🔬 ZJ TEM Pure Carbon Film Copper Grids – Complete Guide

(Thin Pure Carbon Film | Standard Pure Carbon Film | Thick Carbon Film | Indexed Carbon Film)

In Transmission Electron Microscopy (TEM) experiments, the structure and thickness of support films directly determine imaging quality, sample stability, and data reliability.

To meet different requirements such as accelerating voltage, sample type, and dispersion system, the ZJ TEM Pure Carbon Film Copper Grid Series provides a comprehensive range of solutions.

This article systematically explains the four major product categories 👇

🧪 I. Product Overview

The ZJ TEM pure carbon film copper grid series includes:

• ⚡ Thin Pure Carbon Film

• 🧱 Standard Pure Carbon Film

• 🛡️ Thick Carbon Film

• 🧭 Indexed Carbon Film (F1 / F2)

Each type is optimized for specific experimental scenarios.

⚡ II. Thin Pure Carbon Film: High Contrast & High Resolution Choice

🧩 Structure

Structure: Thin Pure Carbon Film + Copper Grid

Compared with standard pure carbon film:

• Carbon layer thickness reduced by ~10 nm

• Significantly lower background interference

• Improved image contrast and clarity

🔬 Key Advantages

• 📉 Lower background noise

• 📈 Higher image contrast

• 🎯 Ideal for high-resolution imaging

🧬 Suitable Samples

• Nanocrystals, quantum dots

• One-dimensional nanomaterials

• Core-shell structures (organic/amorphous coatings)

• Samples dispersed in organic solvents (e.g., chloroform, toluene)

📊 Specifications

🧱 III. Standard Pure Carbon Film: Stable & General-Purpose

🧩 Structure

Structure: Pure Carbon Film + Copper Grid (No Formvar Film)

👉 Key difference:

• ❌ No organic Formvar layer

• ✔ Only carbon layer + grid

⚙️ Advantages

• 🧲 High electrical and thermal conductivity

• 🔥 Excellent heat resistance, less prone to rupture

• 📍 Reduced sample drift

• 🧼 Cleaner background (no polymer interference)

🧪 Applications

• Organic solvent-based samples (chloroform, toluene)

• Routine nanomaterial imaging

• Experiments requiring high stability

📊 Specifications

🛡️ IV. Thick Carbon Film: For High-Voltage TEM

🧩 Structure

Structure: Thick Carbon Film + Formvar Film + Copper Grid

👉 Compared with standard carbon films:

• Thicker carbon layer

• Higher mechanical strength

⚡ Application Background

At 200 kV / 300 kV TEM:

• ⚡ Strong electron beam penetration

• ⚠️ Higher risk of sample damage

👉 Thick carbon films provide:

• 🛡️ Enhanced protection

• 🔒 Reduced film breakage

• 📊 Improved structural stability

📊 Specifications

(Code series: BZ31022a)

🧭 V. Indexed Carbon Film: Precision Localization Tool

🧩 Structure

• Copper grids with coordinate markings (F1 / F2)

• Enables fast and accurate positioning

🔍 Key Benefits

• 🎯 Precise relocation of target areas

• 🔁 Repeatable measurements

• 📸 Improved experimental reproducibility

📌 F1 vs F2

• Different coordinate marking systems

• Adapted to different user preferences

📊 Specifications

📊 VI. Comparison Summary

📦 VII. Usage Guidelines

🔧 01 Handling Instructions

• Operate in a clean environment 🧼

• Use precision TEM tweezers (e.g., EZ5888/9)

• Hold only the edge, never touch the film surface

• Open only one row (5 grids) at a time

👉 ⚠️ Single-use consumables only

🧪 02 Sample Preparation Tips

• Letter side = film side

• Dry samples using IR lamp (LP23030-B)

• Clean surface with air blower (KS18666) before loading

👉 Prevent contamination of TEM

🧊 03 Storage & Technical Support

Storage Conditions:

• 📦 Store in TEM grid box (DZ160)

• 🌑 Keep dry and away from light

• ⏳ Shelf life: 1 year

Technical Support:

• 📱 QR code traceability

• 📊 Data support

• 🧑‍🔬 Professional selection guidance

🎯 VIII. Selection Guide

👉 Choose based on your application:

• High-resolution nanomaterials → ⚡ Thin Pure Carbon Film

• Routine / solvent-based samples → 🧱 Standard Pure Carbon Film

• High-voltage TEM (≥200 kV) → 🛡️ Thick Carbon Film

• Precise positioning required → 🧭 Indexed Carbon Film

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1️⃣ ZJ TEM Copper Grid Thin Pure Carbon Film

2️⃣ ZJ TEM Copper Grid Standard Pure Carbon Film

3️⃣ ZJ TEM Copper Grid Thick Carbon Film（BZ31022a）

4️⃣ ZJ TEM Coordinate Carbon Film (Indexed Grids)

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.