction reaction via efficient mass transfer pathways

An anion exchange membrane (PiperION-A15-HCO3) was obtained from SCI Materials Hub.

8. Catalysis Communications Facilitating CO2 electroreduction to C2H4 through facile regulating {100} & {111} grain boundary of Cu2O

Carbon paper (TGPH060), membrane solution (Nafion D520), and ionic membrane (Nafion N117) were obtained from Wuhu Eryi Material Technology Co., Ltd (a company under SCI Materials Hub).

Batteries

1. J. Mater. Chem. A Blocking polysulfides with a Janus Fe3C/N-CNF@RGO electrode via physiochemical confinement and catalytic conversion for high-performance lithium–sulfur batteries

Graphene oxide (GO) in this paper was obtained from SCI Materials Hub. The authors introduced a Janus Fe3C/N-CNF@RGO electrode consisting of 1D Fe3C decorated N-doped carbon nanofibers (Fe3C/N-CNFs) side and 2D reduced graphene oxide (RGO) side as the free-standing carrier of Li2S6 catholyte to improve the overall electrochemical performance of Li-S batteries.

2. Joule A high-voltage and stable zinc-air battery enabled by dual-hydrophobic-induced proton shuttle shielding

This paper used more than 10 kinds of materials from SCI Materials Hub and the authors gave detailed properity comparsion.

The commercial IEMs of Fumasep FAB-PK-130 and Nafion N117 were obtained from SCI Materials Hub.

Gas diffusion layers of GDL340 (CeTech) and SGL39BC (Sigracet) and Nafion dispersion (Nafion D520) were obtained from SCI Materials Hub.

Zn foil (100 mm thickness) and Zn powder were obtained from the SCI Materials Hub.

Commercial 20% Pt/C, 40% Pt/C and IrO2 catalysts were also obtained from SCI Materials Hub.

3. Journal of Energy Chemistry Vanadium oxide nanospheres encapsulated in N-doped carbon nanofibers with morphology and defect dual-engineering toward advanced aqueous zinc-ion batteries

In this paper, carbon cloth (W0S1011) was obtained from SCI Materials Hub. The flexible carbon cloth matrix guaranteed the stabilization of the electrode and improved the conductivity of the cathode.

4. Energy Storage Materials Defect-abundant commercializable 3D carbon papers for fabricating composite Li anode with high loading and long life

The 3D carbon paper (TGPH060 raw paper) were purchased from SCI Materials Hub.

5. Nanomaterials A Stable Rechargeable Aqueous Zn–Air Battery Enabled by Heterogeneous MoS2 Cathode Catalysts

Nafion D520 (5 wt%), and carbon paper (GDL340) were received from SCI-Materials-Hub.

6. SSRN An Axially Directed Cobalt-Phthalocyanine Covalent Organic Polymer as High-Efficient Bifunctional Catalyst for Zn-Air Battery

Carbon cloth (W0S1011) and other electrochemical consumables required for air cathode were provided by SCI Materials Hub.

Oxygen Reduction Reaction

1. J. Chem. Eng. Superior Efficiency Hydrogen Peroxide Production in Acidic Media through Epoxy Group Adjacent to Co-O/C Active Centers on Carbon Black

In this paper, Vulcan XC 72 carbon black, ion membrane (Nafion N115, 127 μL), Nafion solution (D520, 5 wt%), and carbon paper (AvCarb GDS 2230 and Spectracarb 2050A-1050) were purchased from SCI Materials Hub.

2. Journal of Colloid and Interface Science Gaining insight into the impact of electronic property and interface electrostatic field on ORR kinetics in alloy engineering via theoretical prognostication and experimental validation

The 20 wt% Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) were purchased from SCI Materials Hub. This work places emphasis on the kinetics of the ORR concerning Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) catalysts, and integrates theoretical prognostication and experimental validation to illuminate the fundamental principles of alloy engineering.

Water Electrolysis

1. International Journal of Hydrogen Energy Gold as an efficient hydrogen isotope separation catalyst in proton exchange membrane water electrolysis

The cathodic catalysts of Pt/C (20 wt%, 2–3 nm) and Au/C (20 wt%, 4–5 nm) were purchased from SCI Materials Hub.

2. Small Science Silver Compositing Boosts Water Electrolysis Activity and Durability of RuO2 in a Proton-Exchange-Membrane Water Electrolyzer

Two fiber felts (0.35 mm thickness, SCI Materials Hub) were used as the porous transport layers at both the cathode and the anode.

3. Advanced Functional Materials Hierarchical Crystalline/Amorphous Heterostructure MoNi/NiMoOx for Electrochemical Hydrogen Evolution with Industry-Level Activity and Stability

Anion-exchange membrane (FAA-3-PK-130) was obtained from SCI Materials Hub website.

Fuel Cells

1. Polymer Sub-two-micron ultrathin proton exchange membrane with reinforced mechanical strength

Gas diffusion electrode (60% Pt/C, Carbon paper) was purchased from SCI Materials Hub.

Characterization

1. Chemical Engineering Journal Electrochemical reconstitution of Prussian blue analogue for coupling furfural electro-oxidation with photo-assisted hydrogen evolution reaction

An Au nanoparticle film was deposited on the total reflecting plane of a single reflection ATR crystal (SCI Materials Hub, Wuhu, China) via sputter coater.